reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2008 The Android Open Source Project |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 8 | #include "SkBitmapDevice.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 9 | #include "SkCanvas.h" |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 10 | #include "SkCanvasPriv.h" |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 11 | #include "SkClipStack.h" |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 12 | #include "SkColorFilter.h" |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 13 | #include "SkDevice.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 14 | #include "SkDraw.h" |
reed | 3cb3840 | 2015-02-06 08:36:15 -0800 | [diff] [blame] | 15 | #include "SkDrawable.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 16 | #include "SkDrawFilter.h" |
| 17 | #include "SkDrawLooper.h" |
joshualitt | 5f5a8d7 | 2015-02-25 14:09:45 -0800 | [diff] [blame] | 18 | #include "SkErrorInternals.h" |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 19 | #include "SkImage.h" |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 20 | #include "SkImage_Base.h" |
| 21 | #include "SkMatrixUtils.h" |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 22 | #include "SkMetaData.h" |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 23 | #include "SkNinePatchIter.h" |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 24 | #include "SkPaintPriv.h" |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 25 | #include "SkPatchUtils.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 26 | #include "SkPicture.h" |
reed@google.com | 0017708 | 2011-10-12 14:34:30 +0000 | [diff] [blame] | 27 | #include "SkRasterClip.h" |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 28 | #include "SkReadPixelsRec.h" |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 29 | #include "SkRRect.h" |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 30 | #include "SkSmallAllocator.h" |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 31 | #include "SkSurface_Base.h" |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 32 | #include "SkTextBlob.h" |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 33 | #include "SkTextFormatParams.h" |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 34 | #include "SkTLazy.h" |
danakj | 8f757f5 | 2014-11-04 11:48:43 -0800 | [diff] [blame] | 35 | #include "SkTraceEvent.h" |
bungeman | d3ebb48 | 2015-08-05 13:57:49 -0700 | [diff] [blame] | 36 | |
| 37 | #include <new> |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 38 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 39 | #if SK_SUPPORT_GPU |
| 40 | #include "GrRenderTarget.h" |
| 41 | #endif |
| 42 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 43 | /* |
| 44 | * Return true if the drawing this rect would hit every pixels in the canvas. |
| 45 | * |
| 46 | * Returns false if |
| 47 | * - rect does not contain the canvas' bounds |
| 48 | * - paint is not fill |
| 49 | * - paint would blur or otherwise change the coverage of the rect |
| 50 | */ |
| 51 | bool SkCanvas::wouldOverwriteEntireSurface(const SkRect* rect, const SkPaint* paint, |
| 52 | ShaderOverrideOpacity overrideOpacity) const { |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 53 | static_assert((int)SkPaintPriv::kNone_ShaderOverrideOpacity == |
| 54 | (int)kNone_ShaderOverrideOpacity, |
| 55 | "need_matching_enums0"); |
| 56 | static_assert((int)SkPaintPriv::kOpaque_ShaderOverrideOpacity == |
| 57 | (int)kOpaque_ShaderOverrideOpacity, |
| 58 | "need_matching_enums1"); |
| 59 | static_assert((int)SkPaintPriv::kNotOpaque_ShaderOverrideOpacity == |
| 60 | (int)kNotOpaque_ShaderOverrideOpacity, |
| 61 | "need_matching_enums2"); |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 62 | |
| 63 | const SkISize size = this->getBaseLayerSize(); |
| 64 | const SkRect bounds = SkRect::MakeIWH(size.width(), size.height()); |
| 65 | if (!this->getClipStack()->quickContains(bounds)) { |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | if (rect) { |
| 70 | if (!this->getTotalMatrix().rectStaysRect()) { |
| 71 | return false; // conservative |
| 72 | } |
| 73 | |
| 74 | SkRect devRect; |
| 75 | this->getTotalMatrix().mapRect(&devRect, *rect); |
fmalita | 8c0144c | 2015-07-22 05:56:16 -0700 | [diff] [blame] | 76 | if (!devRect.contains(bounds)) { |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 77 | return false; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | if (paint) { |
| 82 | SkPaint::Style paintStyle = paint->getStyle(); |
| 83 | if (!(paintStyle == SkPaint::kFill_Style || |
| 84 | paintStyle == SkPaint::kStrokeAndFill_Style)) { |
| 85 | return false; |
| 86 | } |
| 87 | if (paint->getMaskFilter() || paint->getLooper() |
| 88 | || paint->getPathEffect() || paint->getImageFilter()) { |
| 89 | return false; // conservative |
| 90 | } |
| 91 | } |
| 92 | return SkPaintPriv::Overwrites(paint, (SkPaintPriv::ShaderOverrideOpacity)overrideOpacity); |
| 93 | } |
| 94 | |
| 95 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
| 96 | |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 97 | static bool gIgnoreSaveLayerBounds; |
| 98 | void SkCanvas::Internal_Private_SetIgnoreSaveLayerBounds(bool ignore) { |
| 99 | gIgnoreSaveLayerBounds = ignore; |
| 100 | } |
| 101 | bool SkCanvas::Internal_Private_GetIgnoreSaveLayerBounds() { |
| 102 | return gIgnoreSaveLayerBounds; |
| 103 | } |
| 104 | |
reed | 0acf1b4 | 2014-12-22 16:12:38 -0800 | [diff] [blame] | 105 | static bool gTreatSpriteAsBitmap; |
| 106 | void SkCanvas::Internal_Private_SetTreatSpriteAsBitmap(bool spriteAsBitmap) { |
| 107 | gTreatSpriteAsBitmap = spriteAsBitmap; |
| 108 | } |
| 109 | bool SkCanvas::Internal_Private_GetTreatSpriteAsBitmap() { |
| 110 | return gTreatSpriteAsBitmap; |
| 111 | } |
| 112 | |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 113 | // experimental for faster tiled drawing... |
| 114 | //#define SK_ENABLE_CLIP_QUICKREJECT |
robertphillips@google.com | 15e9d3e | 2012-06-21 20:25:03 +0000 | [diff] [blame] | 115 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 116 | //#define SK_TRACE_SAVERESTORE |
| 117 | |
| 118 | #ifdef SK_TRACE_SAVERESTORE |
| 119 | static int gLayerCounter; |
| 120 | static void inc_layer() { ++gLayerCounter; printf("----- inc layer %d\n", gLayerCounter); } |
| 121 | static void dec_layer() { --gLayerCounter; printf("----- dec layer %d\n", gLayerCounter); } |
| 122 | |
| 123 | static int gRecCounter; |
| 124 | static void inc_rec() { ++gRecCounter; printf("----- inc rec %d\n", gRecCounter); } |
| 125 | static void dec_rec() { --gRecCounter; printf("----- dec rec %d\n", gRecCounter); } |
| 126 | |
| 127 | static int gCanvasCounter; |
| 128 | static void inc_canvas() { ++gCanvasCounter; printf("----- inc canvas %d\n", gCanvasCounter); } |
| 129 | static void dec_canvas() { --gCanvasCounter; printf("----- dec canvas %d\n", gCanvasCounter); } |
| 130 | #else |
| 131 | #define inc_layer() |
| 132 | #define dec_layer() |
| 133 | #define inc_rec() |
| 134 | #define dec_rec() |
| 135 | #define inc_canvas() |
| 136 | #define dec_canvas() |
| 137 | #endif |
| 138 | |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 139 | typedef SkTLazy<SkPaint> SkLazyPaint; |
| 140 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 141 | void SkCanvas::predrawNotify(bool willOverwritesEntireSurface) { |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 142 | if (fSurfaceBase) { |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 143 | fSurfaceBase->aboutToDraw(willOverwritesEntireSurface |
| 144 | ? SkSurface::kDiscard_ContentChangeMode |
| 145 | : SkSurface::kRetain_ContentChangeMode); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | void SkCanvas::predrawNotify(const SkRect* rect, const SkPaint* paint, |
| 150 | ShaderOverrideOpacity overrideOpacity) { |
| 151 | if (fSurfaceBase) { |
| 152 | SkSurface::ContentChangeMode mode = SkSurface::kRetain_ContentChangeMode; |
| 153 | // Since willOverwriteAllPixels() may not be complete free to call, we only do so if |
| 154 | // there is an outstanding snapshot, since w/o that, there will be no copy-on-write |
| 155 | // and therefore we don't care which mode we're in. |
| 156 | // |
| 157 | if (fSurfaceBase->outstandingImageSnapshot()) { |
| 158 | if (this->wouldOverwriteEntireSurface(rect, paint, overrideOpacity)) { |
| 159 | mode = SkSurface::kDiscard_ContentChangeMode; |
| 160 | } |
| 161 | } |
| 162 | fSurfaceBase->aboutToDraw(mode); |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 163 | } |
| 164 | } |
| 165 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 166 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 167 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 168 | static uint32_t filter_paint_flags(const SkSurfaceProps& props, uint32_t flags) { |
| 169 | const uint32_t propFlags = props.flags(); |
| 170 | if (propFlags & SkSurfaceProps::kDisallowDither_Flag) { |
| 171 | flags &= ~SkPaint::kDither_Flag; |
| 172 | } |
| 173 | if (propFlags & SkSurfaceProps::kDisallowAntiAlias_Flag) { |
| 174 | flags &= ~SkPaint::kAntiAlias_Flag; |
| 175 | } |
| 176 | return flags; |
| 177 | } |
| 178 | |
| 179 | /////////////////////////////////////////////////////////////////////////////// |
| 180 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 181 | /* This is the record we keep for each SkBaseDevice that the user installs. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 182 | The clip/matrix/proc are fields that reflect the top of the save/restore |
| 183 | stack. Whenever the canvas changes, it marks a dirty flag, and then before |
| 184 | these are used (assuming we're not on a layer) we rebuild these cache |
| 185 | values: they reflect the top of the save stack, but translated and clipped |
| 186 | by the device's XY offset and bitmap-bounds. |
| 187 | */ |
| 188 | struct DeviceCM { |
| 189 | DeviceCM* fNext; |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 190 | SkBaseDevice* fDevice; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 191 | SkRasterClip fClip; |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 192 | SkPaint* fPaint; // may be null (in the future) |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 193 | const SkMatrix* fMatrix; |
| 194 | SkMatrix fMatrixStorage; |
| 195 | const bool fDeviceIsBitmapDevice; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 196 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 197 | DeviceCM(SkBaseDevice* device, const SkPaint* paint, SkCanvas* canvas, |
reed | 86a17e7 | 2015-05-14 12:25:22 -0700 | [diff] [blame] | 198 | bool conservativeRasterClip, bool deviceIsBitmapDevice) |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 199 | : fNext(nullptr) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 200 | , fClip(conservativeRasterClip) |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 201 | , fDeviceIsBitmapDevice(deviceIsBitmapDevice) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 202 | { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 203 | if (nullptr != device) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 204 | device->ref(); |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 205 | device->onAttachToCanvas(canvas); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 206 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 207 | fDevice = device; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 208 | fPaint = paint ? new SkPaint(*paint) : nullptr; |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 209 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 210 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 211 | ~DeviceCM() { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 212 | if (fDevice) { |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 213 | fDevice->onDetachFromCanvas(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 214 | fDevice->unref(); |
| 215 | } |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 216 | delete fPaint; |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 217 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 218 | |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 219 | void reset(const SkIRect& bounds) { |
| 220 | SkASSERT(!fPaint); |
| 221 | SkASSERT(!fNext); |
| 222 | SkASSERT(fDevice); |
| 223 | fClip.setRect(bounds); |
| 224 | } |
| 225 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 226 | void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, |
| 227 | const SkClipStack& clipStack, SkRasterClip* updateClip) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 228 | int x = fDevice->getOrigin().x(); |
| 229 | int y = fDevice->getOrigin().y(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 230 | int width = fDevice->width(); |
| 231 | int height = fDevice->height(); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 232 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 233 | if ((x | y) == 0) { |
| 234 | fMatrix = &totalMatrix; |
| 235 | fClip = totalClip; |
| 236 | } else { |
| 237 | fMatrixStorage = totalMatrix; |
| 238 | fMatrixStorage.postTranslate(SkIntToScalar(-x), |
| 239 | SkIntToScalar(-y)); |
| 240 | fMatrix = &fMatrixStorage; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 241 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 242 | totalClip.translate(-x, -y, &fClip); |
| 243 | } |
| 244 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 245 | fClip.op(SkIRect::MakeWH(width, height), SkRegion::kIntersect_Op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 246 | |
| 247 | // intersect clip, but don't translate it (yet) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 248 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 249 | if (updateClip) { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 250 | updateClip->op(SkIRect::MakeXYWH(x, y, width, height), |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 251 | SkRegion::kDifference_Op); |
| 252 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 253 | |
robertphillips@google.com | 3fffb2e | 2012-10-09 22:30:18 +0000 | [diff] [blame] | 254 | fDevice->setMatrixClip(*fMatrix, fClip.forceGetBW(), clipStack); |
| 255 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 256 | #ifdef SK_DEBUG |
| 257 | if (!fClip.isEmpty()) { |
| 258 | SkIRect deviceR; |
| 259 | deviceR.set(0, 0, width, height); |
| 260 | SkASSERT(deviceR.contains(fClip.getBounds())); |
| 261 | } |
| 262 | #endif |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 263 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 264 | }; |
| 265 | |
| 266 | /* This is the record we keep for each save/restore level in the stack. |
| 267 | Since a level optionally copies the matrix and/or stack, we have pointers |
| 268 | for these fields. If the value is copied for this level, the copy is |
| 269 | stored in the ...Storage field, and the pointer points to that. If the |
| 270 | value is not copied for this level, we ignore ...Storage, and just point |
| 271 | at the corresponding value in the previous level in the stack. |
| 272 | */ |
| 273 | class SkCanvas::MCRec { |
| 274 | public: |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 275 | SkDrawFilter* fFilter; // the current filter (or null) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 276 | DeviceCM* fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 277 | /* If there are any layers in the stack, this points to the top-most |
| 278 | one that is at or below this level in the stack (so we know what |
| 279 | bitmap/device to draw into from this level. This value is NOT |
| 280 | reference counted, since the real owner is either our fLayer field, |
| 281 | or a previous one in a lower level.) |
| 282 | */ |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 283 | DeviceCM* fTopLayer; |
| 284 | SkRasterClip fRasterClip; |
| 285 | SkMatrix fMatrix; |
| 286 | int fDeferredSaveCount; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 287 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 288 | MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 289 | fFilter = nullptr; |
| 290 | fLayer = nullptr; |
| 291 | fTopLayer = nullptr; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 292 | fMatrix.reset(); |
| 293 | fDeferredSaveCount = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 294 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 295 | // don't bother initializing fNext |
| 296 | inc_rec(); |
| 297 | } |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 298 | MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip), fMatrix(prev.fMatrix) { |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 299 | fFilter = SkSafeRef(prev.fFilter); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 300 | fLayer = nullptr; |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 301 | fTopLayer = prev.fTopLayer; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 302 | fDeferredSaveCount = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 303 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 304 | // don't bother initializing fNext |
| 305 | inc_rec(); |
| 306 | } |
| 307 | ~MCRec() { |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 308 | SkSafeUnref(fFilter); |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 309 | delete fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 310 | dec_rec(); |
| 311 | } |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 312 | |
| 313 | void reset(const SkIRect& bounds) { |
| 314 | SkASSERT(fLayer); |
| 315 | SkASSERT(fDeferredSaveCount == 0); |
| 316 | |
| 317 | fMatrix.reset(); |
| 318 | fRasterClip.setRect(bounds); |
| 319 | fLayer->reset(bounds); |
| 320 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 321 | }; |
| 322 | |
| 323 | class SkDrawIter : public SkDraw { |
| 324 | public: |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 325 | SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 326 | canvas = canvas->canvasForDrawIter(); |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 327 | fCanvas = canvas; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 328 | canvas->updateDeviceCMCache(); |
| 329 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 330 | fClipStack = canvas->fClipStack; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 331 | fCurrLayer = canvas->fMCRec->fTopLayer; |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 332 | fSkipEmptyClips = skipEmptyClips; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 333 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 334 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 335 | bool next() { |
| 336 | // skip over recs with empty clips |
| 337 | if (fSkipEmptyClips) { |
| 338 | while (fCurrLayer && fCurrLayer->fClip.isEmpty()) { |
| 339 | fCurrLayer = fCurrLayer->fNext; |
| 340 | } |
| 341 | } |
| 342 | |
reed@google.com | f68c5e2 | 2012-02-24 16:38:58 +0000 | [diff] [blame] | 343 | const DeviceCM* rec = fCurrLayer; |
| 344 | if (rec && rec->fDevice) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 345 | |
| 346 | fMatrix = rec->fMatrix; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 347 | fClip = &((SkRasterClip*)&rec->fClip)->forceGetBW(); |
| 348 | fRC = &rec->fClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 349 | fDevice = rec->fDevice; |
reed | 41e010c | 2015-06-09 12:16:53 -0700 | [diff] [blame] | 350 | if (!fDevice->accessPixels(&fDst)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 351 | fDst.reset(fDevice->imageInfo(), nullptr, 0); |
reed | 41e010c | 2015-06-09 12:16:53 -0700 | [diff] [blame] | 352 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 353 | fPaint = rec->fPaint; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 354 | SkDEBUGCODE(this->validate();) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 355 | |
| 356 | fCurrLayer = rec->fNext; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 357 | // fCurrLayer may be nullptr now |
reed@android.com | 199f108 | 2009-06-10 02:12:47 +0000 | [diff] [blame] | 358 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 359 | return true; |
| 360 | } |
| 361 | return false; |
| 362 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 363 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 364 | SkBaseDevice* getDevice() const { return fDevice; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 365 | int getX() const { return fDevice->getOrigin().x(); } |
| 366 | int getY() const { return fDevice->getOrigin().y(); } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 367 | const SkMatrix& getMatrix() const { return *fMatrix; } |
| 368 | const SkRegion& getClip() const { return *fClip; } |
| 369 | const SkPaint* getPaint() const { return fPaint; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 370 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 371 | private: |
| 372 | SkCanvas* fCanvas; |
| 373 | const DeviceCM* fCurrLayer; |
| 374 | const SkPaint* fPaint; // May be null. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 375 | SkBool8 fSkipEmptyClips; |
| 376 | |
| 377 | typedef SkDraw INHERITED; |
| 378 | }; |
| 379 | |
| 380 | ///////////////////////////////////////////////////////////////////////////// |
| 381 | |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 382 | static SkPaint* set_if_needed(SkLazyPaint* lazy, const SkPaint& orig) { |
| 383 | return lazy->isValid() ? lazy->get() : lazy->set(orig); |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * If the paint has an imagefilter, but it can be simplified to just a colorfilter, return that |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 388 | * colorfilter, else return nullptr. |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 389 | */ |
| 390 | static SkColorFilter* image_to_color_filter(const SkPaint& paint) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 391 | SkImageFilter* imgf = paint.getImageFilter(); |
| 392 | if (!imgf) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 393 | return nullptr; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 394 | } |
| 395 | |
| 396 | SkColorFilter* imgCF; |
| 397 | if (!imgf->asAColorFilter(&imgCF)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 398 | return nullptr; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | SkColorFilter* paintCF = paint.getColorFilter(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 402 | if (nullptr == paintCF) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 403 | // there is no existing paint colorfilter, so we can just return the imagefilter's |
| 404 | return imgCF; |
| 405 | } |
| 406 | |
| 407 | // The paint has both a colorfilter(paintCF) and an imagefilter-which-is-a-colorfilter(imgCF) |
| 408 | // and we need to combine them into a single colorfilter. |
| 409 | SkAutoTUnref<SkColorFilter> autoImgCF(imgCF); |
| 410 | return SkColorFilter::CreateComposeFilter(imgCF, paintCF); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 411 | } |
| 412 | |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 413 | /** |
| 414 | * There are many bounds in skia. A circle's bounds is just its center extended by its radius. |
| 415 | * However, if we stroke a circle, then the "bounds" of that is larger, since it will now draw |
| 416 | * outside of its raw-bounds by 1/2 the stroke width. SkPaint has lots of optional |
| 417 | * effects/attributes that can modify the effective bounds of a given primitive -- maskfilters, |
| 418 | * patheffects, stroking, etc. This function takes a raw bounds and a paint, and returns the |
| 419 | * conservative "effective" bounds based on the settings in the paint... with one exception. This |
| 420 | * function does *not* look at the imagefilter, which can also modify the effective bounds. It is |
| 421 | * deliberately ignored. |
| 422 | */ |
| 423 | static const SkRect& apply_paint_to_bounds_sans_imagefilter(const SkPaint& paint, |
| 424 | const SkRect& rawBounds, |
| 425 | SkRect* storage) { |
| 426 | SkPaint tmpUnfiltered(paint); |
| 427 | tmpUnfiltered.setImageFilter(nullptr); |
| 428 | if (tmpUnfiltered.canComputeFastBounds()) { |
| 429 | return tmpUnfiltered.computeFastBounds(rawBounds, storage); |
| 430 | } else { |
| 431 | return rawBounds; |
| 432 | } |
| 433 | } |
| 434 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 435 | class AutoDrawLooper { |
| 436 | public: |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 437 | // "rawBounds" is the original bounds of the primitive about to be drawn, unmodified by the |
| 438 | // paint. It's used to determine the size of the offscreen layer for filters. |
| 439 | // If null, the clip will be used instead. |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 440 | AutoDrawLooper(SkCanvas* canvas, const SkSurfaceProps& props, const SkPaint& paint, |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 441 | bool skipLayerForImageFilter = false, |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 442 | const SkRect* rawBounds = nullptr) : fOrigPaint(paint) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 443 | fCanvas = canvas; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 444 | fFilter = canvas->getDrawFilter(); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 445 | fPaint = &fOrigPaint; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 446 | fSaveCount = canvas->getSaveCount(); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 447 | fTempLayerForImageFilter = false; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 448 | fDone = false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 449 | |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 450 | SkColorFilter* simplifiedCF = image_to_color_filter(fOrigPaint); |
| 451 | if (simplifiedCF) { |
| 452 | SkPaint* paint = set_if_needed(&fLazyPaintInit, fOrigPaint); |
| 453 | paint->setColorFilter(simplifiedCF)->unref(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 454 | paint->setImageFilter(nullptr); |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 455 | fPaint = paint; |
| 456 | } |
| 457 | |
| 458 | if (!skipLayerForImageFilter && fPaint->getImageFilter()) { |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 459 | /** |
| 460 | * We implement ImageFilters for a given draw by creating a layer, then applying the |
| 461 | * imagefilter to the pixels of that layer (its backing surface/image), and then |
| 462 | * we call restore() to xfer that layer to the main canvas. |
| 463 | * |
| 464 | * 1. SaveLayer (with a paint containing the current imagefilter and xfermode) |
| 465 | * 2. Generate the src pixels: |
| 466 | * Remove the imagefilter and the xfermode from the paint that we (AutoDrawLooper) |
| 467 | * return (fPaint). We then draw the primitive (using srcover) into a cleared |
| 468 | * buffer/surface. |
| 469 | * 3. Restore the layer created in #1 |
| 470 | * The imagefilter is passed the buffer/surface from the layer (now filled with the |
| 471 | * src pixels of the primitive). It returns a new "filtered" buffer, which we |
| 472 | * draw onto the previous layer using the xfermode from the original paint. |
| 473 | */ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 474 | SkPaint tmp; |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 475 | tmp.setImageFilter(fPaint->getImageFilter()); |
| 476 | tmp.setXfermode(fPaint->getXfermode()); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 477 | SkRect storage; |
| 478 | if (rawBounds) { |
| 479 | // Make rawBounds include all paint outsets except for those due to image filters. |
| 480 | rawBounds = &apply_paint_to_bounds_sans_imagefilter(*fPaint, *rawBounds, &storage); |
| 481 | } |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 482 | (void)canvas->internalSaveLayer(rawBounds, &tmp, SkCanvas::kARGB_ClipLayer_SaveFlag, |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 483 | SkCanvas::kFullLayer_SaveLayerStrategy); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 484 | fTempLayerForImageFilter = true; |
| 485 | // we remove the imagefilter/xfermode inside doNext() |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 486 | } |
| 487 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 488 | if (SkDrawLooper* looper = paint.getLooper()) { |
| 489 | void* buffer = fLooperContextAllocator.reserveT<SkDrawLooper::Context>( |
| 490 | looper->contextSize()); |
| 491 | fLooperContext = looper->createContext(canvas, buffer); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 492 | fIsSimple = false; |
| 493 | } else { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 494 | fLooperContext = nullptr; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 495 | // can we be marked as simple? |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 496 | fIsSimple = !fFilter && !fTempLayerForImageFilter; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 497 | } |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 498 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 499 | uint32_t oldFlags = paint.getFlags(); |
| 500 | fNewPaintFlags = filter_paint_flags(props, oldFlags); |
| 501 | if (fIsSimple && (fNewPaintFlags != oldFlags)) { |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 502 | SkPaint* paint = set_if_needed(&fLazyPaintInit, fOrigPaint); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 503 | paint->setFlags(fNewPaintFlags); |
| 504 | fPaint = paint; |
| 505 | // if we're not simple, doNext() will take care of calling setFlags() |
| 506 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 507 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 508 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 509 | ~AutoDrawLooper() { |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 510 | if (fTempLayerForImageFilter) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 511 | fCanvas->internalRestore(); |
| 512 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 513 | SkASSERT(fCanvas->getSaveCount() == fSaveCount); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 514 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 515 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 516 | const SkPaint& paint() const { |
| 517 | SkASSERT(fPaint); |
| 518 | return *fPaint; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 519 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 520 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 521 | bool next(SkDrawFilter::Type drawType) { |
| 522 | if (fDone) { |
| 523 | return false; |
| 524 | } else if (fIsSimple) { |
| 525 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 526 | return !fPaint->nothingToDraw(); |
| 527 | } else { |
| 528 | return this->doNext(drawType); |
| 529 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 530 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 531 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 532 | private: |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 533 | SkLazyPaint fLazyPaintInit; // base paint storage in case we need to modify it |
| 534 | SkLazyPaint fLazyPaintPerLooper; // per-draw-looper storage, so the looper can modify it |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 535 | SkCanvas* fCanvas; |
| 536 | const SkPaint& fOrigPaint; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 537 | SkDrawFilter* fFilter; |
| 538 | const SkPaint* fPaint; |
| 539 | int fSaveCount; |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 540 | uint32_t fNewPaintFlags; |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 541 | bool fTempLayerForImageFilter; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 542 | bool fDone; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 543 | bool fIsSimple; |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 544 | SkDrawLooper::Context* fLooperContext; |
| 545 | SkSmallAllocator<1, 32> fLooperContextAllocator; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 546 | |
| 547 | bool doNext(SkDrawFilter::Type drawType); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 548 | }; |
| 549 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 550 | bool AutoDrawLooper::doNext(SkDrawFilter::Type drawType) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 551 | fPaint = nullptr; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 552 | SkASSERT(!fIsSimple); |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 553 | SkASSERT(fLooperContext || fFilter || fTempLayerForImageFilter); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 554 | |
reed | dbc3cef | 2015-04-29 12:18:57 -0700 | [diff] [blame] | 555 | SkPaint* paint = fLazyPaintPerLooper.set(fLazyPaintInit.isValid() ? |
| 556 | *fLazyPaintInit.get() : fOrigPaint); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 557 | paint->setFlags(fNewPaintFlags); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 558 | |
reed | 5c476fb | 2015-04-20 08:04:21 -0700 | [diff] [blame] | 559 | if (fTempLayerForImageFilter) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 560 | paint->setImageFilter(nullptr); |
| 561 | paint->setXfermode(nullptr); |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 562 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 563 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 564 | if (fLooperContext && !fLooperContext->next(fCanvas, paint)) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 565 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 566 | return false; |
| 567 | } |
| 568 | if (fFilter) { |
reed@google.com | 971aca7 | 2012-11-26 20:26:54 +0000 | [diff] [blame] | 569 | if (!fFilter->filter(paint, drawType)) { |
| 570 | fDone = true; |
| 571 | return false; |
| 572 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 573 | if (nullptr == fLooperContext) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 574 | // no looper means we only draw once |
| 575 | fDone = true; |
| 576 | } |
| 577 | } |
| 578 | fPaint = paint; |
| 579 | |
| 580 | // if we only came in here for the imagefilter, mark us as done |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 581 | if (!fLooperContext && !fFilter) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 582 | fDone = true; |
reed@google.com | 632e1a2 | 2011-10-06 12:37:00 +0000 | [diff] [blame] | 583 | } |
| 584 | |
| 585 | // call this after any possible paint modifiers |
| 586 | if (fPaint->nothingToDraw()) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 587 | fPaint = nullptr; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 588 | return false; |
| 589 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 590 | return true; |
| 591 | } |
| 592 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 593 | ////////// macros to place around the internal draw calls ////////////////// |
| 594 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 595 | #define LOOPER_BEGIN_DRAWBITMAP(paint, skipLayerForFilter, bounds) \ |
| 596 | this->predrawNotify(); \ |
| 597 | AutoDrawLooper looper(this, fProps, paint, skipLayerForFilter, bounds); \ |
| 598 | while (looper.next(SkDrawFilter::kBitmap_Type)) { \ |
| 599 | SkDrawIter iter(this); |
| 600 | |
| 601 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 602 | #define LOOPER_BEGIN_DRAWDEVICE(paint, type) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 603 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 604 | AutoDrawLooper looper(this, fProps, paint, true); \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 605 | while (looper.next(type)) { \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 606 | SkDrawIter iter(this); |
| 607 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 608 | #define LOOPER_BEGIN(paint, type, bounds) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 609 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 610 | AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 611 | while (looper.next(type)) { \ |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 612 | SkDrawIter iter(this); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 613 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 614 | #define LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, type, bounds, auxOpaque) \ |
| 615 | this->predrawNotify(bounds, &paint, auxOpaque); \ |
| 616 | AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
| 617 | while (looper.next(type)) { \ |
| 618 | SkDrawIter iter(this); |
| 619 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 620 | #define LOOPER_END } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 621 | |
| 622 | //////////////////////////////////////////////////////////////////////////// |
| 623 | |
mtklein | feaadee | 2015-04-08 11:25:48 -0700 | [diff] [blame] | 624 | void SkCanvas::resetForNextPicture(const SkIRect& bounds) { |
| 625 | this->restoreToCount(1); |
| 626 | fCachedLocalClipBounds.setEmpty(); |
| 627 | fCachedLocalClipBoundsDirty = true; |
| 628 | fClipStack->reset(); |
| 629 | fMCRec->reset(bounds); |
| 630 | |
| 631 | // We're peering through a lot of structs here. Only at this scope do we |
| 632 | // know that the device is an SkBitmapDevice (really an SkNoPixelsBitmapDevice). |
| 633 | static_cast<SkBitmapDevice*>(fMCRec->fLayer->fDevice)->setNewSize(bounds.size()); |
| 634 | } |
| 635 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 636 | SkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 637 | if (device && device->forceConservativeRasterClip()) { |
| 638 | flags = InitFlags(flags | kConservativeRasterClip_InitFlag); |
| 639 | } |
| 640 | // Since init() is only called once by our constructors, it is safe to perform this |
| 641 | // const-cast. |
| 642 | *const_cast<bool*>(&fConservativeRasterClip) = SkToBool(flags & kConservativeRasterClip_InitFlag); |
| 643 | |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 644 | fCachedLocalClipBounds.setEmpty(); |
| 645 | fCachedLocalClipBoundsDirty = true; |
caryclark@google.com | 8f0a7b8 | 2012-11-07 14:54:49 +0000 | [diff] [blame] | 646 | fAllowSoftClip = true; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 647 | fAllowSimplifyClip = false; |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 648 | fDeviceCMDirty = true; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 649 | fSaveCount = 1; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 650 | fMetaData = nullptr; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 651 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 652 | fClipStack.reset(new SkClipStack); |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 653 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 654 | fMCRec = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 655 | new (fMCRec) MCRec(fConservativeRasterClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 656 | |
reed | a499f90 | 2015-05-01 09:34:31 -0700 | [diff] [blame] | 657 | SkASSERT(sizeof(DeviceCM) <= sizeof(fDeviceCMStorage)); |
| 658 | fMCRec->fLayer = (DeviceCM*)fDeviceCMStorage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 659 | new (fDeviceCMStorage) DeviceCM(nullptr, nullptr, nullptr, fConservativeRasterClip, false); |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 660 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 661 | fMCRec->fTopLayer = fMCRec->fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 662 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 663 | fSurfaceBase = nullptr; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 664 | |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 665 | if (device) { |
robertphillips | efbffed | 2015-06-22 12:06:08 -0700 | [diff] [blame] | 666 | // The root device and the canvas should always have the same pixel geometry |
| 667 | SkASSERT(fProps.pixelGeometry() == device->surfaceProps().pixelGeometry()); |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 668 | device->onAttachToCanvas(this); |
| 669 | fMCRec->fLayer->fDevice = SkRef(device); |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 670 | fMCRec->fRasterClip.setRect(device->getGlobalBounds()); |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 671 | } |
| 672 | return device; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 673 | } |
| 674 | |
reed@google.com | cde9211 | 2011-07-06 20:00:52 +0000 | [diff] [blame] | 675 | SkCanvas::SkCanvas() |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 676 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 677 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 678 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 679 | { |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 680 | inc_canvas(); |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 681 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 682 | this->init(nullptr, kDefault_InitFlags); |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 683 | } |
| 684 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 685 | static SkBitmap make_nopixels(int width, int height) { |
| 686 | SkBitmap bitmap; |
| 687 | bitmap.setInfo(SkImageInfo::MakeUnknown(width, height)); |
| 688 | return bitmap; |
| 689 | } |
| 690 | |
| 691 | class SkNoPixelsBitmapDevice : public SkBitmapDevice { |
| 692 | public: |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 693 | SkNoPixelsBitmapDevice(const SkIRect& bounds, const SkSurfaceProps& surfaceProps) |
| 694 | : INHERITED(make_nopixels(bounds.width(), bounds.height()), surfaceProps) |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 695 | { |
| 696 | this->setOrigin(bounds.x(), bounds.y()); |
| 697 | } |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 698 | |
| 699 | private: |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 700 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 701 | typedef SkBitmapDevice INHERITED; |
| 702 | }; |
| 703 | |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 704 | SkCanvas::SkCanvas(int width, int height, const SkSurfaceProps* props) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 705 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 706 | , fProps(SkSurfacePropsCopyOrDefault(props)) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 707 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 708 | { |
| 709 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 710 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 711 | this->init(new SkNoPixelsBitmapDevice(SkIRect::MakeWH(width, height), fProps), |
| 712 | kDefault_InitFlags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 713 | } |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 714 | |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 715 | SkCanvas::SkCanvas(const SkIRect& bounds, InitFlags flags) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 716 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 717 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 718 | , fConservativeRasterClip(false) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 719 | { |
| 720 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 721 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 722 | this->init(new SkNoPixelsBitmapDevice(bounds, fProps), flags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 723 | } |
| 724 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 725 | SkCanvas::SkCanvas(SkBaseDevice* device) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 726 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
robertphillips | 7b05ff1 | 2015-06-19 14:14:54 -0700 | [diff] [blame] | 727 | , fProps(device->surfaceProps()) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 728 | , fConservativeRasterClip(false) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 729 | { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 730 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 731 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 732 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 733 | } |
| 734 | |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 735 | SkCanvas::SkCanvas(SkBaseDevice* device, InitFlags flags) |
| 736 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
robertphillips | 7b05ff1 | 2015-06-19 14:14:54 -0700 | [diff] [blame] | 737 | , fProps(device->surfaceProps()) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 738 | , fConservativeRasterClip(false) |
robertphillips | fcf7829 | 2015-06-19 11:49:52 -0700 | [diff] [blame] | 739 | { |
| 740 | inc_canvas(); |
| 741 | |
| 742 | this->init(device, flags); |
| 743 | } |
| 744 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 745 | SkCanvas::SkCanvas(const SkBitmap& bitmap, const SkSurfaceProps& props) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 746 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 747 | , fProps(props) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 748 | , fConservativeRasterClip(false) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 749 | { |
| 750 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 751 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 752 | SkAutoTUnref<SkBaseDevice> device(new SkBitmapDevice(bitmap, fProps)); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 753 | this->init(device, kDefault_InitFlags); |
| 754 | } |
reed | 29c857d | 2014-09-21 10:25:07 -0700 | [diff] [blame] | 755 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 756 | SkCanvas::SkCanvas(const SkBitmap& bitmap) |
| 757 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
| 758 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | 42b73eb | 2015-11-20 13:42:42 -0800 | [diff] [blame] | 759 | , fConservativeRasterClip(false) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 760 | { |
| 761 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 762 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 763 | SkAutoTUnref<SkBaseDevice> device(new SkBitmapDevice(bitmap, fProps)); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 764 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 765 | } |
| 766 | |
| 767 | SkCanvas::~SkCanvas() { |
| 768 | // free up the contents of our deque |
| 769 | this->restoreToCount(1); // restore everything but the last |
reed@google.com | 7c20293 | 2011-12-14 18:48:05 +0000 | [diff] [blame] | 770 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 771 | this->internalRestore(); // restore the last, since we're going away |
| 772 | |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 773 | delete fMetaData; |
vandebo@chromium.org | b70ae31 | 2010-10-15 18:58:19 +0000 | [diff] [blame] | 774 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 775 | dec_canvas(); |
| 776 | } |
| 777 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 778 | SkDrawFilter* SkCanvas::getDrawFilter() const { |
| 779 | return fMCRec->fFilter; |
| 780 | } |
| 781 | |
| 782 | SkDrawFilter* SkCanvas::setDrawFilter(SkDrawFilter* filter) { |
reed | 51985e3 | 2015-04-11 08:04:56 -0700 | [diff] [blame] | 783 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 784 | SkRefCnt_SafeAssign(fMCRec->fFilter, filter); |
| 785 | return filter; |
| 786 | } |
| 787 | |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 788 | SkMetaData& SkCanvas::getMetaData() { |
| 789 | // metadata users are rare, so we lazily allocate it. If that changes we |
| 790 | // can decide to just make it a field in the device (rather than a ptr) |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 791 | if (nullptr == fMetaData) { |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 792 | fMetaData = new SkMetaData; |
| 793 | } |
| 794 | return *fMetaData; |
| 795 | } |
| 796 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 797 | /////////////////////////////////////////////////////////////////////////////// |
| 798 | |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 799 | void SkCanvas::flush() { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 800 | SkBaseDevice* device = this->getDevice(); |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 801 | if (device) { |
| 802 | device->flush(); |
| 803 | } |
| 804 | } |
| 805 | |
bsalomon@google.com | 4ebe382 | 2014-02-26 20:22:32 +0000 | [diff] [blame] | 806 | SkISize SkCanvas::getTopLayerSize() const { |
| 807 | SkBaseDevice* d = this->getTopDevice(); |
| 808 | return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); |
| 809 | } |
| 810 | |
| 811 | SkIPoint SkCanvas::getTopLayerOrigin() const { |
| 812 | SkBaseDevice* d = this->getTopDevice(); |
| 813 | return d ? d->getOrigin() : SkIPoint::Make(0, 0); |
| 814 | } |
| 815 | |
| 816 | SkISize SkCanvas::getBaseLayerSize() const { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 817 | SkBaseDevice* d = this->getDevice(); |
reed@google.com | 210ce00 | 2011-11-01 14:24:23 +0000 | [diff] [blame] | 818 | return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); |
| 819 | } |
| 820 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 821 | SkBaseDevice* SkCanvas::getDevice() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 822 | // return root device |
robertphillips@google.com | c029062 | 2012-07-16 21:20:03 +0000 | [diff] [blame] | 823 | MCRec* rec = (MCRec*) fMCStack.front(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 824 | SkASSERT(rec && rec->fLayer); |
| 825 | return rec->fLayer->fDevice; |
| 826 | } |
| 827 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 828 | SkBaseDevice* SkCanvas::getTopDevice(bool updateMatrixClip) const { |
reed@google.com | 0b53d59 | 2012-03-19 18:26:34 +0000 | [diff] [blame] | 829 | if (updateMatrixClip) { |
| 830 | const_cast<SkCanvas*>(this)->updateDeviceCMCache(); |
| 831 | } |
reed@google.com | 9266fed | 2011-03-30 00:18:03 +0000 | [diff] [blame] | 832 | return fMCRec->fTopLayer->fDevice; |
| 833 | } |
| 834 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 835 | bool SkCanvas::readPixels(SkBitmap* bitmap, int x, int y) { |
| 836 | if (kUnknown_SkColorType == bitmap->colorType() || bitmap->getTexture()) { |
| 837 | return false; |
| 838 | } |
| 839 | |
| 840 | bool weAllocated = false; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 841 | if (nullptr == bitmap->pixelRef()) { |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 842 | if (!bitmap->tryAllocPixels()) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 843 | return false; |
| 844 | } |
| 845 | weAllocated = true; |
| 846 | } |
| 847 | |
reed | cf01e31 | 2015-05-23 19:14:51 -0700 | [diff] [blame] | 848 | SkAutoPixmapUnlock unlocker; |
| 849 | if (bitmap->requestLock(&unlocker)) { |
| 850 | const SkPixmap& pm = unlocker.pixmap(); |
| 851 | if (this->readPixels(pm.info(), pm.writable_addr(), pm.rowBytes(), x, y)) { |
| 852 | return true; |
| 853 | } |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 854 | } |
| 855 | |
| 856 | if (weAllocated) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 857 | bitmap->setPixelRef(nullptr); |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 858 | } |
| 859 | return false; |
| 860 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 861 | |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 862 | bool SkCanvas::readPixels(const SkIRect& srcRect, SkBitmap* bitmap) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 863 | SkIRect r = srcRect; |
| 864 | const SkISize size = this->getBaseLayerSize(); |
| 865 | if (!r.intersect(0, 0, size.width(), size.height())) { |
| 866 | bitmap->reset(); |
| 867 | return false; |
| 868 | } |
| 869 | |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 870 | if (!bitmap->tryAllocN32Pixels(r.width(), r.height())) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 871 | // bitmap will already be reset. |
| 872 | return false; |
| 873 | } |
| 874 | if (!this->readPixels(bitmap->info(), bitmap->getPixels(), bitmap->rowBytes(), r.x(), r.y())) { |
| 875 | bitmap->reset(); |
| 876 | return false; |
| 877 | } |
| 878 | return true; |
| 879 | } |
| 880 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 881 | bool SkCanvas::readPixels(const SkImageInfo& dstInfo, void* dstP, size_t rowBytes, int x, int y) { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 882 | SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 883 | if (!device) { |
| 884 | return false; |
| 885 | } |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 886 | const SkISize size = this->getBaseLayerSize(); |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 887 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 888 | SkReadPixelsRec rec(dstInfo, dstP, rowBytes, x, y); |
| 889 | if (!rec.trim(size.width(), size.height())) { |
bsalomon@google.com | daba14b | 2011-11-02 20:10:48 +0000 | [diff] [blame] | 890 | return false; |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 891 | } |
skia.committer@gmail.com | db0c875 | 2014-03-18 03:02:11 +0000 | [diff] [blame] | 892 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 893 | // The device can assert that the requested area is always contained in its bounds |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 894 | return device->readPixels(rec.fInfo, rec.fPixels, rec.fRowBytes, rec.fX, rec.fY); |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 895 | } |
| 896 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 897 | bool SkCanvas::writePixels(const SkBitmap& bitmap, int x, int y) { |
| 898 | if (bitmap.getTexture()) { |
| 899 | return false; |
| 900 | } |
reed | cf01e31 | 2015-05-23 19:14:51 -0700 | [diff] [blame] | 901 | |
| 902 | SkAutoPixmapUnlock unlocker; |
| 903 | if (bitmap.requestLock(&unlocker)) { |
| 904 | const SkPixmap& pm = unlocker.pixmap(); |
| 905 | return this->writePixels(pm.info(), pm.addr(), pm.rowBytes(), x, y); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 906 | } |
| 907 | return false; |
| 908 | } |
| 909 | |
| 910 | bool SkCanvas::writePixels(const SkImageInfo& origInfo, const void* pixels, size_t rowBytes, |
| 911 | int x, int y) { |
| 912 | switch (origInfo.colorType()) { |
| 913 | case kUnknown_SkColorType: |
| 914 | case kIndex_8_SkColorType: |
| 915 | return false; |
| 916 | default: |
| 917 | break; |
| 918 | } |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 919 | if (nullptr == pixels || rowBytes < origInfo.minRowBytes()) { |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 920 | return false; |
| 921 | } |
| 922 | |
| 923 | const SkISize size = this->getBaseLayerSize(); |
| 924 | SkIRect target = SkIRect::MakeXYWH(x, y, origInfo.width(), origInfo.height()); |
| 925 | if (!target.intersect(0, 0, size.width(), size.height())) { |
| 926 | return false; |
| 927 | } |
| 928 | |
| 929 | SkBaseDevice* device = this->getDevice(); |
| 930 | if (!device) { |
| 931 | return false; |
| 932 | } |
| 933 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 934 | // the intersect may have shrunk info's logical size |
reed | e5ea500 | 2014-09-03 11:54:58 -0700 | [diff] [blame] | 935 | const SkImageInfo info = origInfo.makeWH(target.width(), target.height()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 936 | |
| 937 | // if x or y are negative, then we have to adjust pixels |
| 938 | if (x > 0) { |
| 939 | x = 0; |
| 940 | } |
| 941 | if (y > 0) { |
| 942 | y = 0; |
| 943 | } |
| 944 | // here x,y are either 0 or negative |
| 945 | pixels = ((const char*)pixels - y * rowBytes - x * info.bytesPerPixel()); |
| 946 | |
reed | 4af35f3 | 2014-06-27 17:47:49 -0700 | [diff] [blame] | 947 | // Tell our owning surface to bump its generation ID |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 948 | const bool completeOverwrite = info.dimensions() == size; |
| 949 | this->predrawNotify(completeOverwrite); |
reed | 4af35f3 | 2014-06-27 17:47:49 -0700 | [diff] [blame] | 950 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 951 | // The device can assert that the requested area is always contained in its bounds |
commit-bot@chromium.org | 4ef54f8 | 2014-03-17 17:03:18 +0000 | [diff] [blame] | 952 | return device->writePixels(info, pixels, rowBytes, target.x(), target.y()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 953 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 954 | |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 955 | SkCanvas* SkCanvas::canvasForDrawIter() { |
| 956 | return this; |
| 957 | } |
| 958 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 959 | ////////////////////////////////////////////////////////////////////////////// |
| 960 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 961 | void SkCanvas::updateDeviceCMCache() { |
| 962 | if (fDeviceCMDirty) { |
| 963 | const SkMatrix& totalMatrix = this->getTotalMatrix(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 964 | const SkRasterClip& totalClip = fMCRec->fRasterClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 965 | DeviceCM* layer = fMCRec->fTopLayer; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 966 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 967 | if (nullptr == layer->fNext) { // only one layer |
| 968 | layer->updateMC(totalMatrix, totalClip, *fClipStack, nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 969 | } else { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 970 | SkRasterClip clip(totalClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 971 | do { |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 972 | layer->updateMC(totalMatrix, clip, *fClipStack, &clip); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 973 | } while ((layer = layer->fNext) != nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 974 | } |
| 975 | fDeviceCMDirty = false; |
| 976 | } |
| 977 | } |
| 978 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 979 | /////////////////////////////////////////////////////////////////////////////// |
| 980 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 981 | void SkCanvas::checkForDeferredSave() { |
| 982 | if (fMCRec->fDeferredSaveCount > 0) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 983 | this->doSave(); |
| 984 | } |
| 985 | } |
| 986 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 987 | int SkCanvas::getSaveCount() const { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 988 | #ifdef SK_DEBUG |
| 989 | int count = 0; |
| 990 | SkDeque::Iter iter(fMCStack, SkDeque::Iter::kFront_IterStart); |
| 991 | for (;;) { |
| 992 | const MCRec* rec = (const MCRec*)iter.next(); |
| 993 | if (!rec) { |
| 994 | break; |
| 995 | } |
| 996 | count += 1 + rec->fDeferredSaveCount; |
| 997 | } |
| 998 | SkASSERT(count == fSaveCount); |
| 999 | #endif |
| 1000 | return fSaveCount; |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1001 | } |
| 1002 | |
| 1003 | int SkCanvas::save() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1004 | fSaveCount += 1; |
| 1005 | fMCRec->fDeferredSaveCount += 1; |
| 1006 | return this->getSaveCount() - 1; // return our prev value |
| 1007 | } |
| 1008 | |
| 1009 | void SkCanvas::doSave() { |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1010 | this->willSave(); |
fmalita | a62d32d | 2015-04-28 08:08:57 -0700 | [diff] [blame] | 1011 | |
| 1012 | SkASSERT(fMCRec->fDeferredSaveCount > 0); |
| 1013 | fMCRec->fDeferredSaveCount -= 1; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1014 | this->internalSave(); |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1015 | } |
| 1016 | |
| 1017 | void SkCanvas::restore() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1018 | if (fMCRec->fDeferredSaveCount > 0) { |
| 1019 | SkASSERT(fSaveCount > 1); |
| 1020 | fSaveCount -= 1; |
| 1021 | fMCRec->fDeferredSaveCount -= 1; |
| 1022 | } else { |
| 1023 | // check for underflow |
| 1024 | if (fMCStack.count() > 1) { |
| 1025 | this->willRestore(); |
| 1026 | SkASSERT(fSaveCount > 1); |
reed | a644116 | 2015-03-26 13:40:09 -0700 | [diff] [blame] | 1027 | fSaveCount -= 1; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1028 | this->internalRestore(); |
| 1029 | this->didRestore(); |
| 1030 | } |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1031 | } |
| 1032 | } |
| 1033 | |
| 1034 | void SkCanvas::restoreToCount(int count) { |
| 1035 | // sanity check |
| 1036 | if (count < 1) { |
| 1037 | count = 1; |
| 1038 | } |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 1039 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 1040 | int n = this->getSaveCount() - count; |
| 1041 | for (int i = 0; i < n; ++i) { |
| 1042 | this->restore(); |
| 1043 | } |
| 1044 | } |
| 1045 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1046 | void SkCanvas::internalSave() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1047 | MCRec* newTop = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1048 | new (newTop) MCRec(*fMCRec); // balanced in restore() |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1049 | fMCRec = newTop; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1050 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1051 | fClipStack->save(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1052 | } |
| 1053 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1054 | static bool bounds_affects_clip(SkCanvas::SaveFlags flags) { |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1055 | #ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1056 | return (flags & SkCanvas::kClipToLayer_SaveFlag) != 0; |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1057 | #else |
| 1058 | return true; |
| 1059 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1060 | } |
| 1061 | |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1062 | bool SkCanvas::clipRectBounds(const SkRect* bounds, SaveFlags flags, |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1063 | SkIRect* intersection, const SkImageFilter* imageFilter) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1064 | SkIRect clipBounds; |
| 1065 | if (!this->getClipDeviceBounds(&clipBounds)) { |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1066 | return false; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 1067 | } |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1068 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 1069 | const SkMatrix& ctm = fMCRec->fMatrix; // this->getTotalMatrix() |
| 1070 | |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 1071 | // This is a temporary hack, until individual filters can do their own |
| 1072 | // bloating, when this will be removed. |
| 1073 | #ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS |
| 1074 | SkRect storage; |
| 1075 | #endif |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1076 | if (imageFilter) { |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 1077 | imageFilter->filterBounds(clipBounds, ctm, &clipBounds); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 1078 | #ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS |
| 1079 | if (bounds && imageFilter->canComputeFastBounds()) { |
| 1080 | imageFilter->computeFastBounds(*bounds, &storage); |
| 1081 | bounds = &storage; |
| 1082 | } else { |
| 1083 | bounds = nullptr; |
| 1084 | } |
senorblanco | db64af3 | 2015-12-09 10:11:43 -0800 | [diff] [blame] | 1085 | #else |
| 1086 | if (bounds && !imageFilter->canComputeFastBounds()) { |
| 1087 | bounds = nullptr; |
| 1088 | } |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 1089 | #endif |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 1090 | } |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1091 | SkIRect ir; |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1092 | if (bounds) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1093 | SkRect r; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1094 | |
reed | 96e657d | 2015-03-10 17:30:07 -0700 | [diff] [blame] | 1095 | ctm.mapRect(&r, *bounds); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1096 | r.roundOut(&ir); |
| 1097 | // early exit if the layer's bounds are clipped out |
| 1098 | if (!ir.intersect(clipBounds)) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1099 | if (bounds_affects_clip(flags)) { |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1100 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1101 | fMCRec->fRasterClip.setEmpty(); |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1102 | } |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1103 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1104 | } |
| 1105 | } else { // no user bounds, so just use the clip |
| 1106 | ir = clipBounds; |
| 1107 | } |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1108 | SkASSERT(!ir.isEmpty()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1109 | |
senorblanco@chromium.org | 89f077c | 2014-02-24 15:16:42 +0000 | [diff] [blame] | 1110 | if (bounds_affects_clip(flags)) { |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1111 | // Simplify the current clips since they will be applied properly during restore() |
reed | 9b3aa54 | 2015-03-11 08:47:12 -0700 | [diff] [blame] | 1112 | fCachedLocalClipBoundsDirty = true; |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1113 | fClipStack->clipDevRect(ir, SkRegion::kReplace_Op); |
reed | 180aec4 | 2015-03-11 10:39:04 -0700 | [diff] [blame] | 1114 | fMCRec->fRasterClip.setRect(ir); |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1115 | } |
| 1116 | |
| 1117 | if (intersection) { |
| 1118 | *intersection = ir; |
| 1119 | } |
| 1120 | return true; |
| 1121 | } |
| 1122 | |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1123 | int SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint) { |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 1124 | if (gIgnoreSaveLayerBounds) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1125 | bounds = nullptr; |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 1126 | } |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1127 | SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag); |
reed | a644116 | 2015-03-26 13:40:09 -0700 | [diff] [blame] | 1128 | fSaveCount += 1; |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1129 | this->internalSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag, strategy); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1130 | return this->getSaveCount() - 1; |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1131 | } |
| 1132 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1133 | int SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags) { |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 1134 | if (gIgnoreSaveLayerBounds) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1135 | bounds = nullptr; |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 1136 | } |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 1137 | SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, flags); |
reed | a644116 | 2015-03-26 13:40:09 -0700 | [diff] [blame] | 1138 | fSaveCount += 1; |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1139 | this->internalSaveLayer(bounds, paint, flags, strategy); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1140 | return this->getSaveCount() - 1; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1141 | } |
| 1142 | |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame^] | 1143 | int SkCanvas::saveLayerPreserveLCDTextRequests(const SkRect* bounds, const SkPaint* paint) { |
| 1144 | unsigned flags = kARGB_ClipLayer_SaveFlag | kPreserveLCDText_PrivateSaveFlag; |
| 1145 | return this->saveLayer(bounds, paint, (SaveFlags)flags); |
| 1146 | } |
| 1147 | |
| 1148 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1149 | void SkCanvas::internalSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags, |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1150 | SaveLayerStrategy strategy) { |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1151 | #ifndef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
commit-bot@chromium.org | 2a5cd60 | 2014-05-30 20:41:20 +0000 | [diff] [blame] | 1152 | flags |= kClipToLayer_SaveFlag; |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 1153 | #endif |
| 1154 | |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1155 | // do this before we create the layer. We don't call the public save() since |
| 1156 | // that would invoke a possibly overridden virtual |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1157 | this->internalSave(); |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 1158 | |
| 1159 | fDeviceCMDirty = true; |
| 1160 | |
| 1161 | SkIRect ir; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1162 | if (!this->clipRectBounds(bounds, flags, &ir, paint ? paint->getImageFilter() : nullptr)) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1163 | return; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1164 | } |
| 1165 | |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 1166 | // FIXME: do willSaveLayer() overriders returning kNoLayer_SaveLayerStrategy really care about |
| 1167 | // the clipRectBounds() call above? |
| 1168 | if (kNoLayer_SaveLayerStrategy == strategy) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1169 | return; |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 1170 | } |
| 1171 | |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1172 | bool isOpaque = !SkToBool(flags & kHasAlphaLayer_SaveFlag); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 1173 | SkPixelGeometry geo = fProps.pixelGeometry(); |
| 1174 | if (paint) { |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1175 | // TODO: perhaps add a query to filters so we might preserve opaqueness... |
reed | daa57bf | 2015-05-15 10:39:17 -0700 | [diff] [blame] | 1176 | if (paint->getImageFilter() || paint->getColorFilter()) { |
reed | 76033be | 2015-03-14 10:54:31 -0700 | [diff] [blame] | 1177 | isOpaque = false; |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 1178 | geo = kUnknown_SkPixelGeometry; |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1179 | } |
| 1180 | } |
commit-bot@chromium.org | 15a1405 | 2014-02-16 00:59:25 +0000 | [diff] [blame] | 1181 | SkImageInfo info = SkImageInfo::MakeN32(ir.width(), ir.height(), |
| 1182 | isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1183 | |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 1184 | SkBaseDevice* device = this->getTopDevice(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1185 | if (nullptr == device) { |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 1186 | SkDebugf("Unable to find device for layer."); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1187 | return; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1188 | } |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 1189 | |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1190 | bool forceSpriteOnRestore = false; |
| 1191 | { |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame^] | 1192 | const bool preserveLCDText = kOpaque_SkAlphaType == info.alphaType() || |
| 1193 | SkToBool(flags & kPreserveLCDText_PrivateSaveFlag); |
reed | daa57bf | 2015-05-15 10:39:17 -0700 | [diff] [blame] | 1194 | const SkBaseDevice::TileUsage usage = SkBaseDevice::kNever_TileUsage; |
reed | 70ee31b | 2015-12-10 13:44:45 -0800 | [diff] [blame^] | 1195 | const SkBaseDevice::CreateInfo createInfo = SkBaseDevice::CreateInfo(info, usage, geo, |
| 1196 | preserveLCDText, false); |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1197 | SkBaseDevice* newDev = device->onCreateDevice(createInfo, paint); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1198 | if (nullptr == newDev) { |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1199 | // If onCreateDevice didn't succeed, try raster (e.g. PDF couldn't handle the paint) |
robertphillips | 9a53fd7 | 2015-06-22 09:46:59 -0700 | [diff] [blame] | 1200 | const SkSurfaceProps surfaceProps(fProps.flags(), createInfo.fPixelGeometry); |
| 1201 | newDev = SkBitmapDevice::Create(createInfo.fInfo, surfaceProps); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1202 | if (nullptr == newDev) { |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1203 | SkErrorInternals::SetError(kInternalError_SkError, |
| 1204 | "Unable to create device for layer."); |
| 1205 | return; |
| 1206 | } |
| 1207 | forceSpriteOnRestore = true; |
| 1208 | } |
| 1209 | device = newDev; |
bungeman@google.com | e25c684 | 2011-08-17 14:53:54 +0000 | [diff] [blame] | 1210 | } |
bsalomon@google.com | e97f085 | 2011-06-17 13:10:25 +0000 | [diff] [blame] | 1211 | |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 1212 | device->setOrigin(ir.fLeft, ir.fTop); |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 1213 | DeviceCM* layer = |
| 1214 | new DeviceCM(device, paint, this, fConservativeRasterClip, forceSpriteOnRestore); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1215 | device->unref(); |
| 1216 | |
| 1217 | layer->fNext = fMCRec->fTopLayer; |
| 1218 | fMCRec->fLayer = layer; |
| 1219 | fMCRec->fTopLayer = layer; // this field is NOT an owner of layer |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1220 | } |
| 1221 | |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1222 | int SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha) { |
| 1223 | return this->saveLayerAlpha(bounds, alpha, kARGB_ClipLayer_SaveFlag); |
| 1224 | } |
| 1225 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1226 | int SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha, |
| 1227 | SaveFlags flags) { |
| 1228 | if (0xFF == alpha) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1229 | return this->saveLayer(bounds, nullptr, flags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1230 | } else { |
| 1231 | SkPaint tmpPaint; |
| 1232 | tmpPaint.setAlpha(alpha); |
| 1233 | return this->saveLayer(bounds, &tmpPaint, flags); |
| 1234 | } |
| 1235 | } |
| 1236 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1237 | void SkCanvas::internalRestore() { |
| 1238 | SkASSERT(fMCStack.count() != 0); |
| 1239 | |
| 1240 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1241 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1242 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1243 | fClipStack->restore(); |
commit-bot@chromium.org | 6c15764 | 2013-08-16 00:53:34 +0000 | [diff] [blame] | 1244 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1245 | // reserve our layer (if any) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1246 | DeviceCM* layer = fMCRec->fLayer; // may be null |
| 1247 | // now detach it from fMCRec so we can pop(). Gets freed after its drawn |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1248 | fMCRec->fLayer = nullptr; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1249 | |
| 1250 | // now do the normal restore() |
| 1251 | fMCRec->~MCRec(); // balanced in save() |
| 1252 | fMCStack.pop_back(); |
| 1253 | fMCRec = (MCRec*)fMCStack.back(); |
| 1254 | |
| 1255 | /* Time to draw the layer's offscreen. We can't call the public drawSprite, |
| 1256 | since if we're being recorded, we don't want to record this (the |
| 1257 | recorder will have already recorded the restore). |
| 1258 | */ |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1259 | if (layer) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1260 | if (layer->fNext) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 1261 | const SkIPoint& origin = layer->fDevice->getOrigin(); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1262 | this->internalDrawDevice(layer->fDevice, origin.x(), origin.y(), |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1263 | layer->fPaint, layer->fDeviceIsBitmapDevice); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1264 | // reset this, since internalDrawDevice will have set it to true |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1265 | fDeviceCMDirty = true; |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 1266 | delete layer; |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 1267 | } else { |
| 1268 | // we're at the root |
reed | a499f90 | 2015-05-01 09:34:31 -0700 | [diff] [blame] | 1269 | SkASSERT(layer == (void*)fDeviceCMStorage); |
reed | b679ca8 | 2015-04-07 04:40:48 -0700 | [diff] [blame] | 1270 | layer->~DeviceCM(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1271 | } |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1272 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1273 | } |
| 1274 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1275 | SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1276 | if (nullptr == props) { |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1277 | props = &fProps; |
| 1278 | } |
| 1279 | return this->onNewSurface(info, *props); |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1280 | } |
| 1281 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1282 | SkSurface* SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) { |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1283 | SkBaseDevice* dev = this->getDevice(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1284 | return dev ? dev->newSurface(info, props) : nullptr; |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1285 | } |
| 1286 | |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1287 | SkImageInfo SkCanvas::imageInfo() const { |
| 1288 | SkBaseDevice* dev = this->getDevice(); |
| 1289 | if (dev) { |
| 1290 | return dev->imageInfo(); |
| 1291 | } else { |
reed@google.com | 900ecf2 | 2014-02-20 20:55:37 +0000 | [diff] [blame] | 1292 | return SkImageInfo::MakeUnknown(0, 0); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1293 | } |
| 1294 | } |
| 1295 | |
| 1296 | const void* SkCanvas::peekPixels(SkImageInfo* info, size_t* rowBytes) { |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1297 | SkPixmap pmap; |
| 1298 | if (!this->onPeekPixels(&pmap)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1299 | return nullptr; |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1300 | } |
| 1301 | if (info) { |
| 1302 | *info = pmap.info(); |
| 1303 | } |
| 1304 | if (rowBytes) { |
| 1305 | *rowBytes = pmap.rowBytes(); |
| 1306 | } |
| 1307 | return pmap.addr(); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1308 | } |
| 1309 | |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1310 | bool SkCanvas::onPeekPixels(SkPixmap* pmap) { |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1311 | SkBaseDevice* dev = this->getDevice(); |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1312 | return dev && dev->peekPixels(pmap); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1313 | } |
| 1314 | |
commit-bot@chromium.org | 6b4aaa7 | 2014-04-21 21:09:38 +0000 | [diff] [blame] | 1315 | void* SkCanvas::accessTopLayerPixels(SkImageInfo* info, size_t* rowBytes, SkIPoint* origin) { |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1316 | SkPixmap pmap; |
| 1317 | if (!this->onAccessTopLayerPixels(&pmap)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1318 | return nullptr; |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1319 | } |
| 1320 | if (info) { |
| 1321 | *info = pmap.info(); |
| 1322 | } |
| 1323 | if (rowBytes) { |
| 1324 | *rowBytes = pmap.rowBytes(); |
| 1325 | } |
| 1326 | if (origin) { |
commit-bot@chromium.org | 6b4aaa7 | 2014-04-21 21:09:38 +0000 | [diff] [blame] | 1327 | *origin = this->getTopDevice(false)->getOrigin(); |
| 1328 | } |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1329 | return pmap.writable_addr(); |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1330 | } |
| 1331 | |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1332 | bool SkCanvas::onAccessTopLayerPixels(SkPixmap* pmap) { |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1333 | SkBaseDevice* dev = this->getTopDevice(); |
reed | 884e97c | 2015-05-26 11:31:54 -0700 | [diff] [blame] | 1334 | return dev && dev->accessPixels(pmap); |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1335 | } |
| 1336 | |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1337 | SkAutoROCanvasPixels::SkAutoROCanvasPixels(SkCanvas* canvas) { |
| 1338 | fAddr = canvas->peekPixels(&fInfo, &fRowBytes); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1339 | if (nullptr == fAddr) { |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1340 | fInfo = canvas->imageInfo(); |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 1341 | if (kUnknown_SkColorType == fInfo.colorType() || !fBitmap.tryAllocPixels(fInfo)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1342 | return; // failure, fAddr is nullptr |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1343 | } |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1344 | if (!canvas->readPixels(&fBitmap, 0, 0)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1345 | return; // failure, fAddr is nullptr |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1346 | } |
| 1347 | fAddr = fBitmap.getPixels(); |
| 1348 | fRowBytes = fBitmap.rowBytes(); |
| 1349 | } |
| 1350 | SkASSERT(fAddr); // success |
| 1351 | } |
| 1352 | |
| 1353 | bool SkAutoROCanvasPixels::asROBitmap(SkBitmap* bitmap) const { |
| 1354 | if (fAddr) { |
commit-bot@chromium.org | 00f8d6c | 2014-05-29 15:57:20 +0000 | [diff] [blame] | 1355 | return bitmap->installPixels(fInfo, const_cast<void*>(fAddr), fRowBytes); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1356 | } else { |
| 1357 | bitmap->reset(); |
| 1358 | return false; |
| 1359 | } |
| 1360 | } |
| 1361 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1362 | ///////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1363 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1364 | void SkCanvas::internalDrawDevice(SkBaseDevice* srcDev, int x, int y, |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1365 | const SkPaint* paint, bool deviceIsBitmapDevice) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1366 | SkPaint tmp; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1367 | if (nullptr == paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1368 | paint = &tmp; |
| 1369 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1370 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1371 | LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1372 | while (iter.next()) { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1373 | SkBaseDevice* dstDev = iter.fDevice; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1374 | paint = &looper.paint(); |
| 1375 | SkImageFilter* filter = paint->getImageFilter(); |
| 1376 | SkIPoint pos = { x - iter.getX(), y - iter.getY() }; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1377 | if (filter && !dstDev->canHandleImageFilter(filter)) { |
reed | 88d064d | 2015-10-12 11:30:02 -0700 | [diff] [blame] | 1378 | SkImageFilter::DeviceProxy proxy(dstDev); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1379 | SkBitmap dst; |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1380 | SkIPoint offset = SkIPoint::Make(0, 0); |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1381 | const SkBitmap& src = srcDev->accessBitmap(false); |
senorblanco@chromium.org | fbaea53 | 2013-08-27 21:37:01 +0000 | [diff] [blame] | 1382 | SkMatrix matrix = *iter.fMatrix; |
senorblanco@chromium.org | d5424a4 | 2014-04-02 19:20:05 +0000 | [diff] [blame] | 1383 | matrix.postTranslate(SkIntToScalar(-pos.x()), SkIntToScalar(-pos.y())); |
senorblanco | db64af3 | 2015-12-09 10:11:43 -0800 | [diff] [blame] | 1384 | #ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS |
senorblanco@chromium.org | 4cb543d | 2014-03-14 15:44:01 +0000 | [diff] [blame] | 1385 | SkIRect clipBounds = SkIRect::MakeWH(srcDev->width(), srcDev->height()); |
senorblanco | db64af3 | 2015-12-09 10:11:43 -0800 | [diff] [blame] | 1386 | #else |
| 1387 | SkIRect clipBounds = iter.fClip->getBounds().makeOffset(-pos.x(), -pos.y()); |
| 1388 | #endif |
senorblanco | be129b2 | 2014-08-08 07:14:35 -0700 | [diff] [blame] | 1389 | SkAutoTUnref<SkImageFilter::Cache> cache(dstDev->getImageFilterCache()); |
reed | c9b5f8b | 2015-10-22 13:20:20 -0700 | [diff] [blame] | 1390 | SkImageFilter::Context ctx(matrix, clipBounds, cache.get(), |
| 1391 | SkImageFilter::kApprox_SizeConstraint); |
senorblanco@chromium.org | 4cb543d | 2014-03-14 15:44:01 +0000 | [diff] [blame] | 1392 | if (filter->filterImage(&proxy, src, ctx, &dst, &offset)) { |
tomhudson@google.com | 5efe0cb | 2012-04-10 19:14:48 +0000 | [diff] [blame] | 1393 | SkPaint tmpUnfiltered(*paint); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1394 | tmpUnfiltered.setImageFilter(nullptr); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1395 | dstDev->drawSprite(iter, dst, pos.x() + offset.x(), pos.y() + offset.y(), |
| 1396 | tmpUnfiltered); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1397 | } |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1398 | } else if (deviceIsBitmapDevice) { |
reed | 9572a10 | 2015-05-26 19:22:17 -0700 | [diff] [blame] | 1399 | const SkBitmap& src = static_cast<SkBitmapDevice*>(srcDev)->fBitmap; |
reed | 61f501f | 2015-04-29 08:34:00 -0700 | [diff] [blame] | 1400 | dstDev->drawSprite(iter, src, pos.x(), pos.y(), *paint); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1401 | } else { |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1402 | dstDev->drawDevice(iter, srcDev, pos.x(), pos.y(), *paint); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1403 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1404 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1405 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1406 | } |
| 1407 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1408 | void SkCanvas::onDrawSprite(const SkBitmap& bitmap, int x, int y, const SkPaint* paint) { |
reed | 0acf1b4 | 2014-12-22 16:12:38 -0800 | [diff] [blame] | 1409 | if (gTreatSpriteAsBitmap) { |
| 1410 | this->save(); |
| 1411 | this->resetMatrix(); |
| 1412 | this->drawBitmap(bitmap, SkIntToScalar(x), SkIntToScalar(y), paint); |
| 1413 | this->restore(); |
| 1414 | return; |
| 1415 | } |
| 1416 | |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1417 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawSprite()"); |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1418 | if (bitmap.drawsNothing()) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1419 | return; |
| 1420 | } |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1421 | SkDEBUGCODE(bitmap.validate();) |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1422 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1423 | SkPaint tmp; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1424 | if (nullptr == paint) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1425 | paint = &tmp; |
| 1426 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1427 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1428 | LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1429 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1430 | while (iter.next()) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 1431 | const SkIPoint pos = { x - iter.getX(), y - iter.getY() }; |
| 1432 | iter.fDevice->drawBitmapAsSprite(iter, bitmap, pos.x(), pos.y(), looper.paint()); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1433 | } |
| 1434 | LOOPER_END |
| 1435 | } |
| 1436 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1437 | ///////////////////////////////////////////////////////////////////////////// |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1438 | void SkCanvas::translate(SkScalar dx, SkScalar dy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1439 | SkMatrix m; |
| 1440 | m.setTranslate(dx, dy); |
| 1441 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1442 | } |
| 1443 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1444 | void SkCanvas::scale(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1445 | SkMatrix m; |
| 1446 | m.setScale(sx, sy); |
| 1447 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1448 | } |
| 1449 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1450 | void SkCanvas::rotate(SkScalar degrees) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1451 | SkMatrix m; |
| 1452 | m.setRotate(degrees); |
| 1453 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1454 | } |
| 1455 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1456 | void SkCanvas::skew(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1457 | SkMatrix m; |
| 1458 | m.setSkew(sx, sy); |
| 1459 | this->concat(m); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1460 | } |
| 1461 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1462 | void SkCanvas::concat(const SkMatrix& matrix) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1463 | if (matrix.isIdentity()) { |
| 1464 | return; |
| 1465 | } |
| 1466 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1467 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1468 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1469 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1470 | fMCRec->fMatrix.preConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1471 | |
| 1472 | this->didConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1473 | } |
| 1474 | |
reed | 86a17e7 | 2015-05-14 12:25:22 -0700 | [diff] [blame] | 1475 | void SkCanvas::setMatrix(const SkMatrix& matrix) { |
| 1476 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1477 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1478 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1479 | fMCRec->fMatrix = matrix; |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1480 | this->didSetMatrix(matrix); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1481 | } |
| 1482 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1483 | void SkCanvas::resetMatrix() { |
| 1484 | SkMatrix matrix; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1485 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1486 | matrix.reset(); |
| 1487 | this->setMatrix(matrix); |
| 1488 | } |
| 1489 | |
| 1490 | ////////////////////////////////////////////////////////////////////////////// |
| 1491 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1492 | void SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1493 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1494 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
| 1495 | this->onClipRect(rect, op, edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1496 | } |
| 1497 | |
| 1498 | void SkCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1499 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1500 | if (SkRegion::kIntersect_Op == op) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1501 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1502 | return false; |
| 1503 | } |
| 1504 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1505 | if (this->quickReject(rect)) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1506 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1507 | fCachedLocalClipBoundsDirty = true; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1508 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1509 | fClipStack->clipEmpty(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1510 | return fMCRec->fRasterClip.setEmpty(); |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1511 | } |
| 1512 | } |
| 1513 | #endif |
| 1514 | |
bsalomon | ac8cabd | 2015-11-20 18:53:07 -0800 | [diff] [blame] | 1515 | if (!fAllowSoftClip) { |
| 1516 | edgeStyle = kHard_ClipEdgeStyle; |
| 1517 | } |
reed | 90ba095 | 2015-11-20 13:42:47 -0800 | [diff] [blame] | 1518 | |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1519 | const bool rectStaysRect = fMCRec->fMatrix.rectStaysRect(); |
| 1520 | SkRect devR; |
| 1521 | if (rectStaysRect) { |
| 1522 | fMCRec->fMatrix.mapRect(&devR, rect); |
| 1523 | } |
bsalomon | ac8cabd | 2015-11-20 18:53:07 -0800 | [diff] [blame] | 1524 | |
reed | c64eff5 | 2015-11-21 12:39:45 -0800 | [diff] [blame] | 1525 | // Check if we can quick-accept the clip call (and do nothing) |
| 1526 | // |
| 1527 | // TODO: investigate if a (conservative) version of this could be done in ::clipRect, |
| 1528 | // so that subclasses (like PictureRecording) didn't see unnecessary clips, which in turn |
| 1529 | // might allow lazy save/restores to eliminate entire save/restore blocks. |
| 1530 | // |
| 1531 | if (SkRegion::kIntersect_Op == op && |
| 1532 | kHard_ClipEdgeStyle == edgeStyle |
| 1533 | && rectStaysRect) |
| 1534 | { |
| 1535 | if (devR.round().contains(fMCRec->fRasterClip.getBounds())) { |
| 1536 | #if 0 |
| 1537 | SkDebugf("------- ignored clipRect [%g %g %g %g]\n", |
| 1538 | rect.left(), rect.top(), rect.right(), rect.bottom()); |
| 1539 | #endif |
| 1540 | return; |
| 1541 | } |
| 1542 | } |
| 1543 | |
| 1544 | AutoValidateClip avc(this); |
| 1545 | |
| 1546 | fDeviceCMDirty = true; |
| 1547 | fCachedLocalClipBoundsDirty = true; |
| 1548 | |
| 1549 | if (rectStaysRect) { |
| 1550 | const bool isAA = kSoft_ClipEdgeStyle == edgeStyle; |
| 1551 | fClipStack->clipDevRect(devR, op, isAA); |
| 1552 | fMCRec->fRasterClip.op(devR, this->getBaseLayerSize(), op, isAA); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1553 | } else { |
robertphillips@google.com | 1236719 | 2013-10-20 13:11:16 +0000 | [diff] [blame] | 1554 | // since we're rotated or some such thing, we convert the rect to a path |
reed@android.com | 98de2bd | 2009-03-02 19:41:36 +0000 | [diff] [blame] | 1555 | // and clip against that, since it can handle any matrix. However, to |
| 1556 | // avoid recursion in the case where we are subclassed (e.g. Pictures) |
| 1557 | // we explicitly call "our" version of clipPath. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1558 | SkPath path; |
| 1559 | |
| 1560 | path.addRect(rect); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1561 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1562 | } |
| 1563 | } |
| 1564 | |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1565 | static void rasterclip_path(SkRasterClip* rc, const SkCanvas* canvas, const SkPath& devPath, |
| 1566 | SkRegion::Op op, bool doAA) { |
reed | d64c948 | 2014-09-05 17:37:38 -0700 | [diff] [blame] | 1567 | rc->op(devPath, canvas->getBaseLayerSize(), op, doAA); |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1568 | } |
| 1569 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1570 | void SkCanvas::clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1571 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1572 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1573 | if (rrect.isRect()) { |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1574 | this->onClipRect(rrect.getBounds(), op, edgeStyle); |
| 1575 | } else { |
| 1576 | this->onClipRRect(rrect, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1577 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1578 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1579 | |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1580 | void SkCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1581 | SkRRect transformedRRect; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1582 | if (rrect.transform(fMCRec->fMatrix, &transformedRRect)) { |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1583 | AutoValidateClip avc(this); |
| 1584 | |
| 1585 | fDeviceCMDirty = true; |
| 1586 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1587 | if (!fAllowSoftClip) { |
| 1588 | edgeStyle = kHard_ClipEdgeStyle; |
| 1589 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1590 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1591 | fClipStack->clipDevRRect(transformedRRect, op, kSoft_ClipEdgeStyle == edgeStyle); |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1592 | |
robertphillips | 125f19a | 2015-11-23 09:00:05 -0800 | [diff] [blame] | 1593 | fMCRec->fRasterClip.op(transformedRRect, this->getBaseLayerSize(), op, |
| 1594 | kSoft_ClipEdgeStyle == edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1595 | return; |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1596 | } |
| 1597 | |
| 1598 | SkPath path; |
| 1599 | path.addRRect(rrect); |
| 1600 | // call the non-virtual version |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1601 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1602 | } |
| 1603 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1604 | void SkCanvas::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1605 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1606 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
robertphillips | 39f0538 | 2015-11-24 09:30:12 -0800 | [diff] [blame] | 1607 | |
| 1608 | if (!path.isInverseFillType() && fMCRec->fMatrix.rectStaysRect()) { |
| 1609 | SkRect r; |
| 1610 | if (path.isRect(&r)) { |
| 1611 | this->onClipRect(r, op, edgeStyle); |
| 1612 | return; |
| 1613 | } |
| 1614 | SkRRect rrect; |
| 1615 | if (path.isOval(&r)) { |
| 1616 | rrect.setOval(r); |
| 1617 | this->onClipRRect(rrect, op, edgeStyle); |
| 1618 | return; |
| 1619 | } |
| 1620 | if (path.isRRect(&rrect)) { |
| 1621 | this->onClipRRect(rrect, op, edgeStyle); |
| 1622 | return; |
| 1623 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1624 | } |
robertphillips | 39f0538 | 2015-11-24 09:30:12 -0800 | [diff] [blame] | 1625 | |
| 1626 | this->onClipPath(path, op, edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1627 | } |
| 1628 | |
| 1629 | void SkCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1630 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1631 | if (SkRegion::kIntersect_Op == op && !path.isInverseFillType()) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1632 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1633 | return false; |
| 1634 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1635 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1636 | if (this->quickReject(path.getBounds())) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1637 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1638 | fCachedLocalClipBoundsDirty = true; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1639 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1640 | fClipStack->clipEmpty(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1641 | return fMCRec->fRasterClip.setEmpty(); |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1642 | } |
| 1643 | } |
| 1644 | #endif |
| 1645 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1646 | AutoValidateClip avc(this); |
| 1647 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1648 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1649 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1650 | if (!fAllowSoftClip) { |
| 1651 | edgeStyle = kHard_ClipEdgeStyle; |
| 1652 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1653 | |
| 1654 | SkPath devPath; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1655 | path.transform(fMCRec->fMatrix, &devPath); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1656 | |
reed@google.com | fe70112 | 2011-11-08 19:41:23 +0000 | [diff] [blame] | 1657 | // Check if the transfomation, or the original path itself |
| 1658 | // made us empty. Note this can also happen if we contained NaN |
| 1659 | // values. computing the bounds detects this, and will set our |
| 1660 | // bounds to empty if that is the case. (see SkRect::set(pts, count)) |
| 1661 | if (devPath.getBounds().isEmpty()) { |
| 1662 | // resetting the path will remove any NaN or other wanky values |
| 1663 | // that might upset our scan converter. |
| 1664 | devPath.reset(); |
| 1665 | } |
| 1666 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1667 | // if we called path.swap() we could avoid a deep copy of this path |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1668 | fClipStack->clipDevPath(devPath, op, kSoft_ClipEdgeStyle == edgeStyle); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1669 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1670 | if (fAllowSimplifyClip) { |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1671 | bool clipIsAA = getClipStack()->asPath(&devPath); |
| 1672 | if (clipIsAA) { |
| 1673 | edgeStyle = kSoft_ClipEdgeStyle; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1674 | } |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1675 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1676 | op = SkRegion::kReplace_Op; |
| 1677 | } |
| 1678 | |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1679 | rasterclip_path(&fMCRec->fRasterClip, this, devPath, op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1680 | } |
| 1681 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1682 | void SkCanvas::clipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1683 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1684 | this->onClipRegion(rgn, op); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1685 | } |
| 1686 | |
| 1687 | void SkCanvas::onClipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1688 | AutoValidateClip avc(this); |
| 1689 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1690 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1691 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1692 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1693 | // todo: signal fClipStack that we have a region, and therefore (I guess) |
| 1694 | // we have to ignore it, and use the region directly? |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1695 | fClipStack->clipDevRect(rgn.getBounds(), op); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1696 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1697 | fMCRec->fRasterClip.op(rgn, op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1698 | } |
| 1699 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1700 | #ifdef SK_DEBUG |
| 1701 | void SkCanvas::validateClip() const { |
| 1702 | // construct clipRgn from the clipstack |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1703 | const SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1704 | if (!device) { |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1705 | SkASSERT(this->isClipEmpty()); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1706 | return; |
| 1707 | } |
| 1708 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1709 | SkIRect ir; |
| 1710 | ir.set(0, 0, device->width(), device->height()); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1711 | SkRasterClip tmpClip(ir, fConservativeRasterClip); |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1712 | |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1713 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1714 | const SkClipStack::Element* element; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1715 | while ((element = iter.next()) != nullptr) { |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1716 | switch (element->getType()) { |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1717 | case SkClipStack::Element::kRect_Type: |
| 1718 | element->getRect().round(&ir); |
| 1719 | tmpClip.op(ir, element->getOp()); |
| 1720 | break; |
| 1721 | case SkClipStack::Element::kEmpty_Type: |
| 1722 | tmpClip.setEmpty(); |
| 1723 | break; |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1724 | default: { |
| 1725 | SkPath path; |
| 1726 | element->asPath(&path); |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1727 | rasterclip_path(&tmpClip, this, path, element->getOp(), element->isAA()); |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1728 | break; |
| 1729 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1730 | } |
| 1731 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1732 | } |
| 1733 | #endif |
| 1734 | |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1735 | void SkCanvas::replayClips(ClipVisitor* visitor) const { |
reed | 687fa1c | 2015-04-07 08:00:56 -0700 | [diff] [blame] | 1736 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1737 | const SkClipStack::Element* element; |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1738 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1739 | while ((element = iter.next()) != nullptr) { |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 1740 | element->replay(visitor); |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1741 | } |
| 1742 | } |
| 1743 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1744 | /////////////////////////////////////////////////////////////////////////////// |
| 1745 | |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1746 | bool SkCanvas::isClipEmpty() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1747 | return fMCRec->fRasterClip.isEmpty(); |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1748 | } |
| 1749 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1750 | bool SkCanvas::isClipRect() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1751 | return fMCRec->fRasterClip.isRect(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1752 | } |
| 1753 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1754 | bool SkCanvas::quickReject(const SkRect& rect) const { |
reed@google.com | 1607863 | 2011-12-06 18:56:37 +0000 | [diff] [blame] | 1755 | if (!rect.isFinite()) |
wjmaclean@chromium.org | 116b2bc | 2011-02-07 17:48:37 +0000 | [diff] [blame] | 1756 | return true; |
| 1757 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1758 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1759 | return true; |
| 1760 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1761 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1762 | if (fMCRec->fMatrix.hasPerspective()) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1763 | SkRect dst; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1764 | fMCRec->fMatrix.mapRect(&dst, rect); |
reed | b07a94f | 2014-11-19 05:03:18 -0800 | [diff] [blame] | 1765 | return !SkIRect::Intersects(dst.roundOut(), fMCRec->fRasterClip.getBounds()); |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1766 | } else { |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1767 | const SkRect& clipR = this->getLocalClipBounds(); |
reed@android.com | d252db0 | 2009-04-01 18:31:44 +0000 | [diff] [blame] | 1768 | |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1769 | // for speed, do the most likely reject compares first |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1770 | // TODO: should we use | instead, or compare all 4 at once? |
| 1771 | if (rect.fTop >= clipR.fBottom || rect.fBottom <= clipR.fTop) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1772 | return true; |
| 1773 | } |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1774 | if (rect.fLeft >= clipR.fRight || rect.fRight <= clipR.fLeft) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1775 | return true; |
| 1776 | } |
| 1777 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1778 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1779 | } |
| 1780 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1781 | bool SkCanvas::quickReject(const SkPath& path) const { |
| 1782 | return path.isEmpty() || this->quickReject(path.getBounds()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1783 | } |
| 1784 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1785 | bool SkCanvas::getClipBounds(SkRect* bounds) const { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1786 | SkIRect ibounds; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1787 | if (!this->getClipDeviceBounds(&ibounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1788 | return false; |
| 1789 | } |
| 1790 | |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1791 | SkMatrix inverse; |
| 1792 | // if we can't invert the CTM, we can't return local clip bounds |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1793 | if (!fMCRec->fMatrix.invert(&inverse)) { |
reed@android.com | 72dcd3a | 2009-05-18 15:46:29 +0000 | [diff] [blame] | 1794 | if (bounds) { |
| 1795 | bounds->setEmpty(); |
| 1796 | } |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1797 | return false; |
| 1798 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1799 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1800 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1801 | SkRect r; |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1802 | // adjust it outwards in case we are antialiasing |
| 1803 | const int inset = 1; |
reed@google.com | fa4d5bd | 2012-01-30 17:36:27 +0000 | [diff] [blame] | 1804 | |
reed@google.com | 8f4d230 | 2013-12-17 16:44:46 +0000 | [diff] [blame] | 1805 | r.iset(ibounds.fLeft - inset, ibounds.fTop - inset, |
| 1806 | ibounds.fRight + inset, ibounds.fBottom + inset); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1807 | inverse.mapRect(bounds, r); |
| 1808 | } |
| 1809 | return true; |
| 1810 | } |
| 1811 | |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1812 | bool SkCanvas::getClipDeviceBounds(SkIRect* bounds) const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1813 | const SkRasterClip& clip = fMCRec->fRasterClip; |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1814 | if (clip.isEmpty()) { |
| 1815 | if (bounds) { |
| 1816 | bounds->setEmpty(); |
| 1817 | } |
| 1818 | return false; |
| 1819 | } |
| 1820 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1821 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1822 | *bounds = clip.getBounds(); |
| 1823 | } |
| 1824 | return true; |
| 1825 | } |
| 1826 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1827 | const SkMatrix& SkCanvas::getTotalMatrix() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1828 | return fMCRec->fMatrix; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1829 | } |
| 1830 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1831 | const SkRegion& SkCanvas::internal_private_getTotalClip() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1832 | return fMCRec->fRasterClip.forceGetBW(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1833 | } |
| 1834 | |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1835 | GrRenderTarget* SkCanvas::internal_private_accessTopLayerRenderTarget() { |
| 1836 | SkBaseDevice* dev = this->getTopDevice(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1837 | return dev ? dev->accessRenderTarget() : nullptr; |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1838 | } |
| 1839 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1840 | GrContext* SkCanvas::getGrContext() { |
| 1841 | #if SK_SUPPORT_GPU |
| 1842 | SkBaseDevice* device = this->getTopDevice(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1843 | if (device) { |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1844 | GrRenderTarget* renderTarget = device->accessRenderTarget(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1845 | if (renderTarget) { |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1846 | return renderTarget->getContext(); |
| 1847 | } |
| 1848 | } |
| 1849 | #endif |
| 1850 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 1851 | return nullptr; |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1852 | |
| 1853 | } |
bsalomon@google.com | e97f085 | 2011-06-17 13:10:25 +0000 | [diff] [blame] | 1854 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1855 | void SkCanvas::drawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 1856 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1857 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawDRRect()"); |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1858 | if (outer.isEmpty()) { |
| 1859 | return; |
| 1860 | } |
| 1861 | if (inner.isEmpty()) { |
| 1862 | this->drawRRect(outer, paint); |
| 1863 | return; |
| 1864 | } |
| 1865 | |
| 1866 | // We don't have this method (yet), but technically this is what we should |
| 1867 | // be able to assert... |
| 1868 | // SkASSERT(outer.contains(inner)); |
| 1869 | // |
| 1870 | // For now at least check for containment of bounds |
| 1871 | SkASSERT(outer.getBounds().contains(inner.getBounds())); |
| 1872 | |
| 1873 | this->onDrawDRRect(outer, inner, paint); |
| 1874 | } |
| 1875 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1876 | // These need to stop being virtual -- clients need to override the onDraw... versions |
| 1877 | |
| 1878 | void SkCanvas::drawPaint(const SkPaint& paint) { |
| 1879 | this->onDrawPaint(paint); |
| 1880 | } |
| 1881 | |
| 1882 | void SkCanvas::drawRect(const SkRect& r, const SkPaint& paint) { |
| 1883 | this->onDrawRect(r, paint); |
| 1884 | } |
| 1885 | |
| 1886 | void SkCanvas::drawOval(const SkRect& r, const SkPaint& paint) { |
| 1887 | this->onDrawOval(r, paint); |
| 1888 | } |
| 1889 | |
| 1890 | void SkCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) { |
| 1891 | this->onDrawRRect(rrect, paint); |
| 1892 | } |
| 1893 | |
| 1894 | void SkCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint) { |
| 1895 | this->onDrawPoints(mode, count, pts, paint); |
| 1896 | } |
| 1897 | |
| 1898 | void SkCanvas::drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], |
| 1899 | const SkPoint texs[], const SkColor colors[], SkXfermode* xmode, |
| 1900 | const uint16_t indices[], int indexCount, const SkPaint& paint) { |
| 1901 | this->onDrawVertices(vmode, vertexCount, vertices, texs, colors, xmode, |
| 1902 | indices, indexCount, paint); |
| 1903 | } |
| 1904 | |
| 1905 | void SkCanvas::drawPath(const SkPath& path, const SkPaint& paint) { |
| 1906 | this->onDrawPath(path, paint); |
| 1907 | } |
| 1908 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 1909 | void SkCanvas::drawImage(const SkImage* image, SkScalar x, SkScalar y, const SkPaint* paint) { |
| 1910 | this->onDrawImage(image, x, y, paint); |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1911 | } |
| 1912 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1913 | void SkCanvas::drawImageRect(const SkImage* image, const SkRect& src, const SkRect& dst, |
| 1914 | const SkPaint* paint, SrcRectConstraint constraint) { |
| 1915 | if (dst.isEmpty() || src.isEmpty()) { |
| 1916 | return; |
| 1917 | } |
| 1918 | this->onDrawImageRect(image, &src, dst, paint, constraint); |
| 1919 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1920 | |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1921 | void SkCanvas::drawImageRect(const SkImage* image, const SkIRect& isrc, const SkRect& dst, |
| 1922 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1923 | this->drawImageRect(image, SkRect::Make(isrc), dst, paint, constraint); |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1924 | } |
| 1925 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1926 | void SkCanvas::drawImageRect(const SkImage* image, const SkRect& dst, const SkPaint* paint, |
| 1927 | SrcRectConstraint constraint) { |
| 1928 | this->drawImageRect(image, SkRect::MakeIWH(image->width(), image->height()), dst, paint, |
| 1929 | constraint); |
| 1930 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1931 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1932 | void SkCanvas::drawImageNine(const SkImage* image, const SkIRect& center, const SkRect& dst, |
| 1933 | const SkPaint* paint) { |
| 1934 | if (dst.isEmpty()) { |
| 1935 | return; |
| 1936 | } |
| 1937 | if (!SkNinePatchIter::Valid(image->width(), image->height(), center)) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1938 | this->drawImageRect(image, dst, paint); |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1939 | } |
| 1940 | this->onDrawImageNine(image, center, dst, paint); |
| 1941 | } |
| 1942 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1943 | void SkCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar dx, SkScalar dy, const SkPaint* paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1944 | if (bitmap.drawsNothing()) { |
tomhudson | 2df6fd6 | 2015-04-09 09:20:19 -0700 | [diff] [blame] | 1945 | return; |
| 1946 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1947 | this->onDrawBitmap(bitmap, dx, dy, paint); |
| 1948 | } |
| 1949 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1950 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkRect& src, const SkRect& dst, |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 1951 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1952 | if (bitmap.drawsNothing() || dst.isEmpty() || src.isEmpty()) { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 1953 | return; |
| 1954 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1955 | this->onDrawBitmapRect(bitmap, &src, dst, paint, constraint); |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1956 | } |
| 1957 | |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1958 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkIRect& isrc, const SkRect& dst, |
| 1959 | const SkPaint* paint, SrcRectConstraint constraint) { |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1960 | this->drawBitmapRect(bitmap, SkRect::Make(isrc), dst, paint, constraint); |
reed | 84984ef | 2015-07-17 07:09:43 -0700 | [diff] [blame] | 1961 | } |
| 1962 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1963 | void SkCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkRect& dst, const SkPaint* paint, |
| 1964 | SrcRectConstraint constraint) { |
| 1965 | this->drawBitmapRect(bitmap, SkRect::MakeIWH(bitmap.width(), bitmap.height()), dst, paint, |
| 1966 | constraint); |
| 1967 | } |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1968 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1969 | void SkCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 1970 | const SkPaint* paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1971 | if (bitmap.drawsNothing() || dst.isEmpty()) { |
tomhudson | 2df6fd6 | 2015-04-09 09:20:19 -0700 | [diff] [blame] | 1972 | return; |
| 1973 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1974 | if (!SkNinePatchIter::Valid(bitmap.width(), bitmap.height(), center)) { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 1975 | this->drawBitmapRect(bitmap, dst, paint); |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1976 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1977 | this->onDrawBitmapNine(bitmap, center, dst, paint); |
| 1978 | } |
| 1979 | |
| 1980 | void SkCanvas::drawSprite(const SkBitmap& bitmap, int left, int top, const SkPaint* paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 1981 | if (bitmap.drawsNothing()) { |
tomhudson | 2df6fd6 | 2015-04-09 09:20:19 -0700 | [diff] [blame] | 1982 | return; |
| 1983 | } |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1984 | this->onDrawSprite(bitmap, left, top, paint); |
| 1985 | } |
| 1986 | |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 1987 | void SkCanvas::drawAtlas(const SkImage* atlas, const SkRSXform xform[], const SkRect tex[], |
| 1988 | const SkColor colors[], int count, SkXfermode::Mode mode, |
| 1989 | const SkRect* cull, const SkPaint* paint) { |
| 1990 | if (count <= 0) { |
| 1991 | return; |
| 1992 | } |
| 1993 | SkASSERT(atlas); |
| 1994 | SkASSERT(xform); |
| 1995 | SkASSERT(tex); |
| 1996 | this->onDrawAtlas(atlas, xform, tex, colors, count, mode, cull, paint); |
| 1997 | } |
| 1998 | |
reed | e47829b | 2015-08-06 10:02:53 -0700 | [diff] [blame] | 1999 | void SkCanvas::legacy_drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
| 2000 | const SkPaint* paint, SrcRectConstraint constraint) { |
| 2001 | if (src) { |
| 2002 | this->drawImageRect(image, *src, dst, paint, constraint); |
| 2003 | } else { |
| 2004 | this->drawImageRect(image, SkRect::MakeIWH(image->width(), image->height()), |
| 2005 | dst, paint, constraint); |
| 2006 | } |
| 2007 | } |
| 2008 | void SkCanvas::legacy_drawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
| 2009 | const SkPaint* paint, SrcRectConstraint constraint) { |
| 2010 | if (src) { |
| 2011 | this->drawBitmapRect(bitmap, *src, dst, paint, constraint); |
| 2012 | } else { |
| 2013 | this->drawBitmapRect(bitmap, SkRect::MakeIWH(bitmap.width(), bitmap.height()), |
| 2014 | dst, paint, constraint); |
| 2015 | } |
| 2016 | } |
| 2017 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2018 | ////////////////////////////////////////////////////////////////////////////// |
| 2019 | // These are the virtual drawing methods |
| 2020 | ////////////////////////////////////////////////////////////////////////////// |
| 2021 | |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 2022 | void SkCanvas::onDiscard() { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2023 | if (fSurfaceBase) { |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 2024 | fSurfaceBase->aboutToDraw(SkSurface::kDiscard_ContentChangeMode); |
| 2025 | } |
| 2026 | } |
| 2027 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2028 | void SkCanvas::onDrawPaint(const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2029 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPaint()"); |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2030 | this->internalDrawPaint(paint); |
| 2031 | } |
| 2032 | |
| 2033 | void SkCanvas::internalDrawPaint(const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2034 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, SkDrawFilter::kPaint_Type, nullptr, false) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2035 | |
| 2036 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2037 | iter.fDevice->drawPaint(iter, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2038 | } |
| 2039 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2040 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2041 | } |
| 2042 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2043 | void SkCanvas::onDrawPoints(PointMode mode, size_t count, const SkPoint pts[], |
| 2044 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2045 | TRACE_EVENT1("disabled-by-default-skia", "SkCanvas::drawPoints()", "count", static_cast<uint64_t>(count)); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2046 | if ((long)count <= 0) { |
| 2047 | return; |
| 2048 | } |
| 2049 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2050 | SkRect r, storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2051 | const SkRect* bounds = nullptr; |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2052 | if (paint.canComputeFastBounds()) { |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2053 | // special-case 2 points (common for drawing a single line) |
| 2054 | if (2 == count) { |
| 2055 | r.set(pts[0], pts[1]); |
| 2056 | } else { |
commit-bot@chromium.org | a8c7f77 | 2014-01-24 21:46:29 +0000 | [diff] [blame] | 2057 | r.set(pts, SkToInt(count)); |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2058 | } |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2059 | if (this->quickReject(paint.computeFastStrokeBounds(r, &storage))) { |
| 2060 | return; |
| 2061 | } |
| 2062 | bounds = &r; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 2063 | } |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 2064 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2065 | SkASSERT(pts != nullptr); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2066 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2067 | LOOPER_BEGIN(paint, SkDrawFilter::kPoint_Type, bounds) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2068 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2069 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2070 | iter.fDevice->drawPoints(iter, mode, count, pts, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2071 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2072 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2073 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2074 | } |
| 2075 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2076 | void SkCanvas::onDrawRect(const SkRect& r, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2077 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2078 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2079 | const SkRect* bounds = nullptr; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2080 | if (paint.canComputeFastBounds()) { |
reed | 8432808 | 2015-02-10 14:18:09 -0800 | [diff] [blame] | 2081 | // Skia will draw an inverted rect, because it explicitly "sorts" it downstream. |
| 2082 | // To prevent accidental rejecting at this stage, we have to sort it before we check. |
| 2083 | SkRect tmp(r); |
| 2084 | tmp.sort(); |
| 2085 | |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2086 | if (this->quickReject(paint.computeFastBounds(tmp, &storage))) { |
| 2087 | return; |
| 2088 | } |
| 2089 | bounds = &r; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2090 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2091 | |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2092 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(paint, SkDrawFilter::kRect_Type, bounds, false) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2093 | |
| 2094 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2095 | iter.fDevice->drawRect(iter, r, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2096 | } |
| 2097 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2098 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2099 | } |
| 2100 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2101 | void SkCanvas::onDrawOval(const SkRect& oval, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2102 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawOval()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2103 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2104 | const SkRect* bounds = nullptr; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2105 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2106 | if (this->quickReject(paint.computeFastBounds(oval, &storage))) { |
| 2107 | return; |
| 2108 | } |
| 2109 | bounds = &oval; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2110 | } |
skia.committer@gmail.com | 306ab9d | 2012-12-13 02:01:33 +0000 | [diff] [blame] | 2111 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2112 | LOOPER_BEGIN(paint, SkDrawFilter::kOval_Type, bounds) |
jvanverth@google.com | 46d3d39 | 2013-01-22 13:34:01 +0000 | [diff] [blame] | 2113 | |
| 2114 | while (iter.next()) { |
| 2115 | iter.fDevice->drawOval(iter, oval, looper.paint()); |
| 2116 | } |
| 2117 | |
| 2118 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2119 | } |
| 2120 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2121 | void SkCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2122 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2123 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2124 | const SkRect* bounds = nullptr; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2125 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2126 | if (this->quickReject(paint.computeFastBounds(rrect.getBounds(), &storage))) { |
| 2127 | return; |
| 2128 | } |
| 2129 | bounds = &rrect.getBounds(); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2130 | } |
| 2131 | |
| 2132 | if (rrect.isRect()) { |
| 2133 | // call the non-virtual version |
| 2134 | this->SkCanvas::drawRect(rrect.getBounds(), paint); |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2135 | return; |
| 2136 | } else if (rrect.isOval()) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2137 | // call the non-virtual version |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2138 | this->SkCanvas::drawOval(rrect.getBounds(), paint); |
| 2139 | return; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2140 | } |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2141 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2142 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 2143 | |
| 2144 | while (iter.next()) { |
| 2145 | iter.fDevice->drawRRect(iter, rrect, looper.paint()); |
| 2146 | } |
| 2147 | |
| 2148 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2149 | } |
| 2150 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2151 | void SkCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 2152 | const SkPaint& paint) { |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2153 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2154 | const SkRect* bounds = nullptr; |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2155 | if (paint.canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2156 | if (this->quickReject(paint.computeFastBounds(outer.getBounds(), &storage))) { |
| 2157 | return; |
| 2158 | } |
| 2159 | bounds = &outer.getBounds(); |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2160 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2161 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2162 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2163 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2164 | while (iter.next()) { |
| 2165 | iter.fDevice->drawDRRect(iter, outer, inner, looper.paint()); |
| 2166 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 2167 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 2168 | LOOPER_END |
| 2169 | } |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2170 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2171 | void SkCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2172 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPath()"); |
reed@google.com | 9364511 | 2012-07-26 16:11:47 +0000 | [diff] [blame] | 2173 | if (!path.isFinite()) { |
| 2174 | return; |
| 2175 | } |
| 2176 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2177 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2178 | const SkRect* bounds = nullptr; |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2179 | if (!path.isInverseFillType() && paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2180 | const SkRect& pathBounds = path.getBounds(); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2181 | if (this->quickReject(paint.computeFastBounds(pathBounds, &storage))) { |
| 2182 | return; |
| 2183 | } |
| 2184 | bounds = &pathBounds; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2185 | } |
commit-bot@chromium.org | 0b45dc4 | 2014-02-21 05:42:57 +0000 | [diff] [blame] | 2186 | |
| 2187 | const SkRect& r = path.getBounds(); |
| 2188 | if (r.width() <= 0 && r.height() <= 0) { |
commit-bot@chromium.org | 6803c21 | 2014-05-04 18:08:27 +0000 | [diff] [blame] | 2189 | if (path.isInverseFillType()) { |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2190 | this->internalDrawPaint(paint); |
caryclark | 6651a32 | 2015-09-09 13:20:49 -0700 | [diff] [blame] | 2191 | return; |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2192 | } |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 2193 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2194 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2195 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, bounds) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2196 | |
| 2197 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2198 | iter.fDevice->drawPath(iter, path, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2199 | } |
| 2200 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2201 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2202 | } |
| 2203 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2204 | bool SkCanvas::canDrawBitmapAsSprite(SkScalar x, SkScalar y, int w, int h, const SkPaint& paint) { |
| 2205 | #ifdef SK_SUPPORT_LEGACY_LAYER_BITMAP_IMAGEFILTERS |
| 2206 | return false; |
| 2207 | #endif |
| 2208 | |
| 2209 | if (!paint.getImageFilter()) { |
| 2210 | return false; |
| 2211 | } |
| 2212 | |
| 2213 | const SkMatrix& ctm = this->getTotalMatrix(); |
| 2214 | const unsigned kSubpixelBits = 0; // matching SkDraw::drawBitmap() |
| 2215 | if (!SkTreatAsSprite(ctm, w, h, kSubpixelBits)) { |
| 2216 | return false; |
| 2217 | } |
| 2218 | |
| 2219 | // Currently we can only use the filterSprite code if we are clipped to the bitmap's bounds. |
| 2220 | // Once we can filter and the filter will return a result larger than itself, we should be |
| 2221 | // able to remove this constraint. |
| 2222 | // skbug.com/4526 |
| 2223 | // |
| 2224 | SkPoint pt; |
| 2225 | ctm.mapXY(x, y, &pt); |
| 2226 | SkIRect ir = SkIRect::MakeXYWH(SkScalarRoundToInt(pt.x()), SkScalarRoundToInt(pt.y()), w, h); |
| 2227 | return ir.contains(fMCRec->fRasterClip.getBounds()); |
| 2228 | } |
| 2229 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2230 | void SkCanvas::onDrawImage(const SkImage* image, SkScalar x, SkScalar y, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2231 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImage()"); |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2232 | SkRect bounds = SkRect::MakeXYWH(x, y, |
| 2233 | SkIntToScalar(image->width()), SkIntToScalar(image->height())); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2234 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2235 | SkRect tmp = bounds; |
| 2236 | if (paint) { |
| 2237 | paint->computeFastBounds(tmp, &tmp); |
| 2238 | } |
| 2239 | if (this->quickReject(tmp)) { |
| 2240 | return; |
| 2241 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2242 | } |
| 2243 | |
| 2244 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2245 | if (nullptr == paint) { |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2246 | paint = lazy.init(); |
| 2247 | } |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2248 | |
| 2249 | const bool drawAsSprite = this->canDrawBitmapAsSprite(x, y, image->width(), image->height(), |
| 2250 | *paint); |
| 2251 | LOOPER_BEGIN_DRAWBITMAP(*paint, drawAsSprite, &bounds) |
| 2252 | |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2253 | while (iter.next()) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2254 | const SkPaint& pnt = looper.paint(); |
| 2255 | if (drawAsSprite && pnt.getImageFilter()) { |
| 2256 | SkBitmap bitmap; |
| 2257 | if (as_IB(image)->asBitmapForImageFilters(&bitmap)) { |
| 2258 | SkPoint pt; |
| 2259 | iter.fMatrix->mapXY(x, y, &pt); |
| 2260 | iter.fDevice->drawBitmapAsSprite(iter, bitmap, |
| 2261 | SkScalarRoundToInt(pt.fX), |
| 2262 | SkScalarRoundToInt(pt.fY), pnt); |
| 2263 | } |
| 2264 | } else { |
| 2265 | iter.fDevice->drawImage(iter, image, x, y, pnt); |
| 2266 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2267 | } |
| 2268 | |
| 2269 | LOOPER_END |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 2270 | } |
| 2271 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2272 | void SkCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2273 | const SkPaint* paint, SrcRectConstraint constraint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2274 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImageRect()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2275 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2276 | SkRect storage = dst; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2277 | if (paint) { |
| 2278 | paint->computeFastBounds(dst, &storage); |
| 2279 | } |
| 2280 | if (this->quickReject(storage)) { |
| 2281 | return; |
| 2282 | } |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2283 | } |
| 2284 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2285 | if (nullptr == paint) { |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2286 | paint = lazy.init(); |
| 2287 | } |
| 2288 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2289 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(*paint, SkDrawFilter::kBitmap_Type, &dst, |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2290 | image->isOpaque()) |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2291 | |
| 2292 | while (iter.next()) { |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2293 | iter.fDevice->drawImageRect(iter, image, src, dst, looper.paint(), constraint); |
reed | a85d4d0 | 2015-05-06 12:56:48 -0700 | [diff] [blame] | 2294 | } |
| 2295 | |
| 2296 | LOOPER_END |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 2297 | } |
| 2298 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2299 | void SkCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2300 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmap()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2301 | SkDEBUGCODE(bitmap.validate();) |
| 2302 | |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2303 | if (bitmap.drawsNothing()) { |
| 2304 | return; |
| 2305 | } |
| 2306 | |
| 2307 | SkLazyPaint lazy; |
| 2308 | if (nullptr == paint) { |
| 2309 | paint = lazy.init(); |
| 2310 | } |
| 2311 | |
| 2312 | const SkMatrix matrix = SkMatrix::MakeTrans(x, y); |
| 2313 | |
| 2314 | SkRect storage; |
| 2315 | const SkRect* bounds = nullptr; |
| 2316 | if (paint->canComputeFastBounds()) { |
| 2317 | bitmap.getBounds(&storage); |
| 2318 | matrix.mapRect(&storage); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2319 | SkRect tmp = storage; |
| 2320 | if (this->quickReject(paint->computeFastBounds(tmp, &tmp))) { |
| 2321 | return; |
| 2322 | } |
| 2323 | bounds = &storage; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2324 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2325 | |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2326 | const bool drawAsSprite = bounds && this->canDrawBitmapAsSprite(x, y, bitmap.width(), |
| 2327 | bitmap.height(), *paint); |
| 2328 | LOOPER_BEGIN_DRAWBITMAP(*paint, drawAsSprite, bounds) |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2329 | |
| 2330 | while (iter.next()) { |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2331 | const SkPaint& pnt = looper.paint(); |
| 2332 | if (drawAsSprite && pnt.getImageFilter()) { |
| 2333 | SkPoint pt; |
| 2334 | iter.fMatrix->mapXY(x, y, &pt); |
| 2335 | iter.fDevice->drawBitmapAsSprite(iter, bitmap, |
| 2336 | SkScalarRoundToInt(pt.fX), |
| 2337 | SkScalarRoundToInt(pt.fY), pnt); |
| 2338 | } else { |
| 2339 | iter.fDevice->drawBitmap(iter, bitmap, matrix, looper.paint()); |
| 2340 | } |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2341 | } |
reed | 262a71b | 2015-12-05 13:07:27 -0800 | [diff] [blame] | 2342 | |
reed | 3336697 | 2015-10-08 09:22:02 -0700 | [diff] [blame] | 2343 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2344 | } |
| 2345 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2346 | // this one is non-virtual, so it can be called safely by other canvas apis |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 2347 | void SkCanvas::internalDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 2348 | const SkRect& dst, const SkPaint* paint, |
reed | a5517e2 | 2015-07-14 10:54:12 -0700 | [diff] [blame] | 2349 | SrcRectConstraint constraint) { |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 2350 | if (bitmap.drawsNothing() || dst.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2351 | return; |
| 2352 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 2353 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2354 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2355 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2356 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2357 | return; |
| 2358 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2359 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 2360 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2361 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2362 | if (nullptr == paint) { |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2363 | paint = lazy.init(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2364 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2365 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2366 | LOOPER_BEGIN_CHECK_COMPLETE_OVERWRITE(*paint, SkDrawFilter::kBitmap_Type, &dst, |
reed | c83a297 | 2015-07-16 07:40:45 -0700 | [diff] [blame] | 2367 | bitmap.isOpaque()) |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2368 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2369 | while (iter.next()) { |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2370 | iter.fDevice->drawBitmapRect(iter, bitmap, src, dst, looper.paint(), constraint); |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 2371 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 2372 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 2373 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2374 | } |
| 2375 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2376 | void SkCanvas::onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2377 | const SkPaint* paint, SrcRectConstraint constraint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2378 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapRectToRect()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2379 | SkDEBUGCODE(bitmap.validate();) |
reed | 562fe47 | 2015-07-28 07:35:14 -0700 | [diff] [blame] | 2380 | this->internalDrawBitmapRect(bitmap, src, dst, paint, constraint); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2381 | } |
| 2382 | |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2383 | void SkCanvas::onDrawImageNine(const SkImage* image, const SkIRect& center, const SkRect& dst, |
| 2384 | const SkPaint* paint) { |
| 2385 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImageNine()"); |
| 2386 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2387 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2388 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2389 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2390 | return; |
| 2391 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 2392 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2393 | |
| 2394 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2395 | if (nullptr == paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2396 | paint = lazy.init(); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2397 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2398 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2399 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, &dst) |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2400 | |
| 2401 | while (iter.next()) { |
| 2402 | iter.fDevice->drawImageNine(iter, image, center, dst, looper.paint()); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2403 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2404 | |
| 2405 | LOOPER_END |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2406 | } |
| 2407 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2408 | void SkCanvas::onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 2409 | const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2410 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapNine()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2411 | SkDEBUGCODE(bitmap.validate();) |
| 2412 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2413 | if (nullptr == paint || paint->canComputeFastBounds()) { |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2414 | SkRect storage; |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2415 | if (this->quickReject(paint ? paint->computeFastBounds(dst, &storage) : dst)) { |
| 2416 | return; |
| 2417 | } |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2418 | } |
| 2419 | |
| 2420 | SkLazyPaint lazy; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2421 | if (nullptr == paint) { |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2422 | paint = lazy.init(); |
| 2423 | } |
| 2424 | |
senorblanco | c41e7e1 | 2015-12-07 12:51:30 -0800 | [diff] [blame] | 2425 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, &dst) |
reed | 4c21dc5 | 2015-06-25 12:32:03 -0700 | [diff] [blame] | 2426 | |
| 2427 | while (iter.next()) { |
| 2428 | iter.fDevice->drawBitmapNine(iter, bitmap, center, dst, looper.paint()); |
| 2429 | } |
| 2430 | |
| 2431 | LOOPER_END |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2432 | } |
| 2433 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2434 | class SkDeviceFilteredPaint { |
| 2435 | public: |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 2436 | SkDeviceFilteredPaint(SkBaseDevice* device, const SkPaint& paint) { |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2437 | uint32_t filteredFlags = device->filterTextFlags(paint); |
| 2438 | if (filteredFlags != paint.getFlags()) { |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 2439 | SkPaint* newPaint = fLazy.set(paint); |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2440 | newPaint->setFlags(filteredFlags); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2441 | fPaint = newPaint; |
| 2442 | } else { |
| 2443 | fPaint = &paint; |
| 2444 | } |
| 2445 | } |
| 2446 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2447 | const SkPaint& paint() const { return *fPaint; } |
| 2448 | |
| 2449 | private: |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 2450 | const SkPaint* fPaint; |
| 2451 | SkLazyPaint fLazy; |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2452 | }; |
| 2453 | |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2454 | void SkCanvas::DrawRect(const SkDraw& draw, const SkPaint& paint, |
| 2455 | const SkRect& r, SkScalar textSize) { |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2456 | if (paint.getStyle() == SkPaint::kFill_Style) { |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2457 | draw.fDevice->drawRect(draw, r, paint); |
| 2458 | } else { |
| 2459 | SkPaint p(paint); |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2460 | p.setStrokeWidth(SkScalarMul(textSize, paint.getStrokeWidth())); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2461 | draw.fDevice->drawRect(draw, r, p); |
| 2462 | } |
| 2463 | } |
| 2464 | |
| 2465 | void SkCanvas::DrawTextDecorations(const SkDraw& draw, const SkPaint& paint, |
| 2466 | const char text[], size_t byteLength, |
| 2467 | SkScalar x, SkScalar y) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2468 | SkASSERT(byteLength == 0 || text != nullptr); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2469 | |
| 2470 | // nothing to draw |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2471 | if (text == nullptr || byteLength == 0 || |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2472 | draw.fClip->isEmpty() || |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2473 | (paint.getAlpha() == 0 && paint.getXfermode() == nullptr)) { |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2474 | return; |
| 2475 | } |
| 2476 | |
| 2477 | SkScalar width = 0; |
| 2478 | SkPoint start; |
| 2479 | |
| 2480 | start.set(0, 0); // to avoid warning |
| 2481 | if (paint.getFlags() & (SkPaint::kUnderlineText_Flag | |
| 2482 | SkPaint::kStrikeThruText_Flag)) { |
| 2483 | width = paint.measureText(text, byteLength); |
| 2484 | |
| 2485 | SkScalar offsetX = 0; |
| 2486 | if (paint.getTextAlign() == SkPaint::kCenter_Align) { |
| 2487 | offsetX = SkScalarHalf(width); |
| 2488 | } else if (paint.getTextAlign() == SkPaint::kRight_Align) { |
| 2489 | offsetX = width; |
| 2490 | } |
| 2491 | start.set(x - offsetX, y); |
| 2492 | } |
| 2493 | |
| 2494 | if (0 == width) { |
| 2495 | return; |
| 2496 | } |
| 2497 | |
| 2498 | uint32_t flags = paint.getFlags(); |
| 2499 | |
| 2500 | if (flags & (SkPaint::kUnderlineText_Flag | |
| 2501 | SkPaint::kStrikeThruText_Flag)) { |
| 2502 | SkScalar textSize = paint.getTextSize(); |
| 2503 | SkScalar height = SkScalarMul(textSize, kStdUnderline_Thickness); |
| 2504 | SkRect r; |
| 2505 | |
| 2506 | r.fLeft = start.fX; |
| 2507 | r.fRight = start.fX + width; |
| 2508 | |
| 2509 | if (flags & SkPaint::kUnderlineText_Flag) { |
| 2510 | SkScalar offset = SkScalarMulAdd(textSize, kStdUnderline_Offset, |
| 2511 | start.fY); |
| 2512 | r.fTop = offset; |
| 2513 | r.fBottom = offset + height; |
| 2514 | DrawRect(draw, paint, r, textSize); |
| 2515 | } |
| 2516 | if (flags & SkPaint::kStrikeThruText_Flag) { |
| 2517 | SkScalar offset = SkScalarMulAdd(textSize, kStdStrikeThru_Offset, |
| 2518 | start.fY); |
| 2519 | r.fTop = offset; |
| 2520 | r.fBottom = offset + height; |
| 2521 | DrawRect(draw, paint, r, textSize); |
| 2522 | } |
| 2523 | } |
| 2524 | } |
| 2525 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2526 | void SkCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2527 | const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2528 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2529 | |
| 2530 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2531 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2532 | iter.fDevice->drawText(iter, text, byteLength, x, y, dfp.paint()); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2533 | DrawTextDecorations(iter, dfp.paint(), |
| 2534 | static_cast<const char*>(text), byteLength, x, y); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2535 | } |
| 2536 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2537 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2538 | } |
| 2539 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2540 | void SkCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2541 | const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2542 | SkPoint textOffset = SkPoint::Make(0, 0); |
| 2543 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2544 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2545 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2546 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2547 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2548 | iter.fDevice->drawPosText(iter, text, byteLength, &pos->fX, 2, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2549 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2550 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2551 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2552 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2553 | } |
| 2554 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2555 | void SkCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2556 | SkScalar constY, const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2557 | |
| 2558 | SkPoint textOffset = SkPoint::Make(0, constY); |
| 2559 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2560 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2561 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2562 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2563 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2564 | iter.fDevice->drawPosText(iter, text, byteLength, xpos, 1, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2565 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2566 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2567 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2568 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2569 | } |
| 2570 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2571 | void SkCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2572 | const SkMatrix* matrix, const SkPaint& paint) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2573 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, nullptr) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2574 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2575 | while (iter.next()) { |
| 2576 | iter.fDevice->drawTextOnPath(iter, text, byteLength, path, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2577 | matrix, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2578 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2579 | |
commit-bot@chromium.org | 945ec3a | 2014-04-22 20:07:30 +0000 | [diff] [blame] | 2580 | LOOPER_END |
commit-bot@chromium.org | 4325d11 | 2014-04-22 19:03:02 +0000 | [diff] [blame] | 2581 | } |
| 2582 | |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2583 | void SkCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2584 | const SkPaint& paint) { |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2585 | |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2586 | SkRect storage; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2587 | const SkRect* bounds = nullptr; |
fmalita | 19653d1 | 2014-10-16 11:53:30 -0700 | [diff] [blame] | 2588 | if (paint.canComputeFastBounds()) { |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2589 | storage = blob->bounds().makeOffset(x, y); |
senorblanco | 87e066e | 2015-10-28 11:23:36 -0700 | [diff] [blame] | 2590 | SkRect tmp; |
| 2591 | if (this->quickReject(paint.computeFastBounds(storage, &tmp))) { |
| 2592 | return; |
| 2593 | } |
| 2594 | bounds = &storage; |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2595 | } |
| 2596 | |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2597 | // We cannot filter in the looper as we normally do, because the paint is |
| 2598 | // incomplete at this point (text-related attributes are embedded within blob run paints). |
| 2599 | SkDrawFilter* drawFilter = fMCRec->fFilter; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2600 | fMCRec->fFilter = nullptr; |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2601 | |
fmalita | 85d5eb9 | 2015-03-04 11:20:12 -0800 | [diff] [blame] | 2602 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, bounds) |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2603 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2604 | while (iter.next()) { |
| 2605 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2606 | iter.fDevice->drawTextBlob(iter, blob, x, y, dfp.paint(), drawFilter); |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2607 | } |
| 2608 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2609 | LOOPER_END |
fmalita | 024f996 | 2015-03-03 19:08:17 -0800 | [diff] [blame] | 2610 | |
| 2611 | fMCRec->fFilter = drawFilter; |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2612 | } |
| 2613 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2614 | // These will become non-virtual, so they always call the (virtual) onDraw... method |
| 2615 | void SkCanvas::drawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2616 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2617 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawText()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2618 | this->onDrawText(text, byteLength, x, y, paint); |
| 2619 | } |
| 2620 | void SkCanvas::drawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2621 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2622 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosText()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2623 | this->onDrawPosText(text, byteLength, pos, paint); |
| 2624 | } |
| 2625 | void SkCanvas::drawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2626 | SkScalar constY, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2627 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosTextH()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2628 | this->onDrawPosTextH(text, byteLength, xpos, constY, paint); |
| 2629 | } |
| 2630 | void SkCanvas::drawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2631 | const SkMatrix* matrix, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2632 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPath()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2633 | this->onDrawTextOnPath(text, byteLength, path, matrix, paint); |
| 2634 | } |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2635 | void SkCanvas::drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2636 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2637 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextBlob()"); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2638 | if (blob) { |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2639 | this->onDrawTextBlob(blob, x, y, paint); |
| 2640 | } |
| 2641 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2642 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2643 | void SkCanvas::onDrawVertices(VertexMode vmode, int vertexCount, |
| 2644 | const SkPoint verts[], const SkPoint texs[], |
| 2645 | const SkColor colors[], SkXfermode* xmode, |
| 2646 | const uint16_t indices[], int indexCount, |
| 2647 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2648 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawVertices()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2649 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, nullptr) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2650 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2651 | while (iter.next()) { |
| 2652 | iter.fDevice->drawVertices(iter, vmode, vertexCount, verts, texs, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2653 | colors, xmode, indices, indexCount, |
| 2654 | looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2655 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2656 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2657 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2658 | } |
| 2659 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2660 | void SkCanvas::drawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2661 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2662 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPatch()"); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2663 | if (nullptr == cubics) { |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2664 | return; |
| 2665 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2666 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2667 | // Since a patch is always within the convex hull of the control points, we discard it when its |
| 2668 | // bounding rectangle is completely outside the current clip. |
| 2669 | SkRect bounds; |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2670 | bounds.set(cubics, SkPatchUtils::kNumCtrlPts); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2671 | if (this->quickReject(bounds)) { |
| 2672 | return; |
| 2673 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2674 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2675 | this->onDrawPatch(cubics, colors, texCoords, xmode, paint); |
| 2676 | } |
| 2677 | |
| 2678 | void SkCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2679 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
| 2680 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2681 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, nullptr) |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2682 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2683 | while (iter.next()) { |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2684 | iter.fDevice->drawPatch(iter, cubics, colors, texCoords, xmode, paint); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2685 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2686 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2687 | LOOPER_END |
| 2688 | } |
| 2689 | |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2690 | void SkCanvas::drawDrawable(SkDrawable* dr, SkScalar x, SkScalar y) { |
| 2691 | if (dr) { |
| 2692 | if (x || y) { |
| 2693 | SkMatrix matrix = SkMatrix::MakeTrans(x, y); |
| 2694 | this->onDrawDrawable(dr, &matrix); |
| 2695 | } else { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2696 | this->onDrawDrawable(dr, nullptr); |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2697 | } |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2698 | } |
| 2699 | } |
| 2700 | |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2701 | void SkCanvas::drawDrawable(SkDrawable* dr, const SkMatrix* matrix) { |
| 2702 | if (dr) { |
| 2703 | if (matrix && matrix->isIdentity()) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2704 | matrix = nullptr; |
reed | a8db728 | 2015-07-07 10:22:31 -0700 | [diff] [blame] | 2705 | } |
| 2706 | this->onDrawDrawable(dr, matrix); |
| 2707 | } |
| 2708 | } |
| 2709 | |
| 2710 | void SkCanvas::onDrawDrawable(SkDrawable* dr, const SkMatrix* matrix) { |
| 2711 | SkRect bounds = dr->getBounds(); |
| 2712 | if (matrix) { |
| 2713 | matrix->mapRect(&bounds); |
| 2714 | } |
| 2715 | if (this->quickReject(bounds)) { |
| 2716 | return; |
| 2717 | } |
| 2718 | dr->draw(this, matrix); |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2719 | } |
| 2720 | |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2721 | void SkCanvas::onDrawAtlas(const SkImage* atlas, const SkRSXform xform[], const SkRect tex[], |
| 2722 | const SkColor colors[], int count, SkXfermode::Mode mode, |
| 2723 | const SkRect* cull, const SkPaint* paint) { |
| 2724 | if (cull && this->quickReject(*cull)) { |
| 2725 | return; |
| 2726 | } |
| 2727 | |
| 2728 | SkPaint pnt; |
| 2729 | if (paint) { |
| 2730 | pnt = *paint; |
| 2731 | } |
| 2732 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2733 | LOOPER_BEGIN(pnt, SkDrawFilter::kPath_Type, nullptr) |
reed | 71c3c76 | 2015-06-24 10:29:17 -0700 | [diff] [blame] | 2734 | while (iter.next()) { |
| 2735 | iter.fDevice->drawAtlas(iter, atlas, xform, tex, colors, count, mode, pnt); |
| 2736 | } |
| 2737 | LOOPER_END |
| 2738 | } |
| 2739 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2740 | ////////////////////////////////////////////////////////////////////////////// |
| 2741 | // These methods are NOT virtual, and therefore must call back into virtual |
| 2742 | // methods, rather than actually drawing themselves. |
| 2743 | ////////////////////////////////////////////////////////////////////////////// |
| 2744 | |
| 2745 | void SkCanvas::drawARGB(U8CPU a, U8CPU r, U8CPU g, U8CPU b, |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2746 | SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2747 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawARGB()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2748 | SkPaint paint; |
| 2749 | |
| 2750 | paint.setARGB(a, r, g, b); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2751 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2752 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2753 | } |
| 2754 | this->drawPaint(paint); |
| 2755 | } |
| 2756 | |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2757 | void SkCanvas::drawColor(SkColor c, SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2758 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawColor()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2759 | SkPaint paint; |
| 2760 | |
| 2761 | paint.setColor(c); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2762 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2763 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2764 | } |
| 2765 | this->drawPaint(paint); |
| 2766 | } |
| 2767 | |
| 2768 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2769 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkPaint)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2770 | SkPoint pt; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2771 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2772 | pt.set(x, y); |
| 2773 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2774 | } |
| 2775 | |
| 2776 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, SkColor color) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2777 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkColor)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2778 | SkPoint pt; |
| 2779 | SkPaint paint; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2780 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2781 | pt.set(x, y); |
| 2782 | paint.setColor(color); |
| 2783 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2784 | } |
| 2785 | |
| 2786 | void SkCanvas::drawLine(SkScalar x0, SkScalar y0, SkScalar x1, SkScalar y1, |
| 2787 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2788 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawLine()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2789 | SkPoint pts[2]; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2790 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2791 | pts[0].set(x0, y0); |
| 2792 | pts[1].set(x1, y1); |
| 2793 | this->drawPoints(kLines_PointMode, 2, pts, paint); |
| 2794 | } |
| 2795 | |
| 2796 | void SkCanvas::drawRectCoords(SkScalar left, SkScalar top, |
| 2797 | SkScalar right, SkScalar bottom, |
| 2798 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2799 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRectCoords()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2800 | SkRect r; |
| 2801 | |
| 2802 | r.set(left, top, right, bottom); |
| 2803 | this->drawRect(r, paint); |
| 2804 | } |
| 2805 | |
| 2806 | void SkCanvas::drawCircle(SkScalar cx, SkScalar cy, SkScalar radius, |
| 2807 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2808 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawCircle()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2809 | if (radius < 0) { |
| 2810 | radius = 0; |
| 2811 | } |
| 2812 | |
| 2813 | SkRect r; |
| 2814 | r.set(cx - radius, cy - radius, cx + radius, cy + radius); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2815 | this->drawOval(r, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2816 | } |
| 2817 | |
| 2818 | void SkCanvas::drawRoundRect(const SkRect& r, SkScalar rx, SkScalar ry, |
| 2819 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2820 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRoundRect()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2821 | if (rx > 0 && ry > 0) { |
| 2822 | if (paint.canComputeFastBounds()) { |
| 2823 | SkRect storage; |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 2824 | if (this->quickReject(paint.computeFastBounds(r, &storage))) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2825 | return; |
| 2826 | } |
| 2827 | } |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2828 | SkRRect rrect; |
| 2829 | rrect.setRectXY(r, rx, ry); |
| 2830 | this->drawRRect(rrect, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2831 | } else { |
| 2832 | this->drawRect(r, paint); |
| 2833 | } |
| 2834 | } |
| 2835 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2836 | void SkCanvas::drawArc(const SkRect& oval, SkScalar startAngle, |
| 2837 | SkScalar sweepAngle, bool useCenter, |
| 2838 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2839 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawArc()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2840 | if (SkScalarAbs(sweepAngle) >= SkIntToScalar(360)) { |
| 2841 | this->drawOval(oval, paint); |
| 2842 | } else { |
| 2843 | SkPath path; |
| 2844 | if (useCenter) { |
| 2845 | path.moveTo(oval.centerX(), oval.centerY()); |
| 2846 | } |
| 2847 | path.arcTo(oval, startAngle, sweepAngle, !useCenter); |
| 2848 | if (useCenter) { |
| 2849 | path.close(); |
| 2850 | } |
| 2851 | this->drawPath(path, paint); |
| 2852 | } |
| 2853 | } |
| 2854 | |
| 2855 | void SkCanvas::drawTextOnPathHV(const void* text, size_t byteLength, |
| 2856 | const SkPath& path, SkScalar hOffset, |
| 2857 | SkScalar vOffset, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2858 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPathHV()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2859 | SkMatrix matrix; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2860 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2861 | matrix.setTranslate(hOffset, vOffset); |
| 2862 | this->drawTextOnPath(text, byteLength, path, &matrix, paint); |
| 2863 | } |
| 2864 | |
reed@android.com | f76bacf | 2009-05-13 14:00:33 +0000 | [diff] [blame] | 2865 | /////////////////////////////////////////////////////////////////////////////// |
reed | 1c2c441 | 2015-04-30 13:09:24 -0700 | [diff] [blame] | 2866 | |
| 2867 | /** |
| 2868 | * This constant is trying to balance the speed of ref'ing a subpicture into a parent picture, |
| 2869 | * against the playback cost of recursing into the subpicture to get at its actual ops. |
| 2870 | * |
| 2871 | * For now we pick a conservatively small value, though measurement (and other heuristics like |
| 2872 | * the type of ops contained) may justify changing this value. |
| 2873 | */ |
| 2874 | #define kMaxPictureOpsToUnrollInsteadOfRef 1 |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 2875 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2876 | void SkCanvas::drawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) { |
reed | 1c2c441 | 2015-04-30 13:09:24 -0700 | [diff] [blame] | 2877 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPicture()"); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2878 | if (picture) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2879 | if (matrix && matrix->isIdentity()) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2880 | matrix = nullptr; |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2881 | } |
reed | 1c2c441 | 2015-04-30 13:09:24 -0700 | [diff] [blame] | 2882 | if (picture->approximateOpCount() <= kMaxPictureOpsToUnrollInsteadOfRef) { |
| 2883 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
| 2884 | picture->playback(this); |
| 2885 | } else { |
| 2886 | this->onDrawPicture(picture, matrix, paint); |
| 2887 | } |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2888 | } |
| 2889 | } |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 2890 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2891 | void SkCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, |
| 2892 | const SkPaint* paint) { |
fmalita | d028180 | 2015-08-20 12:08:18 -0700 | [diff] [blame] | 2893 | if (!paint || paint->canComputeFastBounds()) { |
| 2894 | SkRect bounds = picture->cullRect(); |
| 2895 | if (paint) { |
| 2896 | paint->computeFastBounds(bounds, &bounds); |
| 2897 | } |
| 2898 | if (matrix) { |
| 2899 | matrix->mapRect(&bounds); |
| 2900 | } |
| 2901 | if (this->quickReject(bounds)) { |
| 2902 | return; |
| 2903 | } |
| 2904 | } |
| 2905 | |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2906 | SkBaseDevice* device = this->getTopDevice(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2907 | if (device) { |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2908 | // Canvas has to first give the device the opportunity to render |
| 2909 | // the picture itself. |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2910 | if (device->EXPERIMENTAL_drawPicture(this, picture, matrix, paint)) { |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2911 | return; // the device has rendered the entire picture |
| 2912 | } |
| 2913 | } |
| 2914 | |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2915 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
robertphillips | c5ba71d | 2014-09-04 08:42:50 -0700 | [diff] [blame] | 2916 | picture->playback(this); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2917 | } |
| 2918 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2919 | /////////////////////////////////////////////////////////////////////////////// |
| 2920 | /////////////////////////////////////////////////////////////////////////////// |
| 2921 | |
| 2922 | SkCanvas::LayerIter::LayerIter(SkCanvas* canvas, bool skipEmptyClips) { |
bungeman | 99fe822 | 2015-08-20 07:57:51 -0700 | [diff] [blame] | 2923 | static_assert(sizeof(fStorage) >= sizeof(SkDrawIter), "fStorage_too_small"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2924 | |
| 2925 | SkASSERT(canvas); |
| 2926 | |
| 2927 | fImpl = new (fStorage) SkDrawIter(canvas, skipEmptyClips); |
| 2928 | fDone = !fImpl->next(); |
| 2929 | } |
| 2930 | |
| 2931 | SkCanvas::LayerIter::~LayerIter() { |
| 2932 | fImpl->~SkDrawIter(); |
| 2933 | } |
| 2934 | |
| 2935 | void SkCanvas::LayerIter::next() { |
| 2936 | fDone = !fImpl->next(); |
| 2937 | } |
| 2938 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 2939 | SkBaseDevice* SkCanvas::LayerIter::device() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2940 | return fImpl->getDevice(); |
| 2941 | } |
| 2942 | |
| 2943 | const SkMatrix& SkCanvas::LayerIter::matrix() const { |
| 2944 | return fImpl->getMatrix(); |
| 2945 | } |
| 2946 | |
| 2947 | const SkPaint& SkCanvas::LayerIter::paint() const { |
| 2948 | const SkPaint* paint = fImpl->getPaint(); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2949 | if (nullptr == paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2950 | paint = &fDefaultPaint; |
| 2951 | } |
| 2952 | return *paint; |
| 2953 | } |
| 2954 | |
| 2955 | const SkRegion& SkCanvas::LayerIter::clip() const { return fImpl->getClip(); } |
| 2956 | int SkCanvas::LayerIter::x() const { return fImpl->getX(); } |
| 2957 | int SkCanvas::LayerIter::y() const { return fImpl->getY(); } |
justinlin@google.com | 20a550c | 2012-07-27 17:37:12 +0000 | [diff] [blame] | 2958 | |
| 2959 | /////////////////////////////////////////////////////////////////////////////// |
| 2960 | |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 2961 | SkCanvasClipVisitor::~SkCanvasClipVisitor() { } |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 2962 | |
| 2963 | /////////////////////////////////////////////////////////////////////////////// |
| 2964 | |
| 2965 | static bool supported_for_raster_canvas(const SkImageInfo& info) { |
| 2966 | switch (info.alphaType()) { |
| 2967 | case kPremul_SkAlphaType: |
| 2968 | case kOpaque_SkAlphaType: |
| 2969 | break; |
| 2970 | default: |
| 2971 | return false; |
| 2972 | } |
| 2973 | |
| 2974 | switch (info.colorType()) { |
| 2975 | case kAlpha_8_SkColorType: |
| 2976 | case kRGB_565_SkColorType: |
commit-bot@chromium.org | 28fcae2 | 2014-04-11 17:15:40 +0000 | [diff] [blame] | 2977 | case kN32_SkColorType: |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 2978 | break; |
| 2979 | default: |
| 2980 | return false; |
| 2981 | } |
| 2982 | |
| 2983 | return true; |
| 2984 | } |
| 2985 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2986 | SkCanvas* SkCanvas::NewRasterDirect(const SkImageInfo& info, void* pixels, size_t rowBytes) { |
| 2987 | if (!supported_for_raster_canvas(info)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2988 | return nullptr; |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2989 | } |
skia.committer@gmail.com | eb849e5 | 2014-03-17 03:02:17 +0000 | [diff] [blame] | 2990 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2991 | SkBitmap bitmap; |
| 2992 | if (!bitmap.installPixels(info, pixels, rowBytes)) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 2993 | return nullptr; |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2994 | } |
halcanary | 385fe4d | 2015-08-26 13:07:48 -0700 | [diff] [blame] | 2995 | return new SkCanvas(bitmap); |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2996 | } |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2997 | |
| 2998 | /////////////////////////////////////////////////////////////////////////////// |
| 2999 | |
| 3000 | SkAutoCanvasMatrixPaint::SkAutoCanvasMatrixPaint(SkCanvas* canvas, const SkMatrix* matrix, |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3001 | const SkPaint* paint, const SkRect& bounds) |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3002 | : fCanvas(canvas) |
| 3003 | , fSaveCount(canvas->getSaveCount()) |
| 3004 | { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3005 | if (paint) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3006 | SkRect newBounds = bounds; |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3007 | if (matrix) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3008 | matrix->mapRect(&newBounds); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3009 | } |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 3010 | canvas->saveLayer(&newBounds, paint); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3011 | } else if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3012 | canvas->save(); |
| 3013 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 3014 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 3015 | if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 3016 | canvas->concat(*matrix); |
| 3017 | } |
| 3018 | } |
| 3019 | |
| 3020 | SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { |
| 3021 | fCanvas->restoreToCount(fSaveCount); |
| 3022 | } |