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 | |
| 8 | #include "SkCanvas.h" |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 9 | #include "SkCanvasPriv.h" |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 10 | #include "SkBitmapDevice.h" |
senorblanco@chromium.org | 9c39744 | 2012-09-27 21:57:45 +0000 | [diff] [blame] | 11 | #include "SkDeviceImageFilterProxy.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 12 | #include "SkDraw.h" |
reed | 3cb3840 | 2015-02-06 08:36:15 -0800 | [diff] [blame^] | 13 | #include "SkDrawable.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 14 | #include "SkDrawFilter.h" |
| 15 | #include "SkDrawLooper.h" |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 16 | #include "SkImage.h" |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 17 | #include "SkMetaData.h" |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 18 | #include "SkPathOps.h" |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 19 | #include "SkPatchUtils.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 20 | #include "SkPicture.h" |
reed@google.com | 0017708 | 2011-10-12 14:34:30 +0000 | [diff] [blame] | 21 | #include "SkRasterClip.h" |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 22 | #include "SkReadPixelsRec.h" |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 23 | #include "SkRRect.h" |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 24 | #include "SkSmallAllocator.h" |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 25 | #include "SkSurface_Base.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 26 | #include "SkTemplates.h" |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 27 | #include "SkTextBlob.h" |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 28 | #include "SkTextFormatParams.h" |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 29 | #include "SkTLazy.h" |
danakj | 8f757f5 | 2014-11-04 11:48:43 -0800 | [diff] [blame] | 30 | #include "SkTraceEvent.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 31 | #include "SkUtils.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 32 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 33 | #if SK_SUPPORT_GPU |
| 34 | #include "GrRenderTarget.h" |
| 35 | #endif |
| 36 | |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 37 | static bool gIgnoreSaveLayerBounds; |
| 38 | void SkCanvas::Internal_Private_SetIgnoreSaveLayerBounds(bool ignore) { |
| 39 | gIgnoreSaveLayerBounds = ignore; |
| 40 | } |
| 41 | bool SkCanvas::Internal_Private_GetIgnoreSaveLayerBounds() { |
| 42 | return gIgnoreSaveLayerBounds; |
| 43 | } |
| 44 | |
reed | 0acf1b4 | 2014-12-22 16:12:38 -0800 | [diff] [blame] | 45 | static bool gTreatSpriteAsBitmap; |
| 46 | void SkCanvas::Internal_Private_SetTreatSpriteAsBitmap(bool spriteAsBitmap) { |
| 47 | gTreatSpriteAsBitmap = spriteAsBitmap; |
| 48 | } |
| 49 | bool SkCanvas::Internal_Private_GetTreatSpriteAsBitmap() { |
| 50 | return gTreatSpriteAsBitmap; |
| 51 | } |
| 52 | |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 53 | // experimental for faster tiled drawing... |
| 54 | //#define SK_ENABLE_CLIP_QUICKREJECT |
robertphillips@google.com | 15e9d3e | 2012-06-21 20:25:03 +0000 | [diff] [blame] | 55 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 56 | //#define SK_TRACE_SAVERESTORE |
| 57 | |
| 58 | #ifdef SK_TRACE_SAVERESTORE |
| 59 | static int gLayerCounter; |
| 60 | static void inc_layer() { ++gLayerCounter; printf("----- inc layer %d\n", gLayerCounter); } |
| 61 | static void dec_layer() { --gLayerCounter; printf("----- dec layer %d\n", gLayerCounter); } |
| 62 | |
| 63 | static int gRecCounter; |
| 64 | static void inc_rec() { ++gRecCounter; printf("----- inc rec %d\n", gRecCounter); } |
| 65 | static void dec_rec() { --gRecCounter; printf("----- dec rec %d\n", gRecCounter); } |
| 66 | |
| 67 | static int gCanvasCounter; |
| 68 | static void inc_canvas() { ++gCanvasCounter; printf("----- inc canvas %d\n", gCanvasCounter); } |
| 69 | static void dec_canvas() { --gCanvasCounter; printf("----- dec canvas %d\n", gCanvasCounter); } |
| 70 | #else |
| 71 | #define inc_layer() |
| 72 | #define dec_layer() |
| 73 | #define inc_rec() |
| 74 | #define dec_rec() |
| 75 | #define inc_canvas() |
| 76 | #define dec_canvas() |
| 77 | #endif |
| 78 | |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 79 | typedef SkTLazy<SkPaint> SkLazyPaint; |
| 80 | |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 81 | void SkCanvas::predrawNotify() { |
| 82 | if (fSurfaceBase) { |
commit-bot@chromium.org | c4c9870 | 2013-04-22 14:28:01 +0000 | [diff] [blame] | 83 | fSurfaceBase->aboutToDraw(SkSurface::kRetain_ContentChangeMode); |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 84 | } |
| 85 | } |
| 86 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 87 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 88 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 89 | static uint32_t filter_paint_flags(const SkSurfaceProps& props, uint32_t flags) { |
| 90 | const uint32_t propFlags = props.flags(); |
| 91 | if (propFlags & SkSurfaceProps::kDisallowDither_Flag) { |
| 92 | flags &= ~SkPaint::kDither_Flag; |
| 93 | } |
| 94 | if (propFlags & SkSurfaceProps::kDisallowAntiAlias_Flag) { |
| 95 | flags &= ~SkPaint::kAntiAlias_Flag; |
| 96 | } |
| 97 | return flags; |
| 98 | } |
| 99 | |
| 100 | /////////////////////////////////////////////////////////////////////////////// |
| 101 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 102 | /* 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] | 103 | The clip/matrix/proc are fields that reflect the top of the save/restore |
| 104 | stack. Whenever the canvas changes, it marks a dirty flag, and then before |
| 105 | these are used (assuming we're not on a layer) we rebuild these cache |
| 106 | values: they reflect the top of the save stack, but translated and clipped |
| 107 | by the device's XY offset and bitmap-bounds. |
| 108 | */ |
| 109 | struct DeviceCM { |
| 110 | DeviceCM* fNext; |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 111 | SkBaseDevice* fDevice; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 112 | SkRasterClip fClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 113 | const SkMatrix* fMatrix; |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 114 | SkPaint* fPaint; // may be null (in the future) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 115 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 116 | DeviceCM(SkBaseDevice* device, int x, int y, const SkPaint* paint, SkCanvas* canvas, |
| 117 | bool conservativeRasterClip) |
| 118 | : fNext(NULL) |
| 119 | , fClip(conservativeRasterClip) |
| 120 | { |
| 121 | if (NULL != device) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 122 | device->ref(); |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 123 | device->onAttachToCanvas(canvas); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 124 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 125 | fDevice = device; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 126 | fPaint = paint ? SkNEW_ARGS(SkPaint, (*paint)) : NULL; |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 127 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 128 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 129 | ~DeviceCM() { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 130 | if (fDevice) { |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 131 | fDevice->onDetachFromCanvas(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 132 | fDevice->unref(); |
| 133 | } |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 134 | SkDELETE(fPaint); |
| 135 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 136 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 137 | void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, |
| 138 | const SkClipStack& clipStack, SkRasterClip* updateClip) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 139 | int x = fDevice->getOrigin().x(); |
| 140 | int y = fDevice->getOrigin().y(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 141 | int width = fDevice->width(); |
| 142 | int height = fDevice->height(); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 143 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 144 | if ((x | y) == 0) { |
| 145 | fMatrix = &totalMatrix; |
| 146 | fClip = totalClip; |
| 147 | } else { |
| 148 | fMatrixStorage = totalMatrix; |
| 149 | fMatrixStorage.postTranslate(SkIntToScalar(-x), |
| 150 | SkIntToScalar(-y)); |
| 151 | fMatrix = &fMatrixStorage; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 152 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 153 | totalClip.translate(-x, -y, &fClip); |
| 154 | } |
| 155 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 156 | fClip.op(SkIRect::MakeWH(width, height), SkRegion::kIntersect_Op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 157 | |
| 158 | // intersect clip, but don't translate it (yet) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 159 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 160 | if (updateClip) { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 161 | updateClip->op(SkIRect::MakeXYWH(x, y, width, height), |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 162 | SkRegion::kDifference_Op); |
| 163 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 164 | |
robertphillips@google.com | 3fffb2e | 2012-10-09 22:30:18 +0000 | [diff] [blame] | 165 | fDevice->setMatrixClip(*fMatrix, fClip.forceGetBW(), clipStack); |
| 166 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 167 | #ifdef SK_DEBUG |
| 168 | if (!fClip.isEmpty()) { |
| 169 | SkIRect deviceR; |
| 170 | deviceR.set(0, 0, width, height); |
| 171 | SkASSERT(deviceR.contains(fClip.getBounds())); |
| 172 | } |
| 173 | #endif |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 174 | } |
| 175 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 176 | private: |
bsalomon@google.com | 0e354aa | 2012-10-08 20:44:25 +0000 | [diff] [blame] | 177 | SkMatrix fMatrixStorage; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 178 | }; |
| 179 | |
| 180 | /* This is the record we keep for each save/restore level in the stack. |
| 181 | Since a level optionally copies the matrix and/or stack, we have pointers |
| 182 | for these fields. If the value is copied for this level, the copy is |
| 183 | stored in the ...Storage field, and the pointer points to that. If the |
| 184 | value is not copied for this level, we ignore ...Storage, and just point |
| 185 | at the corresponding value in the previous level in the stack. |
| 186 | */ |
| 187 | class SkCanvas::MCRec { |
| 188 | public: |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 189 | SkDrawFilter* fFilter; // the current filter (or null) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 190 | DeviceCM* fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 191 | /* If there are any layers in the stack, this points to the top-most |
| 192 | one that is at or below this level in the stack (so we know what |
| 193 | bitmap/device to draw into from this level. This value is NOT |
| 194 | reference counted, since the real owner is either our fLayer field, |
| 195 | or a previous one in a lower level.) |
| 196 | */ |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 197 | DeviceCM* fTopLayer; |
| 198 | SkRasterClip fRasterClip; |
| 199 | SkMatrix fMatrix; |
| 200 | int fDeferredSaveCount; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 201 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 202 | MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 203 | fFilter = NULL; |
| 204 | fLayer = NULL; |
| 205 | fTopLayer = NULL; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 206 | fMatrix.reset(); |
| 207 | fDeferredSaveCount = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 208 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 209 | // don't bother initializing fNext |
| 210 | inc_rec(); |
| 211 | } |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 212 | MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip), fMatrix(prev.fMatrix) { |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 213 | fFilter = SkSafeRef(prev.fFilter); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 214 | fLayer = NULL; |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 215 | fTopLayer = prev.fTopLayer; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 216 | fDeferredSaveCount = 0; |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 217 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 218 | // don't bother initializing fNext |
| 219 | inc_rec(); |
| 220 | } |
| 221 | ~MCRec() { |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 222 | SkSafeUnref(fFilter); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 223 | SkDELETE(fLayer); |
| 224 | dec_rec(); |
| 225 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 226 | }; |
| 227 | |
| 228 | class SkDrawIter : public SkDraw { |
| 229 | public: |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 230 | SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 231 | canvas = canvas->canvasForDrawIter(); |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 232 | fCanvas = canvas; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 233 | canvas->updateDeviceCMCache(); |
| 234 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 235 | fClipStack = canvas->fClipStack.get(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 236 | fCurrLayer = canvas->fMCRec->fTopLayer; |
tomhudson@google.com | 8a0b029 | 2011-09-13 14:41:06 +0000 | [diff] [blame] | 237 | fSkipEmptyClips = skipEmptyClips; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 238 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 239 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 240 | bool next() { |
| 241 | // skip over recs with empty clips |
| 242 | if (fSkipEmptyClips) { |
| 243 | while (fCurrLayer && fCurrLayer->fClip.isEmpty()) { |
| 244 | fCurrLayer = fCurrLayer->fNext; |
| 245 | } |
| 246 | } |
| 247 | |
reed@google.com | f68c5e2 | 2012-02-24 16:38:58 +0000 | [diff] [blame] | 248 | const DeviceCM* rec = fCurrLayer; |
| 249 | if (rec && rec->fDevice) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 250 | |
| 251 | fMatrix = rec->fMatrix; |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 252 | fClip = &((SkRasterClip*)&rec->fClip)->forceGetBW(); |
| 253 | fRC = &rec->fClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 254 | fDevice = rec->fDevice; |
| 255 | fBitmap = &fDevice->accessBitmap(true); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 256 | fPaint = rec->fPaint; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 257 | SkDEBUGCODE(this->validate();) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 258 | |
| 259 | fCurrLayer = rec->fNext; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 260 | // fCurrLayer may be NULL now |
reed@android.com | 199f108 | 2009-06-10 02:12:47 +0000 | [diff] [blame] | 261 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 262 | return true; |
| 263 | } |
| 264 | return false; |
| 265 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 266 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 267 | SkBaseDevice* getDevice() const { return fDevice; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 268 | int getX() const { return fDevice->getOrigin().x(); } |
| 269 | int getY() const { return fDevice->getOrigin().y(); } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 270 | const SkMatrix& getMatrix() const { return *fMatrix; } |
| 271 | const SkRegion& getClip() const { return *fClip; } |
| 272 | const SkPaint* getPaint() const { return fPaint; } |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 273 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 274 | private: |
| 275 | SkCanvas* fCanvas; |
| 276 | const DeviceCM* fCurrLayer; |
| 277 | const SkPaint* fPaint; // May be null. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 278 | SkBool8 fSkipEmptyClips; |
| 279 | |
| 280 | typedef SkDraw INHERITED; |
| 281 | }; |
| 282 | |
| 283 | ///////////////////////////////////////////////////////////////////////////// |
| 284 | |
| 285 | class AutoDrawLooper { |
| 286 | public: |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 287 | AutoDrawLooper(SkCanvas* canvas, const SkSurfaceProps& props, const SkPaint& paint, |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 288 | bool skipLayerForImageFilter = false, |
| 289 | const SkRect* bounds = NULL) : fOrigPaint(paint) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 290 | fCanvas = canvas; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 291 | fFilter = canvas->getDrawFilter(); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 292 | fPaint = &fOrigPaint; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 293 | fSaveCount = canvas->getSaveCount(); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 294 | fDoClearImageFilter = false; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 295 | fDone = false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 296 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 297 | if (!skipLayerForImageFilter && fOrigPaint.getImageFilter()) { |
| 298 | SkPaint tmp; |
| 299 | tmp.setImageFilter(fOrigPaint.getImageFilter()); |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 300 | (void)canvas->internalSaveLayer(bounds, &tmp, SkCanvas::kARGB_ClipLayer_SaveFlag, |
| 301 | true, SkCanvas::kFullLayer_SaveLayerStrategy); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 302 | // we'll clear the imageFilter for the actual draws in next(), so |
| 303 | // it will only be applied during the restore(). |
| 304 | fDoClearImageFilter = true; |
| 305 | } |
| 306 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 307 | if (SkDrawLooper* looper = paint.getLooper()) { |
| 308 | void* buffer = fLooperContextAllocator.reserveT<SkDrawLooper::Context>( |
| 309 | looper->contextSize()); |
| 310 | fLooperContext = looper->createContext(canvas, buffer); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 311 | fIsSimple = false; |
| 312 | } else { |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 313 | fLooperContext = NULL; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 314 | // can we be marked as simple? |
| 315 | fIsSimple = !fFilter && !fDoClearImageFilter; |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 316 | } |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 317 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 318 | uint32_t oldFlags = paint.getFlags(); |
| 319 | fNewPaintFlags = filter_paint_flags(props, oldFlags); |
| 320 | if (fIsSimple && (fNewPaintFlags != oldFlags)) { |
| 321 | SkPaint* paint = fLazyPaint.set(fOrigPaint); |
| 322 | paint->setFlags(fNewPaintFlags); |
| 323 | fPaint = paint; |
| 324 | // if we're not simple, doNext() will take care of calling setFlags() |
| 325 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 326 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 327 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 328 | ~AutoDrawLooper() { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 329 | if (fDoClearImageFilter) { |
| 330 | fCanvas->internalRestore(); |
| 331 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 332 | SkASSERT(fCanvas->getSaveCount() == fSaveCount); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 333 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 334 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 335 | const SkPaint& paint() const { |
| 336 | SkASSERT(fPaint); |
| 337 | return *fPaint; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 338 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 339 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 340 | bool next(SkDrawFilter::Type drawType) { |
| 341 | if (fDone) { |
| 342 | return false; |
| 343 | } else if (fIsSimple) { |
| 344 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 345 | return !fPaint->nothingToDraw(); |
| 346 | } else { |
| 347 | return this->doNext(drawType); |
| 348 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 349 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 350 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 351 | private: |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 352 | SkLazyPaint fLazyPaint; |
| 353 | SkCanvas* fCanvas; |
| 354 | const SkPaint& fOrigPaint; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 355 | SkDrawFilter* fFilter; |
| 356 | const SkPaint* fPaint; |
| 357 | int fSaveCount; |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 358 | uint32_t fNewPaintFlags; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 359 | bool fDoClearImageFilter; |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 360 | bool fDone; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 361 | bool fIsSimple; |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 362 | SkDrawLooper::Context* fLooperContext; |
| 363 | SkSmallAllocator<1, 32> fLooperContextAllocator; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 364 | |
| 365 | bool doNext(SkDrawFilter::Type drawType); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 366 | }; |
| 367 | |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 368 | bool AutoDrawLooper::doNext(SkDrawFilter::Type drawType) { |
reed@google.com | 632e1a2 | 2011-10-06 12:37:00 +0000 | [diff] [blame] | 369 | fPaint = NULL; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 370 | SkASSERT(!fIsSimple); |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 371 | SkASSERT(fLooperContext || fFilter || fDoClearImageFilter); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 372 | |
| 373 | SkPaint* paint = fLazyPaint.set(fOrigPaint); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 374 | paint->setFlags(fNewPaintFlags); |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 375 | |
| 376 | if (fDoClearImageFilter) { |
| 377 | paint->setImageFilter(NULL); |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 378 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 379 | |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 380 | if (fLooperContext && !fLooperContext->next(fCanvas, paint)) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 381 | fDone = true; |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 382 | return false; |
| 383 | } |
| 384 | if (fFilter) { |
reed@google.com | 971aca7 | 2012-11-26 20:26:54 +0000 | [diff] [blame] | 385 | if (!fFilter->filter(paint, drawType)) { |
| 386 | fDone = true; |
| 387 | return false; |
| 388 | } |
commit-bot@chromium.org | 79fbb40 | 2014-03-12 09:42:01 +0000 | [diff] [blame] | 389 | if (NULL == fLooperContext) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 390 | // no looper means we only draw once |
| 391 | fDone = true; |
| 392 | } |
| 393 | } |
| 394 | fPaint = paint; |
| 395 | |
| 396 | // 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] | 397 | if (!fLooperContext && !fFilter) { |
reed@google.com | 129ec22 | 2012-05-15 13:24:09 +0000 | [diff] [blame] | 398 | fDone = true; |
reed@google.com | 632e1a2 | 2011-10-06 12:37:00 +0000 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | // call this after any possible paint modifiers |
| 402 | if (fPaint->nothingToDraw()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 403 | fPaint = NULL; |
| 404 | return false; |
| 405 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 406 | return true; |
| 407 | } |
| 408 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 409 | ////////// macros to place around the internal draw calls ////////////////// |
| 410 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 411 | #define LOOPER_BEGIN_DRAWDEVICE(paint, type) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 412 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 413 | AutoDrawLooper looper(this, fProps, paint, true); \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 414 | while (looper.next(type)) { \ |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 415 | SkDrawIter iter(this); |
| 416 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 417 | #define LOOPER_BEGIN(paint, type, bounds) \ |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 418 | this->predrawNotify(); \ |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 419 | AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 420 | while (looper.next(type)) { \ |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 421 | SkDrawIter iter(this); |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 422 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 423 | #define LOOPER_END } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 424 | |
| 425 | //////////////////////////////////////////////////////////////////////////// |
| 426 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 427 | SkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { |
| 428 | fConservativeRasterClip = SkToBool(flags & kConservativeRasterClip_InitFlag); |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 429 | fCachedLocalClipBounds.setEmpty(); |
| 430 | fCachedLocalClipBoundsDirty = true; |
caryclark@google.com | 8f0a7b8 | 2012-11-07 14:54:49 +0000 | [diff] [blame] | 431 | fAllowSoftClip = true; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 432 | fAllowSimplifyClip = false; |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 433 | fDeviceCMDirty = true; |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 434 | fSaveCount = 1; |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 435 | fMetaData = NULL; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 436 | |
| 437 | fMCRec = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 438 | new (fMCRec) MCRec(fConservativeRasterClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 439 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 440 | fMCRec->fLayer = SkNEW_ARGS(DeviceCM, (NULL, 0, 0, NULL, NULL, fConservativeRasterClip)); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 441 | fMCRec->fTopLayer = fMCRec->fLayer; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 442 | |
reed@google.com | 97af1a6 | 2012-08-28 12:19:02 +0000 | [diff] [blame] | 443 | fSurfaceBase = NULL; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 444 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 445 | fClipStack.reset(SkNEW(SkClipStack)); |
| 446 | |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 447 | if (device) { |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 448 | device->initForRootLayer(fProps.pixelGeometry()); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 449 | if (device->forceConservativeRasterClip()) { |
| 450 | fConservativeRasterClip = true; |
| 451 | } |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 452 | device->onAttachToCanvas(this); |
| 453 | fMCRec->fLayer->fDevice = SkRef(device); |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 454 | fMCRec->fRasterClip.setRect(device->getGlobalBounds()); |
reed | f92c866 | 2014-08-18 08:02:43 -0700 | [diff] [blame] | 455 | } |
| 456 | return device; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 457 | } |
| 458 | |
reed@google.com | cde9211 | 2011-07-06 20:00:52 +0000 | [diff] [blame] | 459 | SkCanvas::SkCanvas() |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 460 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 461 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 462 | { |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 463 | inc_canvas(); |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 464 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 465 | this->init(NULL, kDefault_InitFlags); |
vandebo@chromium.org | 8d84fac | 2010-10-13 22:13:05 +0000 | [diff] [blame] | 466 | } |
| 467 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 468 | static SkBitmap make_nopixels(int width, int height) { |
| 469 | SkBitmap bitmap; |
| 470 | bitmap.setInfo(SkImageInfo::MakeUnknown(width, height)); |
| 471 | return bitmap; |
| 472 | } |
| 473 | |
| 474 | class SkNoPixelsBitmapDevice : public SkBitmapDevice { |
| 475 | public: |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 476 | SkNoPixelsBitmapDevice(const SkIRect& bounds) |
| 477 | : INHERITED(make_nopixels(bounds.width(), bounds.height())) |
| 478 | { |
| 479 | this->setOrigin(bounds.x(), bounds.y()); |
| 480 | } |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 481 | |
| 482 | private: |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 483 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 484 | typedef SkBitmapDevice INHERITED; |
| 485 | }; |
| 486 | |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 487 | SkCanvas::SkCanvas(int width, int height, const SkSurfaceProps* props) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 488 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 96a857e | 2015-01-25 10:33:58 -0800 | [diff] [blame] | 489 | , fProps(SkSurfacePropsCopyOrDefault(props)) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 490 | { |
| 491 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 492 | |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 493 | this->init(SkNEW_ARGS(SkNoPixelsBitmapDevice, |
| 494 | (SkIRect::MakeWH(width, height))), kDefault_InitFlags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 495 | } |
skia.committer@gmail.com | ba12448 | 2014-02-01 03:01:57 +0000 | [diff] [blame] | 496 | |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 497 | SkCanvas::SkCanvas(const SkIRect& bounds, InitFlags flags) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 498 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 499 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 500 | { |
| 501 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 502 | |
reed | 78e2768 | 2014-11-19 08:04:34 -0800 | [diff] [blame] | 503 | this->init(SkNEW_ARGS(SkNoPixelsBitmapDevice, (bounds)), flags)->unref(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 504 | } |
| 505 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 506 | SkCanvas::SkCanvas(SkBaseDevice* device, const SkSurfaceProps* props, InitFlags flags) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 507 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 508 | , fProps(SkSurfacePropsCopyOrDefault(props)) |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 509 | { |
| 510 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 511 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 512 | this->init(device, flags); |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 513 | } |
| 514 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 515 | SkCanvas::SkCanvas(SkBaseDevice* device) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 516 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 517 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
commit-bot@chromium.org | e254310 | 2014-01-31 19:42:58 +0000 | [diff] [blame] | 518 | { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 519 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 520 | |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 521 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 522 | } |
| 523 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 524 | SkCanvas::SkCanvas(const SkBitmap& bitmap, const SkSurfaceProps& props) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 525 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 526 | , fProps(props) |
reed | 3716fd0 | 2014-09-21 09:39:55 -0700 | [diff] [blame] | 527 | { |
| 528 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 529 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 530 | SkAutoTUnref<SkBaseDevice> device(SkNEW_ARGS(SkBitmapDevice, (bitmap))); |
| 531 | this->init(device, kDefault_InitFlags); |
| 532 | } |
reed | 29c857d | 2014-09-21 10:25:07 -0700 | [diff] [blame] | 533 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 534 | SkCanvas::SkCanvas(const SkBitmap& bitmap) |
| 535 | : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) |
| 536 | , fProps(SkSurfaceProps::kLegacyFontHost_InitType) |
| 537 | { |
| 538 | inc_canvas(); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 539 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 540 | SkAutoTUnref<SkBaseDevice> device(SkNEW_ARGS(SkBitmapDevice, (bitmap))); |
| 541 | this->init(device, kDefault_InitFlags); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | SkCanvas::~SkCanvas() { |
| 545 | // free up the contents of our deque |
| 546 | this->restoreToCount(1); // restore everything but the last |
reed@google.com | 7c20293 | 2011-12-14 18:48:05 +0000 | [diff] [blame] | 547 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 548 | this->internalRestore(); // restore the last, since we're going away |
| 549 | |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 550 | SkDELETE(fMetaData); |
vandebo@chromium.org | b70ae31 | 2010-10-15 18:58:19 +0000 | [diff] [blame] | 551 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 552 | dec_canvas(); |
| 553 | } |
| 554 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 555 | SkDrawFilter* SkCanvas::getDrawFilter() const { |
| 556 | return fMCRec->fFilter; |
| 557 | } |
| 558 | |
| 559 | SkDrawFilter* SkCanvas::setDrawFilter(SkDrawFilter* filter) { |
| 560 | SkRefCnt_SafeAssign(fMCRec->fFilter, filter); |
| 561 | return filter; |
| 562 | } |
| 563 | |
mike@reedtribe.org | 74bb77e | 2012-09-26 02:24:45 +0000 | [diff] [blame] | 564 | SkMetaData& SkCanvas::getMetaData() { |
| 565 | // metadata users are rare, so we lazily allocate it. If that changes we |
| 566 | // can decide to just make it a field in the device (rather than a ptr) |
| 567 | if (NULL == fMetaData) { |
| 568 | fMetaData = new SkMetaData; |
| 569 | } |
| 570 | return *fMetaData; |
| 571 | } |
| 572 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 573 | /////////////////////////////////////////////////////////////////////////////// |
| 574 | |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 575 | void SkCanvas::flush() { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 576 | SkBaseDevice* device = this->getDevice(); |
junov@chromium.org | bf6c1e4 | 2012-01-30 14:53:22 +0000 | [diff] [blame] | 577 | if (device) { |
| 578 | device->flush(); |
| 579 | } |
| 580 | } |
| 581 | |
bsalomon@google.com | 4ebe382 | 2014-02-26 20:22:32 +0000 | [diff] [blame] | 582 | SkISize SkCanvas::getTopLayerSize() const { |
| 583 | SkBaseDevice* d = this->getTopDevice(); |
| 584 | return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); |
| 585 | } |
| 586 | |
| 587 | SkIPoint SkCanvas::getTopLayerOrigin() const { |
| 588 | SkBaseDevice* d = this->getTopDevice(); |
| 589 | return d ? d->getOrigin() : SkIPoint::Make(0, 0); |
| 590 | } |
| 591 | |
| 592 | SkISize SkCanvas::getBaseLayerSize() const { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 593 | SkBaseDevice* d = this->getDevice(); |
reed@google.com | 210ce00 | 2011-11-01 14:24:23 +0000 | [diff] [blame] | 594 | return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); |
| 595 | } |
| 596 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 597 | SkBaseDevice* SkCanvas::getDevice() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 598 | // return root device |
robertphillips@google.com | c029062 | 2012-07-16 21:20:03 +0000 | [diff] [blame] | 599 | MCRec* rec = (MCRec*) fMCStack.front(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 600 | SkASSERT(rec && rec->fLayer); |
| 601 | return rec->fLayer->fDevice; |
| 602 | } |
| 603 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 604 | SkBaseDevice* SkCanvas::getTopDevice(bool updateMatrixClip) const { |
reed@google.com | 0b53d59 | 2012-03-19 18:26:34 +0000 | [diff] [blame] | 605 | if (updateMatrixClip) { |
| 606 | const_cast<SkCanvas*>(this)->updateDeviceCMCache(); |
| 607 | } |
reed@google.com | 9266fed | 2011-03-30 00:18:03 +0000 | [diff] [blame] | 608 | return fMCRec->fTopLayer->fDevice; |
| 609 | } |
| 610 | |
commit-bot@chromium.org | 403f8d7 | 2014-02-17 15:24:26 +0000 | [diff] [blame] | 611 | SkBaseDevice* SkCanvas::setRootDevice(SkBaseDevice* device) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 612 | // return root device |
reed@google.com | 4c09d5c | 2011-02-22 13:16:38 +0000 | [diff] [blame] | 613 | SkDeque::F2BIter iter(fMCStack); |
| 614 | MCRec* rec = (MCRec*)iter.next(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 615 | SkASSERT(rec && rec->fLayer); |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 616 | SkBaseDevice* rootDevice = rec->fLayer->fDevice; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 617 | |
| 618 | if (rootDevice == device) { |
| 619 | return device; |
| 620 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 621 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 622 | if (device) { |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 623 | device->onAttachToCanvas(this); |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 624 | device->initForRootLayer(fProps.pixelGeometry()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 625 | } |
| 626 | if (rootDevice) { |
robertphillips@google.com | 40a1ae4 | 2012-07-13 15:36:15 +0000 | [diff] [blame] | 627 | rootDevice->onDetachFromCanvas(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 628 | } |
| 629 | |
| 630 | SkRefCnt_SafeAssign(rec->fLayer->fDevice, device); |
| 631 | rootDevice = device; |
| 632 | |
| 633 | fDeviceCMDirty = true; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 634 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 635 | /* Now we update our initial region to have the bounds of the new device, |
| 636 | and then intersect all of the clips in our stack with these bounds, |
| 637 | to ensure that we can't draw outside of the device's bounds (and trash |
| 638 | memory). |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 639 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 640 | NOTE: this is only a partial-fix, since if the new device is larger than |
| 641 | the previous one, we don't know how to "enlarge" the clips in our stack, |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 642 | so drawing may be artificially restricted. Without keeping a history of |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 643 | all calls to canvas->clipRect() and canvas->clipPath(), we can't exactly |
| 644 | reconstruct the correct clips, so this approximation will have to do. |
| 645 | The caller really needs to restore() back to the base if they want to |
| 646 | accurately take advantage of the new device bounds. |
| 647 | */ |
| 648 | |
reed@google.com | 42aea28 | 2012-03-28 16:19:15 +0000 | [diff] [blame] | 649 | SkIRect bounds; |
| 650 | if (device) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 651 | bounds.set(0, 0, device->width(), device->height()); |
reed@google.com | 42aea28 | 2012-03-28 16:19:15 +0000 | [diff] [blame] | 652 | } else { |
| 653 | bounds.setEmpty(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 654 | } |
reed@google.com | 42aea28 | 2012-03-28 16:19:15 +0000 | [diff] [blame] | 655 | // now jam our 1st clip to be bounds, and intersect the rest with that |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 656 | rec->fRasterClip.setRect(bounds); |
reed@google.com | 42aea28 | 2012-03-28 16:19:15 +0000 | [diff] [blame] | 657 | while ((rec = (MCRec*)iter.next()) != NULL) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 658 | (void)rec->fRasterClip.op(bounds, SkRegion::kIntersect_Op); |
reed@google.com | 42aea28 | 2012-03-28 16:19:15 +0000 | [diff] [blame] | 659 | } |
| 660 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 661 | return device; |
| 662 | } |
| 663 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 664 | bool SkCanvas::readPixels(SkBitmap* bitmap, int x, int y) { |
| 665 | if (kUnknown_SkColorType == bitmap->colorType() || bitmap->getTexture()) { |
| 666 | return false; |
| 667 | } |
| 668 | |
| 669 | bool weAllocated = false; |
| 670 | if (NULL == bitmap->pixelRef()) { |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 671 | if (!bitmap->tryAllocPixels()) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 672 | return false; |
| 673 | } |
| 674 | weAllocated = true; |
| 675 | } |
| 676 | |
| 677 | SkBitmap bm(*bitmap); |
| 678 | bm.lockPixels(); |
| 679 | if (bm.getPixels() && this->readPixels(bm.info(), bm.getPixels(), bm.rowBytes(), x, y)) { |
| 680 | return true; |
| 681 | } |
| 682 | |
| 683 | if (weAllocated) { |
| 684 | bitmap->setPixelRef(NULL); |
| 685 | } |
| 686 | return false; |
| 687 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 688 | |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 689 | bool SkCanvas::readPixels(const SkIRect& srcRect, SkBitmap* bitmap) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 690 | SkIRect r = srcRect; |
| 691 | const SkISize size = this->getBaseLayerSize(); |
| 692 | if (!r.intersect(0, 0, size.width(), size.height())) { |
| 693 | bitmap->reset(); |
| 694 | return false; |
| 695 | } |
| 696 | |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 697 | if (!bitmap->tryAllocN32Pixels(r.width(), r.height())) { |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 698 | // bitmap will already be reset. |
| 699 | return false; |
| 700 | } |
| 701 | if (!this->readPixels(bitmap->info(), bitmap->getPixels(), bitmap->rowBytes(), r.x(), r.y())) { |
| 702 | bitmap->reset(); |
| 703 | return false; |
| 704 | } |
| 705 | return true; |
| 706 | } |
| 707 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 708 | 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] | 709 | SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 710 | if (!device) { |
| 711 | return false; |
| 712 | } |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 713 | const SkISize size = this->getBaseLayerSize(); |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 714 | |
reed | 96472de | 2014-12-10 09:53:42 -0800 | [diff] [blame] | 715 | SkReadPixelsRec rec(dstInfo, dstP, rowBytes, x, y); |
| 716 | if (!rec.trim(size.width(), size.height())) { |
bsalomon@google.com | daba14b | 2011-11-02 20:10:48 +0000 | [diff] [blame] | 717 | return false; |
bsalomon@google.com | c698097 | 2011-11-02 19:57:21 +0000 | [diff] [blame] | 718 | } |
skia.committer@gmail.com | db0c875 | 2014-03-18 03:02:11 +0000 | [diff] [blame] | 719 | |
commit-bot@chromium.org | a713f9c | 2014-03-17 21:31:26 +0000 | [diff] [blame] | 720 | // 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] | 721 | 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] | 722 | } |
| 723 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 724 | bool SkCanvas::writePixels(const SkBitmap& bitmap, int x, int y) { |
| 725 | if (bitmap.getTexture()) { |
| 726 | return false; |
| 727 | } |
| 728 | SkBitmap bm(bitmap); |
| 729 | bm.lockPixels(); |
| 730 | if (bm.getPixels()) { |
| 731 | return this->writePixels(bm.info(), bm.getPixels(), bm.rowBytes(), x, y); |
| 732 | } |
| 733 | return false; |
| 734 | } |
| 735 | |
| 736 | bool SkCanvas::writePixels(const SkImageInfo& origInfo, const void* pixels, size_t rowBytes, |
| 737 | int x, int y) { |
| 738 | switch (origInfo.colorType()) { |
| 739 | case kUnknown_SkColorType: |
| 740 | case kIndex_8_SkColorType: |
| 741 | return false; |
| 742 | default: |
| 743 | break; |
| 744 | } |
| 745 | if (NULL == pixels || rowBytes < origInfo.minRowBytes()) { |
| 746 | return false; |
| 747 | } |
| 748 | |
| 749 | const SkISize size = this->getBaseLayerSize(); |
| 750 | SkIRect target = SkIRect::MakeXYWH(x, y, origInfo.width(), origInfo.height()); |
| 751 | if (!target.intersect(0, 0, size.width(), size.height())) { |
| 752 | return false; |
| 753 | } |
| 754 | |
| 755 | SkBaseDevice* device = this->getDevice(); |
| 756 | if (!device) { |
| 757 | return false; |
| 758 | } |
| 759 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 760 | // the intersect may have shrunk info's logical size |
reed | e5ea500 | 2014-09-03 11:54:58 -0700 | [diff] [blame] | 761 | const SkImageInfo info = origInfo.makeWH(target.width(), target.height()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 762 | |
| 763 | // if x or y are negative, then we have to adjust pixels |
| 764 | if (x > 0) { |
| 765 | x = 0; |
| 766 | } |
| 767 | if (y > 0) { |
| 768 | y = 0; |
| 769 | } |
| 770 | // here x,y are either 0 or negative |
| 771 | pixels = ((const char*)pixels - y * rowBytes - x * info.bytesPerPixel()); |
| 772 | |
reed | 4af35f3 | 2014-06-27 17:47:49 -0700 | [diff] [blame] | 773 | // Tell our owning surface to bump its generation ID |
| 774 | this->predrawNotify(); |
| 775 | |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 776 | // 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] | 777 | return device->writePixels(info, pixels, rowBytes, target.x(), target.y()); |
commit-bot@chromium.org | 4cd9e21 | 2014-03-07 03:25:16 +0000 | [diff] [blame] | 778 | } |
reed@google.com | 51df9e3 | 2010-12-23 19:29:18 +0000 | [diff] [blame] | 779 | |
junov@google.com | 4370aed | 2012-01-18 16:21:08 +0000 | [diff] [blame] | 780 | SkCanvas* SkCanvas::canvasForDrawIter() { |
| 781 | return this; |
| 782 | } |
| 783 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 784 | ////////////////////////////////////////////////////////////////////////////// |
| 785 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 786 | void SkCanvas::updateDeviceCMCache() { |
| 787 | if (fDeviceCMDirty) { |
| 788 | const SkMatrix& totalMatrix = this->getTotalMatrix(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 789 | const SkRasterClip& totalClip = fMCRec->fRasterClip; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 790 | DeviceCM* layer = fMCRec->fTopLayer; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 791 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 792 | if (NULL == layer->fNext) { // only one layer |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 793 | layer->updateMC(totalMatrix, totalClip, *fClipStack, NULL); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 794 | } else { |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 795 | SkRasterClip clip(totalClip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 796 | do { |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 797 | layer->updateMC(totalMatrix, clip, *fClipStack, &clip); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 798 | } while ((layer = layer->fNext) != NULL); |
| 799 | } |
| 800 | fDeviceCMDirty = false; |
| 801 | } |
| 802 | } |
| 803 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 804 | /////////////////////////////////////////////////////////////////////////////// |
| 805 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 806 | void SkCanvas::checkForDeferredSave() { |
| 807 | if (fMCRec->fDeferredSaveCount > 0) { |
| 808 | fMCRec->fDeferredSaveCount -= 1; |
| 809 | this->doSave(); |
| 810 | } |
| 811 | } |
| 812 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 813 | int SkCanvas::getSaveCount() const { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 814 | #ifdef SK_DEBUG |
| 815 | int count = 0; |
| 816 | SkDeque::Iter iter(fMCStack, SkDeque::Iter::kFront_IterStart); |
| 817 | for (;;) { |
| 818 | const MCRec* rec = (const MCRec*)iter.next(); |
| 819 | if (!rec) { |
| 820 | break; |
| 821 | } |
| 822 | count += 1 + rec->fDeferredSaveCount; |
| 823 | } |
| 824 | SkASSERT(count == fSaveCount); |
| 825 | #endif |
| 826 | return fSaveCount; |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 827 | } |
| 828 | |
| 829 | int SkCanvas::save() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 830 | fSaveCount += 1; |
| 831 | fMCRec->fDeferredSaveCount += 1; |
| 832 | return this->getSaveCount() - 1; // return our prev value |
| 833 | } |
| 834 | |
| 835 | void SkCanvas::doSave() { |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 836 | this->willSave(); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 837 | this->internalSave(); |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 838 | } |
| 839 | |
| 840 | void SkCanvas::restore() { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 841 | if (fMCRec->fDeferredSaveCount > 0) { |
| 842 | SkASSERT(fSaveCount > 1); |
| 843 | fSaveCount -= 1; |
| 844 | fMCRec->fDeferredSaveCount -= 1; |
| 845 | } else { |
| 846 | // check for underflow |
| 847 | if (fMCStack.count() > 1) { |
| 848 | this->willRestore(); |
| 849 | SkASSERT(fSaveCount > 1); |
| 850 | fSaveCount -= 1; |
| 851 | this->internalRestore(); |
| 852 | this->didRestore(); |
| 853 | } |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 854 | } |
| 855 | } |
| 856 | |
| 857 | void SkCanvas::restoreToCount(int count) { |
| 858 | // sanity check |
| 859 | if (count < 1) { |
| 860 | count = 1; |
| 861 | } |
mtklein | f0f1411 | 2014-12-12 08:46:25 -0800 | [diff] [blame] | 862 | |
reed | f0090cb | 2014-11-26 08:55:51 -0800 | [diff] [blame] | 863 | int n = this->getSaveCount() - count; |
| 864 | for (int i = 0; i < n; ++i) { |
| 865 | this->restore(); |
| 866 | } |
| 867 | } |
| 868 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 869 | void SkCanvas::internalSave() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 870 | MCRec* newTop = (MCRec*)fMCStack.push_back(); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 871 | new (newTop) MCRec(*fMCRec); // balanced in restore() |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 872 | fMCRec = newTop; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 873 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 874 | fClipStack->save(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 875 | } |
| 876 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 877 | static bool bounds_affects_clip(SkCanvas::SaveFlags flags) { |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 878 | #ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 879 | return (flags & SkCanvas::kClipToLayer_SaveFlag) != 0; |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 880 | #else |
| 881 | return true; |
| 882 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 883 | } |
| 884 | |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 885 | bool SkCanvas::clipRectBounds(const SkRect* bounds, SaveFlags flags, |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 886 | SkIRect* intersection, const SkImageFilter* imageFilter) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 887 | SkIRect clipBounds; |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 888 | SkRegion::Op op = SkRegion::kIntersect_Op; |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 889 | if (!this->getClipDeviceBounds(&clipBounds)) { |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 890 | return false; |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 891 | } |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 892 | |
| 893 | if (imageFilter) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 894 | imageFilter->filterBounds(clipBounds, fMCRec->fMatrix, &clipBounds); |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 895 | // Filters may grow the bounds beyond the device bounds. |
| 896 | op = SkRegion::kReplace_Op; |
| 897 | } |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 898 | SkIRect ir; |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 899 | if (bounds) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 900 | SkRect r; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 901 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 902 | this->getTotalMatrix().mapRect(&r, *bounds); |
| 903 | r.roundOut(&ir); |
| 904 | // early exit if the layer's bounds are clipped out |
| 905 | if (!ir.intersect(clipBounds)) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 906 | if (bounds_affects_clip(flags)) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 907 | fMCRec->fRasterClip.setEmpty(); |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 908 | } |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 909 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 910 | } |
| 911 | } else { // no user bounds, so just use the clip |
| 912 | ir = clipBounds; |
| 913 | } |
| 914 | |
senorblanco@chromium.org | 89f077c | 2014-02-24 15:16:42 +0000 | [diff] [blame] | 915 | if (bounds_affects_clip(flags)) { |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 916 | fClipStack->clipDevRect(ir, op); |
senorblanco@chromium.org | 89f077c | 2014-02-24 15:16:42 +0000 | [diff] [blame] | 917 | // early exit if the clip is now empty |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 918 | if (!fMCRec->fRasterClip.op(ir, op)) { |
senorblanco@chromium.org | 89f077c | 2014-02-24 15:16:42 +0000 | [diff] [blame] | 919 | return false; |
| 920 | } |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 921 | } |
| 922 | |
| 923 | if (intersection) { |
| 924 | *intersection = ir; |
| 925 | } |
| 926 | return true; |
| 927 | } |
| 928 | |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 929 | int SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint) { |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 930 | if (gIgnoreSaveLayerBounds) { |
| 931 | bounds = NULL; |
| 932 | } |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 933 | SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 934 | fSaveCount += 1; |
| 935 | this->internalSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag, false, strategy); |
| 936 | return this->getSaveCount() - 1; |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 937 | } |
| 938 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 939 | int SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags) { |
reed | d990e2f | 2014-12-22 11:58:30 -0800 | [diff] [blame] | 940 | if (gIgnoreSaveLayerBounds) { |
| 941 | bounds = NULL; |
| 942 | } |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 943 | SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, flags); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 944 | fSaveCount += 1; |
| 945 | this->internalSaveLayer(bounds, paint, flags, false, strategy); |
| 946 | return this->getSaveCount() - 1; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 947 | } |
| 948 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 949 | void SkCanvas::internalSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags, |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 950 | bool justForImageFilter, SaveLayerStrategy strategy) { |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 951 | #ifndef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
commit-bot@chromium.org | 2a5cd60 | 2014-05-30 20:41:20 +0000 | [diff] [blame] | 952 | flags |= kClipToLayer_SaveFlag; |
reed@google.com | b93ba45 | 2014-03-10 19:47:58 +0000 | [diff] [blame] | 953 | #endif |
| 954 | |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 955 | // do this before we create the layer. We don't call the public save() since |
| 956 | // that would invoke a possibly overridden virtual |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 957 | this->internalSave(); |
junov@chromium.org | a907ac3 | 2012-02-24 21:54:07 +0000 | [diff] [blame] | 958 | |
| 959 | fDeviceCMDirty = true; |
| 960 | |
| 961 | SkIRect ir; |
senorblanco@chromium.org | c4b12f1 | 2014-02-05 17:51:22 +0000 | [diff] [blame] | 962 | if (!this->clipRectBounds(bounds, flags, &ir, paint ? paint->getImageFilter() : NULL)) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 963 | return; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 964 | } |
| 965 | |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 966 | // FIXME: do willSaveLayer() overriders returning kNoLayer_SaveLayerStrategy really care about |
| 967 | // the clipRectBounds() call above? |
| 968 | if (kNoLayer_SaveLayerStrategy == strategy) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 969 | return; |
commit-bot@chromium.org | e54a23f | 2014-03-12 20:21:48 +0000 | [diff] [blame] | 970 | } |
| 971 | |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 972 | // Kill the imagefilter if our device doesn't allow it |
| 973 | SkLazyPaint lazyP; |
| 974 | if (paint && paint->getImageFilter()) { |
| 975 | if (!this->getTopDevice()->allowImageFilter(paint->getImageFilter())) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 976 | if (justForImageFilter) { |
| 977 | // early exit if the layer was just for the imageFilter |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 978 | return; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 979 | } |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 980 | SkPaint* p = lazyP.set(*paint); |
| 981 | p->setImageFilter(NULL); |
| 982 | paint = p; |
| 983 | } |
| 984 | } |
| 985 | |
commit-bot@chromium.org | 15a1405 | 2014-02-16 00:59:25 +0000 | [diff] [blame] | 986 | bool isOpaque = !SkToBool(flags & kHasAlphaLayer_SaveFlag); |
| 987 | SkImageInfo info = SkImageInfo::MakeN32(ir.width(), ir.height(), |
| 988 | isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 989 | |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 990 | SkBaseDevice* device = this->getTopDevice(); |
| 991 | if (NULL == device) { |
| 992 | SkDebugf("Unable to find device for layer."); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 993 | return; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 994 | } |
reed | b2db898 | 2014-11-13 12:41:02 -0800 | [diff] [blame] | 995 | |
| 996 | SkBaseDevice::Usage usage = SkBaseDevice::kSaveLayer_Usage; |
| 997 | if (paint && paint->getImageFilter()) { |
| 998 | usage = SkBaseDevice::kImageFilter_Usage; |
| 999 | } |
| 1000 | device = device->onCreateCompatibleDevice(SkBaseDevice::CreateInfo(info, usage, |
| 1001 | fProps.pixelGeometry())); |
bungeman@google.com | e25c684 | 2011-08-17 14:53:54 +0000 | [diff] [blame] | 1002 | if (NULL == device) { |
| 1003 | SkDebugf("Unable to create device for layer."); |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1004 | return; |
bungeman@google.com | e25c684 | 2011-08-17 14:53:54 +0000 | [diff] [blame] | 1005 | } |
bsalomon@google.com | e97f085 | 2011-06-17 13:10:25 +0000 | [diff] [blame] | 1006 | |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 1007 | device->setOrigin(ir.fLeft, ir.fTop); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1008 | DeviceCM* layer = SkNEW_ARGS(DeviceCM, |
| 1009 | (device, ir.fLeft, ir.fTop, paint, this, fConservativeRasterClip)); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1010 | device->unref(); |
| 1011 | |
| 1012 | layer->fNext = fMCRec->fTopLayer; |
| 1013 | fMCRec->fLayer = layer; |
| 1014 | fMCRec->fTopLayer = layer; // this field is NOT an owner of layer |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1015 | } |
| 1016 | |
commit-bot@chromium.org | d70fa20 | 2014-04-24 21:51:58 +0000 | [diff] [blame] | 1017 | int SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha) { |
| 1018 | return this->saveLayerAlpha(bounds, alpha, kARGB_ClipLayer_SaveFlag); |
| 1019 | } |
| 1020 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1021 | int SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha, |
| 1022 | SaveFlags flags) { |
| 1023 | if (0xFF == alpha) { |
| 1024 | return this->saveLayer(bounds, NULL, flags); |
| 1025 | } else { |
| 1026 | SkPaint tmpPaint; |
| 1027 | tmpPaint.setAlpha(alpha); |
| 1028 | return this->saveLayer(bounds, &tmpPaint, flags); |
| 1029 | } |
| 1030 | } |
| 1031 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1032 | void SkCanvas::internalRestore() { |
| 1033 | SkASSERT(fMCStack.count() != 0); |
| 1034 | |
| 1035 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1036 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1037 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1038 | fClipStack->restore(); |
commit-bot@chromium.org | 6c15764 | 2013-08-16 00:53:34 +0000 | [diff] [blame] | 1039 | |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1040 | // reserve our layer (if any) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1041 | DeviceCM* layer = fMCRec->fLayer; // may be null |
| 1042 | // now detach it from fMCRec so we can pop(). Gets freed after its drawn |
| 1043 | fMCRec->fLayer = NULL; |
| 1044 | |
| 1045 | // now do the normal restore() |
| 1046 | fMCRec->~MCRec(); // balanced in save() |
| 1047 | fMCStack.pop_back(); |
| 1048 | fMCRec = (MCRec*)fMCStack.back(); |
| 1049 | |
| 1050 | /* Time to draw the layer's offscreen. We can't call the public drawSprite, |
| 1051 | since if we're being recorded, we don't want to record this (the |
| 1052 | recorder will have already recorded the restore). |
| 1053 | */ |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1054 | if (layer) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1055 | if (layer->fNext) { |
reed@google.com | 6f8f292 | 2011-03-04 22:27:10 +0000 | [diff] [blame] | 1056 | const SkIPoint& origin = layer->fDevice->getOrigin(); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1057 | this->internalDrawDevice(layer->fDevice, origin.x(), origin.y(), |
| 1058 | layer->fPaint); |
| 1059 | // reset this, since internalDrawDevice will have set it to true |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1060 | fDeviceCMDirty = true; |
| 1061 | } |
| 1062 | SkDELETE(layer); |
bungeman@google.com | 88edf1e | 2011-08-08 19:41:56 +0000 | [diff] [blame] | 1063 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1064 | } |
| 1065 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1066 | SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) { |
| 1067 | if (NULL == props) { |
| 1068 | props = &fProps; |
| 1069 | } |
| 1070 | return this->onNewSurface(info, *props); |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1071 | } |
| 1072 | |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1073 | SkSurface* SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) { |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1074 | SkBaseDevice* dev = this->getDevice(); |
reed | 4a8126e | 2014-09-22 07:29:03 -0700 | [diff] [blame] | 1075 | return dev ? dev->newSurface(info, props) : NULL; |
reed@google.com | 76f10a3 | 2014-02-05 15:32:21 +0000 | [diff] [blame] | 1076 | } |
| 1077 | |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1078 | SkImageInfo SkCanvas::imageInfo() const { |
| 1079 | SkBaseDevice* dev = this->getDevice(); |
| 1080 | if (dev) { |
| 1081 | return dev->imageInfo(); |
| 1082 | } else { |
reed@google.com | 900ecf2 | 2014-02-20 20:55:37 +0000 | [diff] [blame] | 1083 | return SkImageInfo::MakeUnknown(0, 0); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1084 | } |
| 1085 | } |
| 1086 | |
| 1087 | const void* SkCanvas::peekPixels(SkImageInfo* info, size_t* rowBytes) { |
| 1088 | return this->onPeekPixels(info, rowBytes); |
| 1089 | } |
| 1090 | |
| 1091 | const void* SkCanvas::onPeekPixels(SkImageInfo* info, size_t* rowBytes) { |
| 1092 | SkBaseDevice* dev = this->getDevice(); |
| 1093 | return dev ? dev->peekPixels(info, rowBytes) : NULL; |
| 1094 | } |
| 1095 | |
commit-bot@chromium.org | 6b4aaa7 | 2014-04-21 21:09:38 +0000 | [diff] [blame] | 1096 | void* SkCanvas::accessTopLayerPixels(SkImageInfo* info, size_t* rowBytes, SkIPoint* origin) { |
| 1097 | void* pixels = this->onAccessTopLayerPixels(info, rowBytes); |
| 1098 | if (pixels && origin) { |
| 1099 | *origin = this->getTopDevice(false)->getOrigin(); |
| 1100 | } |
| 1101 | return pixels; |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1102 | } |
| 1103 | |
| 1104 | void* SkCanvas::onAccessTopLayerPixels(SkImageInfo* info, size_t* rowBytes) { |
| 1105 | SkBaseDevice* dev = this->getTopDevice(); |
| 1106 | return dev ? dev->accessPixels(info, rowBytes) : NULL; |
| 1107 | } |
| 1108 | |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1109 | SkAutoROCanvasPixels::SkAutoROCanvasPixels(SkCanvas* canvas) { |
| 1110 | fAddr = canvas->peekPixels(&fInfo, &fRowBytes); |
| 1111 | if (NULL == fAddr) { |
| 1112 | fInfo = canvas->imageInfo(); |
reed | 8482504 | 2014-09-02 12:50:45 -0700 | [diff] [blame] | 1113 | if (kUnknown_SkColorType == fInfo.colorType() || !fBitmap.tryAllocPixels(fInfo)) { |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1114 | return; // failure, fAddr is NULL |
| 1115 | } |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1116 | if (!canvas->readPixels(&fBitmap, 0, 0)) { |
| 1117 | return; // failure, fAddr is NULL |
| 1118 | } |
| 1119 | fAddr = fBitmap.getPixels(); |
| 1120 | fRowBytes = fBitmap.rowBytes(); |
| 1121 | } |
| 1122 | SkASSERT(fAddr); // success |
| 1123 | } |
| 1124 | |
| 1125 | bool SkAutoROCanvasPixels::asROBitmap(SkBitmap* bitmap) const { |
| 1126 | if (fAddr) { |
commit-bot@chromium.org | 00f8d6c | 2014-05-29 15:57:20 +0000 | [diff] [blame] | 1127 | return bitmap->installPixels(fInfo, const_cast<void*>(fAddr), fRowBytes); |
commit-bot@chromium.org | c3bd8af | 2014-02-13 17:14:46 +0000 | [diff] [blame] | 1128 | } else { |
| 1129 | bitmap->reset(); |
| 1130 | return false; |
| 1131 | } |
| 1132 | } |
| 1133 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1134 | ///////////////////////////////////////////////////////////////////////////// |
robertphillips@google.com | 9bf380c | 2013-07-25 12:10:42 +0000 | [diff] [blame] | 1135 | void SkCanvas::internalDrawBitmap(const SkBitmap& bitmap, |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1136 | const SkMatrix& matrix, const SkPaint* paint) { |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1137 | if (bitmap.drawsNothing()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1138 | return; |
| 1139 | } |
| 1140 | |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 1141 | SkLazyPaint lazy; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1142 | if (NULL == paint) { |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 1143 | paint = lazy.init(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1144 | } |
robertphillips@google.com | 9bf380c | 2013-07-25 12:10:42 +0000 | [diff] [blame] | 1145 | |
| 1146 | SkDEBUGCODE(bitmap.validate();) |
robertphillips@google.com | 9bf380c | 2013-07-25 12:10:42 +0000 | [diff] [blame] | 1147 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1148 | SkRect storage; |
| 1149 | const SkRect* bounds = NULL; |
| 1150 | if (paint && paint->canComputeFastBounds()) { |
| 1151 | bitmap.getBounds(&storage); |
| 1152 | matrix.mapRect(&storage); |
| 1153 | bounds = &paint->computeFastBounds(storage, &storage); |
| 1154 | } |
| 1155 | |
| 1156 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, bounds) |
robertphillips@google.com | 9bf380c | 2013-07-25 12:10:42 +0000 | [diff] [blame] | 1157 | |
| 1158 | while (iter.next()) { |
| 1159 | iter.fDevice->drawBitmap(iter, bitmap, matrix, looper.paint()); |
| 1160 | } |
| 1161 | |
| 1162 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1163 | } |
| 1164 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1165 | void SkCanvas::internalDrawDevice(SkBaseDevice* srcDev, int x, int y, |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1166 | const SkPaint* paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1167 | SkPaint tmp; |
| 1168 | if (NULL == paint) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1169 | paint = &tmp; |
| 1170 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1171 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1172 | LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1173 | while (iter.next()) { |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1174 | SkBaseDevice* dstDev = iter.fDevice; |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1175 | paint = &looper.paint(); |
| 1176 | SkImageFilter* filter = paint->getImageFilter(); |
| 1177 | SkIPoint pos = { x - iter.getX(), y - iter.getY() }; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1178 | if (filter && !dstDev->canHandleImageFilter(filter)) { |
fmalita | 2d97bc1 | 2014-11-20 10:44:58 -0800 | [diff] [blame] | 1179 | SkDeviceImageFilterProxy proxy(dstDev, fProps); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1180 | SkBitmap dst; |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1181 | SkIPoint offset = SkIPoint::Make(0, 0); |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1182 | const SkBitmap& src = srcDev->accessBitmap(false); |
senorblanco@chromium.org | fbaea53 | 2013-08-27 21:37:01 +0000 | [diff] [blame] | 1183 | SkMatrix matrix = *iter.fMatrix; |
senorblanco@chromium.org | d5424a4 | 2014-04-02 19:20:05 +0000 | [diff] [blame] | 1184 | matrix.postTranslate(SkIntToScalar(-pos.x()), SkIntToScalar(-pos.y())); |
senorblanco@chromium.org | 4cb543d | 2014-03-14 15:44:01 +0000 | [diff] [blame] | 1185 | SkIRect clipBounds = SkIRect::MakeWH(srcDev->width(), srcDev->height()); |
senorblanco | be129b2 | 2014-08-08 07:14:35 -0700 | [diff] [blame] | 1186 | SkAutoTUnref<SkImageFilter::Cache> cache(dstDev->getImageFilterCache()); |
senorblanco | 55b6d8b | 2014-07-30 11:26:46 -0700 | [diff] [blame] | 1187 | SkImageFilter::Context ctx(matrix, clipBounds, cache.get()); |
senorblanco@chromium.org | 4cb543d | 2014-03-14 15:44:01 +0000 | [diff] [blame] | 1188 | if (filter->filterImage(&proxy, src, ctx, &dst, &offset)) { |
tomhudson@google.com | 5efe0cb | 2012-04-10 19:14:48 +0000 | [diff] [blame] | 1189 | SkPaint tmpUnfiltered(*paint); |
| 1190 | tmpUnfiltered.setImageFilter(NULL); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1191 | dstDev->drawSprite(iter, dst, pos.x() + offset.x(), pos.y() + offset.y(), |
| 1192 | tmpUnfiltered); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1193 | } |
| 1194 | } else { |
reed@google.com | b55deeb | 2012-01-06 14:43:09 +0000 | [diff] [blame] | 1195 | dstDev->drawDevice(iter, srcDev, pos.x(), pos.y(), *paint); |
reed@google.com | 76dd277 | 2012-01-05 21:15:07 +0000 | [diff] [blame] | 1196 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1197 | } |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1198 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1199 | } |
| 1200 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1201 | void SkCanvas::onDrawSprite(const SkBitmap& bitmap, int x, int y, const SkPaint* paint) { |
reed | 0acf1b4 | 2014-12-22 16:12:38 -0800 | [diff] [blame] | 1202 | if (gTreatSpriteAsBitmap) { |
| 1203 | this->save(); |
| 1204 | this->resetMatrix(); |
| 1205 | this->drawBitmap(bitmap, SkIntToScalar(x), SkIntToScalar(y), paint); |
| 1206 | this->restore(); |
| 1207 | return; |
| 1208 | } |
| 1209 | |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1210 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawSprite()"); |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1211 | if (bitmap.drawsNothing()) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1212 | return; |
| 1213 | } |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1214 | SkDEBUGCODE(bitmap.validate();) |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1215 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1216 | SkPaint tmp; |
| 1217 | if (NULL == paint) { |
| 1218 | paint = &tmp; |
| 1219 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1220 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1221 | LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1222 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1223 | while (iter.next()) { |
| 1224 | paint = &looper.paint(); |
| 1225 | SkImageFilter* filter = paint->getImageFilter(); |
| 1226 | SkIPoint pos = { x - iter.getX(), y - iter.getY() }; |
| 1227 | if (filter && !iter.fDevice->canHandleImageFilter(filter)) { |
fmalita | 2d97bc1 | 2014-11-20 10:44:58 -0800 | [diff] [blame] | 1228 | SkDeviceImageFilterProxy proxy(iter.fDevice, fProps); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1229 | SkBitmap dst; |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1230 | SkIPoint offset = SkIPoint::Make(0, 0); |
senorblanco@chromium.org | fbaea53 | 2013-08-27 21:37:01 +0000 | [diff] [blame] | 1231 | SkMatrix matrix = *iter.fMatrix; |
senorblanco@chromium.org | d5424a4 | 2014-04-02 19:20:05 +0000 | [diff] [blame] | 1232 | matrix.postTranslate(SkIntToScalar(-pos.x()), SkIntToScalar(-pos.y())); |
halcanary | f622a6c | 2014-10-24 12:54:53 -0700 | [diff] [blame] | 1233 | const SkIRect clipBounds = bitmap.bounds(); |
senorblanco | be129b2 | 2014-08-08 07:14:35 -0700 | [diff] [blame] | 1234 | SkAutoTUnref<SkImageFilter::Cache> cache(iter.fDevice->getImageFilterCache()); |
senorblanco | 55b6d8b | 2014-07-30 11:26:46 -0700 | [diff] [blame] | 1235 | SkImageFilter::Context ctx(matrix, clipBounds, cache.get()); |
senorblanco@chromium.org | 4cb543d | 2014-03-14 15:44:01 +0000 | [diff] [blame] | 1236 | if (filter->filterImage(&proxy, bitmap, ctx, &dst, &offset)) { |
tomhudson@google.com | 5efe0cb | 2012-04-10 19:14:48 +0000 | [diff] [blame] | 1237 | SkPaint tmpUnfiltered(*paint); |
| 1238 | tmpUnfiltered.setImageFilter(NULL); |
senorblanco@chromium.org | 6776b82 | 2014-01-03 21:48:22 +0000 | [diff] [blame] | 1239 | iter.fDevice->drawSprite(iter, dst, pos.x() + offset.x(), pos.y() + offset.y(), |
tomhudson@google.com | 5efe0cb | 2012-04-10 19:14:48 +0000 | [diff] [blame] | 1240 | tmpUnfiltered); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 1241 | } |
| 1242 | } else { |
| 1243 | iter.fDevice->drawSprite(iter, bitmap, pos.x(), pos.y(), *paint); |
| 1244 | } |
| 1245 | } |
| 1246 | LOOPER_END |
| 1247 | } |
| 1248 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1249 | ///////////////////////////////////////////////////////////////////////////// |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1250 | void SkCanvas::translate(SkScalar dx, SkScalar dy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1251 | SkMatrix m; |
| 1252 | m.setTranslate(dx, dy); |
| 1253 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1254 | } |
| 1255 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1256 | void SkCanvas::scale(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1257 | SkMatrix m; |
| 1258 | m.setScale(sx, sy); |
| 1259 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1260 | } |
| 1261 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1262 | void SkCanvas::rotate(SkScalar degrees) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1263 | SkMatrix m; |
| 1264 | m.setRotate(degrees); |
| 1265 | this->concat(m); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1266 | } |
| 1267 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1268 | void SkCanvas::skew(SkScalar sx, SkScalar sy) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1269 | SkMatrix m; |
| 1270 | m.setSkew(sx, sy); |
| 1271 | this->concat(m); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1272 | } |
| 1273 | |
commit-bot@chromium.org | 9236238 | 2014-03-18 12:51:48 +0000 | [diff] [blame] | 1274 | void SkCanvas::concat(const SkMatrix& matrix) { |
commit-bot@chromium.org | d9ea09e | 2014-03-25 17:32:26 +0000 | [diff] [blame] | 1275 | if (matrix.isIdentity()) { |
| 1276 | return; |
| 1277 | } |
| 1278 | |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1279 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1280 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1281 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1282 | fMCRec->fMatrix.preConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1283 | |
| 1284 | this->didConcat(matrix); |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1285 | } |
| 1286 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1287 | void SkCanvas::setMatrix(const SkMatrix& matrix) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1288 | this->checkForDeferredSave(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1289 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1290 | fCachedLocalClipBoundsDirty = true; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1291 | fMCRec->fMatrix = matrix; |
commit-bot@chromium.org | 44c48d0 | 2014-03-13 20:03:58 +0000 | [diff] [blame] | 1292 | this->didSetMatrix(matrix); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1293 | } |
| 1294 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1295 | void SkCanvas::resetMatrix() { |
| 1296 | SkMatrix matrix; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1297 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1298 | matrix.reset(); |
| 1299 | this->setMatrix(matrix); |
| 1300 | } |
| 1301 | |
| 1302 | ////////////////////////////////////////////////////////////////////////////// |
| 1303 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1304 | void SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1305 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1306 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
| 1307 | this->onClipRect(rect, op, edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1308 | } |
| 1309 | |
| 1310 | void SkCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1311 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1312 | if (SkRegion::kIntersect_Op == op) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1313 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1314 | return false; |
| 1315 | } |
| 1316 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1317 | if (this->quickReject(rect)) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1318 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1319 | fCachedLocalClipBoundsDirty = true; |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1320 | |
| 1321 | fClipStack.clipEmpty(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1322 | return fMCRec->fRasterClip.setEmpty(); |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1323 | } |
| 1324 | } |
| 1325 | #endif |
| 1326 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1327 | AutoValidateClip avc(this); |
| 1328 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1329 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1330 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1331 | if (!fAllowSoftClip) { |
| 1332 | edgeStyle = kHard_ClipEdgeStyle; |
| 1333 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1334 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1335 | if (fMCRec->fMatrix.rectStaysRect()) { |
robertphillips@google.com | 1236719 | 2013-10-20 13:11:16 +0000 | [diff] [blame] | 1336 | // for these simpler matrices, we can stay a rect even after applying |
reed@android.com | 98de2bd | 2009-03-02 19:41:36 +0000 | [diff] [blame] | 1337 | // the matrix. This means we don't have to a) make a path, and b) tell |
| 1338 | // the region code to scan-convert the path, only to discover that it |
| 1339 | // is really just a rect. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1340 | SkRect r; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1341 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1342 | fMCRec->fMatrix.mapRect(&r, rect); |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1343 | fClipStack->clipDevRect(r, op, kSoft_ClipEdgeStyle == edgeStyle); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1344 | fMCRec->fRasterClip.op(r, this->getBaseLayerSize(), op, kSoft_ClipEdgeStyle == edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1345 | } else { |
robertphillips@google.com | 1236719 | 2013-10-20 13:11:16 +0000 | [diff] [blame] | 1346 | // 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] | 1347 | // and clip against that, since it can handle any matrix. However, to |
| 1348 | // avoid recursion in the case where we are subclassed (e.g. Pictures) |
| 1349 | // we explicitly call "our" version of clipPath. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1350 | SkPath path; |
| 1351 | |
| 1352 | path.addRect(rect); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1353 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1354 | } |
| 1355 | } |
| 1356 | |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1357 | static void rasterclip_path(SkRasterClip* rc, const SkCanvas* canvas, const SkPath& devPath, |
| 1358 | SkRegion::Op op, bool doAA) { |
reed | d64c948 | 2014-09-05 17:37:38 -0700 | [diff] [blame] | 1359 | rc->op(devPath, canvas->getBaseLayerSize(), op, doAA); |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1360 | } |
| 1361 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1362 | void SkCanvas::clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1363 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1364 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1365 | if (rrect.isRect()) { |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1366 | this->onClipRect(rrect.getBounds(), op, edgeStyle); |
| 1367 | } else { |
| 1368 | this->onClipRRect(rrect, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1369 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1370 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1371 | |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1372 | 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] | 1373 | SkRRect transformedRRect; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1374 | if (rrect.transform(fMCRec->fMatrix, &transformedRRect)) { |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1375 | AutoValidateClip avc(this); |
| 1376 | |
| 1377 | fDeviceCMDirty = true; |
| 1378 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1379 | if (!fAllowSoftClip) { |
| 1380 | edgeStyle = kHard_ClipEdgeStyle; |
| 1381 | } |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1382 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1383 | fClipStack->clipDevRRect(transformedRRect, op, kSoft_ClipEdgeStyle == edgeStyle); |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1384 | |
| 1385 | SkPath devPath; |
| 1386 | devPath.addRRect(transformedRRect); |
| 1387 | |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1388 | rasterclip_path(&fMCRec->fRasterClip, this, devPath, op, kSoft_ClipEdgeStyle == edgeStyle); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1389 | return; |
commit-bot@chromium.org | 14e50ae | 2014-02-16 23:35:31 +0000 | [diff] [blame] | 1390 | } |
| 1391 | |
| 1392 | SkPath path; |
| 1393 | path.addRRect(rrect); |
| 1394 | // call the non-virtual version |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1395 | this->SkCanvas::onClipPath(path, op, edgeStyle); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1396 | } |
| 1397 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1398 | void SkCanvas::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1399 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1400 | ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; |
| 1401 | SkRect r; |
| 1402 | if (!path.isInverseFillType() && path.isRect(&r)) { |
| 1403 | this->onClipRect(r, op, edgeStyle); |
| 1404 | } else { |
| 1405 | this->onClipPath(path, op, edgeStyle); |
| 1406 | } |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1407 | } |
| 1408 | |
| 1409 | void SkCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1410 | #ifdef SK_ENABLE_CLIP_QUICKREJECT |
| 1411 | if (SkRegion::kIntersect_Op == op && !path.isInverseFillType()) { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1412 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1413 | return false; |
| 1414 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1415 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1416 | if (this->quickReject(path.getBounds())) { |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1417 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1418 | fCachedLocalClipBoundsDirty = true; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1419 | |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1420 | fClipStack.clipEmpty(); |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1421 | return fMCRec->fRasterClip.setEmpty(); |
reed@google.com | da17f75 | 2012-08-16 18:27:05 +0000 | [diff] [blame] | 1422 | } |
| 1423 | } |
| 1424 | #endif |
| 1425 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1426 | AutoValidateClip avc(this); |
| 1427 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1428 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1429 | fCachedLocalClipBoundsDirty = true; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1430 | if (!fAllowSoftClip) { |
| 1431 | edgeStyle = kHard_ClipEdgeStyle; |
| 1432 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1433 | |
| 1434 | SkPath devPath; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1435 | path.transform(fMCRec->fMatrix, &devPath); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1436 | |
reed@google.com | fe70112 | 2011-11-08 19:41:23 +0000 | [diff] [blame] | 1437 | // Check if the transfomation, or the original path itself |
| 1438 | // made us empty. Note this can also happen if we contained NaN |
| 1439 | // values. computing the bounds detects this, and will set our |
| 1440 | // bounds to empty if that is the case. (see SkRect::set(pts, count)) |
| 1441 | if (devPath.getBounds().isEmpty()) { |
| 1442 | // resetting the path will remove any NaN or other wanky values |
| 1443 | // that might upset our scan converter. |
| 1444 | devPath.reset(); |
| 1445 | } |
| 1446 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1447 | // if we called path.swap() we could avoid a deep copy of this path |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1448 | fClipStack->clipDevPath(devPath, op, kSoft_ClipEdgeStyle == edgeStyle); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1449 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1450 | if (fAllowSimplifyClip) { |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1451 | bool clipIsAA = getClipStack()->asPath(&devPath); |
| 1452 | if (clipIsAA) { |
| 1453 | edgeStyle = kSoft_ClipEdgeStyle; |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1454 | } |
fmalita | 1a481fe | 2015-02-04 07:39:34 -0800 | [diff] [blame] | 1455 | |
caryclark@google.com | 45a75fb | 2013-04-25 13:34:40 +0000 | [diff] [blame] | 1456 | op = SkRegion::kReplace_Op; |
| 1457 | } |
| 1458 | |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1459 | rasterclip_path(&fMCRec->fRasterClip, this, devPath, op, edgeStyle); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1460 | } |
| 1461 | |
commit-bot@chromium.org | 759cf48 | 2014-03-06 13:18:07 +0000 | [diff] [blame] | 1462 | void SkCanvas::clipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed | 2ff1fce | 2014-12-11 07:07:37 -0800 | [diff] [blame] | 1463 | this->checkForDeferredSave(); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1464 | this->onClipRegion(rgn, op); |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1465 | } |
| 1466 | |
| 1467 | void SkCanvas::onClipRegion(const SkRegion& rgn, SkRegion::Op op) { |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1468 | AutoValidateClip avc(this); |
| 1469 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1470 | fDeviceCMDirty = true; |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1471 | fCachedLocalClipBoundsDirty = true; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1472 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1473 | // todo: signal fClipStack that we have a region, and therefore (I guess) |
| 1474 | // we have to ignore it, and use the region directly? |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1475 | fClipStack->clipDevRect(rgn.getBounds(), op); |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1476 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1477 | fMCRec->fRasterClip.op(rgn, op); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1478 | } |
| 1479 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1480 | #ifdef SK_DEBUG |
| 1481 | void SkCanvas::validateClip() const { |
| 1482 | // construct clipRgn from the clipstack |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 1483 | const SkBaseDevice* device = this->getDevice(); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1484 | if (!device) { |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1485 | SkASSERT(this->isClipEmpty()); |
djsollen@google.com | ccfee2a | 2012-05-01 16:50:10 +0000 | [diff] [blame] | 1486 | return; |
| 1487 | } |
| 1488 | |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1489 | SkIRect ir; |
| 1490 | ir.set(0, 0, device->width(), device->height()); |
reed | d954498 | 2014-09-09 18:46:22 -0700 | [diff] [blame] | 1491 | SkRasterClip tmpClip(ir, fConservativeRasterClip); |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1492 | |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1493 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1494 | const SkClipStack::Element* element; |
| 1495 | while ((element = iter.next()) != NULL) { |
| 1496 | switch (element->getType()) { |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1497 | case SkClipStack::Element::kRect_Type: |
| 1498 | element->getRect().round(&ir); |
| 1499 | tmpClip.op(ir, element->getOp()); |
| 1500 | break; |
| 1501 | case SkClipStack::Element::kEmpty_Type: |
| 1502 | tmpClip.setEmpty(); |
| 1503 | break; |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1504 | default: { |
| 1505 | SkPath path; |
| 1506 | element->asPath(&path); |
reed | 73e714e | 2014-09-04 09:02:23 -0700 | [diff] [blame] | 1507 | rasterclip_path(&tmpClip, this, path, element->getOp(), element->isAA()); |
commit-bot@chromium.org | 9cb671a | 2014-02-16 14:45:45 +0000 | [diff] [blame] | 1508 | break; |
| 1509 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1510 | } |
| 1511 | } |
reed@google.com | 819c921 | 2011-02-23 18:56:55 +0000 | [diff] [blame] | 1512 | } |
| 1513 | #endif |
| 1514 | |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1515 | void SkCanvas::replayClips(ClipVisitor* visitor) const { |
joshualitt | de358a9 | 2015-02-05 08:19:35 -0800 | [diff] [blame] | 1516 | SkClipStack::B2TIter iter(*fClipStack); |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1517 | const SkClipStack::Element* element; |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1518 | |
bsalomon@google.com | 8182fa0 | 2012-12-04 14:06:06 +0000 | [diff] [blame] | 1519 | while ((element = iter.next()) != NULL) { |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 1520 | element->replay(visitor); |
reed@google.com | 90c07ea | 2012-04-13 13:50:27 +0000 | [diff] [blame] | 1521 | } |
| 1522 | } |
| 1523 | |
reed@google.com | 5c3d147 | 2011-02-22 19:12:23 +0000 | [diff] [blame] | 1524 | /////////////////////////////////////////////////////////////////////////////// |
| 1525 | |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1526 | bool SkCanvas::isClipEmpty() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1527 | return fMCRec->fRasterClip.isEmpty(); |
reed@google.com | 754de5f | 2014-02-24 19:38:20 +0000 | [diff] [blame] | 1528 | } |
| 1529 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1530 | bool SkCanvas::isClipRect() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1531 | return fMCRec->fRasterClip.isRect(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1532 | } |
| 1533 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1534 | bool SkCanvas::quickReject(const SkRect& rect) const { |
reed@google.com | 1607863 | 2011-12-06 18:56:37 +0000 | [diff] [blame] | 1535 | if (!rect.isFinite()) |
wjmaclean@chromium.org | 116b2bc | 2011-02-07 17:48:37 +0000 | [diff] [blame] | 1536 | return true; |
| 1537 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1538 | if (fMCRec->fRasterClip.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1539 | return true; |
| 1540 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1541 | |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1542 | if (fMCRec->fMatrix.hasPerspective()) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1543 | SkRect dst; |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1544 | fMCRec->fMatrix.mapRect(&dst, rect); |
reed | b07a94f | 2014-11-19 05:03:18 -0800 | [diff] [blame] | 1545 | return !SkIRect::Intersects(dst.roundOut(), fMCRec->fRasterClip.getBounds()); |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1546 | } else { |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1547 | const SkRect& clipR = this->getLocalClipBounds(); |
reed@android.com | d252db0 | 2009-04-01 18:31:44 +0000 | [diff] [blame] | 1548 | |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1549 | // for speed, do the most likely reject compares first |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1550 | // TODO: should we use | instead, or compare all 4 at once? |
| 1551 | if (rect.fTop >= clipR.fBottom || rect.fBottom <= clipR.fTop) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1552 | return true; |
| 1553 | } |
reed@google.com | c0784db | 2013-12-13 21:16:12 +0000 | [diff] [blame] | 1554 | if (rect.fLeft >= clipR.fRight || rect.fRight <= clipR.fLeft) { |
reed@android.com | a380ae4 | 2009-07-21 01:17:02 +0000 | [diff] [blame] | 1555 | return true; |
| 1556 | } |
| 1557 | return false; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1558 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1559 | } |
| 1560 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1561 | bool SkCanvas::quickReject(const SkPath& path) const { |
| 1562 | return path.isEmpty() || this->quickReject(path.getBounds()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1563 | } |
| 1564 | |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1565 | bool SkCanvas::getClipBounds(SkRect* bounds) const { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1566 | SkIRect ibounds; |
robertphillips@google.com | 8f90a89 | 2014-02-28 18:19:39 +0000 | [diff] [blame] | 1567 | if (!this->getClipDeviceBounds(&ibounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1568 | return false; |
| 1569 | } |
| 1570 | |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1571 | SkMatrix inverse; |
| 1572 | // 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] | 1573 | if (!fMCRec->fMatrix.invert(&inverse)) { |
reed@android.com | 72dcd3a | 2009-05-18 15:46:29 +0000 | [diff] [blame] | 1574 | if (bounds) { |
| 1575 | bounds->setEmpty(); |
| 1576 | } |
reed@android.com | d9c0f0b | 2009-02-06 22:39:37 +0000 | [diff] [blame] | 1577 | return false; |
| 1578 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1579 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1580 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1581 | SkRect r; |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1582 | // adjust it outwards in case we are antialiasing |
| 1583 | const int inset = 1; |
reed@google.com | fa4d5bd | 2012-01-30 17:36:27 +0000 | [diff] [blame] | 1584 | |
reed@google.com | 8f4d230 | 2013-12-17 16:44:46 +0000 | [diff] [blame] | 1585 | r.iset(ibounds.fLeft - inset, ibounds.fTop - inset, |
| 1586 | ibounds.fRight + inset, ibounds.fBottom + inset); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1587 | inverse.mapRect(bounds, r); |
| 1588 | } |
| 1589 | return true; |
| 1590 | } |
| 1591 | |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1592 | bool SkCanvas::getClipDeviceBounds(SkIRect* bounds) const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1593 | const SkRasterClip& clip = fMCRec->fRasterClip; |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1594 | if (clip.isEmpty()) { |
| 1595 | if (bounds) { |
| 1596 | bounds->setEmpty(); |
| 1597 | } |
| 1598 | return false; |
| 1599 | } |
| 1600 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1601 | if (bounds) { |
tomhudson@google.com | bcb671c | 2011-09-13 15:07:58 +0000 | [diff] [blame] | 1602 | *bounds = clip.getBounds(); |
| 1603 | } |
| 1604 | return true; |
| 1605 | } |
| 1606 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1607 | const SkMatrix& SkCanvas::getTotalMatrix() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1608 | return fMCRec->fMatrix; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1609 | } |
| 1610 | |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1611 | const SkRegion& SkCanvas::internal_private_getTotalClip() const { |
reed | 1f836ee | 2014-07-07 07:49:34 -0700 | [diff] [blame] | 1612 | return fMCRec->fRasterClip.forceGetBW(); |
commit-bot@chromium.org | 5c70cdc | 2014-03-08 03:57:19 +0000 | [diff] [blame] | 1613 | } |
| 1614 | |
reed@google.com | 9c135db | 2014-03-12 18:28:35 +0000 | [diff] [blame] | 1615 | GrRenderTarget* SkCanvas::internal_private_accessTopLayerRenderTarget() { |
| 1616 | SkBaseDevice* dev = this->getTopDevice(); |
| 1617 | return dev ? dev->accessRenderTarget() : NULL; |
| 1618 | } |
| 1619 | |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1620 | GrContext* SkCanvas::getGrContext() { |
| 1621 | #if SK_SUPPORT_GPU |
| 1622 | SkBaseDevice* device = this->getTopDevice(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1623 | if (device) { |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1624 | GrRenderTarget* renderTarget = device->accessRenderTarget(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1625 | if (renderTarget) { |
commit-bot@chromium.org | 644629c | 2013-11-21 06:21:58 +0000 | [diff] [blame] | 1626 | return renderTarget->getContext(); |
| 1627 | } |
| 1628 | } |
| 1629 | #endif |
| 1630 | |
| 1631 | return NULL; |
| 1632 | |
| 1633 | } |
bsalomon@google.com | e97f085 | 2011-06-17 13:10:25 +0000 | [diff] [blame] | 1634 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1635 | void SkCanvas::drawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 1636 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1637 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawDRRect()"); |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1638 | if (outer.isEmpty()) { |
| 1639 | return; |
| 1640 | } |
| 1641 | if (inner.isEmpty()) { |
| 1642 | this->drawRRect(outer, paint); |
| 1643 | return; |
| 1644 | } |
| 1645 | |
| 1646 | // We don't have this method (yet), but technically this is what we should |
| 1647 | // be able to assert... |
| 1648 | // SkASSERT(outer.contains(inner)); |
| 1649 | // |
| 1650 | // For now at least check for containment of bounds |
| 1651 | SkASSERT(outer.getBounds().contains(inner.getBounds())); |
| 1652 | |
| 1653 | this->onDrawDRRect(outer, inner, paint); |
| 1654 | } |
| 1655 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1656 | // These need to stop being virtual -- clients need to override the onDraw... versions |
| 1657 | |
| 1658 | void SkCanvas::drawPaint(const SkPaint& paint) { |
| 1659 | this->onDrawPaint(paint); |
| 1660 | } |
| 1661 | |
| 1662 | void SkCanvas::drawRect(const SkRect& r, const SkPaint& paint) { |
| 1663 | this->onDrawRect(r, paint); |
| 1664 | } |
| 1665 | |
| 1666 | void SkCanvas::drawOval(const SkRect& r, const SkPaint& paint) { |
| 1667 | this->onDrawOval(r, paint); |
| 1668 | } |
| 1669 | |
| 1670 | void SkCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) { |
| 1671 | this->onDrawRRect(rrect, paint); |
| 1672 | } |
| 1673 | |
| 1674 | void SkCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint) { |
| 1675 | this->onDrawPoints(mode, count, pts, paint); |
| 1676 | } |
| 1677 | |
| 1678 | void SkCanvas::drawVertices(VertexMode vmode, int vertexCount, const SkPoint vertices[], |
| 1679 | const SkPoint texs[], const SkColor colors[], SkXfermode* xmode, |
| 1680 | const uint16_t indices[], int indexCount, const SkPaint& paint) { |
| 1681 | this->onDrawVertices(vmode, vertexCount, vertices, texs, colors, xmode, |
| 1682 | indices, indexCount, paint); |
| 1683 | } |
| 1684 | |
| 1685 | void SkCanvas::drawPath(const SkPath& path, const SkPaint& paint) { |
| 1686 | this->onDrawPath(path, paint); |
| 1687 | } |
| 1688 | |
| 1689 | void SkCanvas::drawImage(const SkImage* image, SkScalar dx, SkScalar dy, const SkPaint* paint) { |
| 1690 | this->onDrawImage(image, dx, dy, paint); |
| 1691 | } |
| 1692 | |
| 1693 | void SkCanvas::drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
| 1694 | const SkPaint* paint) { |
| 1695 | this->onDrawImageRect(image, src, dst, paint); |
| 1696 | } |
| 1697 | |
| 1698 | void SkCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar dx, SkScalar dy, const SkPaint* paint) { |
| 1699 | this->onDrawBitmap(bitmap, dx, dy, paint); |
| 1700 | } |
| 1701 | |
| 1702 | void SkCanvas::drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
| 1703 | const SkPaint* paint, DrawBitmapRectFlags flags) { |
| 1704 | this->onDrawBitmapRect(bitmap, src, dst, paint, flags); |
| 1705 | } |
| 1706 | |
| 1707 | void SkCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 1708 | const SkPaint* paint) { |
| 1709 | this->onDrawBitmapNine(bitmap, center, dst, paint); |
| 1710 | } |
| 1711 | |
| 1712 | void SkCanvas::drawSprite(const SkBitmap& bitmap, int left, int top, const SkPaint* paint) { |
| 1713 | this->onDrawSprite(bitmap, left, top, paint); |
| 1714 | } |
| 1715 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1716 | ////////////////////////////////////////////////////////////////////////////// |
| 1717 | // These are the virtual drawing methods |
| 1718 | ////////////////////////////////////////////////////////////////////////////// |
| 1719 | |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 1720 | void SkCanvas::onDiscard() { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 1721 | if (fSurfaceBase) { |
commit-bot@chromium.org | 28361fa | 2014-03-28 16:08:05 +0000 | [diff] [blame] | 1722 | fSurfaceBase->aboutToDraw(SkSurface::kDiscard_ContentChangeMode); |
| 1723 | } |
| 1724 | } |
| 1725 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1726 | void SkCanvas::onDrawPaint(const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1727 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPaint()"); |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 1728 | this->internalDrawPaint(paint); |
| 1729 | } |
| 1730 | |
| 1731 | void SkCanvas::internalDrawPaint(const SkPaint& paint) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1732 | LOOPER_BEGIN(paint, SkDrawFilter::kPaint_Type, NULL) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1733 | |
| 1734 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1735 | iter.fDevice->drawPaint(iter, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1736 | } |
| 1737 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1738 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1739 | } |
| 1740 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1741 | void SkCanvas::onDrawPoints(PointMode mode, size_t count, const SkPoint pts[], |
| 1742 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1743 | 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] | 1744 | if ((long)count <= 0) { |
| 1745 | return; |
| 1746 | } |
| 1747 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1748 | SkRect r, storage; |
| 1749 | const SkRect* bounds = NULL; |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 1750 | if (paint.canComputeFastBounds()) { |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 1751 | // special-case 2 points (common for drawing a single line) |
| 1752 | if (2 == count) { |
| 1753 | r.set(pts[0], pts[1]); |
| 1754 | } else { |
commit-bot@chromium.org | a8c7f77 | 2014-01-24 21:46:29 +0000 | [diff] [blame] | 1755 | r.set(pts, SkToInt(count)); |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 1756 | } |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1757 | bounds = &paint.computeFastStrokeBounds(r, &storage); |
| 1758 | if (this->quickReject(*bounds)) { |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 1759 | return; |
| 1760 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 1761 | } |
reed@google.com | a584aed | 2012-05-16 14:06:02 +0000 | [diff] [blame] | 1762 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1763 | SkASSERT(pts != NULL); |
| 1764 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1765 | LOOPER_BEGIN(paint, SkDrawFilter::kPoint_Type, bounds) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1766 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1767 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1768 | iter.fDevice->drawPoints(iter, mode, count, pts, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1769 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1770 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1771 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1772 | } |
| 1773 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1774 | void SkCanvas::onDrawRect(const SkRect& r, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1775 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1776 | SkRect storage; |
| 1777 | const SkRect* bounds = NULL; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1778 | if (paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1779 | bounds = &paint.computeFastBounds(r, &storage); |
| 1780 | if (this->quickReject(*bounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1781 | return; |
| 1782 | } |
| 1783 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1784 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1785 | LOOPER_BEGIN(paint, SkDrawFilter::kRect_Type, bounds) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1786 | |
| 1787 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1788 | iter.fDevice->drawRect(iter, r, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1789 | } |
| 1790 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1791 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1792 | } |
| 1793 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1794 | void SkCanvas::onDrawOval(const SkRect& oval, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1795 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawOval()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1796 | SkRect storage; |
| 1797 | const SkRect* bounds = NULL; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1798 | if (paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1799 | bounds = &paint.computeFastBounds(oval, &storage); |
| 1800 | if (this->quickReject(*bounds)) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1801 | return; |
| 1802 | } |
| 1803 | } |
skia.committer@gmail.com | 306ab9d | 2012-12-13 02:01:33 +0000 | [diff] [blame] | 1804 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1805 | LOOPER_BEGIN(paint, SkDrawFilter::kOval_Type, bounds) |
jvanverth@google.com | 46d3d39 | 2013-01-22 13:34:01 +0000 | [diff] [blame] | 1806 | |
| 1807 | while (iter.next()) { |
| 1808 | iter.fDevice->drawOval(iter, oval, looper.paint()); |
| 1809 | } |
| 1810 | |
| 1811 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1812 | } |
| 1813 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1814 | void SkCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1815 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRRect()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1816 | SkRect storage; |
| 1817 | const SkRect* bounds = NULL; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1818 | if (paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1819 | bounds = &paint.computeFastBounds(rrect.getBounds(), &storage); |
| 1820 | if (this->quickReject(*bounds)) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1821 | return; |
| 1822 | } |
| 1823 | } |
| 1824 | |
| 1825 | if (rrect.isRect()) { |
| 1826 | // call the non-virtual version |
| 1827 | this->SkCanvas::drawRect(rrect.getBounds(), paint); |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 1828 | return; |
| 1829 | } else if (rrect.isOval()) { |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1830 | // call the non-virtual version |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 1831 | this->SkCanvas::drawOval(rrect.getBounds(), paint); |
| 1832 | return; |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1833 | } |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 1834 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1835 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
commit-bot@chromium.org | f2bfd54 | 2013-04-25 15:27:00 +0000 | [diff] [blame] | 1836 | |
| 1837 | while (iter.next()) { |
| 1838 | iter.fDevice->drawRRect(iter, rrect, looper.paint()); |
| 1839 | } |
| 1840 | |
| 1841 | LOOPER_END |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1842 | } |
| 1843 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1844 | void SkCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, |
| 1845 | const SkPaint& paint) { |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1846 | SkRect storage; |
| 1847 | const SkRect* bounds = NULL; |
| 1848 | if (paint.canComputeFastBounds()) { |
| 1849 | bounds = &paint.computeFastBounds(outer.getBounds(), &storage); |
| 1850 | if (this->quickReject(*bounds)) { |
| 1851 | return; |
| 1852 | } |
| 1853 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 1854 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1855 | LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 1856 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1857 | while (iter.next()) { |
| 1858 | iter.fDevice->drawDRRect(iter, outer, inner, looper.paint()); |
| 1859 | } |
skia.committer@gmail.com | 25c7127 | 2014-02-21 03:02:02 +0000 | [diff] [blame] | 1860 | |
commit-bot@chromium.org | ed9806f | 2014-02-21 02:32:36 +0000 | [diff] [blame] | 1861 | LOOPER_END |
| 1862 | } |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 1863 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1864 | void SkCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1865 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPath()"); |
reed@google.com | 9364511 | 2012-07-26 16:11:47 +0000 | [diff] [blame] | 1866 | if (!path.isFinite()) { |
| 1867 | return; |
| 1868 | } |
| 1869 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1870 | SkRect storage; |
| 1871 | const SkRect* bounds = NULL; |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 1872 | if (!path.isInverseFillType() && paint.canComputeFastBounds()) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1873 | const SkRect& pathBounds = path.getBounds(); |
| 1874 | bounds = &paint.computeFastBounds(pathBounds, &storage); |
| 1875 | if (this->quickReject(*bounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1876 | return; |
| 1877 | } |
| 1878 | } |
commit-bot@chromium.org | 0b45dc4 | 2014-02-21 05:42:57 +0000 | [diff] [blame] | 1879 | |
| 1880 | const SkRect& r = path.getBounds(); |
| 1881 | if (r.width() <= 0 && r.height() <= 0) { |
commit-bot@chromium.org | 6803c21 | 2014-05-04 18:08:27 +0000 | [diff] [blame] | 1882 | if (path.isInverseFillType()) { |
bsalomon@google.com | fa6ac93 | 2011-10-05 19:57:55 +0000 | [diff] [blame] | 1883 | this->internalDrawPaint(paint); |
| 1884 | } |
| 1885 | return; |
| 1886 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1887 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1888 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, bounds) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1889 | |
| 1890 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1891 | iter.fDevice->drawPath(iter, path, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1892 | } |
| 1893 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 1894 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1895 | } |
| 1896 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1897 | void SkCanvas::onDrawImage(const SkImage* image, SkScalar dx, SkScalar dy, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1898 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImage()"); |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1899 | image->draw(this, dx, dy, paint); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 1900 | } |
| 1901 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1902 | void SkCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst, |
| 1903 | const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1904 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawImageRect()"); |
piotaixr | 5ceff91 | 2014-09-26 07:36:26 -0700 | [diff] [blame] | 1905 | image->drawRect(this, src, dst, paint); |
piotaixr | b5fae93 | 2014-09-24 13:03:30 -0700 | [diff] [blame] | 1906 | } |
| 1907 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1908 | void SkCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1909 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmap()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1910 | SkDEBUGCODE(bitmap.validate();) |
| 1911 | |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1912 | if (NULL == paint || paint->canComputeFastBounds()) { |
reed@google.com | 9efd9a0 | 2012-01-30 15:41:43 +0000 | [diff] [blame] | 1913 | SkRect bounds = { |
| 1914 | x, y, |
| 1915 | x + SkIntToScalar(bitmap.width()), |
| 1916 | y + SkIntToScalar(bitmap.height()) |
| 1917 | }; |
| 1918 | if (paint) { |
| 1919 | (void)paint->computeFastBounds(bounds, &bounds); |
| 1920 | } |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1921 | if (this->quickReject(bounds)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1922 | return; |
| 1923 | } |
| 1924 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 1925 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1926 | SkMatrix matrix; |
| 1927 | matrix.setTranslate(x, y); |
robertphillips@google.com | 9bf380c | 2013-07-25 12:10:42 +0000 | [diff] [blame] | 1928 | this->internalDrawBitmap(bitmap, matrix, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1929 | } |
| 1930 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 1931 | // 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] | 1932 | void SkCanvas::internalDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 1933 | const SkRect& dst, const SkPaint* paint, |
| 1934 | DrawBitmapRectFlags flags) { |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1935 | if (bitmap.drawsNothing() || dst.isEmpty()) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1936 | return; |
| 1937 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 1938 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1939 | SkRect storage; |
| 1940 | const SkRect* bounds = &dst; |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1941 | if (NULL == paint || paint->canComputeFastBounds()) { |
reed@google.com | 9efd9a0 | 2012-01-30 15:41:43 +0000 | [diff] [blame] | 1942 | if (paint) { |
| 1943 | bounds = &paint->computeFastBounds(dst, &storage); |
| 1944 | } |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1945 | if (this->quickReject(*bounds)) { |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1946 | return; |
| 1947 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1948 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1949 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 1950 | SkLazyPaint lazy; |
| 1951 | if (NULL == paint) { |
| 1952 | paint = lazy.init(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1953 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 1954 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 1955 | LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, bounds) |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 1956 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 1957 | while (iter.next()) { |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 1958 | iter.fDevice->drawBitmapRect(iter, bitmap, src, dst, looper.paint(), flags); |
reed@android.com | f2b98d6 | 2010-12-20 18:26:13 +0000 | [diff] [blame] | 1959 | } |
skia.committer@gmail.com | 7064e9a | 2012-09-26 02:01:18 +0000 | [diff] [blame] | 1960 | |
reed@google.com | 33535f3 | 2012-09-25 15:37:50 +0000 | [diff] [blame] | 1961 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1962 | } |
| 1963 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 1964 | void SkCanvas::onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, |
| 1965 | const SkPaint* paint, DrawBitmapRectFlags flags) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 1966 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapRectToRect()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 1967 | SkDEBUGCODE(bitmap.validate();) |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 1968 | this->internalDrawBitmapRect(bitmap, src, dst, paint, flags); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 1969 | } |
| 1970 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 1971 | void SkCanvas::internalDrawBitmapNine(const SkBitmap& bitmap, |
| 1972 | const SkIRect& center, const SkRect& dst, |
| 1973 | const SkPaint* paint) { |
commit-bot@chromium.org | 50b393a | 2014-02-10 18:29:10 +0000 | [diff] [blame] | 1974 | if (bitmap.drawsNothing()) { |
| 1975 | return; |
| 1976 | } |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1977 | if (NULL == paint || paint->canComputeFastBounds()) { |
djsollen@google.com | 60abb07 | 2012-02-15 18:49:15 +0000 | [diff] [blame] | 1978 | SkRect storage; |
| 1979 | const SkRect* bounds = &dst; |
| 1980 | if (paint) { |
| 1981 | bounds = &paint->computeFastBounds(dst, &storage); |
| 1982 | } |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 1983 | if (this->quickReject(*bounds)) { |
reed@google.com | 3d60812 | 2011-11-21 15:16:16 +0000 | [diff] [blame] | 1984 | return; |
| 1985 | } |
| 1986 | } |
| 1987 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 1988 | const int32_t w = bitmap.width(); |
| 1989 | const int32_t h = bitmap.height(); |
| 1990 | |
| 1991 | SkIRect c = center; |
| 1992 | // pin center to the bounds of the bitmap |
| 1993 | c.fLeft = SkMax32(0, center.fLeft); |
| 1994 | c.fTop = SkMax32(0, center.fTop); |
| 1995 | c.fRight = SkPin32(center.fRight, c.fLeft, w); |
| 1996 | c.fBottom = SkPin32(center.fBottom, c.fTop, h); |
| 1997 | |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 1998 | const SkScalar srcX[4] = { |
rmistry@google.com | 7d474f8 | 2013-01-02 22:03:54 +0000 | [diff] [blame] | 1999 | 0, SkIntToScalar(c.fLeft), SkIntToScalar(c.fRight), SkIntToScalar(w) |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 2000 | }; |
| 2001 | const SkScalar srcY[4] = { |
rmistry@google.com | 7d474f8 | 2013-01-02 22:03:54 +0000 | [diff] [blame] | 2002 | 0, SkIntToScalar(c.fTop), SkIntToScalar(c.fBottom), SkIntToScalar(h) |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 2003 | }; |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2004 | SkScalar dstX[4] = { |
| 2005 | dst.fLeft, dst.fLeft + SkIntToScalar(c.fLeft), |
| 2006 | dst.fRight - SkIntToScalar(w - c.fRight), dst.fRight |
| 2007 | }; |
| 2008 | SkScalar dstY[4] = { |
| 2009 | dst.fTop, dst.fTop + SkIntToScalar(c.fTop), |
| 2010 | dst.fBottom - SkIntToScalar(h - c.fBottom), dst.fBottom |
| 2011 | }; |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 2012 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2013 | if (dstX[1] > dstX[2]) { |
| 2014 | dstX[1] = dstX[0] + (dstX[3] - dstX[0]) * c.fLeft / (w - c.width()); |
| 2015 | dstX[2] = dstX[1]; |
| 2016 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 2017 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2018 | if (dstY[1] > dstY[2]) { |
| 2019 | dstY[1] = dstY[0] + (dstY[3] - dstY[0]) * c.fTop / (h - c.height()); |
| 2020 | dstY[2] = dstY[1]; |
| 2021 | } |
vandebo@chromium.org | 74b4619 | 2012-01-28 01:45:11 +0000 | [diff] [blame] | 2022 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2023 | for (int y = 0; y < 3; y++) { |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 2024 | SkRect s, d; |
| 2025 | |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2026 | s.fTop = srcY[y]; |
| 2027 | s.fBottom = srcY[y+1]; |
| 2028 | d.fTop = dstY[y]; |
| 2029 | d.fBottom = dstY[y+1]; |
| 2030 | for (int x = 0; x < 3; x++) { |
| 2031 | s.fLeft = srcX[x]; |
| 2032 | s.fRight = srcX[x+1]; |
| 2033 | d.fLeft = dstX[x]; |
| 2034 | d.fRight = dstX[x+1]; |
commit-bot@chromium.org | eed779d | 2013-08-16 10:24:37 +0000 | [diff] [blame] | 2035 | this->internalDrawBitmapRect(bitmap, &s, d, paint, |
robertphillips@google.com | 31acc11 | 2013-08-20 12:13:48 +0000 | [diff] [blame] | 2036 | kNone_DrawBitmapRectFlag); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2037 | } |
| 2038 | } |
| 2039 | } |
| 2040 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2041 | void SkCanvas::onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, |
| 2042 | const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2043 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawBitmapNine()"); |
reed@google.com | 9987ec3 | 2011-09-07 11:57:52 +0000 | [diff] [blame] | 2044 | SkDEBUGCODE(bitmap.validate();) |
| 2045 | |
| 2046 | // Need a device entry-point, so gpu can use a mesh |
| 2047 | this->internalDrawBitmapNine(bitmap, center, dst, paint); |
| 2048 | } |
| 2049 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2050 | class SkDeviceFilteredPaint { |
| 2051 | public: |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 2052 | SkDeviceFilteredPaint(SkBaseDevice* device, const SkPaint& paint) { |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2053 | uint32_t filteredFlags = device->filterTextFlags(paint); |
| 2054 | if (filteredFlags != paint.getFlags()) { |
reed@google.com | a076e9b | 2011-04-06 20:17:29 +0000 | [diff] [blame] | 2055 | SkPaint* newPaint = fLazy.set(paint); |
fmalita | 112e7e2 | 2014-11-13 14:05:58 -0800 | [diff] [blame] | 2056 | newPaint->setFlags(filteredFlags); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2057 | fPaint = newPaint; |
| 2058 | } else { |
| 2059 | fPaint = &paint; |
| 2060 | } |
| 2061 | } |
| 2062 | |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2063 | const SkPaint& paint() const { return *fPaint; } |
| 2064 | |
| 2065 | private: |
mike@reedtribe.org | 2c8fc5a | 2011-04-10 00:35:29 +0000 | [diff] [blame] | 2066 | const SkPaint* fPaint; |
| 2067 | SkLazyPaint fLazy; |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2068 | }; |
| 2069 | |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2070 | void SkCanvas::DrawRect(const SkDraw& draw, const SkPaint& paint, |
| 2071 | const SkRect& r, SkScalar textSize) { |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2072 | if (paint.getStyle() == SkPaint::kFill_Style) { |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2073 | draw.fDevice->drawRect(draw, r, paint); |
| 2074 | } else { |
| 2075 | SkPaint p(paint); |
epoger@google.com | 17b7894 | 2011-08-26 14:40:38 +0000 | [diff] [blame] | 2076 | p.setStrokeWidth(SkScalarMul(textSize, paint.getStrokeWidth())); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2077 | draw.fDevice->drawRect(draw, r, p); |
| 2078 | } |
| 2079 | } |
| 2080 | |
| 2081 | void SkCanvas::DrawTextDecorations(const SkDraw& draw, const SkPaint& paint, |
| 2082 | const char text[], size_t byteLength, |
| 2083 | SkScalar x, SkScalar y) { |
| 2084 | SkASSERT(byteLength == 0 || text != NULL); |
| 2085 | |
| 2086 | // nothing to draw |
| 2087 | if (text == NULL || byteLength == 0 || |
| 2088 | draw.fClip->isEmpty() || |
| 2089 | (paint.getAlpha() == 0 && paint.getXfermode() == NULL)) { |
| 2090 | return; |
| 2091 | } |
| 2092 | |
| 2093 | SkScalar width = 0; |
| 2094 | SkPoint start; |
| 2095 | |
| 2096 | start.set(0, 0); // to avoid warning |
| 2097 | if (paint.getFlags() & (SkPaint::kUnderlineText_Flag | |
| 2098 | SkPaint::kStrikeThruText_Flag)) { |
| 2099 | width = paint.measureText(text, byteLength); |
| 2100 | |
| 2101 | SkScalar offsetX = 0; |
| 2102 | if (paint.getTextAlign() == SkPaint::kCenter_Align) { |
| 2103 | offsetX = SkScalarHalf(width); |
| 2104 | } else if (paint.getTextAlign() == SkPaint::kRight_Align) { |
| 2105 | offsetX = width; |
| 2106 | } |
| 2107 | start.set(x - offsetX, y); |
| 2108 | } |
| 2109 | |
| 2110 | if (0 == width) { |
| 2111 | return; |
| 2112 | } |
| 2113 | |
| 2114 | uint32_t flags = paint.getFlags(); |
| 2115 | |
| 2116 | if (flags & (SkPaint::kUnderlineText_Flag | |
| 2117 | SkPaint::kStrikeThruText_Flag)) { |
| 2118 | SkScalar textSize = paint.getTextSize(); |
| 2119 | SkScalar height = SkScalarMul(textSize, kStdUnderline_Thickness); |
| 2120 | SkRect r; |
| 2121 | |
| 2122 | r.fLeft = start.fX; |
| 2123 | r.fRight = start.fX + width; |
| 2124 | |
| 2125 | if (flags & SkPaint::kUnderlineText_Flag) { |
| 2126 | SkScalar offset = SkScalarMulAdd(textSize, kStdUnderline_Offset, |
| 2127 | start.fY); |
| 2128 | r.fTop = offset; |
| 2129 | r.fBottom = offset + height; |
| 2130 | DrawRect(draw, paint, r, textSize); |
| 2131 | } |
| 2132 | if (flags & SkPaint::kStrikeThruText_Flag) { |
| 2133 | SkScalar offset = SkScalarMulAdd(textSize, kStdStrikeThru_Offset, |
| 2134 | start.fY); |
| 2135 | r.fTop = offset; |
| 2136 | r.fBottom = offset + height; |
| 2137 | DrawRect(draw, paint, r, textSize); |
| 2138 | } |
| 2139 | } |
| 2140 | } |
| 2141 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2142 | void SkCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2143 | const SkPaint& paint) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2144 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2145 | |
| 2146 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2147 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2148 | iter.fDevice->drawText(iter, text, byteLength, x, y, dfp.paint()); |
bungeman@google.com | 52c748b | 2011-08-22 21:30:43 +0000 | [diff] [blame] | 2149 | DrawTextDecorations(iter, dfp.paint(), |
| 2150 | static_cast<const char*>(text), byteLength, x, y); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2151 | } |
| 2152 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2153 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2154 | } |
| 2155 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2156 | void SkCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2157 | const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2158 | SkPoint textOffset = SkPoint::Make(0, 0); |
| 2159 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2160 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2161 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2162 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2163 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2164 | iter.fDevice->drawPosText(iter, text, byteLength, &pos->fX, 2, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2165 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2166 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2167 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2168 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2169 | } |
| 2170 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2171 | void SkCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2172 | SkScalar constY, const SkPaint& paint) { |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2173 | |
| 2174 | SkPoint textOffset = SkPoint::Make(0, constY); |
| 2175 | |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2176 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2177 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2178 | while (iter.next()) { |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2179 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
fmalita | 05c4a43 | 2014-09-29 06:29:53 -0700 | [diff] [blame] | 2180 | iter.fDevice->drawPosText(iter, text, byteLength, xpos, 1, textOffset, |
reed@google.com | f67e4cf | 2011-03-15 20:56:58 +0000 | [diff] [blame] | 2181 | dfp.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2182 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2183 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2184 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2185 | } |
| 2186 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2187 | void SkCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2188 | const SkMatrix* matrix, const SkPaint& paint) { |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2189 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 2190 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2191 | while (iter.next()) { |
| 2192 | iter.fDevice->drawTextOnPath(iter, text, byteLength, path, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2193 | matrix, looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2194 | } |
skia.committer@gmail.com | b0430d0 | 2014-04-24 03:05:07 +0000 | [diff] [blame] | 2195 | |
commit-bot@chromium.org | 945ec3a | 2014-04-22 20:07:30 +0000 | [diff] [blame] | 2196 | LOOPER_END |
commit-bot@chromium.org | 4325d11 | 2014-04-22 19:03:02 +0000 | [diff] [blame] | 2197 | } |
| 2198 | |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2199 | void SkCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2200 | const SkPaint& paint) { |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2201 | |
fmalita | 19653d1 | 2014-10-16 11:53:30 -0700 | [diff] [blame] | 2202 | if (paint.canComputeFastBounds()) { |
fmalita | 7ba7aa7 | 2014-08-29 09:46:36 -0700 | [diff] [blame] | 2203 | SkRect storage; |
| 2204 | |
| 2205 | if (this->quickReject(paint.computeFastBounds(blob->bounds().makeOffset(x, y), &storage))) { |
| 2206 | return; |
| 2207 | } |
| 2208 | } |
| 2209 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2210 | LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2211 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2212 | while (iter.next()) { |
| 2213 | SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); |
| 2214 | iter.fDevice->drawTextBlob(iter, blob, x, y, dfp.paint()); |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2215 | } |
| 2216 | |
fmalita | aa1b912 | 2014-08-28 14:32:24 -0700 | [diff] [blame] | 2217 | LOOPER_END |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2218 | } |
| 2219 | |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2220 | // These will become non-virtual, so they always call the (virtual) onDraw... method |
| 2221 | void SkCanvas::drawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, |
| 2222 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2223 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawText()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2224 | this->onDrawText(text, byteLength, x, y, paint); |
| 2225 | } |
| 2226 | void SkCanvas::drawPosText(const void* text, size_t byteLength, const SkPoint pos[], |
| 2227 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2228 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosText()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2229 | this->onDrawPosText(text, byteLength, pos, paint); |
| 2230 | } |
| 2231 | void SkCanvas::drawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], |
| 2232 | SkScalar constY, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2233 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPosTextH()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2234 | this->onDrawPosTextH(text, byteLength, xpos, constY, paint); |
| 2235 | } |
| 2236 | void SkCanvas::drawTextOnPath(const void* text, size_t byteLength, const SkPath& path, |
| 2237 | const SkMatrix* matrix, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2238 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPath()"); |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2239 | this->onDrawTextOnPath(text, byteLength, path, matrix, paint); |
| 2240 | } |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2241 | void SkCanvas::drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, |
| 2242 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2243 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextBlob()"); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2244 | if (blob) { |
fmalita | 00d5c2c | 2014-08-21 08:53:26 -0700 | [diff] [blame] | 2245 | this->onDrawTextBlob(blob, x, y, paint); |
| 2246 | } |
| 2247 | } |
reed@google.com | e0d9ce8 | 2014-04-23 04:00:17 +0000 | [diff] [blame] | 2248 | |
reed | 41af966 | 2015-01-05 07:49:08 -0800 | [diff] [blame] | 2249 | void SkCanvas::onDrawVertices(VertexMode vmode, int vertexCount, |
| 2250 | const SkPoint verts[], const SkPoint texs[], |
| 2251 | const SkColor colors[], SkXfermode* xmode, |
| 2252 | const uint16_t indices[], int indexCount, |
| 2253 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2254 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawVertices()"); |
senorblanco@chromium.org | 78cf119 | 2014-01-28 19:22:35 +0000 | [diff] [blame] | 2255 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, NULL) |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2256 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2257 | while (iter.next()) { |
| 2258 | iter.fDevice->drawVertices(iter, vmode, vertexCount, verts, texs, |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2259 | colors, xmode, indices, indexCount, |
| 2260 | looper.paint()); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2261 | } |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2262 | |
reed@google.com | 4e2b3d3 | 2011-04-07 14:18:59 +0000 | [diff] [blame] | 2263 | LOOPER_END |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2264 | } |
| 2265 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2266 | void SkCanvas::drawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2267 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2268 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPatch()"); |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2269 | if (NULL == cubics) { |
| 2270 | return; |
| 2271 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2272 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2273 | // Since a patch is always within the convex hull of the control points, we discard it when its |
| 2274 | // bounding rectangle is completely outside the current clip. |
| 2275 | SkRect bounds; |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2276 | bounds.set(cubics, SkPatchUtils::kNumCtrlPts); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2277 | if (this->quickReject(bounds)) { |
| 2278 | return; |
| 2279 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2280 | |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2281 | this->onDrawPatch(cubics, colors, texCoords, xmode, paint); |
| 2282 | } |
| 2283 | |
| 2284 | void SkCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4], |
| 2285 | const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { |
| 2286 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2287 | LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, NULL) |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2288 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2289 | while (iter.next()) { |
dandov | b3c9d1c | 2014-08-12 08:34:29 -0700 | [diff] [blame] | 2290 | iter.fDevice->drawPatch(iter, cubics, colors, texCoords, xmode, paint); |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2291 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2292 | |
dandov | ecfff21 | 2014-08-04 10:02:00 -0700 | [diff] [blame] | 2293 | LOOPER_END |
| 2294 | } |
| 2295 | |
reed | 3cb3840 | 2015-02-06 08:36:15 -0800 | [diff] [blame^] | 2296 | void SkCanvas::drawDrawable(SkDrawable* dr) { |
reed | 6be2aa9 | 2014-11-18 11:08:05 -0800 | [diff] [blame] | 2297 | if (dr && !this->quickReject(dr->getBounds())) { |
| 2298 | this->onDrawDrawable(dr); |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2299 | } |
| 2300 | } |
| 2301 | |
reed | 3cb3840 | 2015-02-06 08:36:15 -0800 | [diff] [blame^] | 2302 | void SkCanvas::onDrawDrawable(SkDrawable* dr) { |
reed | 6a070dc | 2014-11-11 19:36:09 -0800 | [diff] [blame] | 2303 | dr->draw(this); |
| 2304 | } |
| 2305 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2306 | ////////////////////////////////////////////////////////////////////////////// |
| 2307 | // These methods are NOT virtual, and therefore must call back into virtual |
| 2308 | // methods, rather than actually drawing themselves. |
| 2309 | ////////////////////////////////////////////////////////////////////////////// |
| 2310 | |
| 2311 | void SkCanvas::drawARGB(U8CPU a, U8CPU r, U8CPU g, U8CPU b, |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2312 | SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2313 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawARGB()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2314 | SkPaint paint; |
| 2315 | |
| 2316 | paint.setARGB(a, r, g, b); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2317 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2318 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2319 | } |
| 2320 | this->drawPaint(paint); |
| 2321 | } |
| 2322 | |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2323 | void SkCanvas::drawColor(SkColor c, SkXfermode::Mode mode) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2324 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawColor()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2325 | SkPaint paint; |
| 2326 | |
| 2327 | paint.setColor(c); |
reed@android.com | 845fdac | 2009-06-23 03:01:32 +0000 | [diff] [blame] | 2328 | if (SkXfermode::kSrcOver_Mode != mode) { |
reed@android.com | 0baf193 | 2009-06-24 12:41:42 +0000 | [diff] [blame] | 2329 | paint.setXfermodeMode(mode); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2330 | } |
| 2331 | this->drawPaint(paint); |
| 2332 | } |
| 2333 | |
| 2334 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2335 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkPaint)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2336 | SkPoint pt; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2337 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2338 | pt.set(x, y); |
| 2339 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2340 | } |
| 2341 | |
| 2342 | void SkCanvas::drawPoint(SkScalar x, SkScalar y, SkColor color) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2343 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPoint(SkColor)"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2344 | SkPoint pt; |
| 2345 | SkPaint paint; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2346 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2347 | pt.set(x, y); |
| 2348 | paint.setColor(color); |
| 2349 | this->drawPoints(kPoints_PointMode, 1, &pt, paint); |
| 2350 | } |
| 2351 | |
| 2352 | void SkCanvas::drawLine(SkScalar x0, SkScalar y0, SkScalar x1, SkScalar y1, |
| 2353 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2354 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawLine()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2355 | SkPoint pts[2]; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2356 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2357 | pts[0].set(x0, y0); |
| 2358 | pts[1].set(x1, y1); |
| 2359 | this->drawPoints(kLines_PointMode, 2, pts, paint); |
| 2360 | } |
| 2361 | |
| 2362 | void SkCanvas::drawRectCoords(SkScalar left, SkScalar top, |
| 2363 | SkScalar right, SkScalar bottom, |
| 2364 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2365 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRectCoords()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2366 | SkRect r; |
| 2367 | |
| 2368 | r.set(left, top, right, bottom); |
| 2369 | this->drawRect(r, paint); |
| 2370 | } |
| 2371 | |
| 2372 | void SkCanvas::drawCircle(SkScalar cx, SkScalar cy, SkScalar radius, |
| 2373 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2374 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawCircle()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2375 | if (radius < 0) { |
| 2376 | radius = 0; |
| 2377 | } |
| 2378 | |
| 2379 | SkRect r; |
| 2380 | r.set(cx - radius, cy - radius, cx + radius, cy + radius); |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2381 | this->drawOval(r, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2382 | } |
| 2383 | |
| 2384 | void SkCanvas::drawRoundRect(const SkRect& r, SkScalar rx, SkScalar ry, |
| 2385 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2386 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawRoundRect()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2387 | if (rx > 0 && ry > 0) { |
| 2388 | if (paint.canComputeFastBounds()) { |
| 2389 | SkRect storage; |
reed@google.com | 3b3e895 | 2012-08-16 20:53:31 +0000 | [diff] [blame] | 2390 | if (this->quickReject(paint.computeFastBounds(r, &storage))) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2391 | return; |
| 2392 | } |
| 2393 | } |
reed@google.com | 4ed0fb7 | 2012-12-12 20:48:18 +0000 | [diff] [blame] | 2394 | SkRRect rrect; |
| 2395 | rrect.setRectXY(r, rx, ry); |
| 2396 | this->drawRRect(rrect, paint); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2397 | } else { |
| 2398 | this->drawRect(r, paint); |
| 2399 | } |
| 2400 | } |
| 2401 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2402 | void SkCanvas::drawArc(const SkRect& oval, SkScalar startAngle, |
| 2403 | SkScalar sweepAngle, bool useCenter, |
| 2404 | const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2405 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawArc()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2406 | if (SkScalarAbs(sweepAngle) >= SkIntToScalar(360)) { |
| 2407 | this->drawOval(oval, paint); |
| 2408 | } else { |
| 2409 | SkPath path; |
| 2410 | if (useCenter) { |
| 2411 | path.moveTo(oval.centerX(), oval.centerY()); |
| 2412 | } |
| 2413 | path.arcTo(oval, startAngle, sweepAngle, !useCenter); |
| 2414 | if (useCenter) { |
| 2415 | path.close(); |
| 2416 | } |
| 2417 | this->drawPath(path, paint); |
| 2418 | } |
| 2419 | } |
| 2420 | |
| 2421 | void SkCanvas::drawTextOnPathHV(const void* text, size_t byteLength, |
| 2422 | const SkPath& path, SkScalar hOffset, |
| 2423 | SkScalar vOffset, const SkPaint& paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2424 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawTextOnPathHV()"); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2425 | SkMatrix matrix; |
reed@google.com | 4b22602 | 2011-01-11 18:32:13 +0000 | [diff] [blame] | 2426 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2427 | matrix.setTranslate(hOffset, vOffset); |
| 2428 | this->drawTextOnPath(text, byteLength, path, &matrix, paint); |
| 2429 | } |
| 2430 | |
reed@android.com | f76bacf | 2009-05-13 14:00:33 +0000 | [diff] [blame] | 2431 | /////////////////////////////////////////////////////////////////////////////// |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 2432 | void SkCanvas::drawPicture(const SkPicture* picture) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2433 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPicture()"); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2434 | if (picture) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2435 | this->onDrawPicture(picture, NULL, NULL); |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 2436 | } |
| 2437 | } |
| 2438 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2439 | void SkCanvas::drawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) { |
danakj | 9881d63 | 2014-11-26 12:41:06 -0800 | [diff] [blame] | 2440 | TRACE_EVENT0("disabled-by-default-skia", "SkCanvas::drawPicture(SkMatrix, SkPaint)"); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2441 | if (picture) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2442 | if (matrix && matrix->isIdentity()) { |
| 2443 | matrix = NULL; |
| 2444 | } |
| 2445 | this->onDrawPicture(picture, matrix, paint); |
| 2446 | } |
| 2447 | } |
robertphillips | 9b14f26 | 2014-06-04 05:40:44 -0700 | [diff] [blame] | 2448 | |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2449 | void SkCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, |
| 2450 | const SkPaint* paint) { |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2451 | SkBaseDevice* device = this->getTopDevice(); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2452 | if (device) { |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2453 | // Canvas has to first give the device the opportunity to render |
| 2454 | // the picture itself. |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2455 | if (device->EXPERIMENTAL_drawPicture(this, picture, matrix, paint)) { |
commit-bot@chromium.org | 145d1c0 | 2014-03-16 19:46:36 +0000 | [diff] [blame] | 2456 | return; // the device has rendered the entire picture |
| 2457 | } |
| 2458 | } |
| 2459 | |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2460 | SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2461 | |
robertphillips | c5ba71d | 2014-09-04 08:42:50 -0700 | [diff] [blame] | 2462 | picture->playback(this); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2463 | } |
| 2464 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2465 | /////////////////////////////////////////////////////////////////////////////// |
| 2466 | /////////////////////////////////////////////////////////////////////////////// |
| 2467 | |
| 2468 | SkCanvas::LayerIter::LayerIter(SkCanvas* canvas, bool skipEmptyClips) { |
reed@google.com | d642329 | 2010-12-20 20:53:13 +0000 | [diff] [blame] | 2469 | SK_COMPILE_ASSERT(sizeof(fStorage) >= sizeof(SkDrawIter), fStorage_too_small); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2470 | |
| 2471 | SkASSERT(canvas); |
| 2472 | |
| 2473 | fImpl = new (fStorage) SkDrawIter(canvas, skipEmptyClips); |
| 2474 | fDone = !fImpl->next(); |
| 2475 | } |
| 2476 | |
| 2477 | SkCanvas::LayerIter::~LayerIter() { |
| 2478 | fImpl->~SkDrawIter(); |
| 2479 | } |
| 2480 | |
| 2481 | void SkCanvas::LayerIter::next() { |
| 2482 | fDone = !fImpl->next(); |
| 2483 | } |
| 2484 | |
robertphillips@google.com | 1f2f338 | 2013-08-29 11:54:56 +0000 | [diff] [blame] | 2485 | SkBaseDevice* SkCanvas::LayerIter::device() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 2486 | return fImpl->getDevice(); |
| 2487 | } |
| 2488 | |
| 2489 | const SkMatrix& SkCanvas::LayerIter::matrix() const { |
| 2490 | return fImpl->getMatrix(); |
| 2491 | } |
| 2492 | |
| 2493 | const SkPaint& SkCanvas::LayerIter::paint() const { |
| 2494 | const SkPaint* paint = fImpl->getPaint(); |
| 2495 | if (NULL == paint) { |
| 2496 | paint = &fDefaultPaint; |
| 2497 | } |
| 2498 | return *paint; |
| 2499 | } |
| 2500 | |
| 2501 | const SkRegion& SkCanvas::LayerIter::clip() const { return fImpl->getClip(); } |
| 2502 | int SkCanvas::LayerIter::x() const { return fImpl->getX(); } |
| 2503 | int SkCanvas::LayerIter::y() const { return fImpl->getY(); } |
justinlin@google.com | 20a550c | 2012-07-27 17:37:12 +0000 | [diff] [blame] | 2504 | |
| 2505 | /////////////////////////////////////////////////////////////////////////////// |
| 2506 | |
fmalita | c3b589a | 2014-06-05 12:40:07 -0700 | [diff] [blame] | 2507 | SkCanvasClipVisitor::~SkCanvasClipVisitor() { } |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 2508 | |
| 2509 | /////////////////////////////////////////////////////////////////////////////// |
| 2510 | |
| 2511 | static bool supported_for_raster_canvas(const SkImageInfo& info) { |
| 2512 | switch (info.alphaType()) { |
| 2513 | case kPremul_SkAlphaType: |
| 2514 | case kOpaque_SkAlphaType: |
| 2515 | break; |
| 2516 | default: |
| 2517 | return false; |
| 2518 | } |
| 2519 | |
| 2520 | switch (info.colorType()) { |
| 2521 | case kAlpha_8_SkColorType: |
| 2522 | case kRGB_565_SkColorType: |
commit-bot@chromium.org | 28fcae2 | 2014-04-11 17:15:40 +0000 | [diff] [blame] | 2523 | case kN32_SkColorType: |
commit-bot@chromium.org | 3107b6a | 2014-02-27 20:32:51 +0000 | [diff] [blame] | 2524 | break; |
| 2525 | default: |
| 2526 | return false; |
| 2527 | } |
| 2528 | |
| 2529 | return true; |
| 2530 | } |
| 2531 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2532 | SkCanvas* SkCanvas::NewRasterDirect(const SkImageInfo& info, void* pixels, size_t rowBytes) { |
| 2533 | if (!supported_for_raster_canvas(info)) { |
| 2534 | return NULL; |
| 2535 | } |
skia.committer@gmail.com | eb849e5 | 2014-03-17 03:02:17 +0000 | [diff] [blame] | 2536 | |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2537 | SkBitmap bitmap; |
| 2538 | if (!bitmap.installPixels(info, pixels, rowBytes)) { |
| 2539 | return NULL; |
| 2540 | } |
commit-bot@chromium.org | 42b0893 | 2014-03-17 02:13:07 +0000 | [diff] [blame] | 2541 | return SkNEW_ARGS(SkCanvas, (bitmap)); |
| 2542 | } |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2543 | |
| 2544 | /////////////////////////////////////////////////////////////////////////////// |
| 2545 | |
| 2546 | SkAutoCanvasMatrixPaint::SkAutoCanvasMatrixPaint(SkCanvas* canvas, const SkMatrix* matrix, |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2547 | const SkPaint* paint, const SkRect& bounds) |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2548 | : fCanvas(canvas) |
| 2549 | , fSaveCount(canvas->getSaveCount()) |
| 2550 | { |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2551 | if (paint) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2552 | SkRect newBounds = bounds; |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2553 | if (matrix) { |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2554 | matrix->mapRect(&newBounds); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2555 | } |
robertphillips | a8d7f0b | 2014-08-29 08:03:56 -0700 | [diff] [blame] | 2556 | canvas->saveLayer(&newBounds, paint); |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2557 | } else if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2558 | canvas->save(); |
| 2559 | } |
mtklein | 6cfa73a | 2014-08-13 13:33:49 -0700 | [diff] [blame] | 2560 | |
bsalomon | 49f085d | 2014-09-05 13:34:00 -0700 | [diff] [blame] | 2561 | if (matrix) { |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 2562 | canvas->concat(*matrix); |
| 2563 | } |
| 2564 | } |
| 2565 | |
| 2566 | SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { |
| 2567 | fCanvas->restoreToCount(fSaveCount); |
| 2568 | } |