chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2012 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | |
| 9 | |
| 10 | #include <iostream> |
| 11 | #include "SkDebugCanvas.h" |
| 12 | #include "SkDrawCommand.h" |
| 13 | |
reed@google.com | 6ae24e0 | 2012-09-26 13:44:13 +0000 | [diff] [blame] | 14 | static SkBitmap make_noconfig_bm(int width, int height) { |
| 15 | SkBitmap bm; |
| 16 | bm.setConfig(SkBitmap::kNo_Config, width, height); |
| 17 | return bm; |
| 18 | } |
| 19 | |
| 20 | SkDebugCanvas::SkDebugCanvas(int width, int height) |
| 21 | : INHERITED(make_noconfig_bm(width, height)) { |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 22 | // TODO(chudy): Free up memory from all draw commands in destructor. |
chudy@google.com | 80a4a60 | 2012-07-30 18:54:07 +0000 | [diff] [blame] | 23 | fWidth = width; |
| 24 | fHeight = height; |
reed@google.com | 6ae24e0 | 2012-09-26 13:44:13 +0000 | [diff] [blame] | 25 | // do we need fBm anywhere? |
chudy@google.com | b9ddd4e | 2012-07-10 14:14:50 +0000 | [diff] [blame] | 26 | fBm.setConfig(SkBitmap::kNo_Config, fWidth, fHeight); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 27 | fFilter = false; |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 28 | fIndex = 0; |
| 29 | fUserOffset.set(0,0); |
| 30 | fUserScale = 1.0; |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 31 | } |
| 32 | |
chudy@google.com | 9cda6f7 | 2012-08-07 15:08:33 +0000 | [diff] [blame] | 33 | SkDebugCanvas::~SkDebugCanvas() { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 34 | commandVector.deleteAll(); |
chudy@google.com | 9cda6f7 | 2012-08-07 15:08:33 +0000 | [diff] [blame] | 35 | } |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 36 | |
| 37 | void SkDebugCanvas::addDrawCommand(SkDrawCommand* command) { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 38 | commandVector.push(command); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 39 | } |
| 40 | |
| 41 | void SkDebugCanvas::draw(SkCanvas* canvas) { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 42 | if(!commandVector.isEmpty()) { |
| 43 | for (int i = 0; i < commandVector.count(); i++) { |
| 44 | if (commandVector[i]->isVisible()) { |
| 45 | commandVector[i]->execute(canvas); |
chudy@google.com | 0ab0339 | 2012-07-28 20:16:11 +0000 | [diff] [blame] | 46 | } |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 47 | } |
| 48 | } |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 49 | fIndex = commandVector.count() - 1; |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 50 | } |
| 51 | |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 52 | void SkDebugCanvas::applyUserTransform(SkCanvas* canvas) { |
skia.committer@gmail.com | 04ba448 | 2012-09-07 02:01:30 +0000 | [diff] [blame] | 53 | canvas->translate(SkIntToScalar(fUserOffset.fX), |
robertphillips@google.com | 94acc70 | 2012-09-06 18:43:21 +0000 | [diff] [blame] | 54 | SkIntToScalar(fUserOffset.fY)); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 55 | if (fUserScale < 0) { |
robertphillips@google.com | 94acc70 | 2012-09-06 18:43:21 +0000 | [diff] [blame] | 56 | canvas->scale((1.0f / -fUserScale), (1.0f / -fUserScale)); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 57 | } else if (fUserScale > 0) { |
| 58 | canvas->scale(fUserScale, fUserScale); |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | int SkDebugCanvas::getCommandAtPoint(int x, int y, int index) { |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 63 | SkBitmap bitmap; |
| 64 | bitmap.setConfig(SkBitmap::kARGB_8888_Config, 1, 1); |
| 65 | bitmap.allocPixels(); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 66 | |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 67 | SkCanvas canvas(bitmap); |
robertphillips@google.com | 94acc70 | 2012-09-06 18:43:21 +0000 | [diff] [blame] | 68 | canvas.translate(SkIntToScalar(-x), SkIntToScalar(-y)); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 69 | applyUserTransform(&canvas); |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 70 | |
| 71 | int layer = 0; |
chudy@google.com | 751961d | 2012-07-31 20:07:42 +0000 | [diff] [blame] | 72 | SkColor prev = bitmap.getColor(0,0); |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 73 | for (int i = 0; i < index; i++) { |
| 74 | if (commandVector[i]->isVisible()) { |
| 75 | commandVector[i]->execute(&canvas); |
| 76 | } |
| 77 | if (prev != bitmap.getColor(0,0)) { |
| 78 | layer = i; |
| 79 | } |
| 80 | prev = bitmap.getColor(0,0); |
| 81 | } |
| 82 | return layer; |
| 83 | } |
| 84 | |
| 85 | void SkDebugCanvas::drawTo(SkCanvas* canvas, int index) { |
| 86 | int counter = 0; |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 87 | SkASSERT(!commandVector.isEmpty()); |
| 88 | SkASSERT(index < commandVector.count()); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 89 | int i; |
| 90 | |
| 91 | // This only works assuming the canvas and device are the same ones that |
| 92 | // were previously drawn into because they need to preserve all saves |
| 93 | // and restores. |
| 94 | if (fIndex < index) { |
| 95 | i = fIndex + 1; |
| 96 | } else { |
| 97 | i = 0; |
| 98 | canvas->clear(0); |
| 99 | canvas->resetMatrix(); |
skia.committer@gmail.com | 04ba448 | 2012-09-07 02:01:30 +0000 | [diff] [blame] | 100 | SkRect rect = SkRect::MakeWH(SkIntToScalar(fWidth), |
robertphillips@google.com | 94acc70 | 2012-09-06 18:43:21 +0000 | [diff] [blame] | 101 | SkIntToScalar(fHeight)); |
chudy@google.com | 4c7962e | 2012-08-14 19:38:31 +0000 | [diff] [blame] | 102 | canvas->clipRect(rect, SkRegion::kReplace_Op ); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 103 | applyUserTransform(canvas); |
| 104 | } |
| 105 | |
| 106 | for (; i <= index; i++) { |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 107 | if (i == index && fFilter) { |
| 108 | SkPaint p; |
| 109 | p.setColor(0xAAFFFFFF); |
| 110 | canvas->save(); |
| 111 | canvas->resetMatrix(); |
| 112 | SkRect mask; |
| 113 | mask.set(SkIntToScalar(0), SkIntToScalar(0), |
| 114 | SkIntToScalar(fWidth), SkIntToScalar(fHeight)); |
| 115 | canvas->clipRect(mask, SkRegion::kReplace_Op, false); |
| 116 | canvas->drawRectCoords(SkIntToScalar(0), SkIntToScalar(0), |
| 117 | SkIntToScalar(fWidth), SkIntToScalar(fHeight), p); |
| 118 | canvas->restore(); |
| 119 | } |
| 120 | |
| 121 | if (commandVector[i]->isVisible()) { |
| 122 | commandVector[i]->execute(canvas); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 123 | } |
| 124 | } |
chudy@google.com | a9e937c | 2012-08-03 17:32:05 +0000 | [diff] [blame] | 125 | fMatrix = canvas->getTotalMatrix(); |
| 126 | fClip = canvas->getTotalClip().getBounds(); |
chudy@google.com | 830b879 | 2012-08-01 15:57:52 +0000 | [diff] [blame] | 127 | fIndex = index; |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | SkDrawCommand* SkDebugCanvas::getDrawCommandAt(int index) { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 131 | SkASSERT(index < commandVector.count()); |
chudy@google.com | 7e4cfbf | 2012-07-17 15:40:51 +0000 | [diff] [blame] | 132 | return commandVector[index]; |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 133 | } |
| 134 | |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 135 | SkTDArray<SkString*>* SkDebugCanvas::getCommandInfo(int index) { |
| 136 | SkASSERT(index < commandVector.count()); |
chudy@google.com | 7e4cfbf | 2012-07-17 15:40:51 +0000 | [diff] [blame] | 137 | return commandVector[index]->Info(); |
| 138 | } |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 139 | |
chudy@google.com | 7e4cfbf | 2012-07-17 15:40:51 +0000 | [diff] [blame] | 140 | bool SkDebugCanvas::getDrawCommandVisibilityAt(int index) { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 141 | SkASSERT(index < commandVector.count()); |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 142 | return commandVector[index]->isVisible(); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 143 | } |
| 144 | |
robertphillips@google.com | 8a1cdae | 2012-11-19 20:44:29 +0000 | [diff] [blame^] | 145 | const SkTDArray <SkDrawCommand*>& SkDebugCanvas::getDrawCommands() const { |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 146 | return commandVector; |
| 147 | } |
| 148 | |
| 149 | // TODO(chudy): Free command string memory. |
robertphillips@google.com | 8a1cdae | 2012-11-19 20:44:29 +0000 | [diff] [blame^] | 150 | SkTArray<SkString>* SkDebugCanvas::getDrawCommandsAsStrings() const { |
| 151 | SkTArray<SkString>* commandString = new SkTArray<SkString>(commandVector.count()); |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 152 | if (!commandVector.isEmpty()) { |
| 153 | for (int i = 0; i < commandVector.count(); i ++) { |
robertphillips@google.com | 8a1cdae | 2012-11-19 20:44:29 +0000 | [diff] [blame^] | 154 | commandString->push_back() = commandVector[i]->toString(); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 155 | } |
| 156 | } |
| 157 | return commandString; |
| 158 | } |
| 159 | |
| 160 | void SkDebugCanvas::toggleFilter(bool toggle) { |
| 161 | fFilter = toggle; |
| 162 | } |
| 163 | |
| 164 | void SkDebugCanvas::clear(SkColor color) { |
| 165 | addDrawCommand(new Clear(color)); |
| 166 | } |
| 167 | |
| 168 | bool SkDebugCanvas::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) { |
| 169 | addDrawCommand(new ClipPath(path, op, doAA)); |
| 170 | return true; |
| 171 | } |
| 172 | |
| 173 | bool SkDebugCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { |
| 174 | addDrawCommand(new ClipRect(rect, op, doAA)); |
| 175 | return true; |
| 176 | } |
| 177 | |
| 178 | bool SkDebugCanvas::clipRegion(const SkRegion& region, SkRegion::Op op) { |
| 179 | addDrawCommand(new ClipRegion(region, op)); |
| 180 | return true; |
| 181 | } |
| 182 | |
| 183 | bool SkDebugCanvas::concat(const SkMatrix& matrix) { |
| 184 | addDrawCommand(new Concat(matrix)); |
| 185 | return true; |
| 186 | } |
| 187 | |
| 188 | void SkDebugCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar left, |
| 189 | SkScalar top, const SkPaint* paint = NULL) { |
| 190 | addDrawCommand(new DrawBitmap(bitmap, left, top, paint)); |
| 191 | } |
| 192 | |
reed@google.com | 7112173 | 2012-09-18 15:14:33 +0000 | [diff] [blame] | 193 | void SkDebugCanvas::drawBitmapRectToRect(const SkBitmap& bitmap, |
| 194 | const SkRect* src, const SkRect& dst, const SkPaint* paint) { |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 195 | addDrawCommand(new DrawBitmapRect(bitmap, src, dst, paint)); |
| 196 | } |
| 197 | |
| 198 | void SkDebugCanvas::drawBitmapMatrix(const SkBitmap& bitmap, |
| 199 | const SkMatrix& matrix, const SkPaint* paint) { |
| 200 | addDrawCommand(new DrawBitmapMatrix(bitmap, matrix, paint)); |
| 201 | } |
| 202 | |
| 203 | void SkDebugCanvas::drawBitmapNine(const SkBitmap& bitmap, |
| 204 | const SkIRect& center, const SkRect& dst, const SkPaint* paint) { |
| 205 | addDrawCommand(new DrawBitmapNine(bitmap, center, dst, paint)); |
| 206 | } |
| 207 | |
| 208 | void SkDebugCanvas::drawData(const void* data, size_t length) { |
| 209 | addDrawCommand(new DrawData(data, length)); |
| 210 | } |
| 211 | |
| 212 | void SkDebugCanvas::drawPaint(const SkPaint& paint) { |
| 213 | addDrawCommand(new DrawPaint(paint)); |
| 214 | } |
| 215 | |
| 216 | void SkDebugCanvas::drawPath(const SkPath& path, const SkPaint& paint) { |
| 217 | addDrawCommand(new DrawPath(path, paint)); |
| 218 | } |
| 219 | |
| 220 | void SkDebugCanvas::drawPicture(SkPicture& picture) { |
| 221 | addDrawCommand(new DrawPicture(picture)); |
| 222 | } |
| 223 | |
| 224 | void SkDebugCanvas::drawPoints(PointMode mode, size_t count, |
| 225 | const SkPoint pts[], const SkPaint& paint) { |
| 226 | addDrawCommand(new DrawPoints(mode, count, pts, paint)); |
| 227 | } |
| 228 | |
| 229 | void SkDebugCanvas::drawPosText(const void* text, size_t byteLength, |
| 230 | const SkPoint pos[], const SkPaint& paint) { |
| 231 | addDrawCommand(new DrawPosText(text, byteLength, pos, paint)); |
| 232 | } |
| 233 | |
| 234 | void SkDebugCanvas::drawPosTextH(const void* text, size_t byteLength, |
| 235 | const SkScalar xpos[], SkScalar constY, const SkPaint& paint) { |
| 236 | addDrawCommand(new DrawPosTextH(text, byteLength, xpos, constY, paint)); |
| 237 | } |
| 238 | |
| 239 | void SkDebugCanvas::drawRect(const SkRect& rect, const SkPaint& paint) { |
| 240 | // NOTE(chudy): Messing up when renamed to DrawRect... Why? |
| 241 | addDrawCommand(new DrawRectC(rect, paint)); |
| 242 | } |
| 243 | |
| 244 | void SkDebugCanvas::drawSprite(const SkBitmap& bitmap, int left, int top, |
| 245 | const SkPaint* paint = NULL) { |
| 246 | addDrawCommand(new DrawSprite(bitmap, left, top, paint)); |
| 247 | } |
| 248 | |
| 249 | void SkDebugCanvas::drawText(const void* text, size_t byteLength, SkScalar x, |
| 250 | SkScalar y, const SkPaint& paint) { |
| 251 | addDrawCommand(new DrawTextC(text, byteLength, x, y, paint)); |
| 252 | } |
| 253 | |
| 254 | void SkDebugCanvas::drawTextOnPath(const void* text, size_t byteLength, |
| 255 | const SkPath& path, const SkMatrix* matrix, const SkPaint& paint) { |
| 256 | addDrawCommand(new DrawTextOnPath(text, byteLength, path, matrix, paint)); |
| 257 | } |
| 258 | |
| 259 | void SkDebugCanvas::drawVertices(VertexMode vmode, int vertexCount, |
| 260 | const SkPoint vertices[], const SkPoint texs[], const SkColor colors[], |
| 261 | SkXfermode*, const uint16_t indices[], int indexCount, |
| 262 | const SkPaint& paint) { |
| 263 | addDrawCommand(new DrawVertices(vmode, vertexCount, vertices, texs, colors, |
| 264 | NULL, indices, indexCount, paint)); |
| 265 | } |
| 266 | |
| 267 | void SkDebugCanvas::restore() { |
| 268 | addDrawCommand(new Restore()); |
| 269 | } |
| 270 | |
| 271 | bool SkDebugCanvas::rotate(SkScalar degrees) { |
| 272 | addDrawCommand(new Rotate(degrees)); |
| 273 | return true; |
| 274 | } |
| 275 | |
| 276 | int SkDebugCanvas::save(SaveFlags flags) { |
| 277 | addDrawCommand(new Save(flags)); |
| 278 | return true; |
| 279 | } |
| 280 | |
| 281 | int SkDebugCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint, |
| 282 | SaveFlags flags) { |
| 283 | addDrawCommand(new SaveLayer(bounds, paint, flags)); |
| 284 | return true; |
| 285 | } |
| 286 | |
| 287 | bool SkDebugCanvas::scale(SkScalar sx, SkScalar sy) { |
| 288 | addDrawCommand(new Scale(sx, sy)); |
| 289 | return true; |
| 290 | } |
| 291 | |
| 292 | void SkDebugCanvas::setMatrix(const SkMatrix& matrix) { |
| 293 | addDrawCommand(new SetMatrix(matrix)); |
| 294 | } |
| 295 | |
| 296 | bool SkDebugCanvas::skew(SkScalar sx, SkScalar sy) { |
| 297 | addDrawCommand(new Skew(sx, sy)); |
| 298 | return true; |
| 299 | } |
| 300 | |
| 301 | bool SkDebugCanvas::translate(SkScalar dx, SkScalar dy) { |
| 302 | addDrawCommand(new Translate(dx, dy)); |
| 303 | return true; |
| 304 | } |
| 305 | |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 306 | void SkDebugCanvas::toggleCommand(int index, bool toggle) { |
chudy@google.com | 97cee97 | 2012-08-07 20:41:37 +0000 | [diff] [blame] | 307 | SkASSERT(index < commandVector.count()); |
chudy@google.com | 0b5bbb0 | 2012-07-31 19:55:32 +0000 | [diff] [blame] | 308 | commandVector[index]->setVisible(toggle); |
chudy@google.com | 902ebe5 | 2012-06-29 14:21:22 +0000 | [diff] [blame] | 309 | } |