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1 /* | 1 /* |
2 * Copyright 2008 The Android Open Source Project | 2 * Copyright 2008 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkBitmapDevice.h" | 8 #include "SkBitmapDevice.h" |
9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
10 #include "SkCanvasPriv.h" | 10 #include "SkCanvasPriv.h" |
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287 one that is at or below this level in the stack (so we know what | 287 one that is at or below this level in the stack (so we know what |
288 bitmap/device to draw into from this level. This value is NOT | 288 bitmap/device to draw into from this level. This value is NOT |
289 reference counted, since the real owner is either our fLayer field, | 289 reference counted, since the real owner is either our fLayer field, |
290 or a previous one in a lower level.) | 290 or a previous one in a lower level.) |
291 */ | 291 */ |
292 DeviceCM* fTopLayer; | 292 DeviceCM* fTopLayer; |
293 SkRasterClip fRasterClip; | 293 SkRasterClip fRasterClip; |
294 SkMatrix fMatrix; | 294 SkMatrix fMatrix; |
295 int fDeferredSaveCount; | 295 int fDeferredSaveCount; |
296 | 296 |
| 297 // This is the current cumulative depth (aggregate of all done translateZ ca
lls) |
| 298 SkScalar fCurDrawDepth; |
| 299 |
297 MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { | 300 MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { |
298 fFilter = nullptr; | 301 fFilter = nullptr; |
299 fLayer = nullptr; | 302 fLayer = nullptr; |
300 fTopLayer = nullptr; | 303 fTopLayer = nullptr; |
301 fMatrix.reset(); | 304 fMatrix.reset(); |
302 fDeferredSaveCount = 0; | 305 fDeferredSaveCount = 0; |
| 306 fCurDrawDepth = 0; |
303 | 307 |
304 // don't bother initializing fNext | 308 // don't bother initializing fNext |
305 inc_rec(); | 309 inc_rec(); |
306 } | 310 } |
307 MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip), fMatrix(prev.fMatr
ix) { | 311 MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip), fMatrix(prev.fMatr
ix), |
| 312 fCurDrawDepth(prev.fCurDrawDepth) { |
308 fFilter = SkSafeRef(prev.fFilter); | 313 fFilter = SkSafeRef(prev.fFilter); |
309 fLayer = nullptr; | 314 fLayer = nullptr; |
310 fTopLayer = prev.fTopLayer; | 315 fTopLayer = prev.fTopLayer; |
311 fDeferredSaveCount = 0; | 316 fDeferredSaveCount = 0; |
312 | 317 |
313 // don't bother initializing fNext | 318 // don't bother initializing fNext |
314 inc_rec(); | 319 inc_rec(); |
315 } | 320 } |
316 ~MCRec() { | 321 ~MCRec() { |
317 SkSafeUnref(fFilter); | 322 SkSafeUnref(fFilter); |
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1514 void SkCanvas::setMatrix(const SkMatrix& matrix) { | 1519 void SkCanvas::setMatrix(const SkMatrix& matrix) { |
1515 this->checkForDeferredSave(); | 1520 this->checkForDeferredSave(); |
1516 this->internalSetMatrix(matrix); | 1521 this->internalSetMatrix(matrix); |
1517 this->didSetMatrix(matrix); | 1522 this->didSetMatrix(matrix); |
1518 } | 1523 } |
1519 | 1524 |
1520 void SkCanvas::resetMatrix() { | 1525 void SkCanvas::resetMatrix() { |
1521 this->setMatrix(SkMatrix::I()); | 1526 this->setMatrix(SkMatrix::I()); |
1522 } | 1527 } |
1523 | 1528 |
| 1529 void SkCanvas::translateZ(SkScalar z) { |
| 1530 this->checkForDeferredSave(); |
| 1531 this->fMCRec->fCurDrawDepth += z; |
| 1532 this->didTranslateZ(z); |
| 1533 } |
| 1534 |
| 1535 SkScalar SkCanvas::getZ() const { |
| 1536 return this->fMCRec->fCurDrawDepth; |
| 1537 } |
| 1538 |
1524 ////////////////////////////////////////////////////////////////////////////// | 1539 ////////////////////////////////////////////////////////////////////////////// |
1525 | 1540 |
1526 void SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { | 1541 void SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { |
1527 if (!fAllowSoftClip) { | 1542 if (!fAllowSoftClip) { |
1528 doAA = false; | 1543 doAA = false; |
1529 } | 1544 } |
1530 | 1545 |
1531 #ifdef SK_SUPPORT_PRECHECK_CLIPRECT | 1546 #ifdef SK_SUPPORT_PRECHECK_CLIPRECT |
1532 // Check if we can quick-accept the clip call (and do nothing) | 1547 // Check if we can quick-accept the clip call (and do nothing) |
1533 // | 1548 // |
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3094 | 3109 |
3095 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { | 3110 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { |
3096 fCanvas->restoreToCount(fSaveCount); | 3111 fCanvas->restoreToCount(fSaveCount); |
3097 } | 3112 } |
3098 | 3113 |
3099 #ifdef SK_SUPPORT_LEGACY_NEW_SURFACE_API | 3114 #ifdef SK_SUPPORT_LEGACY_NEW_SURFACE_API |
3100 SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* p
rops) { | 3115 SkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* p
rops) { |
3101 return this->makeSurface(info, props).release(); | 3116 return this->makeSurface(info, props).release(); |
3102 } | 3117 } |
3103 #endif | 3118 #endif |
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