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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_PAINT_PAINT_CANVAS_H_ | 5 #ifndef CC_PAINT_PAINT_CANVAS_H_ |
6 #define CC_PAINT_PAINT_CANVAS_H_ | 6 #define CC_PAINT_PAINT_CANVAS_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "build/build_config.h" | 11 #include "build/build_config.h" |
12 #include "cc/paint/paint_export.h" | 12 #include "cc/paint/paint_export.h" |
13 #include "cc/paint/paint_record.h" | |
14 #include "third_party/skia/include/core/SkCanvas.h" | 13 #include "third_party/skia/include/core/SkCanvas.h" |
15 | 14 |
16 namespace cc { | 15 namespace cc { |
17 | 16 |
18 class DisplayItemList; | 17 class DisplayItemList; |
19 class PaintFlags; | 18 class PaintFlags; |
19 class PaintOpBuffer; | |
20 | |
21 using PaintRecord = PaintOpBuffer; | |
20 | 22 |
21 class CC_PAINT_EXPORT PaintCanvas { | 23 class CC_PAINT_EXPORT PaintCanvas { |
22 public: | 24 public: |
23 virtual ~PaintCanvas() {} | 25 virtual ~PaintCanvas() {} |
24 | 26 |
25 virtual SkMetaData& getMetaData() = 0; | 27 virtual SkMetaData& getMetaData() = 0; |
28 | |
29 // TODO(enne): this only appears to mostly be used to determine if this is | |
30 // recording or not, so could be simplified or removed. | |
26 virtual SkImageInfo imageInfo() const = 0; | 31 virtual SkImageInfo imageInfo() const = 0; |
27 | 32 |
28 // TODO(enne): It would be nice to get rid of flush() entirely, as it | 33 // TODO(enne): It would be nice to get rid of flush() entirely, as it |
29 // doesn't really make sense for recording. However, this gets used by | 34 // doesn't really make sense for recording. However, this gets used by |
30 // SkCanvasVideoRenderer which takes a PaintCanvas to paint both | 35 // SkCanvasVideoRenderer which takes a PaintCanvas to paint both |
31 // software and hardware video. This is super entangled with ImageBuffer | 36 // software and hardware video. This is super entangled with ImageBuffer |
32 // and canvas/video painting in Blink where the same paths are used for | 37 // and canvas/video painting in Blink where the same paths are used for |
33 // both recording and gpu work. | 38 // both recording and gpu work. |
34 virtual void flush() = 0; | 39 virtual void flush() = 0; |
35 | 40 |
36 virtual SkISize getBaseLayerSize() const = 0; | 41 virtual SkISize getBaseLayerSize() const = 0; |
37 virtual bool readPixels(const SkImageInfo& dest_info, | 42 virtual bool readPixels(const SkImageInfo& dest_info, |
38 void* dest_pixels, | 43 void* dest_pixels, |
39 size_t dest_row_bytes, | 44 size_t dest_row_bytes, |
40 int src_x, | 45 int src_x, |
41 int src_y) = 0; | 46 int src_y) = 0; |
42 virtual bool readPixels(SkBitmap* bitmap, int src_x, int src_y) = 0; | 47 virtual bool readPixels(SkBitmap* bitmap, int src_x, int src_y) = 0; |
43 virtual bool readPixels(const SkIRect& srcRect, SkBitmap* bitmap) = 0; | 48 virtual bool readPixels(const SkIRect& srcRect, SkBitmap* bitmap) = 0; |
44 virtual bool writePixels(const SkImageInfo& info, | 49 virtual bool writePixels(const SkImageInfo& info, |
45 const void* pixels, | 50 const void* pixels, |
46 size_t row_bytes, | 51 size_t row_bytes, |
47 int x, | 52 int x, |
48 int y) = 0; | 53 int y) = 0; |
49 virtual int save() = 0; | 54 virtual int save() = 0; |
50 virtual int saveLayer(const SkRect* bounds, const PaintFlags* flags) = 0; | 55 virtual int saveLayer(const SkRect* bounds, const PaintFlags* flags) = 0; |
51 virtual int saveLayerAlpha(const SkRect* bounds, U8CPU alpha) = 0; | 56 virtual int saveLayerAlpha(const SkRect* bounds, uint8_t alpha) = 0; |
52 | 57 |
53 virtual void restore() = 0; | 58 virtual void restore() = 0; |
54 virtual int getSaveCount() const = 0; | 59 virtual int getSaveCount() const = 0; |
55 virtual void restoreToCount(int save_count) = 0; | 60 virtual void restoreToCount(int save_count) = 0; |
56 virtual void translate(SkScalar dx, SkScalar dy) = 0; | 61 virtual void translate(SkScalar dx, SkScalar dy) = 0; |
57 virtual void scale(SkScalar sx, SkScalar sy) = 0; | 62 virtual void scale(SkScalar sx, SkScalar sy) = 0; |
58 virtual void rotate(SkScalar degrees) = 0; | 63 virtual void rotate(SkScalar degrees) = 0; |
59 virtual void concat(const SkMatrix& matrix) = 0; | 64 virtual void concat(const SkMatrix& matrix) = 0; |
60 virtual void setMatrix(const SkMatrix& matrix) = 0; | 65 virtual void setMatrix(const SkMatrix& matrix) = 0; |
61 | 66 |
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92 } | 97 } |
93 | 98 |
94 virtual bool quickReject(const SkRect& rect) const = 0; | 99 virtual bool quickReject(const SkRect& rect) const = 0; |
95 virtual bool quickReject(const SkPath& path) const = 0; | 100 virtual bool quickReject(const SkPath& path) const = 0; |
96 virtual SkRect getLocalClipBounds() const = 0; | 101 virtual SkRect getLocalClipBounds() const = 0; |
97 virtual bool getLocalClipBounds(SkRect* bounds) const = 0; | 102 virtual bool getLocalClipBounds(SkRect* bounds) const = 0; |
98 virtual SkIRect getDeviceClipBounds() const = 0; | 103 virtual SkIRect getDeviceClipBounds() const = 0; |
99 virtual bool getDeviceClipBounds(SkIRect* bounds) const = 0; | 104 virtual bool getDeviceClipBounds(SkIRect* bounds) const = 0; |
100 virtual void drawColor(SkColor color, SkBlendMode mode) = 0; | 105 virtual void drawColor(SkColor color, SkBlendMode mode) = 0; |
101 void drawColor(SkColor color) { drawColor(color, SkBlendMode::kSrcOver); } | 106 void drawColor(SkColor color) { drawColor(color, SkBlendMode::kSrcOver); } |
107 | |
108 // TODO(enne): This is a synonym for drawColor with kSrc. Remove it. | |
vmpstr
2017/03/28 18:27:14
Remember when it wasn't a synonym? Pepperidge farm
| |
102 virtual void clear(SkColor color) = 0; | 109 virtual void clear(SkColor color) = 0; |
103 | 110 |
104 virtual void drawLine(SkScalar x0, | 111 virtual void drawLine(SkScalar x0, |
105 SkScalar y0, | 112 SkScalar y0, |
106 SkScalar x1, | 113 SkScalar x1, |
107 SkScalar y1, | 114 SkScalar y1, |
108 const PaintFlags& flags) = 0; | 115 const PaintFlags& flags) = 0; |
109 virtual void drawRect(const SkRect& rect, const PaintFlags& flags) = 0; | 116 virtual void drawRect(const SkRect& rect, const PaintFlags& flags) = 0; |
110 virtual void drawIRect(const SkIRect& rect, const PaintFlags& flags) = 0; | 117 virtual void drawIRect(const SkIRect& rect, const PaintFlags& flags) = 0; |
111 virtual void drawOval(const SkRect& oval, const PaintFlags& flags) = 0; | 118 virtual void drawOval(const SkRect& oval, const PaintFlags& flags) = 0; |
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259 const SkPoint& point, | 266 const SkPoint& point, |
260 SkData* data); | 267 SkData* data); |
261 | 268 |
262 CC_PAINT_EXPORT void PaintCanvasAnnotateLinkToDestination(PaintCanvas* canvas, | 269 CC_PAINT_EXPORT void PaintCanvasAnnotateLinkToDestination(PaintCanvas* canvas, |
263 const SkRect& rect, | 270 const SkRect& rect, |
264 SkData* data); | 271 SkData* data); |
265 | 272 |
266 } // namespace cc | 273 } // namespace cc |
267 | 274 |
268 #endif // CC_PAINT_PAINT_CANVAS_H_ | 275 #endif // CC_PAINT_PAINT_CANVAS_H_ |
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