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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_image.h" | 13 #include "cc/paint/paint_image.h" |
| 14 #include "cc/paint/paint_record.h" |
14 #include "third_party/skia/include/core/SkCanvas.h" | 15 #include "third_party/skia/include/core/SkCanvas.h" |
15 | 16 |
16 namespace cc { | 17 namespace cc { |
17 | 18 |
18 class DisplayItemList; | 19 class DisplayItemList; |
19 class PaintFlags; | 20 class PaintFlags; |
20 class PaintOpBuffer; | |
21 | |
22 using PaintRecord = PaintOpBuffer; | |
23 | 21 |
24 class CC_PAINT_EXPORT PaintCanvas { | 22 class CC_PAINT_EXPORT PaintCanvas { |
25 public: | 23 public: |
26 virtual ~PaintCanvas() {} | 24 virtual ~PaintCanvas() {} |
27 | 25 |
28 virtual SkMetaData& getMetaData() = 0; | 26 virtual SkMetaData& getMetaData() = 0; |
29 | |
30 // TODO(enne): this only appears to mostly be used to determine if this is | |
31 // recording or not, so could be simplified or removed. | |
32 virtual SkImageInfo imageInfo() const = 0; | 27 virtual SkImageInfo imageInfo() const = 0; |
33 | 28 |
34 // TODO(enne): It would be nice to get rid of flush() entirely, as it | 29 // TODO(enne): It would be nice to get rid of flush() entirely, as it |
35 // doesn't really make sense for recording. However, this gets used by | 30 // doesn't really make sense for recording. However, this gets used by |
36 // SkCanvasVideoRenderer which takes a PaintCanvas to paint both | 31 // SkCanvasVideoRenderer which takes a PaintCanvas to paint both |
37 // software and hardware video. This is super entangled with ImageBuffer | 32 // software and hardware video. This is super entangled with ImageBuffer |
38 // and canvas/video painting in Blink where the same paths are used for | 33 // and canvas/video painting in Blink where the same paths are used for |
39 // both recording and gpu work. | 34 // both recording and gpu work. |
40 virtual void flush() = 0; | 35 virtual void flush() = 0; |
41 | 36 |
42 virtual SkISize getBaseLayerSize() const = 0; | 37 virtual SkISize getBaseLayerSize() const = 0; |
43 virtual bool writePixels(const SkImageInfo& info, | 38 virtual bool writePixels(const SkImageInfo& info, |
44 const void* pixels, | 39 const void* pixels, |
45 size_t row_bytes, | 40 size_t row_bytes, |
46 int x, | 41 int x, |
47 int y) = 0; | 42 int y) = 0; |
48 virtual int save() = 0; | 43 virtual int save() = 0; |
49 virtual int saveLayer(const SkRect* bounds, const PaintFlags* flags) = 0; | 44 virtual int saveLayer(const SkRect* bounds, const PaintFlags* flags) = 0; |
50 virtual int saveLayerAlpha(const SkRect* bounds, uint8_t alpha) = 0; | 45 virtual int saveLayerAlpha(const SkRect* bounds, U8CPU alpha) = 0; |
51 | 46 |
52 virtual void restore() = 0; | 47 virtual void restore() = 0; |
53 virtual int getSaveCount() const = 0; | 48 virtual int getSaveCount() const = 0; |
54 virtual void restoreToCount(int save_count) = 0; | 49 virtual void restoreToCount(int save_count) = 0; |
55 virtual void translate(SkScalar dx, SkScalar dy) = 0; | 50 virtual void translate(SkScalar dx, SkScalar dy) = 0; |
56 virtual void scale(SkScalar sx, SkScalar sy) = 0; | 51 virtual void scale(SkScalar sx, SkScalar sy) = 0; |
57 virtual void rotate(SkScalar degrees) = 0; | 52 virtual void rotate(SkScalar degrees) = 0; |
58 virtual void concat(const SkMatrix& matrix) = 0; | 53 virtual void concat(const SkMatrix& matrix) = 0; |
59 virtual void setMatrix(const SkMatrix& matrix) = 0; | 54 virtual void setMatrix(const SkMatrix& matrix) = 0; |
60 | 55 |
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91 } | 86 } |
92 | 87 |
93 virtual bool quickReject(const SkRect& rect) const = 0; | 88 virtual bool quickReject(const SkRect& rect) const = 0; |
94 virtual bool quickReject(const SkPath& path) const = 0; | 89 virtual bool quickReject(const SkPath& path) const = 0; |
95 virtual SkRect getLocalClipBounds() const = 0; | 90 virtual SkRect getLocalClipBounds() const = 0; |
96 virtual bool getLocalClipBounds(SkRect* bounds) const = 0; | 91 virtual bool getLocalClipBounds(SkRect* bounds) const = 0; |
97 virtual SkIRect getDeviceClipBounds() const = 0; | 92 virtual SkIRect getDeviceClipBounds() const = 0; |
98 virtual bool getDeviceClipBounds(SkIRect* bounds) const = 0; | 93 virtual bool getDeviceClipBounds(SkIRect* bounds) const = 0; |
99 virtual void drawColor(SkColor color, SkBlendMode mode) = 0; | 94 virtual void drawColor(SkColor color, SkBlendMode mode) = 0; |
100 void drawColor(SkColor color) { drawColor(color, SkBlendMode::kSrcOver); } | 95 void drawColor(SkColor color) { drawColor(color, SkBlendMode::kSrcOver); } |
101 | |
102 // TODO(enne): This is a synonym for drawColor with kSrc. Remove it. | |
103 virtual void clear(SkColor color) = 0; | 96 virtual void clear(SkColor color) = 0; |
104 | 97 |
105 virtual void drawLine(SkScalar x0, | 98 virtual void drawLine(SkScalar x0, |
106 SkScalar y0, | 99 SkScalar y0, |
107 SkScalar x1, | 100 SkScalar x1, |
108 SkScalar y1, | 101 SkScalar y1, |
109 const PaintFlags& flags) = 0; | 102 const PaintFlags& flags) = 0; |
110 virtual void drawRect(const SkRect& rect, const PaintFlags& flags) = 0; | 103 virtual void drawRect(const SkRect& rect, const PaintFlags& flags) = 0; |
111 virtual void drawIRect(const SkIRect& rect, const PaintFlags& flags) = 0; | 104 virtual void drawIRect(const SkIRect& rect, const PaintFlags& flags) = 0; |
112 virtual void drawOval(const SkRect& oval, const PaintFlags& flags) = 0; | 105 virtual void drawOval(const SkRect& oval, const PaintFlags& flags) = 0; |
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242 // Following routines are used in print preview workflow to mark the | 235 // Following routines are used in print preview workflow to mark the |
243 // preview metafile. | 236 // preview metafile. |
244 #if defined(OS_MACOSX) | 237 #if defined(OS_MACOSX) |
245 CC_PAINT_EXPORT void SetIsPreviewMetafile(PaintCanvas* canvas, bool is_preview); | 238 CC_PAINT_EXPORT void SetIsPreviewMetafile(PaintCanvas* canvas, bool is_preview); |
246 CC_PAINT_EXPORT bool IsPreviewMetafile(PaintCanvas* canvas); | 239 CC_PAINT_EXPORT bool IsPreviewMetafile(PaintCanvas* canvas); |
247 #endif | 240 #endif |
248 | 241 |
249 } // namespace cc | 242 } // namespace cc |
250 | 243 |
251 #endif // CC_PAINT_PAINT_CANVAS_H_ | 244 #endif // CC_PAINT_PAINT_CANVAS_H_ |
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