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Side by Side Diff: cc/resources/raster_source.h

Issue 706203003: Update from https://crrev.com/303153 (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 6 years, 1 month ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 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_RESOURCES_RASTER_SOURCE_H_ 5 #ifndef CC_RESOURCES_RASTER_SOURCE_H_
6 #define CC_RESOURCES_RASTER_SOURCE_H_ 6 #define CC_RESOURCES_RASTER_SOURCE_H_
7 7
8 #include <vector> 8 #include <vector>
9 9
10 #include "base/memory/ref_counted.h" 10 #include "base/memory/ref_counted.h"
11 #include "cc/base/cc_export.h" 11 #include "cc/base/cc_export.h"
12 #include "third_party/skia/include/core/SkColor.h" 12 #include "third_party/skia/include/core/SkColor.h"
13 13
14 class SkCanvas; 14 class SkCanvas;
15 15
16 namespace cc { 16 namespace cc {
17 17
18 class RenderingStatsInstrumentation;
19
20 class CC_EXPORT RasterSource : public base::RefCountedThreadSafe<RasterSource> { 18 class CC_EXPORT RasterSource : public base::RefCountedThreadSafe<RasterSource> {
21 public: 19 public:
22 struct CC_EXPORT SolidColorAnalysis { 20 struct CC_EXPORT SolidColorAnalysis {
23 SolidColorAnalysis() 21 SolidColorAnalysis()
24 : is_solid_color(false), solid_color(SK_ColorTRANSPARENT) {} 22 : is_solid_color(false), solid_color(SK_ColorTRANSPARENT) {}
25 ~SolidColorAnalysis() {} 23 ~SolidColorAnalysis() {}
26 24
27 bool is_solid_color; 25 bool is_solid_color;
28 SkColor solid_color; 26 SkColor solid_color;
29 }; 27 };
30 28
31 // Raster a subrect of this RasterSource into the given canvas. It is 29 // Raster a subrect of this RasterSource into the given canvas. It is
32 // assumed that contents_scale has already been applied to this canvas. 30 // assumed that contents_scale has already been applied to this canvas.
33 // Writes the total number of pixels rasterized and the time spent 31 // Writes the total number of pixels rasterized and the time spent
34 // rasterizing to the stats if the respective pointer is not nullptr. 32 // rasterizing to the stats if the respective pointer is not nullptr.
35 // TODO(vmpstr): Remove RenderingStatsInstrumentation from the interface. 33 virtual void PlaybackToCanvas(SkCanvas* canvas,
36 virtual void PlaybackToCanvas( 34 const gfx::Rect& canvas_rect,
37 SkCanvas* canvas, 35 float contents_scale) const = 0;
38 const gfx::Rect& canvas_rect,
39 float contents_scale,
40 RenderingStatsInstrumentation* rendering_stats_instrumentation) const = 0;
41 36
42 // Analyze to determine if the given rect at given scale is of solid color in 37 // Analyze to determine if the given rect at given scale is of solid color in
43 // this raster source. 38 // this raster source.
44 virtual void PerformSolidColorAnalysis( 39 virtual void PerformSolidColorAnalysis(
45 const gfx::Rect& content_rect, 40 const gfx::Rect& content_rect,
46 float contents_scale, 41 float contents_scale,
47 SolidColorAnalysis* analysis, 42 SolidColorAnalysis* analysis) const = 0;
48 RenderingStatsInstrumentation* rendering_stats_instrumentation) const = 0;
49 43
50 // Populate the given list with all SkPixelRefs that may overlap the given 44 // Populate the given list with all SkPixelRefs that may overlap the given
51 // rect at given scale. 45 // rect at given scale.
52 virtual void GatherPixelRefs(const gfx::Rect& content_rect, 46 virtual void GatherPixelRefs(const gfx::Rect& content_rect,
53 float contents_scale, 47 float contents_scale,
54 std::vector<SkPixelRef*>* pixel_refs) const = 0; 48 std::vector<SkPixelRef*>* pixel_refs) const = 0;
55 49
56 // Return true iff this raster source can raster the given rect at given 50 // Return true iff this raster source can raster the given rect at given
57 // scale. 51 // scale.
58 virtual bool CoversRect(const gfx::Rect& content_rect, 52 virtual bool CoversRect(const gfx::Rect& content_rect,
59 float contents_scale) const = 0; 53 float contents_scale) const = 0;
60 54
61 // Return true iff this raster source would benefit from using distance 55 // Return true iff this raster source would benefit from using distance
62 // field text. 56 // field text.
63 virtual bool SuitableForDistanceFieldText() const = 0; 57 virtual bool SuitableForDistanceFieldText() const = 0;
64 58
65 protected: 59 protected:
66 friend class base::RefCountedThreadSafe<RasterSource>; 60 friend class base::RefCountedThreadSafe<RasterSource>;
67 61
68 RasterSource() {} 62 RasterSource() {}
69 virtual ~RasterSource() {} 63 virtual ~RasterSource() {}
70 64
71 private: 65 private:
72 DISALLOW_COPY_AND_ASSIGN(RasterSource); 66 DISALLOW_COPY_AND_ASSIGN(RasterSource);
73 }; 67 };
74 68
75 } // namespace cc 69 } // namespace cc
76 70
77 #endif // CC_RESOURCES_RASTER_SOURCE_H_ 71 #endif // CC_RESOURCES_RASTER_SOURCE_H_
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