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30 
31 #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_
32 #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_
33 
34 #include <memory>
35 
36 #include "base/macros.h"
37 #include "third_party/blink/renderer/platform/graphics/graphics_context.h"
38 #include "third_party/blink/renderer/platform/json/json_values.h"
39 #include "third_party/blink/renderer/platform/platform_export.h"
40 #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
41 #include "third_party/blink/renderer/platform/wtf/ref_counted.h"
42 
43 #include "third_party/skia/include/core/SkPicture.h"
44 #include "third_party/skia/include/core/SkPictureRecorder.h"
45 #include "third_party/skia/include/core/SkRefCnt.h"
46 
47 namespace blink {
48 
49 class FloatRect;
50 
51 class PLATFORM_EXPORT PictureSnapshot : public RefCounted<PictureSnapshot> {
52   USING_FAST_MALLOC(PictureSnapshot);
53 
54  public:
55   struct TilePictureStream : RefCounted<TilePictureStream> {
56     FloatPoint layer_offset;
57     sk_sp<SkPicture> picture;
58   };
59 
60   static scoped_refptr<PictureSnapshot> Load(
61       const Vector<scoped_refptr<TilePictureStream>>&);
62 
63   PictureSnapshot(sk_sp<const SkPicture>);
64 
65   Vector<uint8_t> Replay(unsigned from_step = 0,
66                          unsigned to_step = 0,
67                          double scale = 1.0) const;
68   Vector<Vector<base::TimeDelta>> Profile(unsigned min_iterations,
69                                           base::TimeDelta min_duration,
70                                           const FloatRect* clip_rect) const;
71   std::unique_ptr<JSONArray> SnapshotCommandLog() const;
72   bool IsEmpty() const;
73 
74  private:
75   std::unique_ptr<SkBitmap> CreateBitmap() const;
76 
77   sk_sp<const SkPicture> picture_;
78 
79   DISALLOW_COPY_AND_ASSIGN(PictureSnapshot);
80 };
81 
82 }  // namespace blink
83 
84 #endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PICTURE_SNAPSHOT_H_
85