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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_IMAGE_H_ | 5 #ifndef CC_PAINT_PAINT_IMAGE_H_ |
6 #define CC_PAINT_PAINT_IMAGE_H_ | 6 #define CC_PAINT_PAINT_IMAGE_H_ |
7 | 7 |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "cc/paint/paint_export.h" | 9 #include "cc/paint/paint_export.h" |
10 #include "third_party/skia/include/core/SkImage.h" | 10 #include "third_party/skia/include/core/SkImage.h" |
11 | 11 |
12 namespace cc { | 12 namespace cc { |
13 | 13 |
14 // TODO(vmpstr): Add a persistent id to the paint image. | 14 // TODO(vmpstr): Add a persistent id to the paint image. |
15 class CC_PAINT_EXPORT PaintImage { | 15 class CC_PAINT_EXPORT PaintImage { |
16 public: | 16 public: |
17 using Id = int; | 17 using Id = int; |
18 | 18 |
19 // An id that can be used for all non-lazy images. Note that if an image is | 19 // An id that can be used for all non-lazy images. Note that if an image is |
20 // not lazy, it does not mean that this id must be used; one can still use | 20 // not lazy, it does not mean that this id must be used; one can still use |
21 // GetNextId to generate a stable id for such images. | 21 // GetNextId to generate a stable id for such images. |
22 static const Id kNonLazyStableId = -1; | 22 static const Id kNonLazyStableId = -1; |
23 | 23 |
| 24 // This is the id used in places where we are currently not plumbing the |
| 25 // correct image id from blink. |
| 26 // TODO(khushalsagar): Eliminate these cases. See crbug.com/722559. |
| 27 static const Id kUnknownStableId = -2; |
| 28 |
24 // TODO(vmpstr): Work towards removing "UNKNOWN" value. | 29 // TODO(vmpstr): Work towards removing "UNKNOWN" value. |
25 enum class AnimationType { UNKNOWN, ANIMATED, VIDEO, STATIC }; | 30 enum class AnimationType { UNKNOWN, ANIMATED, VIDEO, STATIC }; |
26 | 31 |
27 // TODO(vmpstr): Work towards removing "UNKNOWN" value. | 32 // TODO(vmpstr): Work towards removing "UNKNOWN" value. |
28 enum class CompletionState { UNKNOWN, DONE, PARTIALLY_DONE }; | 33 enum class CompletionState { UNKNOWN, DONE, PARTIALLY_DONE }; |
29 | 34 |
30 static Id GetNextId(); | 35 static Id GetNextId(); |
31 | 36 |
32 PaintImage(); | 37 PaintImage(); |
33 explicit PaintImage(Id id, | 38 explicit PaintImage(Id id, |
34 sk_sp<SkImage> sk_image, | 39 sk_sp<SkImage> sk_image, |
35 AnimationType animation_type = AnimationType::STATIC, | 40 AnimationType animation_type = AnimationType::STATIC, |
36 CompletionState completion_state = CompletionState::DONE); | 41 CompletionState completion_state = CompletionState::DONE); |
37 PaintImage(const PaintImage& other); | 42 PaintImage(const PaintImage& other); |
38 PaintImage(PaintImage&& other); | 43 PaintImage(PaintImage&& other); |
39 ~PaintImage(); | 44 ~PaintImage(); |
40 | 45 |
41 PaintImage& operator=(const PaintImage& other); | 46 PaintImage& operator=(const PaintImage& other); |
42 PaintImage& operator=(PaintImage&& other); | 47 PaintImage& operator=(PaintImage&& other); |
43 | 48 |
44 bool operator==(const PaintImage& other); | 49 bool operator==(const PaintImage& other) const; |
45 explicit operator bool() const { return sk_image_; } | 50 explicit operator bool() const { return sk_image_; } |
46 | 51 |
47 Id stable_id() const { return id_; } | 52 Id stable_id() const { return id_; } |
48 const sk_sp<SkImage>& sk_image() const { return sk_image_; } | 53 const sk_sp<SkImage>& sk_image() const { return sk_image_; } |
49 AnimationType animation_type() const { return animation_type_; } | 54 AnimationType animation_type() const { return animation_type_; } |
50 CompletionState completion_state() const { return completion_state_; } | 55 CompletionState completion_state() const { return completion_state_; } |
51 | 56 |
52 private: | 57 private: |
53 Id id_ = kNonLazyStableId; | 58 Id id_ = kUnknownStableId; |
54 sk_sp<SkImage> sk_image_; | 59 sk_sp<SkImage> sk_image_; |
55 AnimationType animation_type_ = AnimationType::UNKNOWN; | 60 AnimationType animation_type_ = AnimationType::UNKNOWN; |
56 CompletionState completion_state_ = CompletionState::UNKNOWN; | 61 CompletionState completion_state_ = CompletionState::UNKNOWN; |
57 }; | 62 }; |
58 | 63 |
59 } // namespace cc | 64 } // namespace cc |
60 | 65 |
61 #endif // CC_PAINT_PAINT_IMAGE_H_ | 66 #endif // CC_PAINT_PAINT_IMAGE_H_ |
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