OLD | NEW |
1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
42 namespace blink { | 42 namespace blink { |
43 | 43 |
44 class ResourceLoadPriorityOptimizer { | 44 class ResourceLoadPriorityOptimizer { |
45 public: | 45 public: |
46 enum VisibilityStatus { | 46 enum VisibilityStatus { |
47 NotVisible, | 47 NotVisible, |
48 Visible, | 48 Visible, |
49 }; | 49 }; |
50 void notifyImageResourceVisibility(ImageResource*, VisibilityStatus, const L
ayoutRect&); | 50 void notifyImageResourceVisibility(ImageResource*, VisibilityStatus, const L
ayoutRect&); |
51 void updateAllImageResourcePriorities(); | 51 void updateAllImageResourcePriorities(); |
52 void addRenderObject(RenderObject*); | 52 void addLayoutObject(LayoutObject*); |
53 void removeRenderObject(RenderObject*); | 53 void removeLayoutObject(LayoutObject*); |
54 | 54 |
55 static ResourceLoadPriorityOptimizer* resourceLoadPriorityOptimizer(); | 55 static ResourceLoadPriorityOptimizer* resourceLoadPriorityOptimizer(); |
56 | 56 |
57 private: | 57 private: |
58 ResourceLoadPriorityOptimizer(); | 58 ResourceLoadPriorityOptimizer(); |
59 ~ResourceLoadPriorityOptimizer(); | 59 ~ResourceLoadPriorityOptimizer(); |
60 | 60 |
61 void updateImageResourcesWithLoadPriority(); | 61 void updateImageResourcesWithLoadPriority(); |
62 | 62 |
63 struct ResourceAndVisibility { | 63 struct ResourceAndVisibility { |
64 ResourceAndVisibility(ImageResource*, VisibilityStatus, uint32_t); | 64 ResourceAndVisibility(ImageResource*, VisibilityStatus, uint32_t); |
65 ~ResourceAndVisibility(); | 65 ~ResourceAndVisibility(); |
66 ResourcePtr<ImageResource> imageResource; | 66 ResourcePtr<ImageResource> imageResource; |
67 VisibilityStatus status; | 67 VisibilityStatus status; |
68 int screenArea; | 68 int screenArea; |
69 }; | 69 }; |
70 | 70 |
71 typedef HashMap<unsigned long, OwnPtr<ResourceAndVisibility>, WTF::IntHash<u
nsigned>, WTF::UnsignedWithZeroKeyHashTraits<unsigned>> ImageResourceMap; | 71 typedef HashMap<unsigned long, OwnPtr<ResourceAndVisibility>, WTF::IntHash<u
nsigned>, WTF::UnsignedWithZeroKeyHashTraits<unsigned>> ImageResourceMap; |
72 ImageResourceMap m_imageResources; | 72 ImageResourceMap m_imageResources; |
73 | 73 |
74 typedef HashSet<RenderObject*> RenderObjectSet; | 74 typedef HashSet<LayoutObject*> LayoutObjectSet; |
75 RenderObjectSet m_objects; | 75 LayoutObjectSet m_objects; |
76 }; | 76 }; |
77 | 77 |
78 } | 78 } |
79 | 79 |
80 #endif | 80 #endif |
OLD | NEW |