OLD | NEW |
---|---|
(Empty) | |
1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef SkiaTextureHolder_h | |
6 #define SkiaTextureHolder_h | |
7 | |
8 #include "platform/PlatformExport.h" | |
9 #include "platform/graphics/TextureHolder.h" | |
10 | |
11 namespace blink { | |
12 | |
13 class PLATFORM_EXPORT SkiaTextureHolder final : public TextureHolder { | |
14 public: | |
15 ~SkiaTextureHolder() override; | |
16 | |
17 bool isSkiaTextureHolder() final { return true; } | |
18 bool isMailboxTextureHolder() final { return false; } | |
19 unsigned sharedContextId() final; | |
20 WebThread* imageThread() final { return m_imageThread; } | |
21 IntSize size() const final { | |
22 return IntSize(m_image->width(), m_image->height()); | |
23 } | |
24 | |
25 sk_sp<SkImage> skImage() final { return m_image; } | |
26 void setSharedContextId(unsigned contextId) final { | |
27 m_sharedContextId = contextId; | |
28 } | |
29 void setImageThread(WebThread* thread) { m_imageThread = thread; } | |
Justin Novosad
2016/11/03 17:37:47
this is probably not safe. I though you were going
xidachen
2016/11/03 20:03:10
Done.
| |
30 | |
31 // When creating a AcceleratedStaticBitmap from a texture-backed SkImage, this | |
32 // function will be called to create a TextureHolder object. | |
33 SkiaTextureHolder(sk_sp<SkImage>); | |
34 // This function consumes the mailbox in the input parameter and turn it into | |
35 // a texture-backed SkImage. | |
36 SkiaTextureHolder(std::unique_ptr<TextureHolder>); | |
37 | |
38 private: | |
39 void releaseImageThreadSafe(); | |
40 | |
41 // The m_image should always be texture-backed | |
42 sk_sp<SkImage> m_image; | |
43 // Id of the shared context where m_image was created | |
44 unsigned m_sharedContextId = 0; | |
45 // Thread that |m_image| belongs to. Set to null when |m_image| belongs to the | |
46 // same thread as the AcceleratedStaticBitmapImage. Should only be non-null | |
47 // after a transfer. | |
48 WebThread* m_imageThread = nullptr; | |
49 }; | |
50 | |
51 } // namespace blink | |
52 | |
53 #endif // SkiaTextureHolder_h | |
OLD | NEW |