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1 | |
2 /* | |
3 * Copyright 2016 Google Inc. | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 #ifndef GLWindowContext_DEFINED | |
9 #define GLWindowContext_DEFINED | |
10 | |
11 | |
12 #include "gl/GrGLInterface.h" | |
13 | |
14 #include "SkRefCnt.h" | |
15 #include "GrRenderTarget.h" | |
16 #include "SkSurface.h" | |
17 | |
18 #include "WindowContext.h" | |
19 | |
20 class GrContext; | |
21 | |
22 namespace sk_app { | |
23 | |
24 class GLWindowContext : public WindowContext { | |
25 public: | |
26 // This is defined in the platform .cpp file | |
27 static GLWindowContext* Create(void* platformData, const DisplayParams& para
ms); | |
28 | |
29 sk_sp<SkSurface> getBackbufferSurface() override; | |
30 | |
31 bool isValid() override { return SkToBool(fBackendContext.get()); } | |
32 | |
33 void resize(uint32_t w, uint32_t h) override; | |
34 void swapBuffers() override; | |
35 | |
36 void setDisplayParams(const DisplayParams& params) override; | |
37 | |
38 GrBackendContext getBackendContext() override { | |
39 return (GrBackendContext) fBackendContext.get(); | |
40 } | |
41 | |
42 protected: | |
43 GLWindowContext(void*, const DisplayParams&); | |
44 void initializeContext(void*, const DisplayParams&); | |
45 virtual void onInitializeContext(void*, const DisplayParams&) = 0; | |
46 void destroyContext(); | |
47 virtual void onDestroyContext() = 0; | |
48 virtual void onSwapBuffers() = 0; | |
49 | |
50 SkAutoTUnref<const GrGLInterface> fBackendContext; | |
51 sk_sp<GrRenderTarget> fRenderTarget; | |
52 sk_sp<SkSurface> fSurface; | |
53 | |
54 // parameters obtained from the native window | |
55 int fSampleCount; | |
56 int fStencilBits; | |
57 int fColorBits; | |
58 int fActualColorBits; | |
59 }; | |
60 | |
61 } // namespace sk_app | |
62 | |
63 #endif | |
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