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1 // Copyright 2015 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 #include "ui/ozone/platform/test/test_surface_factory.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/files/file_util.h" | |
9 #include "base/location.h" | |
10 #include "base/stl_util.h" | |
11 #include "base/threading/worker_pool.h" | |
12 #include "third_party/skia/include/core/SkCanvas.h" | |
13 #include "third_party/skia/include/core/SkSurface.h" | |
14 #include "ui/gfx/codec/png_codec.h" | |
15 #include "ui/gfx/skia_util.h" | |
16 #include "ui/gfx/vsync_provider.h" | |
17 #include "ui/ozone/platform/test/test_window.h" | |
18 #include "ui/ozone/platform/test/test_window_manager.h" | |
19 #include "ui/ozone/public/surface_ozone_canvas.h" | |
20 | |
21 namespace ui { | |
22 | |
23 namespace { | |
24 | |
25 void WriteDataToFile(const base::FilePath& location, const SkBitmap& bitmap) { | |
26 DCHECK(!location.empty()); | |
27 std::vector<unsigned char> png_data; | |
28 gfx::PNGCodec::FastEncodeBGRASkBitmap(bitmap, true, &png_data); | |
29 base::WriteFile(location, | |
30 reinterpret_cast<const char*>(vector_as_array(&png_data)), | |
31 png_data.size()); | |
32 } | |
33 | |
34 class FileSurface : public SurfaceOzoneCanvas { | |
35 public: | |
36 FileSurface(const base::FilePath& location) : location_(location) {} | |
37 ~FileSurface() override {} | |
38 | |
39 // SurfaceOzoneCanvas overrides: | |
40 void ResizeCanvas(const gfx::Size& viewport_size) override { | |
41 surface_ = skia::AdoptRef(SkSurface::NewRaster(SkImageInfo::MakeN32Premul( | |
42 viewport_size.width(), viewport_size.height()))); | |
43 } | |
44 skia::RefPtr<SkSurface> GetSurface() override { return surface_; } | |
45 void PresentCanvas(const gfx::Rect& damage) override { | |
46 if (location_.empty()) | |
47 return; | |
48 SkBitmap bitmap; | |
49 bitmap.setInfo(surface_->getCanvas()->imageInfo()); | |
50 | |
51 // TODO(dnicoara) Use SkImage instead to potentially avoid a copy. | |
52 // See crbug.com/361605 for details. | |
53 if (surface_->getCanvas()->readPixels(&bitmap, 0, 0)) { | |
54 base::WorkerPool::PostTask( | |
55 FROM_HERE, base::Bind(&WriteDataToFile, location_, bitmap), true); | |
56 } | |
57 } | |
58 scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() override { | |
59 return nullptr; | |
60 } | |
61 | |
62 private: | |
63 base::FilePath location_; | |
64 skia::RefPtr<SkSurface> surface_; | |
65 }; | |
66 | |
67 } // namespace | |
68 | |
69 TestSurfaceFactory::TestSurfaceFactory() : TestSurfaceFactory(nullptr) {} | |
70 | |
71 TestSurfaceFactory::TestSurfaceFactory(TestWindowManager* window_manager) | |
72 : window_manager_(window_manager) {} | |
73 | |
74 TestSurfaceFactory::~TestSurfaceFactory() {} | |
75 | |
76 scoped_ptr<SurfaceOzoneCanvas> TestSurfaceFactory::CreateCanvasForWidget( | |
77 gfx::AcceleratedWidget widget) { | |
78 TestWindow* window = window_manager_->GetWindow(widget); | |
79 return make_scoped_ptr<SurfaceOzoneCanvas>(new FileSurface(window->path())); | |
80 } | |
81 | |
82 bool TestSurfaceFactory::LoadEGLGLES2Bindings( | |
83 AddGLLibraryCallback add_gl_library, | |
84 SetGLGetProcAddressProcCallback set_gl_get_proc_address) { | |
85 return false; | |
86 } | |
87 | |
88 } // namespace ui | |
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