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| 1 // Copyright (c) 2012 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 "webkit/plugins/ppapi/ppapi_plugin_instance_impl.h" | |
| 6 | |
| 7 #include "base/basictypes.h" | |
| 8 #include "base/memory/ref_counted.h" | |
| 9 #include "testing/gtest/include/gtest/gtest.h" | |
| 10 #include "ui/gfx/rect.h" | |
| 11 #include "ui/gfx/safe_integer_conversions.h" | |
| 12 #include "webkit/plugins/ppapi/plugin_delegate.h" | |
| 13 #include "webkit/plugins/ppapi/ppapi_unittest.h" | |
| 14 #include "webkit/plugins/ppapi/ppb_image_data_impl.h" | |
| 15 | |
| 16 namespace webkit { | |
| 17 namespace ppapi { | |
| 18 | |
| 19 namespace { | |
| 20 | |
| 21 // A mock graphics object to bind. We only have to implement enough so that | |
| 22 // GetBitmapForOptimizedPluginPaint runs. | |
| 23 // | |
| 24 // If this is eventually all moved to content, we can simplify this. The | |
| 25 // point here is that we need to just have a bound graphics 2d resource host | |
| 26 // with the right properties. | |
| 27 class MockPlatformGraphics2D : public PluginDelegate::PlatformGraphics2D { | |
| 28 public: | |
| 29 // The image data pointer must outlive this class. | |
| 30 MockPlatformGraphics2D(PPB_ImageData_Impl* image_data, float scale) | |
| 31 : image_data_(image_data), | |
| 32 scale_(scale), | |
| 33 bound_instance_(NULL) { | |
| 34 } | |
| 35 virtual ~MockPlatformGraphics2D() { | |
| 36 if (bound_instance_) | |
| 37 bound_instance_->SetBoundGraphics2DForTest(NULL); | |
| 38 } | |
| 39 | |
| 40 virtual bool ReadImageData(PP_Resource image, | |
| 41 const PP_Point* top_left) OVERRIDE { | |
| 42 return false; | |
| 43 } | |
| 44 virtual bool BindToInstance(PluginInstanceImpl* new_instance) OVERRIDE { | |
| 45 bound_instance_ = new_instance; | |
| 46 return true; | |
| 47 } | |
| 48 virtual void Paint(WebKit::WebCanvas* canvas, | |
| 49 const gfx::Rect& plugin_rect, | |
| 50 const gfx::Rect& paint_rect) OVERRIDE {} | |
| 51 virtual void ViewWillInitiatePaint() OVERRIDE {} | |
| 52 virtual void ViewInitiatedPaint() OVERRIDE {} | |
| 53 virtual void ViewFlushedPaint() OVERRIDE {} | |
| 54 | |
| 55 virtual bool IsAlwaysOpaque() const OVERRIDE { return true; } | |
| 56 virtual void SetScale(float scale) OVERRIDE {} | |
| 57 virtual float GetScale() const OVERRIDE { return scale_; } | |
| 58 virtual PPB_ImageData_Impl* ImageData() OVERRIDE { | |
| 59 return image_data_; | |
| 60 } | |
| 61 | |
| 62 private: | |
| 63 PPB_ImageData_Impl* image_data_; | |
| 64 float scale_; | |
| 65 PluginInstanceImpl* bound_instance_; | |
| 66 | |
| 67 DISALLOW_COPY_AND_ASSIGN(MockPlatformGraphics2D); | |
| 68 }; | |
| 69 | |
| 70 } // namespace | |
| 71 | |
| 72 // This class is forward-declared as a friend so can't be in the anonymous | |
| 73 // namespace. | |
| 74 class PpapiPluginInstanceTest : public PpapiUnittest { | |
| 75 public: | |
| 76 bool GetBitmapForOptimizedPluginPaint(const gfx::Rect& paint_bounds, | |
| 77 TransportDIB** dib, | |
| 78 gfx::Rect* location, | |
| 79 gfx::Rect* clip, | |
| 80 float* scale_factor) { | |
| 81 return !!instance()->GetBitmapForOptimizedPluginPaint( | |
| 82 paint_bounds, dib, location, clip, scale_factor); | |
| 83 } | |
| 84 }; | |
| 85 | |
| 86 | |
| 87 // Test that GetBitmapForOptimizedPluginPaint doesn't return a bitmap rect | |
| 88 // that's bigger than the actual backing store bitmap. | |
| 89 TEST_F(PpapiPluginInstanceTest, GetBitmap2xScale) { | |
| 90 PP_Size size; | |
| 91 size.width = 3; | |
| 92 size.height = 3; | |
| 93 | |
| 94 scoped_refptr<PPB_ImageData_Impl> image_data = new PPB_ImageData_Impl( | |
| 95 instance()->pp_instance(), PPB_ImageData_Impl::PLATFORM); | |
| 96 image_data->Init(PPB_ImageData_Impl::GetNativeImageDataFormat(), | |
| 97 size.width, size.height, true); | |
| 98 ASSERT_TRUE(image_data->Map() != NULL); | |
| 99 | |
| 100 float scale = 2.0; | |
| 101 MockPlatformGraphics2D mock_graphics_2d(image_data.get(), 1.0 / scale); | |
| 102 instance()->SetBoundGraphics2DForTest(&mock_graphics_2d); | |
| 103 | |
| 104 instance()->SetAlwaysOnTop(true); | |
| 105 SetViewSize(size.width, size.height); | |
| 106 | |
| 107 gfx::Rect bounds(0, 0, 1, 1); | |
| 108 gfx::Rect location; | |
| 109 gfx::Rect clip; | |
| 110 float bitmap_scale = 0; | |
| 111 TransportDIB* dib = NULL; | |
| 112 EXPECT_TRUE(GetBitmapForOptimizedPluginPaint( | |
| 113 bounds, &dib, &location, &clip, &bitmap_scale)); | |
| 114 | |
| 115 EXPECT_EQ(0, location.x()); | |
| 116 EXPECT_EQ(0, location.y()); | |
| 117 EXPECT_EQ(gfx::ToFlooredInt(size.width / scale), location.width()); | |
| 118 EXPECT_EQ(gfx::ToFlooredInt(size.height / scale), location.height()); | |
| 119 EXPECT_EQ(0, clip.x()); | |
| 120 EXPECT_EQ(0, clip.y()); | |
| 121 EXPECT_EQ(size.width, clip.width()); | |
| 122 EXPECT_EQ(size.height, clip.height()); | |
| 123 EXPECT_EQ(scale, bitmap_scale); | |
| 124 } | |
| 125 | |
| 126 } // namespace ppapi | |
| 127 } // namespace webkit | |
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