1 // Copyright 2014 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 CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_ 6 #define CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_ 7 8 #include "cc/output/software_output_device.h" 9 #include "content/common/content_export.h" 10 #include "ui/gfx/native_widget_types.h" 11 12 namespace ui { 13 class Compositor; 14 class SurfaceOzoneCanvas; 15 } 16 17 namespace content { 18 19 // Ozone implementation which relies on software rendering. Ozone will present 20 // an accelerated widget as a SkCanvas. SoftwareOutputDevice will then use the 21 // Ozone provided canvas to draw. 22 class CONTENT_EXPORT SoftwareOutputDeviceOzone 23 : public cc::SoftwareOutputDevice { 24 public: 25 explicit SoftwareOutputDeviceOzone(ui::Compositor* compositor); 26 virtual ~SoftwareOutputDeviceOzone(); 27 28 virtual void Resize(const gfx::Size& viewport_pixel_size, 29 float scale_factor) OVERRIDE; 30 virtual SkCanvas* BeginPaint(const gfx::Rect& damage_rect) OVERRIDE; 31 virtual void EndPaint(cc::SoftwareFrameData* frame_data) OVERRIDE; 32 33 private: 34 ui::Compositor* compositor_; 35 36 scoped_ptr<ui::SurfaceOzoneCanvas> surface_ozone_; 37 38 DISALLOW_COPY_AND_ASSIGN(SoftwareOutputDeviceOzone); 39 }; 40 41 } // namespace content 42 43 #endif // CONTENT_BROWSER_COMPOSITOR_SOFTWARE_OUTPUT_DEVICE_OZONE_H_ 44