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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_COMPOSITOR_SOFTWARE_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
#define CONTENT_BROWSER_COMPOSITOR_SOFTWARE_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "build/build_config.h"
#include "content/browser/compositor/browser_compositor_output_surface.h"
#include "content/common/content_export.h"
#include "ui/latency/latency_tracker.h"
namespace content {
class CONTENT_EXPORT SoftwareBrowserCompositorOutputSurface
: public BrowserCompositorOutputSurface {
public:
explicit SoftwareBrowserCompositorOutputSurface(
std::unique_ptr<viz::SoftwareOutputDevice> software_device);
~SoftwareBrowserCompositorOutputSurface() override;
// OutputSurface implementation.
void BindToClient(viz::OutputSurfaceClient* client) override;
void EnsureBackbuffer() override;
void DiscardBackbuffer() override;
void BindFramebuffer() override;
void SetDrawRectangle(const gfx::Rect& draw_rectangle) override;
void Reshape(const gfx::Size& size,
float device_scale_factor,
const gfx::ColorSpace& color_space,
bool has_alpha,
bool use_stencil) override;
void SwapBuffers(viz::OutputSurfaceFrame frame) override;
bool IsDisplayedAsOverlayPlane() const override;
unsigned GetOverlayTextureId() const override;
gfx::BufferFormat GetOverlayBufferFormat() const override;
uint32_t GetFramebufferCopyTextureFormat() override;
unsigned UpdateGpuFence() override;
#if defined(USE_X11)
void SetNeedsSwapSizeNotifications(
bool needs_swap_size_notifications) override;
#endif
private:
void SwapBuffersCallback(const std::vector<ui::LatencyInfo>& latency_info,
const gfx::Size& pixel_size);
void UpdateVSyncCallback(const base::TimeTicks timebase,
const base::TimeDelta interval);
viz::OutputSurfaceClient* client_ = nullptr;
base::TimeDelta refresh_interval_;
ui::LatencyTracker latency_tracker_;
#if defined(USE_X11)
bool needs_swap_size_notifications_ = false;
#endif
base::WeakPtrFactory<SoftwareBrowserCompositorOutputSurface> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(SoftwareBrowserCompositorOutputSurface);
};
} // namespace content
#endif // CONTENT_BROWSER_COMPOSITOR_SOFTWARE_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_