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// Copyright (c) 2012 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_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
#define CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/containers/scoped_ptr_hash_map.h"
#include "base/memory/scoped_ptr.h"
#include "cc/resources/ui_resource_client.h"
#include "cc/trees/layer_tree_host_client.h"
#include "cc/trees/layer_tree_host_single_thread_client.h"
#include "content/browser/renderer_host/image_transport_factory_android.h"
#include "content/common/content_export.h"
#include "content/public/browser/android/compositor.h"
#include "third_party/khronos/GLES2/gl2.h"
#include "ui/base/android/window_android_compositor.h"
class SkBitmap;
struct ANativeWindow;
namespace cc {
class InputHandlerClient;
class Layer;
class LayerTreeHost;
}
namespace content {
class CompositorClient;
class GraphicsContext;
// -----------------------------------------------------------------------------
// Browser-side compositor that manages a tree of content and UI layers.
// -----------------------------------------------------------------------------
class CONTENT_EXPORT CompositorImpl
: public Compositor,
public cc::LayerTreeHostClient,
public cc::LayerTreeHostSingleThreadClient,
public ImageTransportFactoryAndroidObserver,
public ui::WindowAndroidCompositor {
public:
CompositorImpl(CompositorClient* client, gfx::NativeWindow root_window);
virtual ~CompositorImpl();
static bool IsInitialized();
// Returns the Java Surface object for a given view surface id.
static jobject GetSurface(int surface_id);
// Compositor implementation.
virtual void SetRootLayer(scoped_refptr<cc::Layer> root) OVERRIDE;
virtual void SetWindowSurface(ANativeWindow* window) OVERRIDE;
virtual void SetSurface(jobject surface) OVERRIDE;
virtual void SetVisible(bool visible) OVERRIDE;
virtual void setDeviceScaleFactor(float factor) OVERRIDE;
virtual void SetWindowBounds(const gfx::Size& size) OVERRIDE;
virtual void SetHasTransparentBackground(bool flag) OVERRIDE;
virtual bool CompositeAndReadback(
void *pixels, const gfx::Rect& rect) OVERRIDE;
virtual void Composite() OVERRIDE;
virtual cc::UIResourceId GenerateUIResource(const SkBitmap& bitmap,
bool is_transient) OVERRIDE;
virtual cc::UIResourceId GenerateCompressedUIResource(const gfx::Size& size,
void* pixels,
bool is_transient)
OVERRIDE;
virtual void DeleteUIResource(cc::UIResourceId resource_id) OVERRIDE;
// LayerTreeHostClient implementation.
virtual void WillBeginMainFrame(int frame_id) OVERRIDE {}
virtual void DidBeginMainFrame() OVERRIDE {}
virtual void Animate(base::TimeTicks frame_begin_time) OVERRIDE {}
virtual void Layout() OVERRIDE {}
virtual void ApplyScrollAndScale(const gfx::Vector2d& scroll_delta,
float page_scale) OVERRIDE {}
virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface(bool fallback)
OVERRIDE;
virtual void DidInitializeOutputSurface(bool success) OVERRIDE {}
virtual void WillCommit() OVERRIDE {}
virtual void DidCommit() OVERRIDE;
virtual void DidCommitAndDrawFrame() OVERRIDE {}
virtual void DidCompleteSwapBuffers() OVERRIDE;
virtual scoped_refptr<cc::ContextProvider>
OffscreenContextProvider() OVERRIDE;
// LayerTreeHostSingleThreadClient implementation.
virtual void ScheduleComposite() OVERRIDE;
virtual void ScheduleAnimation() OVERRIDE;
virtual void DidPostSwapBuffers() OVERRIDE;
virtual void DidAbortSwapBuffers() OVERRIDE;
// ImageTransportFactoryAndroidObserver implementation.
virtual void OnLostResources() OVERRIDE;
// WindowAndroidCompositor implementation.
virtual void AttachLayerForReadback(scoped_refptr<cc::Layer> layer) OVERRIDE;
private:
cc::UIResourceId GenerateUIResourceFromUIResourceBitmap(
const cc::UIResourceBitmap& bitmap,
bool is_transient);
scoped_refptr<cc::Layer> root_layer_;
scoped_ptr<cc::LayerTreeHost> host_;
gfx::Size size_;
bool has_transparent_background_;
float device_scale_factor_;
ANativeWindow* window_;
int surface_id_;
CompositorClient* client_;
scoped_refptr<cc::ContextProvider> null_offscreen_context_provider_;
typedef base::ScopedPtrHashMap<cc::UIResourceId, cc::UIResourceClient>
UIResourceMap;
UIResourceMap ui_resource_map_;
gfx::NativeWindow root_window_;
DISALLOW_COPY_AND_ASSIGN(CompositorImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
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