#ifndef WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEB_EXTERNAL_TEXTURE_LAYER_IMPL_H_
#define WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEB_EXTERNAL_TEXTURE_LAYER_IMPL_H_
#include "base/bind.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/scoped_vector.h"
#include "cc/layers/texture_layer_client.h"
#include "third_party/WebKit/public/platform/WebExternalTextureLayer.h"
#include "webkit/renderer/compositor_bindings/webkit_compositor_bindings_export.h"
namespace cc {
class SingleReleaseCallback;
class TextureMailbox;
}
namespace blink {
struct WebFloatRect;
struct WebExternalTextureMailbox;
}
namespace webkit {
class WebLayerImpl;
class WebExternalBitmapImpl;
class WebExternalTextureLayerImpl
: public blink::WebExternalTextureLayer,
public cc::TextureLayerClient,
public base::SupportsWeakPtr<WebExternalTextureLayerImpl> {
public:
WEBKIT_COMPOSITOR_BINDINGS_EXPORT explicit WebExternalTextureLayerImpl(
blink::WebExternalTextureLayerClient*);
virtual ~WebExternalTextureLayerImpl();
virtual blink::WebLayer* layer();
virtual void clearTexture();
virtual void setOpaque(bool opaque);
virtual void setPremultipliedAlpha(bool premultiplied);
virtual void setBlendBackgroundColor(bool blend);
virtual void setRateLimitContext(bool rate_limit);
virtual unsigned PrepareTexture() OVERRIDE;
virtual bool PrepareTextureMailbox(
cc::TextureMailbox* mailbox,
scoped_ptr<cc::SingleReleaseCallback>* release_callback,
bool use_shared_memory) OVERRIDE;
private:
static void DidReleaseMailbox(
base::WeakPtr<WebExternalTextureLayerImpl> layer,
const blink::WebExternalTextureMailbox& mailbox,
WebExternalBitmapImpl* bitmap,
unsigned sync_point,
bool lost_resource);
WebExternalBitmapImpl* AllocateBitmap();
blink::WebExternalTextureLayerClient* client_;
scoped_ptr<WebLayerImpl> layer_;
ScopedVector<WebExternalBitmapImpl> free_bitmaps_;
DISALLOW_COPY_AND_ASSIGN(WebExternalTextureLayerImpl);
};
}
#endif