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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.
#include <stdint.h>
#include "base/macros.h"
#include "ppapi/c/ppb_compositor_layer.h"
#include "ppapi/proxy/plugin_resource.h"
#include "ppapi/proxy/ppapi_proxy_export.h"
#include "ppapi/shared_impl/compositor_layer_data.h"
#include "ppapi/shared_impl/scoped_pp_resource.h"
#include "ppapi/thunk/ppb_compositor_layer_api.h"
namespace gpu {
struct SyncToken;
namespace ppapi {
namespace proxy {
class CompositorResource;
class PPAPI_PROXY_EXPORT CompositorLayerResource
: public PluginResource,
public thunk::PPB_CompositorLayer_API {
// Release callback for texture or image layer.
typedef base::Callback<void(int32_t, const gpu::SyncToken&, bool)>
CompositorLayerResource(Connection connection,
PP_Instance instance,
const CompositorResource* compositor);
const CompositorLayerData& data() const { return data_; }
const ReleaseCallback& release_callback() const {
return release_callback_;
void ResetReleaseCallback() { release_callback_.Reset(); }
void Invalidate() { compositor_ = NULL; }
enum LayerType {
~CompositorLayerResource() override;
// Resource overrides:
thunk::PPB_CompositorLayer_API* AsPPB_CompositorLayer_API() override;
// thunk::PPB_Compositor_API overrides:
int32_t SetColor(float red,
float green,
float blue,
float alpha,
const PP_Size* size) override;
int32_t SetTexture0_1(
PP_Resource context,
uint32_t texture,
const PP_Size* size,
const scoped_refptr<ppapi::TrackedCallback>& callback) override;
int32_t SetTexture(
PP_Resource context,
uint32_t target,
uint32_t texture,
const PP_Size* size,
const scoped_refptr<TrackedCallback>& callback) override;
int32_t SetImage(
PP_Resource image_data,
const PP_Size* size,
const scoped_refptr<TrackedCallback>& callback) override;
int32_t SetClipRect(const PP_Rect* rect) override;
int32_t SetTransform(const float matrix[16]) override;
int32_t SetOpacity(float opacity) override;
int32_t SetBlendMode(PP_BlendMode mode) override;
int32_t SetSourceRect(const PP_FloatRect* rect) override;
int32_t SetPremultipliedAlpha(PP_Bool premult) override;
bool SetType(LayerType type);
int32_t CheckForSetTextureAndImage(
LayerType type,
const scoped_refptr<TrackedCallback>& release_callback);
// The CompositorResource which own the layer. The layer is invalidated if
// compositor_ is NULL.
const CompositorResource* compositor_;
// Release callback for uncommitted texture or image. When CommitLayers() on
// the compositor_ is called, the callback will be copied into a map in the
// compositor_, and it will be reset to NULL.
ReleaseCallback release_callback_;
// Size of texture or image. It is used to verify the rect arg of
// SetSourceRect().
PP_FloatSize source_size_;
// Layer data.
CompositorLayerData data_;
} // namespace proxy
} // namespace ppapi