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// Copyright (c) 2011 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 PPAPI_PPB_IMAGE_DATA_PROXY_H_
#define PPAPI_PPB_IMAGE_DATA_PROXY_H_
#include "base/scoped_ptr.h"
#include "ppapi/c/pp_bool.h"
#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_instance.h"
#include "ppapi/c/pp_module.h"
#include "ppapi/c/pp_resource.h"
#include "ppapi/c/pp_size.h"
#include "ppapi/c/pp_var.h"
#include "ppapi/proxy/interface_proxy.h"
#include "ppapi/proxy/serialized_structs.h"
#include "ppapi/shared_impl/image_data_impl.h"
#include "ppapi/shared_impl/resource.h"
#include "ppapi/thunk/ppb_image_data_api.h"
struct PPB_ImageData;
class TransportDIB;
namespace skia {
class PlatformCanvas;
}
namespace ppapi {
class HostResource;
namespace proxy {
class ImageData : public ppapi::Resource,
public ppapi::thunk::PPB_ImageData_API,
public ppapi::ImageDataImpl {
public:
ImageData(const ppapi::HostResource& resource,
const PP_ImageDataDesc& desc,
ImageHandle handle);
virtual ~ImageData();
// Resource overrides.
virtual ppapi::thunk::PPB_ImageData_API* AsPPB_ImageData_API() OVERRIDE;
// PPB_ImageData API.
virtual PP_Bool Describe(PP_ImageDataDesc* desc) OVERRIDE;
virtual void* Map() OVERRIDE;
virtual void Unmap() OVERRIDE;
virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) OVERRIDE;
skia::PlatformCanvas* mapped_canvas() const { return mapped_canvas_.get(); }
const PP_ImageDataDesc& desc() const { return desc_; }
static const ImageHandle NullHandle;
static ImageHandle HandleFromInt(int32_t i);
private:
PP_ImageDataDesc desc_;
scoped_ptr<TransportDIB> transport_dib_;
// Null when the image isn't mapped.
scoped_ptr<skia::PlatformCanvas> mapped_canvas_;
DISALLOW_COPY_AND_ASSIGN(ImageData);
};
} // namespace proxy
} // namespace ppapi
#endif // PPAPI_PPB_IMAGE_DATA_PROXY_H_
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