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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_SHARED_IMPL_PPB_IMAGE_DATA_SHARED_H_
#define PPAPI_SHARED_IMPL_PPB_IMAGE_DATA_SHARED_H_
#include "ppapi/c/pp_bool.h"
#include "ppapi/c/ppb_image_data.h"
#include "ppapi/shared_impl/ppapi_shared_export.h"
namespace ppapi {
// Contains the implementation of some simple image data functions that are
// shared between the proxy and Chrome's implementation. Since these functions
// are just lists of what we support, it's much easier to just have the same
// code run in the plugin process than to proxy it.
//
// It's possible the implementation will get more complex. In this case, it's
// probably best to have some kind of "configuration" message that the renderer
// sends to the plugin process on startup that contains all of these kind of
// settings.
class PPAPI_SHARED_EXPORT PPB_ImageData_Shared {
public:
enum ImageDataType {
// An ImageData backed by a PlatformCanvas. You must create this type if
// you intend the ImageData to be usable in platform-specific APIs (like
// font rendering or rendering widgets like scrollbars). This type is not
// available in untrusted (NaCl) plugins.
PLATFORM,
// An ImageData that doesn't need access to the platform-specific canvas.
// This is backed by a simple shared memory buffer. This is the only type
// of ImageData that can be used by untrusted (NaCl) plugins.
SIMPLE
};
static PP_ImageDataFormat GetNativeImageDataFormat();
static PP_Bool IsImageDataFormatSupported(PP_ImageDataFormat format);
static PP_Bool IsImageDataDescValid(const PP_ImageDataDesc& desc);
};
} // namespace ppapi
#endif // PPAPI_SHARED_IMPL_PPB_IMAGE_DATA_SHARED_H_
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