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// Copyright 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 CC_RESOURCES_RESOURCE_H_
#define CC_RESOURCES_RESOURCE_H_
#include "cc/base/cc_export.h"
#include "cc/resources/resource_provider.h"
#include "ui/gfx/geometry/size.h"
namespace cc {
class CC_EXPORT Resource {
public:
Resource() : id_(0) {}
Resource(unsigned id, const gfx::Size& size, ResourceFormat format)
: id_(id),
size_(size),
format_(format) {}
ResourceProvider::ResourceId id() const { return id_; }
gfx::Size size() const { return size_; }
ResourceFormat format() const { return format_; }
size_t bytes() const;
inline static size_t MemorySizeBytes(const gfx::Size& size,
ResourceFormat format) {
DCHECK_EQ(0u, (BitsPerPixel(format) * size.width() * size.height()) % 8);
return (BitsPerPixel(format) * size.width() * size.height()) / 8;
}
protected:
void set_id(ResourceProvider::ResourceId id) { id_ = id; }
void set_dimensions(const gfx::Size& size, ResourceFormat format) {
size_ = size;
format_ = format;
}
private:
ResourceProvider::ResourceId id_;
gfx::Size size_;
ResourceFormat format_;
DISALLOW_COPY_AND_ASSIGN(Resource);
};
} // namespace cc
#endif // CC_RESOURCES_RESOURCE_H_
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