// Copyright 2010 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 ImageLayerChromium_h
#define ImageLayerChromium_h

#include "cc/content_layer.h"
#include "third_party/skia/include/core/SkBitmap.h"

namespace cc {

class ImageLayerTextureUpdater;

// A Layer that contains only an Image element.
class ImageLayerChromium : public TiledLayerChromium {
public:
    static scoped_refptr<ImageLayerChromium> create();

    virtual bool drawsContent() const OVERRIDE;
    virtual void setTexturePriorities(const CCPriorityCalculator&) OVERRIDE;
    virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRenderingStats&) OVERRIDE;
    virtual bool needsContentsScale() const OVERRIDE;

    void setBitmap(const SkBitmap& image);

private:
    ImageLayerChromium();
    virtual ~ImageLayerChromium();

    void setTilingOption(TilingOption);

    virtual LayerTextureUpdater* textureUpdater() const OVERRIDE;
    virtual void createTextureUpdaterIfNeeded() OVERRIDE;
    virtual IntSize contentBounds() const OVERRIDE;

    SkBitmap m_bitmap;

    scoped_refptr<ImageLayerTextureUpdater> m_textureUpdater;
};

}  // namespace cc

#endif