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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CCHeadsUpDisplay_h
#define CCHeadsUpDisplay_h
#if USE(ACCELERATED_COMPOSITING)
#include "LayerRendererChromium.h"
namespace WebCore {
class GeometryBinding;
class GraphicsContext3D;
// Class that handles drawing of composited render layers using GL.
class CCHeadsUpDisplay {
WTF_MAKE_NONCOPYABLE(CCHeadsUpDisplay);
public:
static PassOwnPtr<CCHeadsUpDisplay> create(LayerRendererChromium* owner)
{
return adoptPtr(new CCHeadsUpDisplay(owner));
}
~CCHeadsUpDisplay();
void onPresent();
void setShowFPSCounter(bool enable) { m_showFPSCounter = enable; }
bool showFPSCounter() const { return m_showFPSCounter; }
void setShowPlatformLayerTree(bool enable) { m_showPlatformLayerTree = enable; }
bool showPlatformLayerTree() const { return m_showPlatformLayerTree; }
bool enabled() const { return m_showPlatformLayerTree || m_showFPSCounter; }
void draw();
private:
explicit CCHeadsUpDisplay(LayerRendererChromium* owner);
void drawHudContents(GraphicsContext*, const IntSize& hudSize);
int m_currentFrameNumber;
OwnPtr<LayerTexture> m_hudTexture;
LayerRendererChromium* m_layerRenderer;
double m_presentTimeHistoryInSec[2];
bool m_showFPSCounter;
bool m_showPlatformLayerTree;
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif
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