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/*
* Copyright 2010, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER OR
* 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 DrawExtra_h
#define DrawExtra_h
#include "config.h"
#include "Color.h"
#include "IntPoint.h"
#include "IntRect.h"
#include "wtf/HashMap.h"
#include "wtf/Vector.h"
// Color of the ring copied from framework's holo_light
#define COLOR_HOLO_LIGHT 0x6633B5E5
// Color of the ring copied from framework's holo_dark
#define COLOR_HOLO_DARK 0x660099CC
class SkCanvas;
class SkRegion;
namespace WebCore {
class LayerAndroid;
class GLExtras;
}
using namespace WebCore;
namespace android {
class DrawExtra {
public:
virtual ~DrawExtra() {}
virtual void draw(SkCanvas*, LayerAndroid*) {}
virtual void drawGL(GLExtras*, const LayerAndroid*) {}
};
// A helper extra that has a SkRegion per LayerAndroid
class RegionLayerDrawExtra : public DrawExtra {
public:
RegionLayerDrawExtra();
virtual ~RegionLayerDrawExtra();
void addHighlightRegion(const LayerAndroid* layer, const Vector<IntRect>& rects,
const IntPoint& additionalOffset = IntPoint(),
const IntRect& clipRect = IntRect());
virtual void draw(SkCanvas*, LayerAndroid*);
virtual void drawGL(GLExtras*, const LayerAndroid*);
private:
SkRegion* getHighlightRegionsForLayer(const LayerAndroid* layer);
typedef HashMap<int, SkRegion* > HighlightRegionMap;
HighlightRegionMap m_highlightRegions;
Color m_highlightColor;
};
}
#endif
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