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/* include/graphics/SkDiscretePathEffect.h
**
** Copyright 2006, Google Inc.
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#ifndef SkDiscretePathEffect_DEFINED
#define SkDiscretePathEffect_DEFINED
#include "SkPathEffect.h"
/** \class SkDiscretePathEffect
This path effect chops a path into discrete segments, and randomly displaces them.
*/
class SkDiscretePathEffect : public SkPathEffect {
public:
/** Break the path into segments of segLength length, and randomly move the endpoints
away from the original path by a maximum of deviation.
Note: works on filled or framed paths
*/
SkDiscretePathEffect(SkScalar segLength, SkScalar deviation);
// overrides for SkPathEffect
// This method is not exported to java.
virtual bool filterPath(SkPath* dst, const SkPath& src, SkScalar* width);
// overrides for SkFlattenable
// This method is not exported to java.
virtual Factory getFactory();
// This method is not exported to java.
virtual void flatten(SkFlattenableWriteBuffer&);
protected:
SkDiscretePathEffect(SkFlattenableReadBuffer&);
private:
SkScalar fSegLength, fPerterb;
static SkFlattenable* CreateProc(SkFlattenableReadBuffer&);
typedef SkPathEffect INHERITED;
};
#endif
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