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 /*

  * Copyright 2006 The Android Open Source Project

  *

  * Use of this source code is governed by a BSD-style license that can be

  * found in the LICENSE file.

  */

 #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 SK_API 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

     */

     static SkDiscretePathEffect* Create(SkScalar segLength, SkScalar deviation) {

         return SkNEW_ARGS(SkDiscretePathEffect, (segLength, deviation));

     }

     virtual bool filterPath(SkPath* dst, const SkPath& src,

                             SkStrokeRec*, const SkRect*) const SK_OVERRIDE;

     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDiscretePathEffect)

 protected:

     SkDiscretePathEffect(SkReadBuffer&);

     virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;

 #ifdef SK_SUPPORT_LEGACY_PUBLICEFFECTCONSTRUCTORS

 public:

 #endif

     SkDiscretePathEffect(SkScalar segLength, SkScalar deviation);

 private:

     SkScalar fSegLength, fPerterb;

     typedef SkPathEffect INHERITED;

 };

 #endif