1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/include/effects/SkDiscretePathEffect.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,47 @@
1.4 +/*
1.5 + * Copyright 2006 The Android Open Source Project
1.6 + *
1.7 + * Use of this source code is governed by a BSD-style license that can be
1.8 + * found in the LICENSE file.
1.9 + */
1.10 +
1.11 +#ifndef SkDiscretePathEffect_DEFINED
1.12 +#define SkDiscretePathEffect_DEFINED
1.13 +
1.14 +#include "SkPathEffect.h"
1.15 +
1.16 +/** \class SkDiscretePathEffect
1.17 +
1.18 + This path effect chops a path into discrete segments, and randomly displaces them.
1.19 +*/
1.20 +class SK_API SkDiscretePathEffect : public SkPathEffect {
1.21 +public:
1.22 + /** Break the path into segments of segLength length, and randomly move the endpoints
1.23 + away from the original path by a maximum of deviation.
1.24 + Note: works on filled or framed paths
1.25 + */
1.26 + static SkDiscretePathEffect* Create(SkScalar segLength, SkScalar deviation) {
1.27 + return SkNEW_ARGS(SkDiscretePathEffect, (segLength, deviation));
1.28 + }
1.29 +
1.30 + virtual bool filterPath(SkPath* dst, const SkPath& src,
1.31 + SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
1.32 +
1.33 + SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDiscretePathEffect)
1.34 +
1.35 +protected:
1.36 + SkDiscretePathEffect(SkReadBuffer&);
1.37 + virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
1.38 +
1.39 +#ifdef SK_SUPPORT_LEGACY_PUBLICEFFECTCONSTRUCTORS
1.40 +public:
1.41 +#endif
1.42 + SkDiscretePathEffect(SkScalar segLength, SkScalar deviation);
1.43 +
1.44 +private:
1.45 + SkScalar fSegLength, fPerterb;
1.46 +
1.47 + typedef SkPathEffect INHERITED;
1.48 +};
1.49 +
1.50 +#endif
