SkCornerPathEffect.h revision 0a2bf90dccba3bde188e0386a7f0c60e6dde1ae9 
1/*
2 * Copyright 2006 The Android Open Source Project
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SkCornerPathEffect_DEFINED
9#define SkCornerPathEffect_DEFINED
10
11#include "SkPathEffect.h"
12
13/** \class SkCornerPathEffect
14
15    SkCornerPathEffect is a subclass of SkPathEffect that can turn sharp corners
16    into various treatments (e.g. rounded corners)
17*/
18class SK_API SkCornerPathEffect : public SkPathEffect {
19public:
20    /** radius must be > 0 to have an effect. It specifies the distance from each corner
21        that should be "rounded".
22    */
23    static SkCornerPathEffect* Create(SkScalar radius) {
24        return SkNEW_ARGS(SkCornerPathEffect, (radius));
25    }
26    virtual ~SkCornerPathEffect();
27
28    virtual bool filterPath(SkPath* dst, const SkPath& src,
29                            SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
30
31    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkCornerPathEffect)
32
33protected:
34    SkCornerPathEffect(SkReadBuffer&);
35    virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
36
37#ifdef SK_SUPPORT_LEGACY_PUBLICEFFECTCONSTRUCTORS
38public:
39#endif
40    SkCornerPathEffect(SkScalar radius);
41
42private:
43    SkScalar    fRadius;
44
45    typedef SkPathEffect INHERITED;
46};
47
48#endif
49