1/*
2 * Copyright 2014 Google Inc.
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 SkArcToPathEffect_DEFINED
9#define SkArcToPathEffect_DEFINED
10
11#include "SkPathEffect.h"
12
13class SK_API SkArcToPathEffect : public SkPathEffect {
14public:
15    /** radius must be > 0 to have an effect. It specifies the distance from each corner
16        that should be "rounded".
17    */
18    static sk_sp<SkPathEffect> Make(SkScalar radius) {
19        if (radius <= 0) {
20            return NULL;
21        }
22        return sk_sp<SkPathEffect>(new SkArcToPathEffect(radius));
23    }
24
25    bool filterPath(SkPath* dst, const SkPath& src, SkStrokeRec*, const SkRect*) const override;
26
27    SK_TO_STRING_OVERRIDE()
28    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkArcToPathEffect)
29
30protected:
31    explicit SkArcToPathEffect(SkScalar radius);
32    void flatten(SkWriteBuffer&) const override;
33
34private:
35    SkScalar fRadius;
36
37    typedef SkPathEffect INHERITED;
38};
39
40#endif
41