1/*
2 * Copyright 2017 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 SkDashImpl_DEFINED
9#define SkDashImpl_DEFINED
10
11#include "SkPathEffect.h"
12
13class SK_API SkDashImpl : public SkPathEffect {
14public:
15    SkDashImpl(const SkScalar intervals[], int count, SkScalar phase);
16
17    bool filterPath(SkPath* dst, const SkPath& src, SkStrokeRec*, const SkRect*) const override;
18
19    bool asPoints(PointData* results, const SkPath& src, const SkStrokeRec&, const SkMatrix&,
20                  const SkRect*) const override;
21
22    DashType asADash(DashInfo* info) const override;
23
24    SK_TO_STRING_OVERRIDE()
25    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDashImpl)
26
27#ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK
28    bool exposedInAndroidJavaAPI() const override { return true; }
29#endif
30
31protected:
32    ~SkDashImpl() override;
33    void flatten(SkWriteBuffer&) const override;
34
35private:
36    SkScalar*   fIntervals;
37    int32_t     fCount;
38    SkScalar    fPhase;
39    // computed from phase
40
41    SkScalar    fInitialDashLength;
42    int32_t     fInitialDashIndex;
43    SkScalar    fIntervalLength;
44
45    typedef SkPathEffect INHERITED;
46};
47
48#endif
49