gfx/skia/trunk/include/effects/Sk1DPathEffect.h@129ffea94266
gfx/skia/trunk/include/effects/Sk1DPathEffect.h
Sat, 03 Jan 2015 20:18:00 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Sat, 03 Jan 2015 20:18:00 +0100
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
- permissions
- -rw-r--r--
Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.
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 */
8 #ifndef Sk1DPathEffect_DEFINED
9 #define Sk1DPathEffect_DEFINED
11 #include "SkPathEffect.h"
12 #include "SkPath.h"
14 class SkPathMeasure;
16 // This class is not exported to java.
17 class SK_API Sk1DPathEffect : public SkPathEffect {
18 public:
19 virtual bool filterPath(SkPath* dst, const SkPath& src,
20 SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
22 protected:
23 /** Called at the start of each contour, returns the initial offset
24 into that contour.
25 */
26 virtual SkScalar begin(SkScalar contourLength) const = 0;
27 /** Called with the current distance along the path, with the current matrix
28 for the point/tangent at the specified distance.
29 Return the distance to travel for the next call. If return <= 0, then that
30 contour is done.
31 */
32 virtual SkScalar next(SkPath* dst, SkScalar dist, SkPathMeasure&) const = 0;
34 private:
35 typedef SkPathEffect INHERITED;
36 };
38 class SK_API SkPath1DPathEffect : public Sk1DPathEffect {
39 public:
40 enum Style {
41 kTranslate_Style, // translate the shape to each position
42 kRotate_Style, // rotate the shape about its center
43 kMorph_Style, // transform each point, and turn lines into curves
45 kStyleCount
46 };
48 /** Dash by replicating the specified path.
49 @param path The path to replicate (dash)
50 @param advance The space between instances of path
51 @param phase distance (mod advance) along path for its initial position
52 @param style how to transform path at each point (based on the current
53 position and tangent)
54 */
55 static SkPath1DPathEffect* Create(const SkPath& path, SkScalar advance, SkScalar phase,
56 Style style) {
57 return SkNEW_ARGS(SkPath1DPathEffect, (path, advance, phase, style));
58 }
60 virtual bool filterPath(SkPath*, const SkPath&,
61 SkStrokeRec*, const SkRect*) const SK_OVERRIDE;
63 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkPath1DPathEffect)
65 protected:
66 SkPath1DPathEffect(SkReadBuffer& buffer);
67 virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
69 // overrides from Sk1DPathEffect
70 virtual SkScalar begin(SkScalar contourLength) const SK_OVERRIDE;
71 virtual SkScalar next(SkPath*, SkScalar, SkPathMeasure&) const SK_OVERRIDE;
73 #ifdef SK_SUPPORT_LEGACY_PUBLICEFFECTCONSTRUCTORS
74 public:
75 #endif
76 SkPath1DPathEffect(const SkPath& path, SkScalar advance, SkScalar phase, Style);
78 private:
79 SkPath fPath; // copied from constructor
80 SkScalar fAdvance; // copied from constructor
81 SkScalar fInitialOffset; // computed from phase
82 Style fStyle; // copied from constructor
84 typedef Sk1DPathEffect INHERITED;
85 };
87 #endif
