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1 
2 /*
3  * Copyright 2006 The Android Open Source Project
4  *
5  * Use of this source code is governed by a BSD-style license that can be
6  * found in the LICENSE file.
7  */
8 
9 
10 #ifndef SkPathParts_DEFINED
11 #define SkPathParts_DEFINED
12 
13 #include "SkDisplayable.h"
14 #include "SkMemberInfo.h"
15 #include "SkPath.h"
16 
17 class SkDrawPath;
18 class SkDrawMatrix;
19 
20 class SkPathPart : public SkDisplayable {
21 public:
22     SkPathPart();
23     virtual bool add() = 0;
24     virtual void dirty();
25     virtual SkDisplayable* getParent() const;
26     virtual bool setParent(SkDisplayable* parent);
27 #ifdef SK_DEBUG
isPathPart()28     virtual bool isPathPart() const { return true; }
29 #endif
30 protected:
31     SkDrawPath* fPath;
32 };
33 
34 class SkMoveTo : public SkPathPart {
35     DECLARE_MEMBER_INFO(MoveTo);
36     SkMoveTo();
37     virtual bool add();
38 protected:
39     SkScalar x;
40     SkScalar y;
41 };
42 
43 class SkRMoveTo : public SkMoveTo {
44     DECLARE_MEMBER_INFO(RMoveTo);
45     virtual bool add();
46 private:
47     typedef SkMoveTo INHERITED;
48 };
49 
50 class SkLineTo : public SkPathPart {
51     DECLARE_MEMBER_INFO(LineTo);
52     SkLineTo();
53     virtual bool add();
54 protected:
55     SkScalar x;
56     SkScalar y;
57 };
58 
59 class SkRLineTo : public SkLineTo {
60     DECLARE_MEMBER_INFO(RLineTo);
61     virtual bool add();
62 private:
63     typedef SkLineTo INHERITED;
64 };
65 
66 class SkQuadTo : public SkPathPart {
67     DECLARE_MEMBER_INFO(QuadTo);
68     SkQuadTo();
69     virtual bool add();
70 protected:
71     SkScalar x1;
72     SkScalar y1;
73     SkScalar x2;
74     SkScalar y2;
75 };
76 
77 class SkRQuadTo : public SkQuadTo {
78     DECLARE_MEMBER_INFO(RQuadTo);
79     virtual bool add();
80 private:
81     typedef SkQuadTo INHERITED;
82 };
83 
84 class SkCubicTo : public SkPathPart {
85     DECLARE_MEMBER_INFO(CubicTo);
86     SkCubicTo();
87     virtual bool add();
88 protected:
89     SkScalar x1;
90     SkScalar y1;
91     SkScalar x2;
92     SkScalar y2;
93     SkScalar x3;
94     SkScalar y3;
95 };
96 
97 class SkRCubicTo : public SkCubicTo {
98     DECLARE_MEMBER_INFO(RCubicTo);
99     virtual bool add();
100 private:
101     typedef SkCubicTo INHERITED;
102 };
103 
104 class SkClose : public SkPathPart {
105     DECLARE_EMPTY_MEMBER_INFO(Close);
106     virtual bool add();
107 };
108 
109 class SkAddGeom : public SkPathPart {
110     DECLARE_PRIVATE_MEMBER_INFO(AddGeom);
111     SkAddGeom();
112 protected:
113     int /*SkPath::Direction*/ direction;
114 };
115 
116 class SkAddRect : public SkAddGeom {
117     DECLARE_MEMBER_INFO(AddRect);
118     SkAddRect();
119     virtual bool add();
120 protected:
121     SkRect fRect;
122 private:
123     typedef SkAddGeom INHERITED;
124 };
125 
126 class SkAddOval : public SkAddRect {
127     DECLARE_MEMBER_INFO(AddOval);
128     virtual bool add();
129 private:
130     typedef SkAddRect INHERITED;
131 };
132 
133 class SkAddCircle : public SkAddGeom {
134     DECLARE_MEMBER_INFO(AddCircle);
135     SkAddCircle();
136     virtual bool add();
137 private:
138     SkScalar radius;
139     SkScalar x;
140     SkScalar y;
141     typedef SkAddGeom INHERITED;
142 };
143 
144 class SkAddRoundRect : public SkAddRect {
145     DECLARE_MEMBER_INFO(AddRoundRect);
146     SkAddRoundRect();
147     virtual bool add();
148 private:
149     SkScalar rx;
150     SkScalar ry;
151     typedef SkAddRect INHERITED;
152 };
153 
154 class SkAddPath : public SkPathPart {
155     DECLARE_MEMBER_INFO(AddPath);
156     SkAddPath();
157     virtual bool add();
158 private:
159     typedef SkPathPart INHERITED;
160     SkDrawMatrix* matrix;
161     SkDrawPath* path;
162 };
163 
164 #endif // SkPathParts_DEFINED
165 
166