SkPathParts.h revision 80bacfeb4bda06541e8695bd502229727bccfeab 
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
17class SkDrawPath;
18class SkDrawMatrix;
19
20class SkPathPart : public SkDisplayable {
21public:
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
28    virtual bool isPathPart() const { return true; }
29#endif
30protected:
31    SkDrawPath* fPath;
32};
33
34class SkMoveTo : public SkPathPart {
35    DECLARE_MEMBER_INFO(MoveTo);
36    SkMoveTo();
37    virtual bool add();
38protected:
39    SkScalar x;
40    SkScalar y;
41};
42
43class SkRMoveTo : public SkMoveTo {
44    DECLARE_MEMBER_INFO(RMoveTo);
45    virtual bool add();
46private:
47    typedef SkMoveTo INHERITED;
48};
49
50class SkLineTo : public SkPathPart {
51    DECLARE_MEMBER_INFO(LineTo);
52    SkLineTo();
53    virtual bool add();
54protected:
55    SkScalar x;
56    SkScalar y;
57};
58
59class SkRLineTo : public SkLineTo {
60    DECLARE_MEMBER_INFO(RLineTo);
61    virtual bool add();
62private:
63    typedef SkLineTo INHERITED;
64};
65
66class SkQuadTo : public SkPathPart {
67    DECLARE_MEMBER_INFO(QuadTo);
68    SkQuadTo();
69    virtual bool add();
70protected:
71    SkScalar x1;
72    SkScalar y1;
73    SkScalar x2;
74    SkScalar y2;
75};
76
77class SkRQuadTo : public SkQuadTo {
78    DECLARE_MEMBER_INFO(RQuadTo);
79    virtual bool add();
80private:
81    typedef SkQuadTo INHERITED;
82};
83
84class SkCubicTo : public SkPathPart {
85    DECLARE_MEMBER_INFO(CubicTo);
86    SkCubicTo();
87    virtual bool add();
88protected:
89    SkScalar x1;
90    SkScalar y1;
91    SkScalar x2;
92    SkScalar y2;
93    SkScalar x3;
94    SkScalar y3;
95};
96
97class SkRCubicTo : public SkCubicTo {
98    DECLARE_MEMBER_INFO(RCubicTo);
99    virtual bool add();
100private:
101    typedef SkCubicTo INHERITED;
102};
103
104class SkClose : public SkPathPart {
105    DECLARE_EMPTY_MEMBER_INFO(Close);
106    virtual bool add();
107};
108
109class SkAddGeom : public SkPathPart {
110    DECLARE_PRIVATE_MEMBER_INFO(AddGeom);
111    SkAddGeom();
112protected:
113    int /*SkPath::Direction*/ direction;
114};
115
116class SkAddRect : public SkAddGeom {
117    DECLARE_MEMBER_INFO(AddRect);
118    SkAddRect();
119    virtual bool add();
120protected:
121    SkRect fRect;
122private:
123    typedef SkAddGeom INHERITED;
124};
125
126class SkAddOval : public SkAddRect {
127    DECLARE_MEMBER_INFO(AddOval);
128    virtual bool add();
129private:
130    typedef SkAddRect INHERITED;
131};
132
133class SkAddCircle : public SkAddGeom {
134    DECLARE_MEMBER_INFO(AddCircle);
135    SkAddCircle();
136    virtual bool add();
137private:
138    SkScalar radius;
139    SkScalar x;
140    SkScalar y;
141    typedef SkAddGeom INHERITED;
142};
143
144class SkAddRoundRect : public SkAddRect {
145    DECLARE_MEMBER_INFO(AddRoundRect);
146    SkAddRoundRect();
147    virtual bool add();
148private:
149    SkScalar rx;
150    SkScalar ry;
151    typedef SkAddRect INHERITED;
152};
153
154class SkAddPath : public SkPathPart {
155    DECLARE_MEMBER_INFO(AddPath);
156    SkAddPath();
157    virtual bool add();
158private:
159    typedef SkPathPart INHERITED;
160    SkDrawMatrix* matrix;
161    SkDrawPath* path;
162};
163
164#endif // SkPathParts_DEFINED
165
166