CDRTransforms.h
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28 
29 #ifndef __CDRTRANSFORMS_H__
30 #define __CDRTRANSFORMS_H__
31 
32 #include <vector>
33 #include <math.h>
34 
35 namespace libcdr
36 {
37 class CDRPath;
38 
39 class CDRTransform
40 {
41 public:
42  CDRTransform();
43  CDRTransform(double v0, double v1, double x0, double v3, double v4, double y0);
44  CDRTransform(const CDRTransform &trafo);
45 
46  void applyToPoint(double &x, double &y) const;
47  void applyToArc(double &rx, double &ry, double &rotation, bool &sweep, double &x, double &y) const;
48  double getScaleX() const;
49  double getScaleY() const;
50  double getRotation() const;
51  double getTranslateX() const;
52  double getTranslateY() const;
53  bool getFlipX() const;
54  bool getFlipY() const;
55 
56 private:
57  double _getScaleX() const;
58  double _getScaleY() const;
59  double m_v0;
60  double m_v1;
61  double m_x0;
62  double m_v3;
63  double m_v4;
64  double m_y0;
65 };
66 
67 class CDRTransforms
68 {
69 public:
70  CDRTransforms();
71  CDRTransforms(const CDRTransforms &trafos);
72  ~CDRTransforms();
73 
74  void append(double v0, double v1, double x0, double v3, double v4, double y0);
75  void append(const CDRTransform &trafo);
76  void clear();
77  bool empty() const;
78 
79  void applyToPoint(double &x, double &y) const;
80  void applyToArc(double &rx, double &ry, double &rotation, bool &sweep, double &x, double &y) const;
81  double getScaleX() const;
82  double getScaleY() const;
83  double getRotation() const;
84  double getTranslateX() const;
85  double getTranslateY() const;
86  bool getFlipX() const;
87  bool getFlipY() const;
88 
89 private:
90  double _getScaleX() const;
91  double _getScaleY() const;
92  std::vector<CDRTransform> m_trafos;
93 };
94 
95 } // namespace libcdr
96 
97 #endif /* __CDRTRANSFORMS_H__ */
98 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */
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