Documentation de SFML 2.5.1

Transform.hpp
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2018 Laurent Gomila (laurent@sfml-dev.org)
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24 
25 #ifndef SFML_TRANSFORM_HPP
26 #define SFML_TRANSFORM_HPP
27 
29 // Headers
31 #include <SFML/Graphics/Export.hpp>
32 #include <SFML/Graphics/Rect.hpp>
33 #include <SFML/System/Vector2.hpp>
34 
35 
36 namespace sf
37 {
42 class SFML_GRAPHICS_API Transform
43 {
44 public:
45 
52  Transform();
53 
68  Transform(float a00, float a01, float a02,
69  float a10, float a11, float a12,
70  float a20, float a21, float a22);
71 
87  const float* getMatrix() const;
88 
98  Transform getInverse() const;
99 
109  Vector2f transformPoint(float x, float y) const;
110 
119  Vector2f transformPoint(const Vector2f& point) const;
120 
135  FloatRect transformRect(const FloatRect& rectangle) const;
136 
149  Transform& combine(const Transform& transform);
150 
169  Transform& translate(float x, float y);
170 
188  Transform& translate(const Vector2f& offset);
189 
207  Transform& rotate(float angle);
208 
233  Transform& rotate(float angle, float centerX, float centerY);
234 
258  Transform& rotate(float angle, const Vector2f& center);
259 
278  Transform& scale(float scaleX, float scaleY);
279 
305  Transform& scale(float scaleX, float scaleY, float centerX, float centerY);
306 
324  Transform& scale(const Vector2f& factors);
325 
349  Transform& scale(const Vector2f& factors, const Vector2f& center);
350 
352  // Static member data
354  static const Transform Identity;
355 
356 private:
357 
359  // Member data
361  float m_matrix[16];
362 };
363 
376 SFML_GRAPHICS_API Transform operator *(const Transform& left, const Transform& right);
377 
390 SFML_GRAPHICS_API Transform& operator *=(Transform& left, const Transform& right);
391 
404 SFML_GRAPHICS_API Vector2f operator *(const Transform& left, const Vector2f& right);
405 
419 SFML_GRAPHICS_API bool operator ==(const Transform& left, const Transform& right);
420 
433 SFML_GRAPHICS_API bool operator !=(const Transform& left, const Transform& right);
434 
435 } // namespace sf
436 
437 
438 #endif // SFML_TRANSFORM_HPP
439 
440 
static const Transform Identity
The identity transform (does nothing)
Definition: Transform.hpp:354
Define a 3x3 transform matrix.
Definition: Transform.hpp:42