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SFML 2.4.0

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Transform.hpp
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2016 Laurent Gomila (laurent@sfml-dev.org)
5 //
6 // This software is provided 'as-is', without any express or implied warranty.
7 // In no event will the authors be held liable for any damages arising from the use of this software.
8 //
9 // Permission is granted to anyone to use this software for any purpose,
10 // including commercial applications, and to alter it and redistribute it freely,
11 // subject to the following restrictions:
12 //
13 // 1. The origin of this software must not be misrepresented;
14 // you must not claim that you wrote the original software.
15 // If you use this software in a product, an acknowledgment
16 // in the product documentation would be appreciated but is not required.
17 //
18 // 2. Altered source versions must be plainly marked as such,
19 // and must not be misrepresented as being the original software.
20 //
21 // 3. This notice may not be removed or altered from any source distribution.
22 //
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
406 } // namespace sf
407
408
409 #endif // SFML_TRANSFORM_HPP
410
411
sf::Transform
Define a 3x3 transform matrix.
Definition: Transform.hpp:42
sf::Transform::Identity
static const Transform Identity
The identity transform (does nothing)
Definition: Transform.hpp:354
sf::Rect< float >
sf
Definition: AlResource.hpp:34
sf::Vector2< float >