SFML 2.4.2
Transformable.hpp
1 //
3 // SFML - Simple and Fast Multimedia Library
4 // Copyright (C) 2007-2017 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_TRANSFORMABLE_HPP
26 #define SFML_TRANSFORMABLE_HPP
27
29 // Headers
31 #include <SFML/Graphics/Export.hpp>
32 #include <SFML/Graphics/Transform.hpp>
33
34
35 namespace sf
36 {
41 class SFML_GRAPHICS_API Transformable
42 {
43 public:
44
49 Transformable();
50
55 virtual ~Transformable();
56
70 void setPosition(float x, float y);
71
84 void setPosition(const Vector2f& position);
85
98 void setRotation(float angle);
99
113 void setScale(float factorX, float factorY);
114
127 void setScale(const Vector2f& factors);
128
145 void setOrigin(float x, float y);
146
162 void setOrigin(const Vector2f& origin);
163
172 const Vector2f& getPosition() const;
173
184 float getRotation() const;
185
194 const Vector2f& getScale() const;
195
204 const Vector2f& getOrigin() const;
205
223 void move(float offsetX, float offsetY);
224
240 void move(const Vector2f& offset);
241
255 void rotate(float angle);
256
274 void scale(float factorX, float factorY);
275
292 void scale(const Vector2f& factor);
293
302 const Transform& getTransform() const;
303
312 const Transform& getInverseTransform() const;
313
314 private:
315
317 // Member data
319 Vector2f m_origin;
320 Vector2f m_position;
321 float m_rotation;
322 Vector2f m_scale;
323 mutable Transform m_transform;
324 mutable bool m_transformNeedUpdate;
325 mutable Transform m_inverseTransform;
326 mutable bool m_inverseTransformNeedUpdate;
327 };
328
329 } // namespace sf
330
331
332 #endif // SFML_TRANSFORMABLE_HPP
333
334
sf::Transform
Define a 3x3 transform matrix.
Definition: Transform.hpp:42
sf
Definition: AlResource.hpp:34
sf::Vector2< float >
sf::Transformable
Decomposed transform defined by a position, a rotation and a scale.
Definition: Transformable.hpp:41