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Transformable.hpp
1
2//
3// SFML - Simple and Fast Multimedia Library
4// Copyright (C) 2007-2018 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:43
sf::Transformable
Decomposed transform defined by a position, a rotation and a scale.
Definition: Transformable.hpp:42
sf::Transformable::setRotation
void setRotation(float angle)
set the orientation of the object
sf::Transformable::scale
void scale(float factorX, float factorY)
Scale the object.
sf::Transformable::getTransform
const Transform & getTransform() const
get the combined transform of the object
sf::Transformable::~Transformable
virtual ~Transformable()
Virtual destructor.
sf::Transformable::setScale
void setScale(const Vector2f &factors)
set the scale factors of the object
sf::Transformable::setPosition
void setPosition(float x, float y)
set the position of the object
sf::Transformable::setOrigin
void setOrigin(float x, float y)
set the local origin of the object
sf::Transformable::getScale
const Vector2f & getScale() const
get the current scale of the object
sf::Transformable::move
void move(float offsetX, float offsetY)
Move the object by a given offset.
sf::Transformable::getOrigin
const Vector2f & getOrigin() const
get the local origin of the object
sf::Transformable::getRotation
float getRotation() const
get the orientation of the object
sf::Transformable::setOrigin
void setOrigin(const Vector2f &origin)
set the local origin of the object
sf::Transformable::setScale
void setScale(float factorX, float factorY)
set the scale factors of the object
sf::Transformable::move
void move(const Vector2f &offset)
Move the object by a given offset.
sf::Transformable::getInverseTransform
const Transform & getInverseTransform() const
get the inverse of the combined transform of the object
sf::Transformable::scale
void scale(const Vector2f &factor)
Scale the object.
sf::Transformable::Transformable
Transformable()
Default constructor.
sf::Transformable::getPosition
const Vector2f & getPosition() const
get the position of the object
sf::Transformable::setPosition
void setPosition(const Vector2f &position)
set the position of the object
sf::Transformable::rotate
void rotate(float angle)
Rotate the object.
sf::Vector2< float >