org.jsfml.graphics

Interface Transformable

All Known Implementing Classes:

BasicTransformable, CircleShape, ConvexShape, RectangleShape, Shape, Sprite, Text

public interface Transformable

Interface for transformable objects that can be positioned in the scene and rotated and scaled around an origin.

An implementation of this interface is provided by the BasicTransformable class.

Method Summary

Methods

Modifier and Type	Method and Description
Transform	getInverseTransform() Gets the inverse of the current transformation matrix.
Vector2f	getOrigin() Gets the origin of this object.
Vector2f	getPosition() Gets the position of this object.
float	getRotation() Gets the rotation angle of this object.
Vector2f	getScale() Gets the scaling of this object.
Transform	getTransform() Gets the current transformation matrix.
void	move(float x, float y) Moves this object.
void	move(Vector2f v) Moves the object.
void	rotate(float angle) Rotates this object around its origin.
void	scale(float x, float y) Scales the object, using its origin as the scaling center.
void	scale(Vector2f factors) Scales the object, using its origin as the scaling center.
void	setOrigin(float x, float y) Sets the rotation, scaling and drawing origin of this object.
void	setOrigin(Vector2f v) Sets the rotation, scaling and drawing origin of this object.
void	setPosition(float x, float y) Sets the position of this object in the scene so that its origin will be exactly on it.
void	setPosition(Vector2f v) Sets the position of this object in the scene so that its origin will be exactly on it.
void	setRotation(float angle) Sets the rotation of this object around its origin.
void	setScale(float x, float y) Sets the scaling of this object, using its origin as the scaling center.
void	setScale(Vector2f factors) Sets the scaling of this object, using its origin as the scaling center.

Method Detail

setPosition

void setPosition(float x,
               float y)

Sets the position of this object in the scene so that its origin will be exactly on it.

Parameters:

x - the new X coordinate.

y - the new Y coordinate.

setPosition

void setPosition(Vector2f v)

Sets the position of this object in the scene so that its origin will be exactly on it.

Parameters:

v - the new position.

setRotation

void setRotation(float angle)

Sets the rotation of this object around its origin.

Parameters:

angle - the new rotation angle in degrees.

setScale

void setScale(float x,
            float y)

Sets the scaling of this object, using its origin as the scaling center.

Parameters:

x - the new X scaling factor.

y - the new Y scaling factor.

setScale

void setScale(Vector2f factors)

Sets the scaling of this object, using its origin as the scaling center.

Parameters:

factors - the new scaling factors.

setOrigin

void setOrigin(float x,
             float y)

Sets the rotation, scaling and drawing origin of this object.

Parameters:

x - the new X coordinate of the origin.

y - the new Y coordinate of the origin.

setOrigin

void setOrigin(Vector2f v)

Sets the rotation, scaling and drawing origin of this object.

Parameters:

v - the new origin.

getPosition

Vector2f getPosition()

Gets the position of this object.

Returns:

the current position.

getRotation

float getRotation()

Gets the rotation angle of this object.

Returns:

the current rotation angle in degrees.

getScale

Vector2f getScale()

Gets the scaling of this object.

Returns:

the current scaling factors.

getOrigin

Vector2f getOrigin()

Gets the origin of this object.

Returns:

the current origin.

move

void move(float x,
        float y)

Moves this object.

Parameters:

x - the X offset added to the current position.

y - the Y offset added to the current position.

move

void move(Vector2f v)

Moves the object.

Parameters:

v - the offset vector added to the current position.

rotate

void rotate(float angle)

Rotates this object around its origin.

Parameters:

angle - the rotation angle in degrees.

scale

void scale(float x,
         float y)

Scales the object, using its origin as the scaling center.

Parameters:

x - the X scaling factor.

y - the Y scaling factor.

scale

void scale(Vector2f factors)

Scales the object, using its origin as the scaling center.

Parameters:

factors - the scaling factors.

getTransform

Transform getTransform()

Gets the current transformation matrix.

Returns:

the current transformation.

getInverseTransform

Transform getInverseTransform()

Gets the inverse of the current transformation matrix.

Returns:

the inverse of the current transform.