MutableAffineTransformer

java.lang.Object
- edu.uci.ics.jung.visualization.transform.AffineTransformer
- - edu.uci.ics.jung.visualization.transform.MutableAffineTransformer

All Implemented Interfaces:

BidirectionalTransformer, MutableTransformer, ShapeTransformer, ChangeEventSupport
```
public class MutableAffineTransformer
extends AffineTransformer
implements MutableTransformer, ShapeTransformer, ChangeEventSupport
```
Provides methods to mutate the AffineTransform used by AffineTransformer base class to map points from one coordinate system to another.

Field Summary

Fields
Modifier and Type Field and Description

protected ChangeEventSupport changeSupport
- Fields inherited from class edu.uci.ics.jung.visualization.transform.AffineTransformer
  inverse, transform

Fields
Modifier and Type	Field and Description
`protected ChangeEventSupport`	`changeSupport`

Constructor Summary

Constructors
Constructor and Description
`MutableAffineTransformer()` create an instance that does not transform points
`MutableAffineTransformer(java.awt.geom.AffineTransform transform)` Create an instance with the supplied transform

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`addChangeListener(javax.swing.event.ChangeListener l)` Adds a `ChangeListener`.
`void`	`concatenate(java.awt.geom.AffineTransform xform)`
`void`	`fireStateChanged()` Notifies all listeners that have registered interest for notification on this event type.
`javax.swing.event.ChangeListener[]`	`getChangeListeners()` Returns an array of all the `ChangeListener`s added with addChangeListener().
`void`	`preConcatenate(java.awt.geom.AffineTransform xform)`
`void`	`removeChangeListener(javax.swing.event.ChangeListener l)` Removes a ChangeListener.
`void`	`rotate(double radians, double x, double y)` rotates the current transform at the supplied points
`void`	`rotate(double theta, java.awt.geom.Point2D from)` preconcatenates the rotation at the supplied point with the current transform
`void`	`scale(double scalex, double scaley, java.awt.geom.Point2D from)` setter for the scale fires a PropertyChangeEvent with the AffineTransforms representing the previous and new values for scale and offset
`void`	`setScale(double scalex, double scaley, java.awt.geom.Point2D from)` setter for the scale fires a PropertyChangeEvent with the AffineTransforms representing the previous and new values for scale and offset
`void`	`setToIdentity()`
`void`	`setTranslate(double tx, double ty)` replace the Transform's translate x and y values with the passed values, leaving the scale values unchanged
`void`	`shear(double shx, double shy, java.awt.geom.Point2D from)` shears the transform by passed parameters
`java.lang.String`	`toString()`
`void`	`translate(double offsetx, double offsety)` Apply the passed values to the current Transform

Methods inherited from class edu.uci.ics.jung.visualization.transform.AffineTransformer
getInverse, getRotation, getScale, getScaleX, getScaleY, getShearX, getShearY, getTransform, getTranslateX, getTranslateY, inverseTransform, inverseTransform, setTransform, transform, transform

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface edu.uci.ics.jung.visualization.transform.MutableTransformer
getRotation, getScale, getScaleX, getScaleY, getShearX, getShearY, getTransform, getTranslateX, getTranslateY

Methods inherited from interface edu.uci.ics.jung.visualization.transform.shape.ShapeTransformer
inverseTransform, transform

Methods inherited from interface edu.uci.ics.jung.visualization.transform.BidirectionalTransformer
inverseTransform, transform

- Field Detail
  - changeSupport
```
protected ChangeEventSupport changeSupport
```
- Constructor Detail
  - MutableAffineTransformer
```
public MutableAffineTransformer()
```
    create an instance that does not transform points
  - MutableAffineTransformer
```
public MutableAffineTransformer(java.awt.geom.AffineTransform transform)
```
    Create an instance with the supplied transform
- Method Detail
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class AffineTransformer
  - scale
```
public void scale(double scalex,
         double scaley,
         java.awt.geom.Point2D from)
```
    setter for the scale fires a PropertyChangeEvent with the AffineTransforms representing the previous and new values for scale and offset
    
    Specified by:
    
    scale in interface MutableTransformer
    
    Parameters:
    scalex -
    scaley -
  - setScale
```
public void setScale(double scalex,
            double scaley,
            java.awt.geom.Point2D from)
```
    setter for the scale fires a PropertyChangeEvent with the AffineTransforms representing the previous and new values for scale and offset
    
    Specified by:
    
    setScale in interface MutableTransformer
    
    Parameters:
    scalex -
    scaley -
  - shear
```
public void shear(double shx,
         double shy,
         java.awt.geom.Point2D from)
```
    shears the transform by passed parameters
    
    Specified by:
    
    shear in interface MutableTransformer
    
    Parameters:
    shx - x value to shear
    shy - y value to shear
  - setTranslate
```
public void setTranslate(double tx,
                double ty)
```
    replace the Transform's translate x and y values with the passed values, leaving the scale values unchanged
    
    Specified by:
    
    setTranslate in interface MutableTransformer
    
    Parameters:
    tx - the x value
    ty - the y value
  - translate
```
public void translate(double offsetx,
             double offsety)
```
    Apply the passed values to the current Transform
    
    Specified by:
    
    translate in interface MutableTransformer
    
    Parameters:
    offsetx - the x-value
    offsety - the y-value
  - rotate
```
public void rotate(double theta,
          java.awt.geom.Point2D from)
```
    preconcatenates the rotation at the supplied point with the current transform
    
    Specified by:
    
    rotate in interface MutableTransformer
  - rotate
```
public void rotate(double radians,
          double x,
          double y)
```
    rotates the current transform at the supplied points
    
    Specified by:
    
    rotate in interface MutableTransformer
  - concatenate
```
public void concatenate(java.awt.geom.AffineTransform xform)
```
    Specified by:
    
    concatenate in interface MutableTransformer
  - preConcatenate
```
public void preConcatenate(java.awt.geom.AffineTransform xform)
```
    Specified by:
    
    preConcatenate in interface MutableTransformer
  - addChangeListener
```
public void addChangeListener(javax.swing.event.ChangeListener l)
```
    Adds a ChangeListener.
    
    Specified by:
    
    addChangeListener in interface ChangeEventSupport
    
    Parameters:
    l - the listener to be added
  - removeChangeListener
```
public void removeChangeListener(javax.swing.event.ChangeListener l)
```
    Removes a ChangeListener.
    
    Specified by:
    
    removeChangeListener in interface ChangeEventSupport
    
    Parameters:
    l - the listener to be removed
  - getChangeListeners
```
public javax.swing.event.ChangeListener[] getChangeListeners()
```
    Returns an array of all the ChangeListeners added with addChangeListener().
    
    Specified by:
    
    getChangeListeners in interface ChangeEventSupport
    
    Returns:
    all of the ChangeListeners added or an empty array if no listeners have been added
  - fireStateChanged
```
public void fireStateChanged()
```
    Notifies all listeners that have registered interest for notification on this event type. The event instance is lazily created.
    
    Specified by:
    
    fireStateChanged in interface ChangeEventSupport
    
    See Also:
    EventListenerList
  - setToIdentity
```
public void setToIdentity()
```
    Specified by:
    
    setToIdentity in interface MutableTransformer

Class MutableAffineTransformer

Field Summary

Fields inherited from class edu.uci.ics.jung.visualization.transform.AffineTransformer

Constructor Summary

Method Summary

Methods inherited from class edu.uci.ics.jung.visualization.transform.AffineTransformer

Methods inherited from class java.lang.Object

Methods inherited from interface edu.uci.ics.jung.visualization.transform.MutableTransformer

Methods inherited from interface edu.uci.ics.jung.visualization.transform.shape.ShapeTransformer

Methods inherited from interface edu.uci.ics.jung.visualization.transform.BidirectionalTransformer

Field Detail

changeSupport

Constructor Detail

MutableAffineTransformer

MutableAffineTransformer

Method Detail

toString

scale

setScale

shear

setTranslate

translate

rotate

rotate

concatenate

preConcatenate

addChangeListener

removeChangeListener

getChangeListeners

fireStateChanged

setToIdentity