infovis.visualization.magicLens
Class DefaultMagicLens

java.lang.Object
  infovis.visualization.magicLens.DefaultMagicLens

All Implemented Interfaces:

MagicLens

Direct Known Subclasses:

DefaultExcentricLabels, DefaultFisheye

public class DefaultMagicLens
extends Object
implements MagicLens

Class DefaultMagicLens

Version:

$Revision: 1.1 $

Author:

Jean-Daniel Fekete

Field Summary

Fields inherited from interface infovis.visualization.MagicLens

PROPERTY_ENABLED, PROPERTY_LENS_POSITION_X, PROPERTY_LENS_POSITION_Y, PROPERTY_LENS_RADIUS

Constructor Summary

DefaultMagicLens()

Method Summary

void	addPropertyChangeListener(PropertyChangeListener l) Add a PropertyChangeListener to the listener list.
void	addPropertyChangeListener(String propertyName, PropertyChangeListener listener) Add a PropertyChangeListener for a specific property.
void	firePropertyChange(String property, boolean oldV, boolean newV)
void	firePropertyChange(String property, float oldV, float newV)
void	firePropertyChange(String property, int oldV, int newV)
void	firePropertyChange(String property, Object oldV, Object newV)
Rectangle2D	getBounds() Returns the bounds of the transformed coordinates.
float	getLensRadius() Returns the lens radius.
float	getLensX() Returns the lens X center position.
float	getLensY() Returns the lens Y center position.
boolean	isEnabled() Returns whether this magic lens is enabled.
void	removePropertyChangeListener(PropertyChangeListener l) Remove a PropertyChangeListener from the listener list.
void	removePropertyChangeListener(String propertyName, PropertyChangeListener listener) Remove a PropertyChangeListener for a specific property.
void	setEnabled(boolean set) Sets the enabled state of the magic lens.
void	setLens(float x, float y) Sets for focus position
void	setLensRadius(float focusRadius) Sets the lens radius.
void	setLensX(float focusX) Sets the lensX.
void	setLensY(float focusY) Sets the lensY.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DefaultMagicLens

public DefaultMagicLens()

Method Detail

isEnabled

public boolean isEnabled()

Description copied from interface: MagicLens

Returns whether this magic lens is enabled.

Specified by:

isEnabled in interface MagicLens

Returns:

whether this magic lens is enabled.

setEnabled

public void setEnabled(boolean set)

Description copied from interface: MagicLens

Sets the enabled state of the magic lens.

Specified by:

setEnabled in interface MagicLens

Parameters:

set - the enabled state to set

getBounds

public Rectangle2D getBounds()

Description copied from interface: MagicLens

Returns the bounds of the transformed coordinates. Coordintates outside these bounds are not transformed.

Specified by:

getBounds in interface MagicLens

Returns:

the bounds of the transformed coordinates.

setLens

public void setLens(float x,
                    float y)

Description copied from interface: MagicLens

Sets for focus position

Specified by:

setLens in interface MagicLens

Parameters:

x - X coordinate of the position

y - X coordinate of the position

getLensX

public float getLensX()

Description copied from interface: MagicLens

Returns the lens X center position.

Specified by:

getLensX in interface MagicLens

Returns:

float

getLensY

public float getLensY()

Description copied from interface: MagicLens

Returns the lens Y center position.

Specified by:

getLensY in interface MagicLens

Returns:

float

setLensX

public void setLensX(float focusX)

Description copied from interface: MagicLens

Sets the lensX.

Specified by:

setLensX in interface MagicLens

Parameters:

focusX - The lest X to set

setLensY

public void setLensY(float focusY)

Description copied from interface: MagicLens

Sets the lensY.

Specified by:

setLensY in interface MagicLens

Parameters:

focusY - The lens Y to set

getLensRadius

public float getLensRadius()

Description copied from interface: MagicLens

Returns the lens radius.

Specified by:

getLensRadius in interface MagicLens

Returns:

the lens radius.

setLensRadius

public void setLensRadius(float focusRadius)

Description copied from interface: MagicLens

Sets the lens radius.

Specified by:

setLensRadius in interface MagicLens

Parameters:

focusRadius - the new radius.

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener l)

Description copied from interface: MagicLens

Add a PropertyChangeListener to the listener list. The listener is registered for all properties.

Specified by:

addPropertyChangeListener in interface MagicLens

Parameters:

l - The PropertyChangeListener to be added

addPropertyChangeListener

public void addPropertyChangeListener(String propertyName,
                                      PropertyChangeListener listener)

Description copied from interface: MagicLens

Add a PropertyChangeListener for a specific property. The listener will be invoked only when a call on firePropertyChange names that specific property.

Specified by:

addPropertyChangeListener in interface MagicLens

Parameters:

propertyName - The name of the property to listen on.

listener - The PropertyChangeListener to be added

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener l)

Description copied from interface: MagicLens

Remove a PropertyChangeListener from the listener list. This removes a PropertyChangeListener that was registered for all properties.

Specified by:

removePropertyChangeListener in interface MagicLens

Parameters:

l - The PropertyChangeListener to be removed

removePropertyChangeListener

public void removePropertyChangeListener(String propertyName,
                                         PropertyChangeListener listener)

Description copied from interface: MagicLens

Remove a PropertyChangeListener for a specific property.

Specified by:

removePropertyChangeListener in interface MagicLens

Parameters:

propertyName - The name of the property that was listened on.

listener - The PropertyChangeListener to be removed

firePropertyChange

public void firePropertyChange(String property,
                               Object oldV,
                               Object newV)

firePropertyChange

public void firePropertyChange(String property,
                               int oldV,
                               int newV)

firePropertyChange

public void firePropertyChange(String property,
                               float oldV,
                               float newV)

firePropertyChange

public void firePropertyChange(String property,
                               boolean oldV,
                               boolean newV)