Wiki: XViewBoxListener

XViewBoxListener

class com.xoetrope.svg.XViewBoxListener

A component which listens for events on an SVG viewBox and repositions registered components within the glass pane accordingly.

1. Example

public static void main(String[] args)

{

    JFrame frame = new JFrame();

    frame.setSize( 800, 600 );

    JComponent glassPane = (JComponent)frame.getGlassPane();

    glassPane.setSize( 800, 600 );

    glassPane.setOpaque( false );

    glassPane.setLayout( null )

    XSvgImageMap imageMap = new XSvgImageMap();

    imageMap.setURL( getClass().getResource( "Floor5.svg" ) );

    imageMap.display();    

    JButton button = new JButton();

    button.setBounds( 150, 100, 10, 10 );

    glassPane.add( button );

    ViewBoxListener listener = new ViewBoxListener( imageMap );

    listener.registerComponent( button );

    glassPane.setVisible( true );

    frame.getContentPane().add( imageMap );

    frame.setVisible( true );    

}

2. Constructor

public XViewBoxListener( final XSvgImageMap imageMap )

Constructor which takes an XSvgImageMap instance which will provide the viewBox.

3. Methods

1. setImageMap

public void registerComponent( Component component )

2. removeComponent

public void removeComponent( Component component )

Removes a previously registered component from the list of registered components.

3. Inner Class

1. Constructor

public ViewBoxComponent( Component component )

An inner class which stores location information for each registered component. Each registered component is stored within an instance of this class.

2. Inner Class Methods

1. getComponent

public Component getComponent()

Returns the component instance stored in this class.

2. getViewBoxLocation

public Point2D getViewBoxLocation()

Returns the components initial location in SVG coordinates.