Constructor Detail

• CentreZoomRegion

  public CentreZoomRegion(boolean isX)

  Constructor.

  Parameters:

  isX - true if the target region is horizontal, false for vertical

Method Detail

• createDrag

  public ZoomDrag createDrag(java.awt.Component comp,
                             java.awt.Point start)

  Description copied from class: ZoomRegion
  Returns a new ZoomDrag object appropriate for this region.

  Specified by:

  createDrag in class ZoomRegion

  Parameters:

  comp - component on which the drag is taking place

  start - start point for the drag

  Returns:

  new drag object

• getTarget

  public abstract java.awt.Rectangle getTarget()

  Description copied from class: ZoomRegion
  Returns the target region. This is the region within which the mouse must be clicked and dragged in order to generate a zoom event.

  Overrides:

  getTarget in class ZoomRegion

  Returns:

  target region

• getDisplay

  public abstract java.awt.Rectangle getDisplay()

  Description copied from class: ZoomRegion
  Returns the display region. This is the region used to display visual feedback to the user during a drag gesture.

  Overrides:

  getDisplay in class ZoomRegion

  Returns:

  display region