org.geotools.swing

Class MouseDragBox

Object

MouseAdapter

MouseInputAdapter

MouseDragBox

All Implemented Interfaces:

MouseListener, MouseMotionListener, MouseWheelListener, EventListener, MouseInputListener

public class MouseDragBox
extends MouseInputAdapter

Draws a box on the parent component (e.g. JMapPane) as the mouse is dragged.

Since:

8.0

Author:

Michael Bedward

Constructor Summary

Constructors

Constructor and Description
MouseDragBox(JComponent component) Creates a new instance to work with the given component.

Method Summary

Modifier and Type	Method and Description
void	mouseDragged(MouseEvent ev) If the box is enabled, draws the box with the diagonal running from the start position to the current mouse position.
void	mousePressed(MouseEvent ev) If the box is enabled, records the start position for subsequent drawing as the mouse is dragged.
void	mouseReleased(MouseEvent ev) If the box is enabled, removes the final box.
void	setEnabled(boolean state) Enables or disables the drag box.

Methods inherited from class MouseAdapter

mouseClicked, mouseEntered, mouseExited, mouseMoved, mouseWheelMoved

Methods inherited from class Object

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

Methods inherited from interface MouseListener

mouseClicked, mouseEntered, mouseExited

Methods inherited from interface MouseMotionListener

mouseMoved

Constructor Detail

MouseDragBox

public MouseDragBox(JComponent component)

Creates a new instance to work with the given component.

Parameters:

component - the component on which the box will be drawn

Method Detail

setEnabled

public void setEnabled(boolean state)

Enables or disables the drag box. When enabled, the box is drawn on mouse dragging.

Parameters:

state - true to enable; false to disable

mousePressed

public void mousePressed(MouseEvent ev)

If the box is enabled, records the start position for subsequent drawing as the mouse is dragged.

Specified by:

mousePressed in interface MouseListener

Overrides:

mousePressed in class MouseAdapter

Parameters:

ev - input mouse event

mouseDragged

public void mouseDragged(MouseEvent ev)

If the box is enabled, draws the box with the diagonal running from the start position to the current mouse position.

Specified by:

mouseDragged in interface MouseMotionListener

Overrides:

mouseDragged in class MouseAdapter

Parameters:

ev - input mouse event

mouseReleased

public void mouseReleased(MouseEvent ev)

If the box is enabled, removes the final box.

Specified by:

mouseReleased in interface MouseListener

Overrides:

mouseReleased in class MouseAdapter

Parameters:

ev - the input mouse event