Revision 20100 branches/v10/libraries/libFMap/src/com/iver/cit/gvsig/fmap/tools/Behavior/RectangleBehavior.java
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/** |
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* Behaviour que espera un listener de tipo RectangleListener. |
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* <p>Behavior that permits user to select a rectangular area on the associated <code>MapControl</code> using |
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* a {@link RectangleListener RectangleListener}.</p>
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* |
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* @author Vicente Caballero Navarro |
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*/ |
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public class RectangleBehavior extends Behavior {
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/** |
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* First point of the rectangle area, that represents a corner. |
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*/ |
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private Point2D m_FirstPoint; |
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/** |
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* Second point of the rectangle area, that represents the opposite corner of the first, |
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* along the diagonal. |
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*/ |
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private Point2D m_LastPoint; |
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/** |
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* Auxiliary point that represents a corner selected in image coordinates. |
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*/ |
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private Point2D m_PointAnt; |
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/** |
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* Tool listener used to work with the <code>MapControl</code> object. |
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* |
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* @see #getListener() |
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* @see #setListener(ToolListener) |
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*/ |
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private RectangleListener listener; |
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/** |
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* Crea un nuevo RectangleBehavior.
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* <p>Creates a new behavior for selecting rectangle areas.</p>
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* |
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* @param zili listener.
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* @param zili listener used to permit this object to work with the associated <code>MapControl</code>
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*/ |
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public RectangleBehavior(RectangleListener zili) {
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listener = zili; |
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} |
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/** |
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/* |
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* (non-Javadoc) |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#paintComponent(java.awt.Graphics) |
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*/ |
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public void paintComponent(Graphics g) {
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g.setPaintMode(); |
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} |
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/** |
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* Reimplementaci?n del m?todo mousePressed de Behavior. |
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* |
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* @param e MouseEvent |
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/* |
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* (non-Javadoc) |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mousePressed(java.awt.event.MouseEvent) |
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*/ |
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public void mousePressed(MouseEvent e) {
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Point pScreen = e.getPoint(); |
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getMapControl().repaint(); |
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} |
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/** |
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* Reimplementaci?n del m?todo mouseReleased de Behavior. |
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* |
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* @param e MouseEvent |
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* |
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* @throws BehaviorException Excepci?n lanzada cuando el Behavior. |
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/* |
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* (non-Javadoc) |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseReleased(java.awt.event.MouseEvent) |
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*/ |
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public void mouseReleased(MouseEvent e) throws BehaviorException {
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if (m_FirstPoint == null) return; |
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m_LastPoint = null; |
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} |
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/** |
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* Reimplementaci?n del m?todo mouseDragged de Behavior. |
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* |
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* @param e MouseEvent |
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/* |
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* (non-Javadoc) |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseDragged(java.awt.event.MouseEvent) |
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*/ |
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public void mouseDragged(MouseEvent e) {
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m_LastPoint = e.getPoint(); |
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} |
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/** |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#setListener(com.iver.cit.gvsig.fmap.tools.ToolListener) |
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* <p>Sets a tool listener to work with the <code>MapControl</code> using this behavior.</p> |
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* |
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* @param listener a <code>RectangleListener</code> object for this behavior |
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*/ |
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public void setListener(ToolListener listener) {
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this.listener = (RectangleListener) listener; |
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} |
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/** |
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/* |
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* (non-Javadoc) |
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#getListener() |
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*/ |
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public ToolListener getListener() {
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