root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / tools / Behavior / MoveMapTool.java @ 1062
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package com.iver.cit.gvsig.fmap.tools.Behavior; |
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import com.iver.cit.gvsig.fmap.tools.BehaviorException; |
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import com.iver.cit.gvsig.fmap.tools.Events.MoveEvent; |
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import com.iver.cit.gvsig.fmap.tools.Listeners.MoveListener; |
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import com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener; |
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import com.iver.cit.gvsig.fmap.tools.PanListenerImpl; |
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import java.awt.Graphics; |
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import java.awt.Point; |
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import java.awt.event.MouseEvent; |
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import java.awt.geom.Point2D; |
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/**
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* Pan.
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*
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* @author Vicente Caballero Navarro
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*/
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public class MoveMapTool extends MapTool { |
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private Point2D m_FirstPoint; |
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private Point2D m_LastPoint; |
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private Point2D m_PointAnt; |
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private MoveListener listener;
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/**
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* DOCUMENT ME!
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*
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* @param pli
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*/
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public MoveMapTool(MoveListener pli) {
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listener = pli; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.MapTool#paintComponent(java.awt.Graphics)
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*/
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public void paintComponent(Graphics g) { |
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g.setColor(getMapControl().getMapContext().getViewPort().getBackColor()); |
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g.fillRect(0, 0, getMapControl().getWidth(), getMapControl().getHeight()); |
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if (getMapControl().getImage() != null) { |
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if ((m_FirstPoint != null) && (m_LastPoint != null)) { |
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if ((m_LastPoint == null) && (m_PointAnt == null)) { |
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m_LastPoint = new Point(); |
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m_PointAnt = new Point(); |
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} |
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g.drawImage(getMapControl().getImage(), |
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(int) (m_LastPoint.getX() - m_PointAnt.getX()),
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(int) (m_LastPoint.getY() - m_PointAnt.getY()), null); |
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} else {
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super.paintComponent(g);
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} |
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} |
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} |
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/**
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* @see java.awt.event.MouseListener#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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if (e.getButton() == MouseEvent.BUTTON1) { |
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m_PointAnt = pScreen; |
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m_FirstPoint = m_PointAnt; |
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} |
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if (listener.cancelDrawing()) {
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getMapControl().cancelDrawing(); |
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} |
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} |
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/**
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* Reimplementaci?n del m?todo mouseReleased de MapTool.
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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 Maptool.
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*/
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public void mouseReleased(MouseEvent e) throws BehaviorException { |
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Point2D p1;
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Point2D p2;
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if (e.getButton() == MouseEvent.BUTTON1) { |
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MoveEvent event = new MoveEvent(m_FirstPoint, e.getPoint(), e);
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listener.move(event); |
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} |
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m_FirstPoint = null;
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} |
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/**
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* Reimplementaci?n del m?todo mouseDragged de MapTool.
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*
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* @param e 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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getMapControl().repaint(); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.MapTool#setListener(com.iver.cit.gvsig.fmap.tools.ToolListener)
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*/
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public void setListener(ToolListener listener) { |
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this.listener = (MoveListener) listener;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.MapTool#getListener()
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*/
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public ToolListener getListener() {
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return listener;
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} |
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} |