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public class CreateSensorSiteHandler implements EditionHandler{
/** The cursor to display on the map while the handler is installed. */
private Cursor CUR_NEW_SENSOR_SITE = null;
/** Is the handler currently installed ? */
private boolean installed = false;
/** The map associated with the handler. */
private MSS_Map map;
/**
* The {@link javax.swing.event.MouseInputListener}
* used to create a new site.
*/
MouseInputListener listener = new MouseListen();
/** The decoration used to diplay the coordinates of mouse. */
PointerDecoration decoration = new PointerDecoration();
/**
* Constructor.
* Creates a handler with a specific cursor.
*/
public CreateSensorSiteHandler(){
buildcursor();
}
/**
* Builds a specific cursor, for the action of
* creating new sensor sites.
*/
private void buildcursor(){
Toolkit tk = Toolkit.getDefaultToolkit();
ImageIcon ico_newSite = new ImageIcon(
this.getClass().getResource("/resources/cursors/createSite.gif"));
BufferedImage img =
new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB);
img.getGraphics().drawImage(ico_newSite.getImage(), 0, 0, null);
CUR_NEW_SENSOR_SITE = tk.createCustomCursor(img,
new Point(1, 1), "new_site");
}
public void cancelEdition() {}
public ImageIcon getIcon() {return null;}
public String getTitle() {
return "Create Sensor Site Handler";
}
public boolean isInstalled() {
return installed;
}
/**
* Called when {@code map.setEditionHandler(new CreateSensorSiteHandler());}
*
* @param curMap The map used.
*/
public void install(EditableMap2D curMap) {
installed = true;
map = (MSS_Map)curMap;
map.addDecoration(decoration);
}
public void uninstall() {
installed = false;
map.removeDecoration(decoration);
map = null;
}
/**
* Call when {@code map.setActionState(ACTION_STATE.EDIT);}
*
* @param curMap The map used.
*/
public void installListeners(EditableMap2D curMap) {
map = (MSS_Map)curMap;
map.getComponent().addMouseListener(listener);
map.getComponent().addMouseMotionListener(listener);
}
public void uninstallListeners() {
map.getComponent().removeMouseListener(listener);
map.getComponent().removeMouseMotionListener(listener);
}
/* -------------------------- INNER CLASS ------------------------- */
/**
* This inner class specify the action of the handler.
* In our case, when the mouse is clicked, we display a {@code JOptionPane}
* to get the name of the site, and then , we create the new sensor
* site.
* <br><br>
* We also specify that when the mouse is on the map, the cursos has a
* specific form.
*
* @author Thomas Bonavia
*
* @see java.awt.event.MouseListener
*/
private class MouseListen implements MouseInputListener{
public void mouseMoved(MouseEvent e) {
decoration.setInfosToDraw(e.getX(), e.getY(), map, true);
}
/**
* Allows to create a new site.
*
* @param e The mouse event generated.
*/
public void mouseClicked(MouseEvent e) {
decoration.setInfosToDraw(e.getX(), e.getY(), map, false);
/** PARTIE A MODIFIER - PLUS DE JOPTIONPANE */
String reponse = JOptionPane.showInputDialog(null,
"what is the name for the site?");
// If nothing was entered in the input area
if(reponse == null) {
return;
} else if(reponse.equals("")) {
JOptionPane.showMessageDialog(null,
"A name must be given to the state",
"Warning",JOptionPane.WARNING_MESSAGE);
} else {
// We get the map coordinates
Coordinate coord =
MSS_Window.getInstance().getMap().getRenderingStrategy().
toMapCoord(e.getX(), e.getY());
double tElev = MSS_ControlProject.getRaster().getElevation(
coord.x, coord.y);
// We create the new sensor site -> Replace 0 by the the height
MSS_ControlProject.addSensorSite(
new SensorSiteStation(reponse,coord.x, coord.y,0,tElev));
}
/** FIN PARTIE A MODIFIER */
decoration.setInfosToDraw(e.getX(), e.getY(), map, true);
}
/**
* Allows to change the cursor.
*
* @param e The mouse event generated.
*/
public void mouseEntered(MouseEvent e) {
map.getComponent().setCursor(CUR_NEW_SENSOR_SITE);
}
public void mouseExited(MouseEvent e) {
decoration.setInfosToDraw(e.getX(), e.getY(), map, false);
}
public void mouseDragged(MouseEvent e) {}
public void mousePressed(MouseEvent e) {}
public void mouseReleased(MouseEvent e) {}
}
} |
