pmpicarea.java

MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight

/**
 * MegaMek - Copyright (C) 2000-2002 Ben Mazur ([e-mail])
 * 
 *  This program is free software; you can redistribute it and/or modify it 
 *  under the terms of the GNU General Public License as published by the Free 
 *  Software Foundation; either version 2 of the License, or (at your option) 
 *  any later version.
 * 
 *  This program is distributed in the hope that it will be useful, but 
 *  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
 *  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
 *  for more details.
 */

package megamek.client.ui.AWT.widget;

import java.awt.*;
import java.awt.event.*;

/**
 * Simple rectangle hot are for PicMap component.
 * Show single image when idle and "hoghlite" image
 * when mouse is over this area.
 */



public class PMPicArea implements PMHotArea{
    private int x = 0;
    private int y = 0;
    private Rectangle areaShape; 
    private ActionListener actionListener = null;
    private Image idleImage;
    private Image activeImage;
    private boolean highlight = true;
    private boolean selected = false;
    private boolean visible = true;
    private Cursor cursor = new Cursor(Cursor.HAND_CURSOR);
    
    public PMPicArea(Image idle, Image active){
           this.idleImage = idle;
           this.activeImage = active;
           areaShape = new Rectangle(x, y, idle.getWidth(null), idle.getHeight(null));
    }

    public PMPicArea(Image im){
            this(im, null);
            highlight = false;          
    }
     
    //PMElement interface methods       
    public void translate(int x, int y){
        areaShape.translate(x, y);
        this.x = this.x + x;
        this.y = this.y + y;
    }
    
    public Rectangle getBounds(){
        return areaShape.getBounds();
    }
    
    
    public void drawInto(Graphics g){
        if ((g == null) || (! visible)) return;
        if(selected){
            g.drawImage(activeImage, x, y, null);
        } else {
            g.drawImage(idleImage, x, y, null);
        }
          
    }
    
    public void setVisible(boolean v){
        visible = v;
    }
    
    public synchronized void addActionListener(ActionListener l) {
        actionListener = AWTEventMulticaster.add(actionListener, l);
    }
    
    public synchronized void removeActionListener(ActionListener l) {
       actionListener = AWTEventMulticaster.remove(actionListener, l);
    }



    //PMHotArea interface methods
    public Shape getAreaShape(){
        return this.areaShape;
    }
    
    public Cursor getCursor(){
        return cursor;
    }
    
    public void setCursor(Cursor c){
        cursor = c;
    }
    
    public void onMouseClick(MouseEvent e){
       //!!!!!!code here
    }        
    
    public void onMouseOver(MouseEvent e){
        if(highlight) selected = true;
    }
    
    public void onMouseExit(MouseEvent e){
        if(highlight) selected = false;
    }
    
    public void onMouseDown(MouseEvent e){}
    
    public void onMouseUp(MouseEvent e){}
    
    private void dispatchEvent(String s){
        if (actionListener != null) {
            actionListener.actionPerformed(new ActionEvent(this, ActionEvent.ACTION_PERFORMED, s));
        }
    }
}