tilecomponent.java

用java开发的一个实施策略游戏源码 值得学习一下

/*
 * TileComponent2.java
 *
 * Created on March 4, 2002, 2:22 AM
 */

package netwar.mapper;
import netwar.game.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

import netwar.utils.*;

/** Extends AWT Component to draw a tile image on itself. Also handles image loading.
 * @author Kyle Kakligian
 */
public class TileComponent extends JButton implements ActionListener {
    /** currently selected tile.
     */    
    public static TileComponent curr;
    public HexTypeM hexType;
    public String fileName;
    public Color c;
    public boolean pass;
    public Image bmp;
    
    /** Creates a new TileComponent
     * @param filename Filename of the tile's picture
     * @param color tile's mini map color
     * @param passable tile's passablity.
     */    
    public TileComponent(String filename, Color color, boolean passable) {
        hexType = new HexTypeM(filename, color, passable);
        HexM.hexTypes.append(hexType);
        
        fileName = filename;
        c = color;
        pass = passable;
        bmp = LoadImage.LoadWaitForImage(filename);
        
        HexM.hexTypes.append(this);
        
        addActionListener(this);
    }
    public void actionPerformed(java.awt.event.ActionEvent evt) {
        //curr.invalidate();
        curr = this;
        netwar.Mapper.rightPanel.updateUI(); // ugly hack
    }
    public Dimension getMinimumSize() {return getPreferredSize();}    public java.awt.Dimension getMaximumSize() {return getPreferredSize();} public java.awt.Dimension getPreferredSize() {
        return new Dimension(100, 100);
    }
    public void paint(java.awt.Graphics g) {
        g.setColor(c);
        g.fillRect(0,0,getWidth(),getHeight());
        if(bmp != null) g.drawImage(bmp,0,0,getWidth(),getHeight(),this);
        if(this == curr) {
            g.setColor(Color.red);
            g.drawRect(0,0,getWidth(),getHeight());
            g.drawRect(1,1,getWidth()-2,getHeight()-2);
            g.drawRect(2,2,getWidth()-4,getHeight()-4);
        }
    }
    
    public void setBounds(int x, int y, int w, int h) {
        if(w>getPreferredSize().width)
            w = getPreferredSize().width;
        if(h>getPreferredSize().height)
            h = getPreferredSize().height;
        super.setBounds(x,y,w,h);
    }
}