mappainter.java.svn-base

利用J2ME编写的手机应用程序。 功能包括显示图片

package test;

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Graphics;

import wFramework.Map;
import wFramework.Point;
import wFramework.wFramework;

public class MapPainter extends Painter 
{
	private Map map;

	public MapPainter(BCanvas c, wFramework wf) 
	{
		super(c);
		map = wf.createMap("Sentrum", 569667, 7034403);
	}

    public void paint(Graphics g)
    {
    	map.paint(g);
    }
    
	public void keyPressed(int key)
	{
		switch (canvas.getGameAction(key))
		{
			case Canvas.UP:
				map.move(0, 50);
				break;
			case Canvas.DOWN:
				map.move(0, -50);
				break;
			case Canvas.LEFT:
				map.move(-50, 0);
				break;
			case Canvas.RIGHT:
				map.move(50, 0);
				break;
			case Canvas.KEY_NUM0:
				map.setZoom(map.getZoom() - 1);
				break;
			case Canvas.KEY_NUM1:
				map.setZoom(map.getZoom() + 1);
				break;
			case Canvas.FIRE:
				Point pt = map.pixelToWorld(canvas.width / 2, canvas.height / 2);
				System.out.println(pt);
				pt = map.worldToPixel(569616, 7034300);
				System.out.println(pt);
				break;
		}
		
		switch (key)
		{
			case '0':
				map.setZoom(map.getZoom() - 1);
				break;
			case '1':
				map.setZoom(map.getZoom() + 1);
				break;
		}
	}
}