helpcanvas.java

名作puyo 移植的手机版

/*
 * @autor Zhang JunQin
 */
import java.io.IOException;

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

//import com.nokia.mid.ui.*;


class HelpCanvas extends Canvas{
	private MainMIDlet midlet;
	private Image keyImage;
	private int[] imageInfo;
	
	
	public HelpCanvas(MainMIDlet midlet){
		this.midlet=midlet;
		try{
			keyImage=Image.createImage("/pr.png");
		}catch(IOException ioe){
			keyImage=null;
		}
		imageInfo=ImageTool.getImageSequenceInfo(keyImage,28,15);
		
	}
	
	protected void paint(Graphics g) {
		g.setClip(0,0,176,208);
		g.setColor(0x143f87);
		g.fillRect(0,0,176,208);
		g.setColor(0xffff00);
		Font font=Font.getFont(Font.FACE_SYSTEM, Font.STYLE_ITALIC,Font.SIZE_MEDIUM);
		g.setFont(font);
		g.drawString("Help info of this game," ,88,60,Graphics.TOP|Graphics.HCENTER);
		g.drawString("it should replace " ,88,60+g.getFont().getHeight(),Graphics.TOP|Graphics.HCENTER);
		g.drawString("whit an image!!",88,60+g.getFont().getHeight()*2,Graphics.TOP|Graphics.HCENTER);
		ImageTool.drawFrame(g,keyImage,3,192,28,15,imageInfo,2);
	}
	
	protected void keyPressed(int keyCode){
		if(keyCode==-6){
			exit();
			midlet.showMenu();
		}
	}
	
	private void exit(){
		keyImage=null;
		imageInfo=null;
	}
	
}