cameracanvas.java

来自「J2ME开发精解源代码已经过调试成功」· Java 代码 · 共 46 行

package com.j2medev.ch8.mmapi;

import javax.microedition.lcdui.*;
import javax.microedition.media.MediaException;
import javax.microedition.media.control.VideoControl;

public class CameraCanvas extends Canvas{
    
    private PowerCamera pc = null;
    private VideoControl vc = null;

    public CameraCanvas(PowerCamera pc,VideoControl vc,boolean initFlag) {
        this.pc = pc;
        this.vc = vc;
        int width = getWidth();
        int height = getHeight();
        //�
        if(initFlag==true)this.init();
        try{
            //�
            vc.setDisplayLocation(3,3);
            vc.setDisplaySize(width-6,height-6);
        }catch(MediaException ex){
            //
        }
       
        vc.setVisible(true);
    }
    public void init(){
    vc.initDisplayMode(VideoControl.USE_DIRECT_VIDEO,this);
    }
    public void paint(Graphics g){
        g.setColor(0xFFFFFF);
        g.fillRect(0, 0, getWidth(),getHeight());
    //�
    }
    
    public void keyPressed(int keyCode) {
        int action = getGameAction(keyCode);
        if (action == FIRE){
            pc. captureThread.StartCapture();
           // pc.capture();
        }
    }    
}