loadanimator.java

本j2me坦克游戏是在Nokia平台下开发的

/* This file was created by Nokia Developer's Suite for J2ME(TM) */



import javax.microedition.lcdui.*;

public class LoadAnimator extends Canvas implements Runnable
{

    private int Total_Size = 1;
    private int Current_Size = 0;
    private Thread thread;
    private Display display;
    private Displayable nextPage;
    private boolean bAnimatorStarted = false;
    private boolean bAnimatorNoFinish = false;
    public static int Fresh_Frequency; //刷新频率

    private boolean isover;
    private int sw = getWidth();
    private int sh = getHeight();
    private int rectnum = 7;
    private int rectw;
    private int rx1,ry1,rx2,ry2,strx,stry,bigx,bigy;
    private int nownum = 0;

	public LoadAnimator(  Display ds, Displayable _next )
	{
		super( );
        display = ds;
        nextPage = _next;

        bAnimatorStarted = false;
        bAnimatorNoFinish = false;
        Fresh_Frequency = 100;

        isover = false;
        rectw = sw/(rectnum*2+1);
        ry1 = (sh-rectw)/2-10;
        rx1 = rectw;
        ry2 = (sh-rectw)/2-10;
        rx2 = rectw;
        bigx = 0;
        bigy = (sh-rectw)/2-10-rectw;
        strx = 30;
        stry = ry1 + rectw + 50;

	}

    public void run() {
        while(bAnimatorNoFinish){
            try {
                thread.sleep(Fresh_Frequency);
                repaint();
            }
            catch (InterruptedException e) {}
        }

    }

    protected void paint(Graphics g) {
        //设置背景颜色
        g.setColor(255,255,255);
        g.fillRect(0,0,sw,sh);
        //显示进度

        g.setColor(0,0,0);
        g.drawRect(bigx,bigy,(rectnum*2+1)*rectw,3*rectw);
        for(int i = 0;i<rectnum;i++){
        	g.setColor(0,0,0);
            g.drawRect(rx1, ry1, rectw,rectw);
            rx1+=rectw*2;
        }
        rx1 = rectw;
        for(int j = 0;j<nownum;j++){
        	g.setColor(0,0,0);
     	 	g.fillRect(rx2,ry2,rectw,rectw);
  	     	rx2+=rectw*2;
        }
        rx2 = rectw;

        g.setColor(0,0,0);
   //   g.setFont(Font.getFont(Font. FACE_PROPORTIONAL,  Font.STYLE_BOLD, Font.SIZE_MEDIUM));
        g.drawString("游戏装载中，请稍候……",strx,stry,g.LEFT|g.TOP);
        //版权信息
        g.setColor(128,128,128);
        g.drawString("版权所有",0,0,g.LEFT|g.TOP);
        //结束
        if(isover) {
            display.setCurrent(nextPage);
            bAnimatorNoFinish = false;
        }
    }

    //启动
    public void play() {

        display.setCurrent(this);
        thread = new Thread(this);
        thread.start();
        bAnimatorStarted = true;
        bAnimatorNoFinish = true;

    }

    public void getnownum(int m){
    	nownum = m;
    }

    public void isover(){
    	isover = true;
    }

}