计算机图形学画一个位于屏幕中央的奥运五环图标的代码

奥运五环的代码：

/**

* @(#)yuan.java

*

*

* @author

* @version 1.00 2015/4/16

*/

import java.awt.*;

public class yuan extends java.applet.Applet {

private int r,x,y;

private int d;

public void paint(Graphics g) {

r=100; x=0; y=r; d=5/4 - r;

Dimension dim=getSize();

int w=dim.width;

int h=dim.height;

while(x<=y){

g.setColor(Color.black);

g.drawRect(x+w/2,y+h/2,1,1);

g.drawRect(x+w/2,-y+h/2,1,1);

g.drawRect(-x+w/2,y+h/2,1,1);

g.drawRect(-x+w/2,-y+h/2,1,1);

g.drawRect(y+w/2,x+h/2,1,1);

g.drawRect(y+w/2,-x+h/2,1,1);

g.drawRect(-y+w/2,x+h/2,1,1);

g.drawRect(-y+w/2,-x+h/2,1,1);

g.setColor(Color.blue);

g.drawRect(x+w/2-2*r-10,y+h/2,1,1); g.drawRect(x+w/2-2*r-10,-y+h/2,1,1);

g.drawRect(-x+w/2-2*r-10,y+h/2,1,1);

g.drawRect(-x+w/2-2*r-10,-y+h/2,1,1);

g.drawRect(y+w/2-2*r-10,x+h/2,1,1); g.drawRect(y+w/2-2*r-10,-x+h/2,1,1);

g.drawRect(-y+w/2-2*r-10,x+h/2,1,1);

g.drawRect(-y+w/2-2*r-10,-x+h/2,1,1);

g.setColor(Color.yellow);

g.drawRect(x+w/2-r-10,y+h/2+r,1,1);

g.drawRect(x+w/2-r-10,-y+h/2+r,1,1);

g.drawRect(-x+w/2-r-10,y+h/2+r,1,1);

g.drawRect(-x+w/2-r-10,-y+h/2+r,1,1);

g.drawRect(y+w/2-r-10,x+h/2+r,1,1); g.drawRect(y+w/2-r-10,-x+h/2+r,1,1);

g.drawRect(-y+w/2-r-10,x+h/2+r,1,1);

g.drawRect(-y+w/2-r-10,-x+h/2+r,1,1);

g.setColor(Color.green);

g.drawRect(x+w/2+r,y+h/2+r,1,1);

g.drawRect(x+w/2+r,-y+h/2+r,1,1);

g.drawRect(-x+w/2+r,y+h/2+r,1,1);

g.drawRect(-x+w/2+r,-y+h/2+r,1,1);

g.drawRect(y+w/2+r,x+h/2+r,1,1);

g.drawRect(y+w/2+r,-x+h/2+r,1,1);

g.drawRect(-y+w/2+r,x+h/2+r,1,1);

g.drawRect(-y+w/2+r,-x+h/2+r,1,1);

g.setColor(Color.red);

g.drawRect(x+w/2+2*r+10,y+h/2,1,1);

g.drawRect(x+w/2+2*r+10,-y+h/2,1,1);

g.drawRect(-x+w/2+2*r+10,y+h/2,1,1);

g.drawRect(-x+w/2+2*r+10,-y+h/2,1,1);

g.drawRect(y+w/2+2*r+10,x+h/2,1,1); g.drawRect(y+w/2+2*r+10,-x+h/2,1,1);

g.drawRect(-y+w/2+2*r+10,x+h/2,1,1);

g.drawRect(-y+w/2+2*r+10,-x+h/2,1,1);

if(d<0)

d+=x*2+3;

else{

d+=2*(x-y)+5;

y--;

}

x++;

}

}

}