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Copy pathCh1_4_2.java
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47 lines (34 loc) · 1.21 KB
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import java.awt.geom.Ellipse2D;
import java.applet.Applet;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
public class Ch1_4_2 extends Applet //简单实用为主
{
private Color clr[]={Color.blue,Color.black,Color.red,Color.yellow,Color.green};
// private int r=20,x=120,y=80,d=40,j=141,k=109;//方便修改
private int r=20,x=120,y=80,d=40,j=138,k=111;//方便修改
public void paint(Graphics g)
{
//BasicStroke a=new BasicStroke(3.0f, BasicStroke.CAP_BUTT,BasicStroke.JOIN_BEVEL);
BasicStroke a=new BasicStroke(3.0f);
((Graphics2D)g).setStroke(a);
g.setColor(clr[0]);//第一个圆
//g.drawOval(x-r,y-r,d,d);
Ellipse2D ellipse=new Ellipse2D.Double(x-r,y-r,d,d);
((Graphics2D)g).draw(ellipse);
//((Graphics2D)g).fill(ellipse);
((Graphics2D)g).setColor(clr[1]);
// ((Graphics2D)g).drawOval((x+42)-r,y-r,d,d);
((Graphics2D)g).drawOval((x+36)-r,y-r,d,d);
g.setColor(clr[2]);
// ((Graphics2D)g).drawOval((x+84)-r,y-r,d,d);
((Graphics2D)g).drawOval((x+72)-r,y-r,d,d);
g.setColor(clr[3]);
((Graphics2D)g).drawOval(j-r,k-r,d,d);
g.setColor(clr[4]);//第五个圆
// g.drawOval((j+42)-r,k-r,d,d);
g.drawOval((j+36)-r,k-r,d,d);
}//END PAINT
}//END CLASS