关于画线问题
这个程序的"orgX=e.getX()"和"orgY=e.getY()"这两个坐标的值为什么是0,0能
import java.awt.*;
import java.awt.event.*;
public class DrawLine
{
Frame f=new Frame("DrawLine");
public static void main(String[] args)
{
new DrawLine().init();
}
public void init()
{
f.setBounds(100,100,500,350);
f.setVisible(true);
f.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
f.addMouseListener(new MouseAdapter()
{
int orgX;
int orgY;
public void mousePressd(MouseEvent e)
{
orgX=e.getX();
orgY=e.getY();
}
public void mouseReleased(MouseEvent e)
{
Graphics g=f.getGraphics();
g.setColor(Color.red);
g.setFont(new Font("隶书",/*Font.ITALIC|*/Font.BOLD,20));
//设置文本字体
g.drawString(new String(orgX+","+orgY),orgX,orgY);
//打印鼠标按下时的坐标文本
g.drawString(new String(e.getX()+","+e.getY()),e.getX(),e.getY());
//打印鼠标释放时的坐标文本
g.drawLine(orgX,orgY,e.getX(),e.getY());
System.out.println(orgX);
System.out.println(orgY);
}
});
}
}