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This page contains an archived post to the Java Answers Forum made prior to February 25, 2002.
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Message:
Could you help me to draw line using mouse input
Posted by Theesan on February 10, 2001 at 12:37 AM
I tried draw line with mouse input.The program is shown below .It is compiled but at runtime it throws exeption.I could not identify the problem import java.awt.*;
import java.awt.event.*;
import java.applet.*;
public abstract class Linel extends Appletimplements MouseListener{
int x1,x2,y1,y2;
public void init() {
addMouseListener(this);
}
public voidmousePressed(MouseEvent e) {
x1=e.getX();
y1=e.getY();
mouseReleased(e);
}
public voidmouseReleased(MouseEvent e) {
x2 =e.getX();
y2 =e.getY();
repaint();
}
public void mouseClicked(MouseEvent e){}
public void mouseEntered(MouseEvent e){}
public void mouseExited(MouseEvent e){}
public void paint (Graphics g){
g.drawLine(x1,y1,x2,y2);
}
}
Thank you
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