55 lines
1.2 KiB
Java
55 lines
1.2 KiB
Java
Drawing using the Mouse
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public class MousePaint extends Frame implements MouseMotionListener
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{
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private int x1, y1, x2, y2;
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public MousePaintII()
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{
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addWindowListener(new WindowAdapter()
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{
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public void windowClosing(WindowEvent we)
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{
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dispose();
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System.exit(0);
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}
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});
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addMouseMotionListener(this);
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setBounds(50,50,400,250);
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setVisible(true);
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}
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public static void main(String[] argv)
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{
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new MousePaintII();
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}
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public void update(Graphics g)
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{
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paint(g);
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}
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public void paint(Graphics g)
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{
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g.setColor(Color.black);
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g.drawLine(x1, y1, x2, y2);
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}
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public void mouseDragged(MouseEvent me)
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{
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me.consume();
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int x = me.getX();
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int y = me.getY();
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if ( x1 == 0 )
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{
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x1 = x;
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}
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if ( y1 == 0 )
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{
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y1 = y;
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}
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x2 = x;
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y2 = y;
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repaint();
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x1 = x2;
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y1 = y2;
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}
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public void mouseMoved(MouseEvent me)
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{ }
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}
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