49 lines
922 B
Java
49 lines
922 B
Java
Using class MouseMotionAdapter
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import javax.swing.*;
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import java.awt.event.*;
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import java.awt.*;
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public class Painter extends JFrame
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{
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private int xValue = -10, yValue = -10;
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public Painter()
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{
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super( "A simple paint program" );
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getContentPane().add( new Label( "Drag the mouse to draw" ), BorderLayout.SOUTH );
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addMouseMotionListener( new MouseMotionAdapter()
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{
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public void mouseDragged( MouseEvent e )
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{
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xValue = e.getX();
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yValue = e.getY();
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repaint();
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}
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} );
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setSize( 300, 150 );
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show();
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}
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public void paint( Graphics g )
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{
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g.fillOval( xValue, yValue, 4, 4 );
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}
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public static void main( String args[] )
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{
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Painter app = new Painter();
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app.addWindowListener( new WindowAdapter()
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{
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public void windowClosing( WindowEvent e )
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{
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System.exit( 0 );
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}
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} );
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}
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}
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