PPT Slide

import java.awt.*;

import java.awt.event.*;

public class DrawCanvas extends Canvas

implements MouseMotionListener, MouseListener{

private int mouseX, mouseY, oldX, oldY;

private boolean bClear, bDrawing;

private Color color;

private ControlPanel controls;

public DrawCanvas(int width, int height) {

this.setSize(width,height);

this.addMouseListener(this);

this.addMouseMotionListener(this);

} // constructor

public void setControls(ControlPanel controls) {

this.controls = controls;

} // setControls

public void updateCoordinates(MouseEvent e) {

updateCoordinates(e.getX(), e.getY());

} // updateCoordinates

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