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Point.java
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Point.java
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import java.util.*;
/**
* Abstract class Point - write a description of the class here
*
* @author
* @version
*/
public abstract class Point implements Cloneable
{
// instance variables - replace the example below with your own
private double xPosition;
private double yPosition;
public Point(double xPosition, double yPosition){
this.xPosition = xPosition;
this.yPosition = yPosition;
}
public double getXposition() {
return xPosition;
}
public double getYposition() {
return yPosition;
}
/**
* Move the figure by (deltaX,deltaY) pixels.
*/
public void move(double deltaX,double deltaY) {
xPosition += deltaX;
yPosition += deltaY;
}
/**
* Move the figure to position (x,y).
*/
public void moveTo(double x, double y) {
move(x-xPosition,y-yPosition);
}
/**
* Abstract function of draw
*/
public abstract void draw();
/**
* Abstract function of resize
*/
public abstract void resize(double scaleFactor);
/**
* Abstract function of erase
*/
public abstract void erase();
public Point clone(){
try {
Point copy = (Point)super.clone();
return copy;
}
catch(CloneNotSupportedException e){
throw new InternalError();
}
}
}