horstmann.ch06_scene3

Class CompoundShape

java.lang.Object

horstmann.ch06_scene3.SelectableShape

horstmann.ch06_scene3.CompoundShape

All Implemented Interfaces:

SceneShape

Direct Known Subclasses:

CarShape, HouseShape

public abstract class CompoundShape
extends SelectableShape

A scene shape that is composed of multiple geometric shapes.

Constructor Summary

Constructors

Constructor and Description
CompoundShape()

Method Summary

Modifier and Type	Method and Description
boolean	contains(java.awt.geom.Point2D aPoint) Tests whether this item contains a given point.
void	draw(java.awt.Graphics2D g2) Draws this item.
void	translate(int dx, int dy) Translates this item by a given amount.

Methods inherited from class horstmann.ch06_scene3.SelectableShape

drawSelection, isSelected, setSelected

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompoundShape

public CompoundShape()

Method Detail

contains

public boolean contains(java.awt.geom.Point2D aPoint)

Description copied from interface: SceneShape

Tests whether this item contains a given point.

Parameters:

aPoint - a point

Returns:

true if this item contains p

translate

public void translate(int dx,
                      int dy)

Description copied from interface: SceneShape

Translates this item by a given amount.

Parameters:

dx - the amount to translate in x-direction

dy - the amount to translate in y-direction

draw

public void draw(java.awt.Graphics2D g2)

Description copied from interface: SceneShape

Draws this item.

Parameters:

g2 - the graphics context