Class ERComponent

java.lang.Object
  |
  +--ERComponent

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

Attribute, Connection, Entity, ERSet, Relation

public abstract class ERComponent

extends java.lang.Object

implements java.io.Serializable

See Also:

Serialized Form

Field Summary

protected Rect	bounds
protected ERPaintArea	container
protected java.awt.Font	font
protected java.lang.String	name
protected int	nameHeight
protected boolean	selected
protected int	textX
protected int	textY
protected int	x
protected int	y

Constructor Summary

ERComponent()

ERComponent(java.lang.String name, java.awt.Font font, ERPaintArea container)

Method Summary

void	addAttribute(Attribute a)
abstract void	change()
abstract void	delete()
java.awt.geom.Rectangle2D	getBounds()
abstract java.awt.Point	getCoord(int x, int y)
boolean	isSelected()
abstract void	paint(java.awt.Graphics g)
void	removeAttribute(Attribute a)
void	rename(java.lang.String name)
void	select(boolean b)
void	setXY(int x, int y)
void	translate(int x, int y)

Methods inherited from class java.lang.Object

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

Field Detail

container

protected ERPaintArea container

font

protected java.awt.Font font

selected

protected boolean selected

name

protected java.lang.String name

bounds

protected Rect bounds

nameHeight

protected int nameHeight

textX

protected int textX

textY

protected int textY

x

protected int x

y

protected int y

Constructor Detail

ERComponent

public ERComponent()

ERComponent

public ERComponent(java.lang.String name,
                   java.awt.Font font,
                   ERPaintArea container)

Method Detail

rename

public void rename(java.lang.String name)

paint

public abstract void paint(java.awt.Graphics g)

removeAttribute

public void removeAttribute(Attribute a)

addAttribute

public void addAttribute(Attribute a)

delete

public abstract void delete()

change

public abstract void change()

getBounds

public java.awt.geom.Rectangle2D getBounds()

getCoord

public abstract java.awt.Point getCoord(int x,
                                        int y)

setXY

public void setXY(int x,
                  int y)

translate

public void translate(int x,
                      int y)

select

public void select(boolean b)

isSelected

public boolean isSelected()