Interface SlateModel

All Known Implementing Classes:

DefaultSlateModel

public abstract interface SlateModel

Model interface for managing repository of shapes.

Author:

Ramnivas Laddad

Method Summary

void	addShape(java.awt.Shape s) Add shape to the model.
void	addSlateModelListener(SlateModelListener l) Add listener interested in changes in the changes model.
java.awt.Shape	getShapeAtIndex(int index) Get the shape at given index
int	getShapeCount() Get the count of shape in the model
void	removeAllShapes() Remove all the shapes from model
void	removeShape(java.awt.Shape s) Remove shape from model
void	removeSlateModelListener(SlateModelListener l) Remove a previously added listener.

Method Detail

addSlateModelListener

public void addSlateModelListener(SlateModelListener l)

Add listener interested in changes in the changes model.

Parameters:

l - listener to be added.

removeSlateModelListener

public void removeSlateModelListener(SlateModelListener l)

Remove a previously added listener.

Parameters:

l - listener to be removed.

addShape

public void addShape(java.awt.Shape s)

Add shape to the model.

Parameters:

s - shape to be added.

removeShape

public void removeShape(java.awt.Shape s)

Remove shape from model

Parameters:

s - shape to be removed

removeAllShapes

public void removeAllShapes()

Remove all the shapes from model

getShapeCount

public int getShapeCount()

Get the count of shape in the model

Returns:

number of shapes currently int the model

getShapeAtIndex

public java.awt.Shape getShapeAtIndex(int index)

Get the shape at given index

Parameters:

index - index of shape sought

Returns:

shape at given index