org.jdrawing.graphics
Class Group

java.lang.Object
  org.jdrawing.graphics.GraphicsElement
      org.jdrawing.graphics.Group

public class Group

extends GraphicsElement

Combines several elements.

Field Summary

Fields inherited from class org.jdrawing.graphics.GraphicsElement

BACKGROUND, COLOR, COMPOSITE, FONT, PAINT, parent, position, STROKE, TRANSFORM

Constructor Summary

Group()

Method Summary

void	addElement(GraphicsElement element) Append the specified element to the end of this group.
void	addElementAt(GraphicsElement element, int index) Adds the element to the group at specified position.
void	elementsChanged(GraphicsElement[] elements) Notify parent about elements was changed.
protected void	elementsInserted(GraphicsElement[] elements) Notify parent about new elements was inserted.
protected void	elementsRemoved(GraphicsElement[] elements) Notify parent about elements was removed.
GraphicsElement	getElementAt(int index) Gets the element in this group at specified position.
int	getElementCount() Gets the number of elements in this group.
int	indexOf(GraphicsElement element) Returns the index of the element in the group.
void	removeAllElements() Removes all the elements from this group.
void	removeElement(int index) Removes the element, specified by index, from this group.

Methods inherited from class org.jdrawing.graphics.GraphicsElement

addStyle, getParent, getStyle, getStyles, getTransform

Methods inherited from class java.lang.Object

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

Constructor Detail

Group

public Group()

Method Detail

addElement

public void addElement(GraphicsElement element)

Append the specified element to the end of this group.

Parameters:

element - element to be added to the group

addElementAt

public void addElementAt(GraphicsElement element,
                         int index)

Adds the element to the group at specified position.

Parameters:

element - element to be added to the group

index - position for element

removeElement

public void removeElement(int index)

Removes the element, specified by index, from this group.

Parameters:

index - the index of the component to be removed.

removeAllElements

public void removeAllElements()

Removes all the elements from this group.

getElementCount

public int getElementCount()

Gets the number of elements in this group.

Returns:

the number of elements in this group

getElementAt

public GraphicsElement getElementAt(int index)

Gets the element in this group at specified position.

Parameters:

index - index of the element to get

Returns:

the element at specified position

indexOf

public int indexOf(GraphicsElement element)

Returns the index of the element in the group.

Parameters:

element - element to search for

Returns:

index of the element in the group

elementsInserted

protected void elementsInserted(GraphicsElement[] elements)

Notify parent about new elements was inserted.

Parameters:

elements - inserted elements

elementsRemoved

protected void elementsRemoved(GraphicsElement[] elements)

Notify parent about elements was removed.

Parameters:

elements - removed elements

elementsChanged

public void elementsChanged(GraphicsElement[] elements)

Notify parent about elements was changed.

Parameters:

elements - changed elements