com.threerings.tudey.tools
Class EntryEdit

java.lang.Object
  javax.swing.undo.AbstractUndoableEdit
      com.threerings.tudey.tools.EntryEdit

All Implemented Interfaces:

Serializable, UndoableEdit

public class EntryEdit
extends AbstractUndoableEdit

Represents an edit to the scene's entries (and paint).

See Also:

Serialized Form

Field Summary

protected Map<Object,TudeySceneModel.Entry>	_added The entries added in this edit.
protected int	_id The edit id, which determines which edits we can merge.
protected int	_layer The layer to which this edit applies.
protected Map<Coord,TudeySceneModel.Paint>	_paint The paint set or cleared in this edit.
protected Map<Object,TudeySceneModel.Entry>	_removed The entries removed in this edit.
protected TudeySceneModel	_scene The affected scene.
protected Map<Object,TudeySceneModel.Entry>	_updated The entries updated in this edit.

Fields inherited from class javax.swing.undo.AbstractUndoableEdit

RedoName, UndoName

Constructor Summary

EntryEdit(TudeySceneModel scene, int id, int layer, Rectangle region, TudeySceneModel.Paint paint)
Creates and applies a new paint edit.

EntryEdit(TudeySceneModel scene, int id, int layer, TudeySceneModel.Entry[] add, TudeySceneModel.Entry[] update, Object[] remove)
Creates and applies a new entry edit.

Method Summary

boolean	addEdit(UndoableEdit edit)
void	redo()
protected void	swap(Map<Object,TudeySceneModel.Entry> removed, Map<Object,TudeySceneModel.Entry> added) Performs the actual undo or redo operation.
void	undo()

Methods inherited from class javax.swing.undo.AbstractUndoableEdit

canRedo, canUndo, die, getPresentationName, getRedoPresentationName, getUndoPresentationName, isSignificant, replaceEdit, toString

Methods inherited from class java.lang.Object

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

Field Detail

_scene

protected TudeySceneModel _scene

The affected scene.

_id

protected int _id

The edit id, which determines which edits we can merge.

_layer

protected int _layer

The layer to which this edit applies.

_added

protected Map<Object,TudeySceneModel.Entry> _added

The entries added in this edit.

_updated

protected Map<Object,TudeySceneModel.Entry> _updated

The entries updated in this edit.

_removed

protected Map<Object,TudeySceneModel.Entry> _removed

The entries removed in this edit.

_paint

protected Map<Coord,TudeySceneModel.Paint> _paint

The paint set or cleared in this edit.

Constructor Detail

EntryEdit

public EntryEdit(TudeySceneModel scene,
                 int id,
                 int layer,
                 TudeySceneModel.Entry[] add,
                 TudeySceneModel.Entry[] update,
                 Object[] remove)

Creates and applies a new entry edit.

EntryEdit

public EntryEdit(TudeySceneModel scene,
                 int id,
                 int layer,
                 Rectangle region,
                 TudeySceneModel.Paint paint)

Creates and applies a new paint edit.

Method Detail

addEdit

public boolean addEdit(UndoableEdit edit)

Specified by:

addEdit in interface UndoableEdit

Overrides:

addEdit in class AbstractUndoableEdit

undo

public void undo()
          throws CannotUndoException

Specified by:

undo in interface UndoableEdit

Overrides:

undo in class AbstractUndoableEdit

Throws:

CannotUndoException

redo

public void redo()
          throws CannotRedoException

Specified by:

redo in interface UndoableEdit

Overrides:

redo in class AbstractUndoableEdit

Throws:

CannotRedoException

swap

protected void swap(Map<Object,TudeySceneModel.Entry> removed,
                    Map<Object,TudeySceneModel.Entry> added)

Performs the actual undo or redo operation.

Parameters:

removed - the map containing the entries to add.

added - the map containing the entries to remove.