public EditAction(ImageInfo image)
{
Image = image;
PreviousAction = null;
NextAction = null;
}
public void Redo()
{
if (Current != null && Current.NextAction != null)
{
Current = Current.NextAction;
Current.Redo();
}
}
public void Undo()
{
if (Current != First)
{
Current = Current.PreviousAction;
Current.Undo();
}
}
public void Push( EditAction action )
{
if ( First == null )
First = action;
else
Current.SetNext( action );
Current = action;
}
public void Push(EditAction action)
{
if (First == null)
{
First = action;
}
else
{
Current.SetNext(action);
}
Current = action;
}
public void SetNext(EditAction action)
{
NextAction = action;
action.PreviousAction = this;
}
public void SetNext( EditAction action )
{
NextAction = action;
action.PreviousAction = this;
}
