public int AddFigure(IFigure figure, bool isUndoAction = false)
{
if (!isUndoAction)
{
figure.ID = maxID++;
ActionWithFigure undoAction = new ActionWithFigure(figure, RemoveFigure);
undoStack.Push(undoAction);
Console.WriteLine("Add Figure {0}", figure.ID);
}
if (!figureDic.ContainsKey(figure.ID))
{
figureDic.Add(figure.ID, figure);
}
else
{
Console.WriteLine("Error on adding, a figure with ID {0} already exists", figure.ID);
}
return figure.ID;
}
private int RotateClockwize(IFigure figure, double angle, bool isUndoAction = false)
{
if (!isUndoAction)
{
ActionWithFigure undoAction = new ActionWithFigure(figure, RotateClockwize, -angle);
undoStack.Push(undoAction);
}
figure.RotateClockwize(angle);
Console.WriteLine("Rotate Figure {0}", figure.ID);
return figure.ID;
}
private int RemoveFigure(IFigure figure, bool isUndoAction = false)
{
if (figureDic.ContainsKey(figure.ID))
{
figureDic.Remove(figure.ID);
}
if (!isUndoAction)
{
ActionWithFigure undoAction = new ActionWithFigure(figure, AddFigure);
undoStack.Push(undoAction);
Console.WriteLine("Remove Figure {0}", figure.ID);
}
return figure.ID;
}
private int ResizeFigure(IFigure figure, double k, bool isUndoAction = false)
{
if (!isUndoAction)
{
ActionWithFigure undoAction = new ActionWithFigure(figure, ResizeFigure, 1/k);
undoStack.Push(undoAction);
}
figure.Resize(k);
Console.WriteLine("Resize Figure {0}", figure.ID);
return figure.ID;
}
private int MoveFigure(IFigure figure, double deltaX, double deltaY, bool isUndoAction = false)
{
if (!isUndoAction)
{
ActionWithFigure undoAction = new ActionWithFigure(figure, MoveFigure, -deltaX, -deltaY);
undoStack.Push(undoAction);
}
figure.Move(deltaX, deltaY);
Console.WriteLine("Move Figure {0}", figure.ID);
return figure.ID;
}