public DrawAdorner(Canvas itemsPanel,
Point?selectionStartPoint,
IDesignerViewModel designerPanel,
IDrawableItem drawableItem) : base(itemsPanel)
{
_itemsPanel = itemsPanel;
_drawableInstance = drawableItem;
_selectionStartPoint = selectionStartPoint;
_designerPanel = designerPanel;
}
private static void OnDesignerStartDraw(object sender,
MouseButtonEventArgs e)
{
_selectedItemType = _designerViewModel.ItemToDraw.SelectedItemType;
if (_selectedItemType != SelectedItemType.DrawItem)
{
return;
}
_drawableInstance = Activator.CreateInstance(_designerViewModel.ItemToDraw.GetType()) as IDrawableItem;
if (_drawableInstance == null)
{
return;
}
_selectionStartPoint = e.GetPosition(_itemsPanel);
_drawableInstance.X1 = _selectionStartPoint.Value.X;
_drawableInstance.Y1 = _selectionStartPoint.Value.Y;
e.Handled = true;
}
public void Remove(IDrawableItem item)
{
renderItems.Remove(item);
}
//public abstract void Render(SpriteBatch sb, Matrix proj);
public void Add(IDrawableItem item)
{
renderItems.Add(item);
}
public IItemDrawer Create(IDrawableItem drawableItem)
{
return _itemDrawers.First(i => i.CanDraw(drawableItem));
}
