private Rectangle GetItemBounds()
{
IEnumerable <object> items = Dragging() ? m_draggingItems : GetItems();
Rectangle result;
LayoutContexts.GetBounds(m_layoutContext, items, out result);
return(result);
}
/// <summary>
/// Centers items in canvas at point</summary>
/// <param name="items">Items to center</param>
/// <param name="p">Point at which to center items</param>
public void Center(IEnumerable <object> items, Point p)
{
ILayoutContext layoutContext = this.As <ILayoutContext>();
if (layoutContext != null)
{
// get bounds, convert to world coords
Matrix transform = m_viewingContext.Control.As <ITransformAdapter>().Transform;
p = GdiUtil.InverseTransform(transform, p);
LayoutContexts.Center(layoutContext, items, p);
}
}
/// <summary>
/// Centers items in canvas at point</summary>
/// <param name="items">Items to center</param>
/// <param name="p">Point at which to center items, in client space</param>
public void Center(IEnumerable <object> items, Point p)
{
// get bounds, convert to world coords
Rectangle bounds;
LayoutContexts.GetBounds(m_viewingContext.Cast <ILayoutContext>(), items, out bounds);
Matrix transform = m_viewingContext.Cast <AdaptableControl>().Cast <ITransformAdapter>().Transform;
p = GdiUtil.InverseTransform(transform, p); // convert center to world coords
m_viewingContext.Cast <ILayoutContext>().Center(items, p);
}
