public static IModelUI CreatePlacemat(this ElementBuilder elementBuilder, CommandDispatcher commandDispatcher, IPlacematModel model)
{
var ui = new Placemat();
ui.SetupBuildAndUpdate(model, commandDispatcher, elementBuilder.View, elementBuilder.Context);
return(ui);
}
void GetPlacematsBoundingRects(ref List <Tuple <Rect, List <IGraphElementModel> > > boundingRects)
{
List <IPlacematModel> selectedPlacemats = m_SelectedElementModels.OfType <IPlacematModel>().ToList();
foreach (var placemat in selectedPlacemats.Where(placemat => m_LeftOverElementModels.Contains(placemat)))
{
Placemat placematUI = placemat.GetUI <Placemat>(m_GraphView);
if (placematUI != null)
{
var boundingRect = GetPlacematBoundingRect(ref boundingRects, placematUI, selectedPlacemats);
boundingRects.Add(new Tuple <Rect, List <IGraphElementModel> >(boundingRect.Key, boundingRect.Value));
}
}
}
List <Placemat> GetPlacematsOnBoundingRect(ref Rect boundingRect, ref List <IGraphElementModel> elementsOnBoundingRect, List <IPlacematModel> selectedPlacemats)
{
List <Placemat> placematsOnBoundingRect = new List <Placemat>();
foreach (IPlacematModel placemat in selectedPlacemats.Where(placemat => m_LeftOverElementModels.Contains(placemat)))
{
Placemat placematUI = placemat.GetUI <Placemat>(m_GraphView);
if (placematUI != null && placematUI.layout.Overlaps(boundingRect))
{
AdjustBoundingRect(ref boundingRect, placematUI.GetPosition());
placematsOnBoundingRect.Add(placematUI);
elementsOnBoundingRect.Add(placemat);
m_LeftOverElementModels.Remove(placemat);
}
}
return(placematsOnBoundingRect);
}
KeyValuePair <Rect, List <IGraphElementModel> > GetPlacematBoundingRect(ref List <Tuple <Rect, List <IGraphElementModel> > > boundingRects, Placemat placematUI, List <IPlacematModel> selectedPlacemats)
{
Rect boundingRect = placematUI.GetPosition();
List <IGraphElementModel> elementsOnBoundingRect = new List <IGraphElementModel>();
List <Placemat> placematsOnBoundingRect = GetPlacematsOnBoundingRect(ref boundingRect, ref elementsOnBoundingRect, selectedPlacemats);
// Adjust the bounding rect with elements overlapping any of the placemats on the bounding rect
AdjustPlacematBoundingRect(ref boundingRect, ref elementsOnBoundingRect, placematsOnBoundingRect);
foreach (var otherRect in boundingRects.ToList())
{
Rect otherBoundingRect = otherRect.Item1;
List <IGraphElementModel> otherBoundingRectElements = otherRect.Item2;
if (otherBoundingRectElements.Any(element => IsOnPlacemats(element.GetUI <GraphElement>(m_GraphView), placematsOnBoundingRect)))
{
AdjustBoundingRect(ref boundingRect, otherBoundingRect);
elementsOnBoundingRect.AddRange(otherBoundingRectElements);
boundingRects.Remove(otherRect);
}
}
return(new KeyValuePair <Rect, List <IGraphElementModel> >(boundingRect, elementsOnBoundingRect));
}