private void ApplyLayoutRecursive(
[NotNull] GroupLayoutInfo groupLayoutInfo,
[NotNull][ItemNotNull] ICollection <DiagramShapeEventBase> events,
[NotNull] IDictionary <ModelNodeId, IDiagramNode> updatedNodes,
[NotNull] IDictionary <ModelRelationshipId, IDiagramConnector> updatedConnectors)
{
ApplyNodeLayout(groupLayoutInfo.Boxes, events, updatedNodes, updatedConnectors);
ApplyConnectorLayout(groupLayoutInfo.Lines, events, updatedConnectors);
}
public GroupLayoutInfo CalculateAbsoluteLayout([NotNull] GroupLayoutInfo root)
{
return(CalculateAbsoluteLayoutRecursive(
root,
Point2D.Zero,
Size2D.Zero,
Rect2D.Zero,
0));
}
private IEnumerable <LineLayoutInfo> CreateDirectRoutes(
[NotNull][ItemNotNull] IEnumerable <IDiagramConnector> connectors,
[NotNull] IDiagram diagram,
[NotNull] GroupLayoutInfo groupLayoutInfo)
{
var nodeRects = diagram.Nodes.ToDictionary(i => i.Id, i => groupLayoutInfo.GetBoxById(i.ShapeId).Rect);
var connectorRoutes = _crossLayoutGroupConnectorRoutingAlgorithm.Calculate(connectors, nodeRects);
return(connectorRoutes.Select(i => new LineLayoutInfo(i.Key.ToShapeId(), i.Value)));
}
public DiagramEvent ApplyLayout(GroupLayoutInfo diagramLayout)
{
var events = new List <DiagramShapeEventBase>();
var updatedNodes = new Dictionary <ModelNodeId, IDiagramNode>();
var updatedConnectors = new Dictionary <ModelRelationshipId, IDiagramConnector>();
ApplyLayoutRecursive(diagramLayout, events, updatedNodes, updatedConnectors);
var newDiagram = CreateInstance(Model, _nodes.SetItems(updatedNodes), _connectors.SetItems(updatedConnectors));
return(DiagramEvent.Create(newDiagram, events));
}
private GroupLayoutInfo CalculateAbsoluteLayoutRecursive(
GroupLayoutInfo groupLayoutInfo,
Point2D parentTopLeft,
Size2D parentPayloadAreaSize,
Rect2D parentChildrenAreaRect,
double padding)
{
if (groupLayoutInfo == null)
{
return(null);
}
var childTranslateVector =
parentTopLeft +
new Point2D(0, parentPayloadAreaSize.Height) +
new Point2D(padding, padding) +
parentChildrenAreaRect.TopLeft;
var absoluteBoxLayout = new List <BoxLayoutInfo>();
foreach (var boxLayoutInfo in groupLayoutInfo.Boxes)
{
var boxTopLeft = boxLayoutInfo.TopLeft + childTranslateVector;
var childGroup = CalculateAbsoluteLayoutRecursive(
boxLayoutInfo.ChildGroup,
boxTopLeft,
boxLayoutInfo.PayloadAreaSize,
boxLayoutInfo.ChildGroup?.Rect ?? Rect2D.Undefined,
_childrenAreaPadding);
var absoluteBoxLayoutInfo = new BoxLayoutInfo(
boxLayoutInfo.ShapeId,
boxTopLeft,
boxLayoutInfo.PayloadAreaSize,
childGroup?.Rect.Size.WithMargin(_childrenAreaPadding) ?? Size2D.Zero,
childGroup);
absoluteBoxLayout.Add(absoluteBoxLayoutInfo);
}
var absoluteLineLayout = groupLayoutInfo.Lines.Select(i => i.Translate(childTranslateVector));
return(new GroupLayoutInfo(absoluteBoxLayout, absoluteLineLayout));
}
public void ApplyLayout(GroupLayoutInfo diagramLayout)
{
MutateWithLockThenRaiseEvents(() => LatestDiagram.ApplyLayout(diagramLayout));
}
