private void ExpandOrCollapse(View master, Action <View, Rectangle, double> move)
{
int counter = 0;
var startAngel = StartAngel;
var interval = Interval;
foreach (var child in Children.Skip(1))
{
if (IsExpanded)
{
var angle = startAngel + counter * interval;
move(
child,
RelativeLayoutCalculator.GetRelativePositionByRadian(
master,
WidthRequest * 2.0,
angle),
0.8);
}
else
{
move(child, master.Bounds, 0.0);
}
counter++;
}
}
public IncrementalLayoutEngine()
{
_diagramNodeToLayoutVertexMap = new Map <IDiagramNode, DiagramNodeLayoutVertex>();
_diagramConnectorToLayoutPathMap = new Map <IDiagramConnector, LayoutPath>();
_layoutPathToPreviousRouteMap = new Map <LayoutPath, Route>();
_previousVertexCenters = new LayoutVertexToPointMap();
_relativeLayoutCalculator = new RelativeLayoutCalculator();
_diagramActionDispatcherVisitor = new DiagramActionDispatcherVisitor(this);
}
public IncrementalLayoutCalculator(ILayoutPriorityProvider layoutPriorityProvider)
{
_layoutPriorityProvider = layoutPriorityProvider ?? throw new ArgumentNullException(nameof(layoutPriorityProvider));
_diagramNodeToLayoutVertexMap = new Map <IDiagramNode, DiagramNodeLayoutVertex>(new DiagramNodeIdEqualityComparer());
_diagramConnectorToLayoutPathMap = new Map <IDiagramConnector, LayoutPath>(new DiagramConnectorIdEqualityComparer());
_layoutPathToPreviousRouteMap = new Map <LayoutPath, Route>();
_previousVertexCenters = new LayoutVertexToPointMap();
_relativeLayoutCalculator = new RelativeLayoutCalculator();
_diagramActionDispatcherVisitor = new DiagramActionDispatcherVisitor(this);
}
private static Rectangle GetBoundByRadian(View dependency, View master)
{
var widthFactor = GetWidthFactor(dependency);
var heightFactor = GetHeightFactor(dependency);
var r = GetR(dependency);
var degree = GetDegree(dependency);
return(RelativeLayoutCalculator.GetRelativePositionByRadian(
master,
r,
degree,
widthFactor,
heightFactor));
}
public IDictionary <ModelNodeId, Rect2D> Calculate(IEnumerable <IDiagramNode> nodes, IEnumerable <IDiagramConnector> connectors)
{
var diagramNodeToLayoutVertexMap = new Map <ModelNodeId, DiagramNodeLayoutVertex>();
var diagramConnectorToLayoutPathMap = new Map <ModelRelationshipId, LayoutPath>();
var layoutVertices = nodes.Select(i => CreateLayoutVertex(i, diagramNodeToLayoutVertexMap)).OrderBy(i => i.DiagramNode.AddedAt).ThenBy(i => i.Name)
.ToList();
var layoutPaths = connectors.Select(i => CreateLayoutPath(i, diagramNodeToLayoutVertexMap, diagramConnectorToLayoutPathMap)).ToList();
var relativeLayout = RelativeLayoutCalculator.Calculate(layoutVertices, layoutPaths);
var layoutVertexToPointMap = AbsolutePositionCalculator.GetVertexCenters(relativeLayout, HorizontalGap, VerticalGap);
return(diagramNodeToLayoutVertexMap.ToDictionary(
i => i.Key,
i => Rect2D.CreateFromCenterAndSize(layoutVertexToPointMap.Get(i.Value), i.Value.Size)));
}
public LayoutInfo Calculate(ILayoutGroup layoutGroup)
{
var diagramNodeToLayoutVertexMap = new Map <ModelNodeId, DiagramNodeLayoutVertex>();
var diagramConnectorToLayoutPathMap = new Map <ModelRelationshipId, LayoutPath>();
var layoutVertices = layoutGroup.Nodes
.Select(i => CreateLayoutVertex(i, diagramNodeToLayoutVertexMap))
.OrderBy(i => i.DiagramNode.AddedAt)
.ThenBy(i => i.Name)
.ToList();
var layoutPaths = layoutGroup.Connectors
.Select(i => CreateLayoutPath(i, diagramNodeToLayoutVertexMap, diagramConnectorToLayoutPathMap))
.ToList();
var relativeLayout = RelativeLayoutCalculator.Calculate(layoutVertices, layoutPaths);
return(new AbsolutePositionCalculator(relativeLayout, HorizontalGap, VerticalGap).CalculateLayout());
}
public RelativeLayoutCalculatorBuilder()
{
RelativeLayoutCalculator = new RelativeLayoutCalculator();
}
