private MultiStageLayout ConfigureARRouter()
{
var ar = new AspectRatioTreeLayout();
CanvasControl cv = Context.Lookup <CanvasControl>();
if (cv != null)
{
var size = cv.InnerSize;
if ((bool)Handler.GetValue(AR, USE_VIEW_ASPECT_RATIO))
{
ar.AspectRatio = size.Width / size.Height;
}
else
{
ar.AspectRatio = (double)Handler.GetValue(AR, ASPECT_RATIO);
}
}
ar.HorizontalDistance = (int)Handler.GetValue(AR, HORIZONTAL_SPACE);
ar.VerticalDistance = (int)Handler.GetValue(AR, VERTICAL_SPACE);
ar.BendDistance = (int)Handler.GetValue(AR, BEND_DISTANCE);
DataProviderAdapter dp = new ARRoutingDataProviderAdapter(this);
CurrentLayoutGraph.AddDataProvider(AspectRatioTreeLayout.SubtreeRoutingPolicyDpKey, dp);
return(ar);
}
///<inheritdoc/>
protected override void SetupHandler()
{
OptionGroup generalGroup = Handler.AddGroup(GENERAL);
generalGroup.AddList(LAYOUT_STYLE, enumStyle, DIRECTED);
IOptionItem allowNonTreeItem = generalGroup.AddBool(ALLOW_NON_TREE_EDGES, true);
IOptionItem nonTreeStyleItem = generalGroup.AddList(ROUTING_STYLE_FOR_NON_TREE_EDGES, enumRoute, ROUTE_ORTHOGONAL);
ConstraintManager cm = new ConstraintManager(Handler);
cm.SetEnabledOnValueEquals(allowNonTreeItem, true, nonTreeStyleItem);
generalGroup.AddBool(ACT_ON_SELECTION_ONLY, false);
var bundlingStrength = generalGroup.AddDouble(EDGE_BUNDLING_STRENGTH, 0.99, 0, 1);
cm.SetEnabledOnValueEquals(nonTreeStyleItem, ROUTE_BUNDLED, bundlingStrength);
ClassicTreeLayout treeLayout = new ClassicTreeLayout();
OptionGroup directedGroup = Handler.AddGroup(DIRECTED);
directedGroup.AddInt(MINIMAL_NODE_DISTANCE, (int)treeLayout.MinimumNodeDistance, 1, int.MaxValue);
directedGroup.AddInt(MINIMAL_LAYER_DISTANCE, (int)treeLayout.MinimumLayerDistance, 10, int.MaxValue);
directedGroup.AddList(ORIENTATION, enumOrient.Keys, TOP_TO_BOTTOM);
directedGroup.AddList(PORT_STYLE, enumPortStyle.Keys, NODE_CENTER_PORTS);
directedGroup.AddBool(INTEGRATED_NODE_LABELING, false);
directedGroup.AddBool(INTEGRATED_EDGE_LABELING, false);
IOptionItem edgeRoutingOption = directedGroup.AddBool(ORTHOGONAL_EDGE_ROUTING, false);
IOptionItem busAlignmentOption = directedGroup.AddDouble(BUS_ALIGNMENT, 0.5, 0, 1);
directedGroup.AddDouble(VERTICAL_ALIGNMENT, 0.5, 0, 1);
var childPolicyItem = directedGroup.AddList(CHILD_PLACEMENT_POLICY, childPlacementPolicies.Keys, SIBLINGS_ON_SAME_LAYER);
var globalLayeringItem = directedGroup.AddBool(ENFORCE_GLOBAL_LAYERING, false);
cm.SetEnabledOnCondition(ConstraintManager.LogicalCondition.And(cm.CreateValueEqualsCondition(edgeRoutingOption, true),
ConstraintManager.LogicalCondition.Or(cm.CreateValueEqualsCondition(globalLayeringItem, true),
cm.CreateValueEqualsCondition(childPolicyItem, ALL_LEAVES_ON_SAME_LAYER))),
busAlignmentOption);
var ar = new AspectRatioTreeLayout();
OptionGroup arGroup = Handler.AddGroup(AR);
arGroup.AddInt(HORIZONTAL_SPACE, (int)ar.HorizontalDistance);
arGroup.AddInt(VERTICAL_SPACE, (int)ar.VerticalDistance);
arGroup.AddInt(BEND_DISTANCE, (int)ar.BendDistance);
IOptionItem ratioItem = arGroup.AddDouble(ASPECT_RATIO, ar.AspectRatio);
IOptionItem useViewItem = arGroup.AddBool(USE_VIEW_ASPECT_RATIO, true);
cm.SetEnabledOnValueEquals(useViewItem, false, ratioItem);
}
/// <summary>
/// Does an animated tree layout of the graph displayed by a graph control guided by the aspect ratio
/// of the graph control.
/// </summary>
/// <param name="graphControl">the graph control</param>
public static async Task DoLayout(GraphControl graphControl)
{
if (graphControl == null || graphControl.Graph == null)
{
return;
}
var layout = new AspectRatioTreeLayout();
System.Windows.Size size = graphControl.InnerSize;
double ratio = size.Width / (1.0 * size.Height);
layout.AspectRatio = ratio;
((ComponentLayout)layout.ComponentLayout).PreferredSize =
new YDimension(graphControl.InnerSize.Width, graphControl.InnerSize.Height);
await graphControl.MorphLayout(layout, TimeSpan.FromMilliseconds(500), null);
}
