protected virtual void InitializePosition(TVertex vertex)
{
VertexControl presenter = _vertexControls[vertex];
//initialize position
if (Graph.ContainsVertex(vertex) && Graph.Degree(vertex) > 0)
{
var pos = new Point();
int count = 0;
foreach (var neighbour in Graph.GetNeighbours(vertex))
{
VertexControl neighbourControl;
if (_vertexControls.TryGetValue(neighbour, out neighbourControl))
{
double x = GetX(neighbourControl);
double y = GetY(neighbourControl);
pos.X += double.IsNaN(x) ? 0.0 : x;
pos.Y += double.IsNaN(y) ? 0.0 : y;
count++;
}
}
if (count > 0)
{
pos.X /= count;
pos.Y /= count;
SetX(presenter, pos.X);
SetY(presenter, pos.Y);
}
}
}
public VertexControl GetVertexControl(TVertex vertex)
{
VertexControl vc = null;
_vertexControls.TryGetValue(vertex, out vc);
return(vc);
}
private static void ComputeProperty(VertexControl control, DependencyProperty prop, double newValue, double oldValue, double dimension)
{
if (control != null)
{
newValue = newValue - (dimension / 2);
if (0.0001 < Math.Abs(newValue - (double)control.GetValue(prop)))
{
control.SetValue(prop, newValue);
}
}
}
protected virtual void CreateVertexControl(TVertex vertex)
{
VertexControl presenter;
var compoundGraph = Graph as ICompoundGraph <TVertex, TEdge>;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsCompoundVertex(vertex))
{
var compoundPresenter = new CompoundVertexControl
{
Vertex = vertex
};
compoundPresenter.Expanded += CompoundVertexControl_ExpandedOrCollapsed;
compoundPresenter.Collapsed += CompoundVertexControl_ExpandedOrCollapsed;
presenter = compoundPresenter;
}
else
{
// Create the Control of the vertex
presenter = new VertexControl
{
Vertex = vertex
};
}
//var presenter = _vertexPool.GetObject();
//presenter.Vertex = vertex;
_vertexControls[vertex] = presenter;
presenter.RootCanvas = this;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsChildVertex(vertex))
{
var parent = compoundGraph.GetParent(vertex);
var parentControl = GetOrCreateVertexControl(parent) as CompoundVertexControl;
Debug.Assert(parentControl != null);
parentControl.Vertices.Add(presenter);
}
else
{
//add the presenter to the GraphLayout
Children.Add(presenter);
}
presenter.ApplyTemplate();
VisualStateManager.GoToState(presenter, "BeforeAdded", false);
VisualStateManager.GoToState(presenter, "AfterAdded", true);
//Measuring & Arrange
presenter.InvalidateMeasure();
//SetHighlightProperties(vertex, presenter);
}
public IEnumerable <FrameworkElement> GetChildElements()
{
foreach (EdgeControl control in AsSources)
{
VertexControl target = control.Target;
yield return(target);
foreach (FrameworkElement element in target.GetChildElements())
{
yield return(element);
}
}
}
protected virtual void CreateVertexControl(TVertex vertex)
{
VertexControl presenter;
var compoundGraph = Graph as ICompoundGraph <TVertex, TEdge>;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsCompoundVertex(vertex))
{
var compoundPresenter = new CompoundVertexControl
{
Vertex = vertex,
DataContext = vertex,
};
compoundPresenter.Expanded += CompoundVertexControl_ExpandedOrCollapsed;
compoundPresenter.Collapsed += CompoundVertexControl_ExpandedOrCollapsed;
presenter = compoundPresenter;
}
else
{
// Create the Control of the vertex
presenter = new VertexControl
{
Vertex = vertex,
DataContext = vertex,
};
}
//var presenter = _vertexPool.GetObject();
//presenter.Vertex = vertex;
VertexControls[vertex] = presenter;
presenter.RootCanvas = this;
if (IsCompoundMode && compoundGraph != null && compoundGraph.IsChildVertex(vertex))
{
var parent = compoundGraph.GetParent(vertex);
var parentControl = GetOrCreateVertexControl(parent) as CompoundVertexControl;
Debug.Assert(parentControl != null);
parentControl.Vertices.Add(presenter);
}
else
{
//add the presenter to the GraphLayout
Children.Add(presenter);
}
//Measuring & Arrange
presenter.InvalidateMeasure();
SetHighlightProperties(vertex, presenter);
RunCreationTransition(presenter);
}
private static void SourceChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
EdgeControl c = d as EdgeControl;
VertexControl vcn = e.NewValue as VertexControl;
if (vcn != null)
{
vcn.AsSources.AddEdge(c);
}
VertexControl vco = e.OldValue as VertexControl;
if (vco != null)
{
vco.AsSources.RemoveEdge(c);
}
}
protected void SetHighlightProperties(TVertex vertex, VertexControl presenter)
{
object highlightInfo;
if (IsHighlightedVertex(vertex, out highlightInfo))
{
GraphElementBehavior.SetIsHighlighted(presenter, true);
GraphElementBehavior.SetHighlightInfo(presenter, highlightInfo);
}
object semiHighlightInfo;
if (IsSemiHighlightedVertex(vertex, out semiHighlightInfo))
{
GraphElementBehavior.SetIsSemiHighlighted(presenter, true);
GraphElementBehavior.SetSemiHighlightInfo(presenter, semiHighlightInfo);
}
}
private void HighlightVertex(VertexControl vc)
{
ClearHighlights();
foreach (var child in AssociatedObject.Children)
{
var ec = child as EdgeControl;
if (ec != null)
{
if (ec.Source == vc)
{
VisualStateManager.GoToState(ec, "HighlightedTarget", true);
VisualStateManager.GoToState(ec.Target, "HighlightedTarget", true);
}
else if (ec.Target == vc)
{
VisualStateManager.GoToState(ec, "HighlightedSource", true);
VisualStateManager.GoToState(ec.Source, "HighlightedSource", true);
}
}
}
VisualStateManager.GoToState(vc, "Highlighted", true);
}
public void Reset()
{
Edge = null;
RoutePoints = null;
Source = null;
Target = null;
}
private static void ComputeProperty(VertexControl control, DependencyProperty prop, double newValue, double oldValue, double dimension)
{
if (control != null)
{
newValue = newValue - (dimension / 2);
if (0.0001 < Math.Abs(newValue - (double)control.GetValue(prop)))
{
control.SetValue(prop, newValue);
}
}
}
/// <summary>
/// Get the data about the current graph's
/// node, edges and their coordinates. Save this
/// data to citiesLocations and citiesConnections.
/// </summary>
public void GetCurrentGraph(GraphLayoutCity graphLayout,
ref CitiesLocations citiesLocations)
{
VertexControl vertexControl = new VertexControl();
Coordinates tempVertexCoordinates;
int tempXCoord;
int tempYCoord;
foreach (VertexCity vertex in graphLayout.Graph.Vertices)
{
// Get the vertex data and a vertex control
citiesLocations.locations.TryGetValue(vertex.City, out tempVertexCoordinates);
vertexControl = graphLayout.GetVertexControl(vertex);
// Get current coordinates
tempXCoord = (int)GraphCanvas.GetX(vertexControl);
tempYCoord = (int)GraphCanvas.GetY(vertexControl);
// Update the information
tempVertexCoordinates.setX(tempXCoord);
tempVertexCoordinates.setY(tempYCoord);
}
}
/// <summary>
/// Set the nodes coordinates to the coordinates from the
/// locations file.
/// </summary>
/// <param name="graphLayout">
/// Graph layout
/// </param>
/// <param name="citiesLocations">
/// Locations file that has the desired coordinates for the graph's vertices
/// </param>
public void EstablishCoordinates(ref GraphLayoutCity graphLayout,
CitiesLocations citiesLocations)
{
VertexControl vertexControl = new VertexControl();
Coordinates tempVertexCoordinates;
if (citiesLocations != null)
{
foreach (VertexCity vertex in graphLayout.Graph.Vertices)
{
// Get the coordinates from the locations file
citiesLocations.locations.TryGetValue(vertex.City, out tempVertexCoordinates);
// Update the vertex data
vertex.CityCoordinates.setX(tempVertexCoordinates.getX());
vertex.CityCoordinates.setY(tempVertexCoordinates.getY());
// Update the vertex position on the screen
vertexControl = graphLayout.GetVertexControl(vertex);
GraphCanvas.SetX(vertexControl, vertex.CityCoordinates.getX());
GraphCanvas.SetY(vertexControl, vertex.CityCoordinates.getY());
}
}
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target) {
switch (connectionId)
{
case 1:
#line 40 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteRemoveNode);
#line default
#line hidden
#line 41 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanExecuteRemoveNode);
#line default
#line hidden
return;
case 2:
#line 43 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteRemoveSelectedNodes);
#line default
#line hidden
#line 44 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanExecuteRemoveSelectedNodes);
#line default
#line hidden
return;
case 3:
#line 46 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteToggleLogLevel);
#line default
#line hidden
#line 47 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanToggleLogLevel);
#line default
#line hidden
return;
case 4:
#line 49 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteCreateConnection);
#line default
#line hidden
return;
case 5:
#line 51 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteAddScopeToDecision);
#line default
#line hidden
return;
case 6:
#line 54 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Controls.DockPanel)(target)).PreviewDrop += new System.Windows.DragEventHandler(this.Graph_Drop);
#line default
#line hidden
#line 55 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Controls.DockPanel)(target)).PreviewDragOver += new System.Windows.DragEventHandler(this.Graph_DragOver);
#line default
#line hidden
return;
case 7:
this.zoomControl = ((TraceLab.UI.WPF.Controls.ZoomControl.ZoomControl)(target));
return;
case 8:
this.marqueeAdorner = ((System.Windows.Shapes.Rectangle)(target));
return;
case 9:
this.graphLayout = ((TraceLab.UI.WPF.Controls.NodeGraphLayout)(target));
return;
case 10:
this.HACK_Vertex = ((GraphSharp.Controls.VertexControl)(target));
return;
case 11:
this.HACK_Edge = ((GraphSharp.Controls.EdgeControl)(target));
return;
}
this._contentLoaded = true;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
#line 40 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteRemoveNode);
#line default
#line hidden
#line 41 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanExecuteRemoveNode);
#line default
#line hidden
return;
case 2:
#line 43 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteRemoveSelectedNodes);
#line default
#line hidden
#line 44 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanExecuteRemoveSelectedNodes);
#line default
#line hidden
return;
case 3:
#line 46 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteToggleLogLevel);
#line default
#line hidden
#line 47 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).CanExecute += new System.Windows.Input.CanExecuteRoutedEventHandler(this.CanToggleLogLevel);
#line default
#line hidden
return;
case 4:
#line 49 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteCreateConnection);
#line default
#line hidden
return;
case 5:
#line 51 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Input.CommandBinding)(target)).Executed += new System.Windows.Input.ExecutedRoutedEventHandler(this.ExecuteAddScopeToDecision);
#line default
#line hidden
return;
case 6:
#line 54 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Controls.DockPanel)(target)).PreviewDrop += new System.Windows.DragEventHandler(this.Graph_Drop);
#line default
#line hidden
#line 55 "..\..\..\Views\ScopeGraph.xaml"
((System.Windows.Controls.DockPanel)(target)).PreviewDragOver += new System.Windows.DragEventHandler(this.Graph_DragOver);
#line default
#line hidden
return;
case 7:
this.zoomControl = ((TraceLab.UI.WPF.Controls.ZoomControl.ZoomControl)(target));
return;
case 8:
this.marqueeAdorner = ((System.Windows.Shapes.Rectangle)(target));
return;
case 9:
this.graphLayout = ((TraceLab.UI.WPF.Controls.NodeGraphLayout)(target));
return;
case 10:
this.HACK_Vertex = ((GraphSharp.Controls.VertexControl)(target));
return;
case 11:
this.HACK_Edge = ((GraphSharp.Controls.EdgeControl)(target));
return;
}
this._contentLoaded = true;
}
