internal void OnEdgeMouseMove(EdgeControl edgeControl, PointerRoutedEventArgs e)
{
if (EdgeMouseMove != null)
{
EdgeMouseMove(this, new EdgeSelectedEventArgs(edgeControl, e));
}
}
internal void OnEdgeDoubleClick(EdgeControl edgeControl, PointerRoutedEventArgs e)
{
if (EdgeDoubleClick != null)
{
EdgeDoubleClick(this, new EdgeSelectedEventArgs(edgeControl, e));
}
}
internal virtual void OnEdgeSelected(EdgeControl ec, PointerRoutedEventArgs e)
{
if (EdgeSelected != null)
{
EdgeSelected(this, new EdgeSelectedEventArgs(ec, e));
}
}
internal void OnEdgeMouseLeave(EdgeControl edgeControl, PointerRoutedEventArgs e)
{
if (EdgeMouseLeave != null)
{
EdgeMouseLeave(this, new EdgeSelectedEventArgs(edgeControl, e));
}
if (MouseOverAnimation != null)
{
MouseOverAnimation.AnimateEdgeBackward(edgeControl);
}
}
private static void OnEdgeDragFinished(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
EdgeControl edgeControl = sender as EdgeControl;
if (edgeControl == null)
{
return;
}
GraphAreaBase graphAreaBase = edgeControl.RootArea;
VertexControl vertexControl = graphAreaBase.GetVertexControlAt(e.GetPosition(graphAreaBase));
if (vertexControl != null)
{
edgeControl.Target = vertexControl;
if (vertexControl.VertexConnectionPointsList.Count > 0)
{
IVertexConnectionPoint vertexConnectionPoint = vertexControl.GetConnectionPointAt(e.GetPosition(graphAreaBase));
var edge = edgeControl.Edge as IGraphXCommonEdge;
if (vertexConnectionPoint != null)
{
edge.TargetConnectionPointId = vertexConnectionPoint.Id;
}
else
{
edge.TargetConnectionPointId = null;
}
}
edgeControl.UpdateEdge();
var obj = (DependencyObject)sender;
SetIsDragging(obj, false);
//obj.ClearValue(OriginalMouseXProperty);
//obj.ClearValue(OriginalMouseYProperty);
//obj.ClearValue(OriginalXProperty);
//obj.ClearValue(OriginalYProperty);
var element = sender as IInputElement;
if (element != null)
{
element.MouseMove -= OnVertexDragging;
element.ReleaseMouseCapture();
}
}
}
private static void OnEdgeDragging(object sender, System.Windows.Input.MouseEventArgs e)
{
var obj = sender as DependencyObject;
if (!GetIsDragging(obj))
{
return;
}
EdgeControl edgeControl = sender as EdgeControl;
edgeControl.PrepareEdgePathFromMousePointer();
e.Handled = true;
}
public void Dispose()
{
_edgeControl = null;
}
public void Dispose()
{
_edgeControl = null;
}
private void CreateEdgeControl(VertexControl targetVertexControl)
{
if (sourceVertexControl == null)
{
editorManager.CreateVirtualEdge(targetVertexControl, targetVertexControl.GetPosition());
sourceVertexControl = targetVertexControl;
HighlightBehaviour.SetHighlighted(sourceVertexControl, true);
return;
}
if (Equals(sourceVertexControl, targetVertexControl))
{
return;
}
var wordPrototype = viewModel.DataStructure.Elements.OfType<Word>().Single();
var addEdgeDialog =
new AddEdgeWindow(
new AddEdgeViewModel(
wordPrototype.Attributes.Single(
a => a.Name.Equals(CurrentConfiguration.Edge.LabelAttributeName))));
if (addEdgeDialog.ShowDialog().GetValueOrDefault())
{
var edgeLabelText = string.Empty;
var dataContext = addEdgeDialog.DataContext as AddEdgeViewModel;
if (dataContext != null)
{
edgeLabelText = dataContext.Attributes.First().Value;
}
var sourceWordVertex = sourceVertexControl.Vertex as WordVertex;
var targetWordVertex = targetVertexControl.Vertex as WordVertex;
if ((sourceWordVertex == null) || (targetWordVertex == null))
{
return;
}
targetWordVertex.WordWrapper.SetAttributeByName(
CurrentConfiguration.Edge.SourceVertexAttributeName,
sourceWordVertex.WordWrapper.GetAttributeByName(CurrentConfiguration.Edge.TargetVertexAttributeName));
targetWordVertex.WordWrapper.SetAttributeByName(
CurrentConfiguration.Edge.LabelAttributeName,
edgeLabelText);
var data = new WordEdge((WordVertex)sourceVertexControl.Vertex, targetWordVertex)
{
Text = edgeLabelText
};
var ec = new EdgeControl(sourceVertexControl, targetVertexControl, data);
GgArea.InsertEdgeAndData(data, ec, 0, true);
HighlightBehaviour.SetHighlighted(sourceVertexControl, false);
sourceVertexControl = null;
editorManager.DestroyVirtualEdge();
}
viewModel.InvalidateCommands();
}
