private void Viewer_GraphLoadingEnded(object sender, EventArgs e)
{
ArrowStyle loadedGraphDirection =
(sender as GViewer).Graph.Edges.Last().Attr.ArrowheadAtTarget;
this.graph = new Frame.Models.DGraph(this.graph.EdgeArrowStyle);
/*if (this.graph.EdgeArrowStyle != loadedGraphDirection)
* this.graph.EdgeArrowStyle = loadedGraphDirection;*/
if (loadedGraphDirection == ArrowStyle.None)
{
this.undirectedGraphRadiobutton.Checked = true;
}
else
{
this.directedGraphRadioButton.Checked = true;
}
foreach (Node node in (sender as GViewer).Graph.Nodes)
{
this.graph.AddVertice(node.Id);
}
foreach (Edge edge in (sender as GViewer).Graph.Edges)
{
this.graph.AddEdge(edge.Source, edge.Target, edge.LabelText);
}
this.viewer.Graph = null;
this.viewer.NeedToCalculateLayout = true;
this.viewer.Graph = this.graph;
this.viewer.NeedToCalculateLayout = false;
this.ResetZoom();
}
public void InitializeForm()
{
this.algorithms = new List <Action>();
this.nodePickingCancellationTokenSource = new CancellationTokenSource();
this.nodePickingCancellationToken = this.nodePickingCancellationTokenSource.Token;
graph = new Frame.Models.DGraph(ArrowStyle.None);
viewer = new Microsoft.Msagl.GraphViewerGdi.GViewer();
viewer.EdgeInsertButtonVisible = viewer.UndoRedoButtonsVisible =
viewer.windowZoomButton.Visible = viewer.NavigationVisible = false;
viewer.LayoutAlgorithmSettingsButtonVisible = true;
graph.AddVertice("A");
graph.AddVertice("B");
graph.AddVertice("C");
graph.AddVertice("D");
//AddNodesLocations();
graph.AddEdge("C", "B", 234);
graph.AddEdge("A", "C", 53);
graph.AddEdge("A", "C", 43);
viewer.CenterToPoint(new Microsoft.Msagl.Core.Geometry.Point(viewer.Width / 2, viewer.Height / 2));
viewer.Graph = graph;
viewer.MouseDown += Viewer_MouseDown;
viewer.MouseUp += Viewer_MouseUp;
viewer.MouseMove += Viewer_MouseMove;
viewer.MouseClick += Viewer_MouseClick;
viewer.GraphLoadingEnded += Viewer_GraphLoadingEnded;
viewer.GraphChanged += Viewer_GraphChanged;
viewer.CustomOpenButtonPressed += Viewer_CustomOpenButtonPressed;
viewer.KeyDown += Viewer_KeyDown;
//viewer.ObjectUnderMouseCursorChanged += Viewer_ObjectUnderMouseCursorChanged;
/*viewer.LayoutEditor.RemoveEdgeDraggingDecorations = null;
* viewer.LayoutEditor.RemoveObjDraggingDecorations = null;*/
//viewer.AsyncLayout = true;
this.SuspendLayout();
viewer.Dock = System.Windows.Forms.DockStyle.Fill;
this.graphPanel.Controls.Add(viewer);
this.ResumeLayout();
}
