protected override void OnMouseMove(MouseEventArgs e)
{
KeyValuePair <IVertex, SimpleVisualiserWrapper> kvp = DisplayedVertexesUIElements.Where(x => ((SimpleVisualiserWrapper)x.Value).Child == e.Source).FirstOrDefault();
if (kvp.Value != null && ((SimpleVisualiserWrapper)kvp.Value).IsHighlighted == false)
{
SimpleVisualiserWrapper wrapper = (SimpleVisualiserWrapper)kvp.Value;
if (Highlighted != null)
{
Highlighted.UnhighlightThisAndDescendants();
}
wrapper.HighlightThisAndDescendants();
Highlighted = wrapper;
}
base.OnMouseEnter(e);
}
protected SimpleVisualiserWrapper Add(double x, double y, FrameworkElement _e, IVertex baseVertex)
{
SimpleVisualiserWrapper e = new SimpleVisualiserWrapper(_e, baseVertex, this);
Children.Add(e);
e.UpdateLayout();
Panel.SetZIndex(e, 1);
Canvas.SetLeft(e, x - e.ActualWidth / 2);
Canvas.SetTop(e, y - e.ActualHeight / 2);
if (!DisplayedVertexesUIElements.ContainsKey(baseVertex))
{
DisplayedVertexesUIElements.Add(baseVertex, e);
}
else
{
DisplayedVertexesUIElements[baseVertex] = e;
}
return(e);
}
protected void AddCircle(int level, IList <IVertex> InnerCircleVertexes)
{
//MinusZero.Instance.Log(1,"AddCircle", level.ToString());
IList <IVertex> CircleVertexes = new List <IVertex>();
if (level == 0)
{
IVertex b = Vertex.Get(@"BaseEdge:\To:");
double x = this.Width / 2;
double y = this.Height / 2;
Add(x, y, (FrameworkElement)GetVisualiser(b), b).UpdateLayout();
CircleVertexes.Add(b);
AddCircle(1, CircleVertexes);
return;
}
int OutAndInEdgesCount = 0;
SimpleVisualiserWrapper dummyPointIn = new SimpleVisualiserWrapper(null, null, this);
SimpleVisualiserWrapper dummyPointOut = new SimpleVisualiserWrapper(null, null, this);
foreach (IVertex v in InnerCircleVertexes)
{
foreach (IEdge e in v)
{
if (!DisplayedVertexesUIElements.ContainsKey(e.To))
{
DisplayedVertexesUIElements.Add(e.To, dummyPointOut);
OutAndInEdgesCount++;
}
}
if (ShowInEdges)
{
foreach (IEdge e in v.InEdges)
{
if (!DisplayedVertexesUIElements.ContainsKey(e.From))
{
DisplayedVertexesUIElements.Add(e.From, dummyPointIn);
OutAndInEdgesCount++;
}
}
}
}
double cnt = 0;
int CircleSize = GraphUtil.GetIntegerValue(Vertex.Get("VisualiserCircleSize:"));
//IVertex DisplayedEdges = Vertex.Get("DisplayedEdges:");
if (OutAndInEdgesCount > 0)
{
foreach (IVertex v in InnerCircleVertexes)
{
SimpleVisualiserWrapper vPoint = DisplayedVertexesUIElements[v];
foreach (IEdge e in v)
{
if (!DisplayedVertexesUIElements.ContainsKey(e.To) || DisplayedVertexesUIElements[e.To] == dummyPointOut)
{
double x = (this.Width / 2) + Math.Cos(cnt / OutAndInEdgesCount * Math.PI * 2) * CircleSize * level;
double y = (this.Height / 2) + Math.Sin(cnt / OutAndInEdgesCount * Math.PI * 2) * CircleSize * level;
SimpleVisualiserWrapper toWrapper = Add(x, y, (FrameworkElement)GetVisualiser(e.To), e.To);
CircleVertexes.Add(e.To);
AddLine(vPoint, toWrapper, e.Meta);
cnt++;
}
else
{
SimpleVisualiserWrapper eToPoint = DisplayedVertexesUIElements[e.To];
AddLine(vPoint, eToPoint, e.Meta);
}
}
if (ShowInEdges)
{
foreach (IEdge e in v.InEdges)
{
if (!DisplayedVertexesUIElements.ContainsKey(e.From) || DisplayedVertexesUIElements[e.From] == dummyPointIn)
{
double x = (this.Width / 2) + Math.Cos(cnt / OutAndInEdgesCount * Math.PI * 2) * CircleSize * level;
double y = (this.Height / 2) + Math.Sin(cnt / OutAndInEdgesCount * Math.PI * 2) * CircleSize * level;
SimpleVisualiserWrapper fromWrapper = Add(x, y, (FrameworkElement)GetVisualiser(e.From), e.From);
CircleVertexes.Add(e.From);
cnt++;
}
}
}
}
}
if (level < GraphUtil.GetIntegerValue(Vertex.Get("NumberOfCircles:")))
{
AddCircle(level + 1, CircleVertexes);
}
else // lines from last circle
{
foreach (IVertex v in CircleVertexes)
{
SimpleVisualiserWrapper vPoint = DisplayedVertexesUIElements[v];
foreach (IEdge e in v)
{
if (DisplayedVertexesUIElements.ContainsKey(e.To)) // if vertex is allready displayed, connect it
{
SimpleVisualiserWrapper eToPoint = DisplayedVertexesUIElements[e.To];
AddLine(vPoint, eToPoint, e.Meta);
}
}
}
}
}
protected void AddLine(SimpleVisualiserWrapper FromWrapper, SimpleVisualiserWrapper ToWrapper, IVertex meta)
{
LineTagStore lineTag = new LineTagStore();
lineTag.ToWrapper = ToWrapper;
lineTag.FromWrapper = FromWrapper;
ArrowLine l = new ArrowLine();
l.Tag = lineTag;
FromWrapper.Lines.Add(l);
ToWrapper.Lines.Add(l);
l.X1 = Canvas.GetLeft(FromWrapper) + FromWrapper.ActualWidth / 2;
l.Y1 = Canvas.GetTop(FromWrapper) + FromWrapper.ActualHeight / 2;
double tX = Canvas.GetLeft(ToWrapper) + ToWrapper.ActualWidth / 2;
double tY = Canvas.GetTop(ToWrapper) + ToWrapper.ActualHeight / 2;
double testX = l.X1 - tX;
double testY = l.Y1 - tY;
if (testX == 0)
{
testX = 0.001;
}
if (testY == 0)
{
testY = 0.001;
}
if (testY <= 0 && Math.Abs(testX * ToWrapper.ActualHeight) <= Math.Abs(testY * ToWrapper.ActualWidth))
{
l.X2 = tX - (ToWrapper.ActualHeight / 2 * testX / testY);
l.Y2 = tY - ToWrapper.ActualHeight / 2;
}
if (testY > 0 && Math.Abs(testX * ToWrapper.ActualHeight) <= Math.Abs(testY * ToWrapper.ActualWidth))
{
l.X2 = tX + (ToWrapper.ActualHeight / 2 * testX / testY);
l.Y2 = tY + ToWrapper.ActualHeight / 2;
}
if (testX >= 0 && Math.Abs(testX * ToWrapper.ActualHeight) >= Math.Abs(testY * ToWrapper.ActualWidth))
{
l.X2 = tX + ToWrapper.ActualWidth / 2;
l.Y2 = tY + (ToWrapper.ActualWidth / 2 * testY / testX);
}
if (testX <= 0 && Math.Abs(testX * ToWrapper.ActualHeight) >= Math.Abs(testY * ToWrapper.ActualWidth))
{
l.X2 = tX - ToWrapper.ActualWidth / 2;
l.Y2 = tY - (ToWrapper.ActualWidth / 2 * testY / testX);
}
l.Stroke = (Brush)FindResource("0LightGrayBrush");
l.EndEnding = LineEndEnum.FilledTriangle;
l.Fill = (Brush)FindResource("0LightGrayBrush");
Panel.SetZIndex(l, 0);
Children.Add(l);
if (MetaLabels && meta.Value != null && !GeneralUtil.CompareStrings(meta.Value, "$Empty"))
{
TextBlock b = new TextBlock();
b.Text = meta.Value.ToString();
Canvas.SetLeft(b, l.X1 + ((l.X2 - l.X1) / 2));
Canvas.SetTop(b, l.Y1 + ((l.Y2 - l.Y1) / 2));
b.Foreground = (Brush)FindResource("0LightGrayBrush");
Children.Add(b);
lineTag.MetaLabel = b;
}
}