private void DiagramCanvas_MouseRightButtonDown(object sender, MouseButtonEventArgs e)
{
if (movingLine && isOverEnd && !isOverMy)
{
flowLine.MouseRightButtonDown += new MouseButtonEventHandler(DiagramLine_MouseRightButtonDown);
DiagramLine newLine = new DiagramLine(flowLine, startElement, endElement);
DiagramLines.Add(newLine);
movingLine = false;
isOverMy = false;
isOverEnd = false;
flowLine = null;
Mouse.Capture(null);
}
else if (movingLine && !isOverEnd && !isOverMy)
{
DiagramCanvas.Children.Remove(flowLine);
movingLine = false;
flowLine = null;
Mouse.Capture(null);
}
}
private void CreateDiagramUILine(int startTag, int endTag, Point xy1, Point xy2, Brush stroke)
{
Line line = new Line
{
StrokeThickness = 4,
Stroke = stroke,
X1 = xy1.X,
Y1 = xy1.Y,
X2 = xy2.X,
Y2 = xy2.Y,
};
StackPanel startEle = DiagramCanvas.Children.OfType <StackPanel>()
.FirstOrDefault(p => int.Parse(p.Tag.ToString()) == startTag);
StackPanel endEle = DiagramCanvas.Children.OfType <StackPanel>()
.FirstOrDefault(p => int.Parse(p.Tag.ToString()) == endTag);
line.MouseRightButtonDown += new MouseButtonEventHandler(DiagramLine_MouseRightButtonDown);
DiagramLine dl = new DiagramLine(line, startEle, endEle);
DiagramLines.Add(dl);
DiagramCanvas.Children.Add(line);
Panel.SetZIndex(line, 2);
}
