private void SetupBezierLink()
{
bfigureG.StartPoint = new Point(A.X() - LineMargin, A.Y());
bfigureA.StartPoint = new Point(A.X(), A.Y());
bfigureB.StartPoint = new Point(A.X() + LineMargin, A.Y());
polyBezierG.Points = UpdatePoints(-LineMargin, -LineMargin);
polyBezierA.Points = UpdatePoints(0, LineMargin);
polyBezierB.Points = UpdatePoints(LineMargin, 0);
}
public ConnectorCanvas(ConnectClickPoint A, ConnectClickPoint B, Canvas rootcvs)
{
this.A = A;
this.B = B;
this.rootcvs = rootcvs;
//画一条线 从A到B
/*
* line.X1 = A.X();
* line.Y1 = A.Y();
* line.X2 = B.X();
* line.Y2 = B.Y();
* line.Stroke = Brushes.LightSteelBlue;
* line.HorizontalAlignment = System.Windows.HorizontalAlignment.Left;
* line.VerticalAlignment = System.Windows.VerticalAlignment.Top;
* rootcvs.Children.Add(line);
*/
bpath = new Path()
{
Stroke = Brushes.Red,
StrokeThickness = 1,
Data = new PathGeometry()
{
Figures = new PathFigureCollection(new PathFigure[] {
bfigureA = new PathFigure()
{
StartPoint = new Point(A.X(), A.Y()),
Segments = new PathSegmentCollection(new PathSegment[] {
polyBezierA
})
},
bfigureB = new PathFigure()
{
StartPoint = new Point(A.X(), A.Y()),
Segments = new PathSegmentCollection(new PathSegment[] {
polyBezierB
})
},
bfigureG = new PathFigure()
{
StartPoint = new Point(A.X(), A.Y()),
Segments = new PathSegmentCollection(new PathSegment[] {
polyBezierG
})
}
})
}
};
SetupBezierLink();
rootcvs.Children.Add(bpath);
timer.Tick += Update;
timer.Interval = TimeSpan.FromMilliseconds(100);
timer.Start();
bpath.MouseDown += MouseDown;
bpath.Cursor = Cursors.No;
}