//右クリック時、すべての座標、●、方向線を削除
private void MyCanvas_MouseRightButtonDown(object sender, MouseButtonEventArgs e)
{
MySegment.Points.Clear();
MyControlLines.Clear();
MyEllipseGeometry.Clear();
foreach (var item in MyListPathControl)
{
MyCanvas.Children.Remove(item);
}
MyListPathControl.Clear();
}
public Path WpfCompoundPolyline(wShapeCollection Shapes)
{
Path X = new Path();
PathFigureCollection Fc = new PathFigureCollection();
PathGeometry G = new PathGeometry();
Fc.Clear();
foreach (wShape Shp in Shapes.Shapes)
{
PathSegmentCollection Sc = new PathSegmentCollection();
PathFigure Pf = new PathFigure();
wCurve Crv = Shp.Curve;
wPoint StartPoint = Crv.Points[0];
Pf.StartPoint = new System.Windows.Point(StartPoint.X * Scale, StartPoint.Y * Scale);
PathGeometry Geo = (PathGeometry)WpfPolyline(Crv, Shapes.Graphics, Shapes.Effects).Data;
PathFigureCollection Fig = (PathFigureCollection)Geo.Figures;
PathFigure PFig = (PathFigure)(Fig[0]);
PathSegmentCollection Seg = (PathSegmentCollection)PFig.Segments;
PolyLineSegment Pl = (PolyLineSegment)Seg[0];
PolyLineSegment S = new PolyLineSegment(Pl.Points, true);
Pf.IsClosed = true;
Sc.Add(S);
Pf.Segments = Sc;
Fc.Add(Pf);
}
G.Figures = Fc;
X.Data = G;
X.RenderTransform = Xform;
wGraphic Graphics = Shapes.Graphics;
wEffects ShapeEffects = Shapes.Effects;
X = SetPathFill(X, Graphics);
X = SetPathStroke(X, Graphics);
X = SetPathEffects(X, ShapeEffects);
group.Shapes.Add(new wShape(G, Graphics));
return(X);
}
public Path WpfCompoundSpline(wShapeCollection Shapes)
{
Path X = new Path();
PathFigureCollection Fc = new PathFigureCollection();
PathGeometry G = new PathGeometry();
Fc.Clear();
foreach (wShape Shp in Shapes.Shapes)
{
PathSegmentCollection Sc = new PathSegmentCollection();
PathFigure Pf = new PathFigure();
wBezierSpline C = (wBezierSpline)Shp.Curve;
wPoint StartPoint = C.Points[0];
PolyBezierSegment S = new PolyBezierSegment();
Pf.StartPoint = new System.Windows.Point(C.Points[0].X * Scale, C.Points[0].Y * Scale);
for (int i = 1; i < C.Points.Count; i++)
{
wPoint P = C.Points[i];
S.Points.Add(new System.Windows.Point(P.X * Scale, P.Y * Scale));
}
Sc.Add(S);
Pf.Segments = Sc;
//Pf.IsClosed = true;
Fc.Add(Pf);
}
G.Figures = Fc;
X.Data = G;
X.RenderTransform = Xform;
wGraphic Graphics = Shapes.Graphics;
wEffects ShapeEffects = Shapes.Effects;
X = SetPathStroke(X, Graphics);
X = SetPathFill(X, Graphics);
X = SetPathEffects(X, ShapeEffects);
group.Shapes.Add(new wShape(G, Graphics));
return(X);
}
/// <summary>
/// Removes all <see cref="PathFigure"/> objects from this <see cref="PathGeometry"/>.
/// </summary>
/// <param name="pathGeometry">The <see cref="PathGeometry"/>.</param>
/// <exception cref="ArgumentNullException">
/// <paramref name="pathGeometry"/> is <see langword="null"/>.
/// </exception>
public static void Clear(this PathGeometry pathGeometry)
{
if (pathGeometry == null)
{
throw new ArgumentNullException(nameof(pathGeometry));
}
PathFigureCollection figures = pathGeometry.Figures;
if (figures != null)
{
figures.Clear();
}
// Reassign figures collection - otherwise Silverlight won't update the visual.
pathGeometry.Figures = figures;
}