private void ConvertPart(PathThumb senderThumb, PathPartConvertType convertType)
{
if (senderThumb.PathPoint.ParentObject is PathFigure)
{
var pathFigure = senderThumb.PathPoint.ParentObject as PathFigure;
var pathSegment = senderThumb.PathPoint.Object as PathSegment;
var idx = pathFigure.Segments.IndexOf(pathSegment);
var point = senderThumb.PathPoint.Point;
if (pathSegment is PolyLineSegment) {
var poly = pathSegment as PolyLineSegment;
var lst = poly.Points.Take(senderThumb.PathPoint.PolyLineIndex);
var lst2 = poly.Points.Skip(senderThumb.PathPoint.PolyLineIndex + 1);
var p = poly.Points[senderThumb.PathPoint.PolyLineIndex];
pathFigure.Segments.RemoveAt(idx);
var p1 = new PolyLineSegment();
p1.Points.AddRange(lst);
pathFigure.Segments.Insert(idx, p1);
pathSegment = new LineSegment() {Point = p};
pathFigure.Segments.Insert(idx+1, pathSegment);
var p2 = new PolyLineSegment();
p2.Points.AddRange(lst2);
pathFigure.Segments.Insert(idx+2, p2);
idx++;
} else if (pathSegment is PolyBezierSegment) {
//TODO
} else if (pathSegment is PolyQuadraticBezierSegment) {
//TODO
}
pathFigure.Segments.RemoveAt(idx);
var midp = senderThumb.PathPoint.ParentPathPoint.Point - ((senderThumb.PathPoint.ParentPathPoint.Point - point) / 2);
PathSegment newSegment = null;
switch (convertType)
{
case PathPartConvertType.ToBezierSegment:
newSegment = new BezierSegment() { Point1 = midp - new Vector(40, 40), Point2 = midp + new Vector(-40, 40), Point3 = point };
break;
case PathPartConvertType.ToQuadricBezierSegment:
newSegment = new QuadraticBezierSegment() { Point1 = point - new Vector(40, 40), Point2 = point };
break;
case PathPartConvertType.ToArcSegment:
newSegment = new ArcSegment() { Point = point, Size = new Size(20, 20) };
break;
case PathPartConvertType.insertPoint:
pathFigure.Segments.Insert(idx, pathSegment);
newSegment = new LineSegment() { Point = midp, };
break;
default:
newSegment = new LineSegment() { Point = point };
break;
}
pathFigure.Segments.Insert(idx, newSegment);
}
this.ExtendedItem.ReapplyAllExtensions();
}
private void ConvertPart(PathThumb senderThumb, PathPartConvertType convertType)
{
if (senderThumb.PathPoint.ParentObject is PathFigure)
{
var pathFigure = senderThumb.PathPoint.ParentObject as PathFigure;
var pathSegment = senderThumb.PathPoint.Object as PathSegment;
var idx = pathFigure.Segments.IndexOf(pathSegment);
var point = senderThumb.PathPoint.Point;
if (pathSegment is PolyLineSegment)
{
var poly = pathSegment as PolyLineSegment;
var lst = poly.Points.Take(senderThumb.PathPoint.PolyLineIndex);
var lst2 = poly.Points.Skip(senderThumb.PathPoint.PolyLineIndex + 1);
var p = poly.Points[senderThumb.PathPoint.PolyLineIndex];
pathFigure.Segments.RemoveAt(idx);
var p1 = new PolyLineSegment();
p1.Points.AddRange(lst);
pathFigure.Segments.Insert(idx, p1);
pathSegment = new LineSegment()
{
Point = p
};
pathFigure.Segments.Insert(idx + 1, pathSegment);
var p2 = new PolyLineSegment();
p2.Points.AddRange(lst2);
pathFigure.Segments.Insert(idx + 2, p2);
idx++;
}
else if (pathSegment is PolyBezierSegment)
{
//TODO
}
else if (pathSegment is PolyQuadraticBezierSegment)
{
//TODO
}
pathFigure.Segments.RemoveAt(idx);
var midp = senderThumb.PathPoint.ParentPathPoint.Point - ((senderThumb.PathPoint.ParentPathPoint.Point - point) / 2);
PathSegment newSegment = null;
switch (convertType)
{
case PathPartConvertType.ToBezierSegment:
newSegment = new BezierSegment()
{
Point1 = midp - new Vector(40, 40), Point2 = midp + new Vector(-40, 40), Point3 = point
};
break;
case PathPartConvertType.ToQuadricBezierSegment:
newSegment = new QuadraticBezierSegment()
{
Point1 = point - new Vector(40, 40), Point2 = point
};
break;
case PathPartConvertType.ToArcSegment:
newSegment = new ArcSegment()
{
Point = point, Size = new Size(20, 20)
};
break;
case PathPartConvertType.insertPoint:
pathFigure.Segments.Insert(idx, pathSegment);
newSegment = new LineSegment()
{
Point = midp,
};
break;
default:
newSegment = new LineSegment()
{
Point = point
};
break;
}
pathFigure.Segments.Insert(idx, newSegment);
operation = PlacementOperation.Start(extendedItemArray, PlacementType.MovePoint);
CommitOperation();
}
this.ExtendedItem.ReapplyAllExtensions();
}
