BezierSegment NewBezierSegment(Add add)
{
BezierSegment bezierSegment = new BezierSegment(_currentPathObject);
bezierSegment.SegmentCount = _program.SEGMENTS_PER_CURVE;
bezierSegment.Point = _program.GetMouseCanvasPosition();
bezierSegment.PointSelected = true;
if (add == Add.First)
{
bezierSegment.AddCurvePoints(true);
bezierSegment.isFirst = true;
}
else if (add == Add.ContinueAtStart)
{
_segments[0].SegmentCount = _program.SEGMENTS_PER_CURVE;
_segments[0].Delete();
_segments[0].AddCurvePoints();
bezierSegment.AddCurvePoints(true);
OrganizeNeighbors(bezierSegment, _segments[0]);
_currentHoveredSegment.PointSelected = false;
}
else // ContinueAtEnd
{
bezierSegment.AddCurvePoints();
OrganizeNeighbors(_segments[_segments.Count - 1], bezierSegment);
_currentHoveredSegment.PointSelected = false;
}
return(bezierSegment);
}
public void CloseCurve()
{
BezierSegment first = _segments[0];
first.isFirst = false;
first.SegmentCount = _program.SEGMENTS_PER_CURVE;
first.Delete();
first.AddCurvePoints();
BezierSegment last = _segments[_segments.Count - 1];
OrganizeNeighbors(last, _segments[0]);
first.Update();
first.PointSelected = false;
last.PointSelected = false;
_currentPathObject.IsClosed = true;
_currentPathObject.UpdatePointsHandlesRenderer();
_program.AllowPathObjectUpdate();
}