public void Init(System.Drawing.Point SourcePoint, Projection projection, SnapModes SnapMode, int MaxDist, GeoPoint BasePoint)
#endif
{
Init(SourcePoint, projection, SnapMode, MaxDist);
this.BasePoint = BasePoint;
this.BasePointValid = true;
}
public void Init(System.Drawing.Point SourcePoint, Projection projection, SnapModes SnapMode, int MaxDist)
#endif
{
this.BestDist = double.MaxValue;
this.BestObject = null;
this.SnapPointIndex = 0;
SourceBeam = projection.PointBeam(SourcePoint);
this.SourcePoint = projection.ProjectionPlane.Intersect(SourceBeam);
this.Projection = projection;
this.SnapPoint = projection.DrawingPlanePoint(SourcePoint);
// MaxDist die die maximale Entfernung des Fangpunktes vom aktuellen Punkt bezogen auf die ProjectionPlane
#if WEBASSEMBLY
GeoPoint2D p1 = projection.ProjectionPlane.Intersect(projection.PointBeam(new CADability.WebDrawing.Point(SourcePoint.X, SourcePoint.Y + MaxDist)));
GeoPoint2D p2 = projection.ProjectionPlane.Intersect(projection.PointBeam(new CADability.WebDrawing.Point(SourcePoint.X + MaxDist, SourcePoint.Y)));
GeoPoint2D p3 = projection.ProjectionPlane.Intersect(projection.PointBeam(new CADability.WebDrawing.Point(SourcePoint.X, SourcePoint.Y - MaxDist)));
GeoPoint2D p4 = projection.ProjectionPlane.Intersect(projection.PointBeam(new CADability.WebDrawing.Point(SourcePoint.X - MaxDist, SourcePoint.Y)));
#else
GeoPoint2D p1 = projection.ProjectionPlane.Intersect(projection.PointBeam(new System.Drawing.Point(SourcePoint.X, SourcePoint.Y + MaxDist)));
GeoPoint2D p2 = projection.ProjectionPlane.Intersect(projection.PointBeam(new System.Drawing.Point(SourcePoint.X + MaxDist, SourcePoint.Y)));
GeoPoint2D p3 = projection.ProjectionPlane.Intersect(projection.PointBeam(new System.Drawing.Point(SourcePoint.X, SourcePoint.Y - MaxDist)));
GeoPoint2D p4 = projection.ProjectionPlane.Intersect(projection.PointBeam(new System.Drawing.Point(SourcePoint.X - MaxDist, SourcePoint.Y)));
#endif
this.MaxDist = Math.Max(Math.Max(p1 | this.SourcePoint, p2 | this.SourcePoint), Math.Max(p3 | this.SourcePoint, p4 | this.SourcePoint));
pickArea = projection.GetPickSpace(new Rectangle(SourcePoint.X - MaxDist, SourcePoint.Y - MaxDist, 2 * MaxDist, 2 * MaxDist));
this.BasePointValid = false;
this.SnapMode = SnapMode;
this.DidSnap = DidSnapModes.DidNotSnap;
faceDist = double.MaxValue;
}