public void Project3DModel()
{
OCTopoDS_Shape topoShape = WorkItem.Services.Get <ILocalContextService>().CurrentSelectedShape;
if (topoShape == null)
{
return;
}
// Project the selected 3d object in the 2D plane
// Make the projector
bool isPerspective = WorkItem.Services.Get <ILocalContextService>().IsPerspective;
OCgp_Pnt viewPoint = WorkItem.Services.Get <ILocalContextService>().ViewPointPosition;
OCgp_Vec highPointVector = WorkItem.Services.Get <ILocalContextService>().HighPointVector;
OCgp_Ax2 ax2 = GeomUtils.ExtractAxis(topoShape);
OCgp_Dir direction;
if (ax2 != null)
{
direction = ax2.Direction();
}
else
{
direction = new OCgp_Dir(0, 1, 0);
}
// Use as projection vector the direction of the plane of the selected shape
OCPrs3d_Projector aPrs3dProjector = new OCPrs3d_Projector(isPerspective, 1, direction.X(), direction.Y(), direction.Z(),
viewPoint.X(), viewPoint.Y(), viewPoint.Z(), highPointVector.X(), highPointVector.Y(), highPointVector.Z());
// Display the 2D projection shape
OCAIS2D_ProjShape projShape = new OCAIS2D_ProjShape(aPrs3dProjector.Projector(), 3, false, true);
projShape.Add(topoShape);
context2d.Display(projShape, true);
}
public override void Show(OCAIS_InteractiveContext context, double x, double y, double z, OCgp_Dir direction)
{
if (_handleShape != null)
{
context.Remove(_handleShape, false);
}
_context = context;
_handleTopoShape.Location(GeomUtils.BuildTranslation(new Point3D(0, 0, 0), new Point3D(x, x, z)));
_handleShape = new OCAIS_Shape(_handleTopoShape);
OCAIS_Shape shape = null;
_handleShape.DownCast(ref shape);
if (shape != null)
{
shape.Set(_handleTopoShape);
_handleShape.Redisplay(false);
}
//var drawer = _helperLine.Attributes();
//drawer.SetLineAspect(new OCPrs3d_LineAspect(OCQuantity_NameOfColor.Quantity_NOC_GRAY70,
// OCAspect_TypeOfLine.Aspect_TOL_DOT, 0.5));
//_helperLine.SetTransparency(0.8);
}
