public void Display(bool updateViewer)
{
OCAIS2D_InteractiveContext context2d = GetContext();
if (context2d.IsDisplayed(this))
{
context2d.Redisplay(this, updateViewer, false);
}
else
{
context2d.Display(this, updateViewer);
}
}
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);
}
/// <summary>
/// Shows the marker.
/// </summary>
/// <param name="updateViewer"></param>
public void Display(bool updateViewer)
{
OCAIS2D_InteractiveContext context2d = GetContext();
context2d.Display(this, updateViewer);
}