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// File: DsgPrs_FixPresentation.cxx
// Created: Mon Apr 1 13:04:35 1996
// Author: Flore Lantheaume
// <fla@filax>
#include <DsgPrs_FixPresentation.ixx>
#include <Graphic3d_Array1OfVertex.hxx>
#include <Graphic3d_Group.hxx>
#include <Graphic3d_AspectMarker3d.hxx>
#include <Graphic3d_AspectLine3d.hxx>
#include <Graphic3d_Vertex.hxx>
#include <Prs3d_LengthAspect.hxx>
#include <Prs3d_LineAspect.hxx>
#include <Prs3d_Root.hxx>
#include <Aspect_TypeOfLine.hxx>
#include <Aspect_TypeOfMarker.hxx>
#include <Aspect_AspectMarker.hxx>
#include <gp_Vec.hxx>
#include <gp_Dir.hxx>
#include <gp_Pnt.hxx>
#include <gp_Ax1.hxx>
#include <Quantity_Color.hxx>
//=======================================================================
//function : Add
//purpose :
//=======================================================================
void DsgPrs_FixPresentation::Add(
const Handle(Prs3d_Presentation)& aPresentation,
const Handle(Prs3d_Drawer)& aDrawer,
const gp_Pnt& aPntAttach,
const gp_Pnt& aPntEnd,
const gp_Dir& aNormPln,
const Standard_Real symbsize)
{
Handle(Prs3d_LengthAspect) LA = aDrawer->LengthAspect();
Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
//Trace du segment de raccordement
Graphic3d_Array1OfVertex V(1,2);
V(1).SetCoord(aPntAttach.X(), aPntAttach.Y(), aPntAttach.Z());
V(2).SetCoord(aPntEnd.X(), aPntEnd.Y(), aPntEnd.Z() );
Prs3d_Root::CurrentGroup(aPresentation)->Polyline(V);
// trace du symbole 'Fix'
Prs3d_Root::NewGroup(aPresentation);
Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
gp_Vec dirac(aPntAttach, aPntEnd);
// vecteur directeur du seg. de raccord
dirac.Normalize();
gp_Vec norac = dirac.Crossed(gp_Vec(aNormPln));
gp_Ax1 ax(aPntEnd, aNormPln);
norac.Rotate(ax, PI/8);
// vecteur normal au seg. de raccord
norac*=(symbsize/2);
gp_Pnt P1 = aPntEnd.Translated(norac);
gp_Pnt P2 = aPntEnd.Translated(-norac);
V(1).SetCoord(P1.X(),P1.Y(),P1.Z());
V(2).SetCoord(P2.X(),P2.Y(),P2.Z());
Prs3d_Root::CurrentGroup(aPresentation)->Polyline(V);
// trace des 'dents'
norac*=0.8;
P1 = aPntEnd.Translated(norac);
P2 = aPntEnd.Translated(-norac);
dirac*=(symbsize/2);
gp_Pnt PF(P1.XYZ());
gp_Pnt PL = PF.Translated(dirac);
PL.Translate(norac);
V(1).SetCoord( PF.X(), PF.Y(), PF.Z() );
V(2).SetCoord( PL.X(), PL.Y(), PL.Z() );
Prs3d_Root::CurrentGroup(aPresentation)->Polyline(V);
PF.SetXYZ(P2.XYZ());
PL = PF.Translated(dirac);
PL.Translate(norac);
V(1).SetCoord( PF.X(), PF.Y(), PF.Z() );
V(2).SetCoord( PL.X(), PL.Y(), PL.Z() );
Prs3d_Root::CurrentGroup(aPresentation)->Polyline(V);
PF.SetXYZ((P1.XYZ() + P2.XYZ())/2);
PL = PF.Translated(dirac);
PL.Translate(norac);
V(1).SetCoord( PF.X(), PF.Y(), PF.Z() );
V(2).SetCoord( PL.X(), PL.Y(), PL.Z() );
Prs3d_Root::CurrentGroup(aPresentation)->Polyline(V);
// On ajoute un rond au point d'attache
Prs3d_Root::NewGroup(aPresentation);
Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
Handle(Graphic3d_AspectMarker3d) MarkerAsp = new Graphic3d_AspectMarker3d();
MarkerAsp->SetType(Aspect_TOM_BALL);
MarkerAsp->SetScale(0.8);
Quantity_Color acolor;
Aspect_TypeOfLine atype;
Standard_Real awidth;
LA->LineAspect()->Aspect()->Values(acolor, atype, awidth);
MarkerAsp->SetColor(acolor);
Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(MarkerAsp);
Graphic3d_Vertex V3d(aPntAttach.X(), aPntAttach.Y(), aPntAttach.Z());
Prs3d_Root::CurrentGroup(aPresentation)->Marker(V3d);
}
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