src/DsgPrs/DsgPrs_OffsetPresentation.cxx

   1 // Created on: 1996-09-18
   2 // Created by: Jacques MINOT
   3 // Copyright (c) 1996-1999 Matra Datavision
   4 // Copyright (c) 1999-2012 OPEN CASCADE SAS
   5 //
   6 // The content of this file is subject to the Open CASCADE Technology Public
   7 // License Version 6.5 (the "License"). You may not use the content of this file
   8 // except in compliance with the License. Please obtain a copy of the License
   9 // at http://www.opencascade.org and read it completely before using this file.
  10 //
  11 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
  12 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
  13 //
  14 // The Original Code and all software distributed under the License is
  15 // distributed on an "AS IS" basis, without warranty of any kind, and the
  16 // Initial Developer hereby disclaims all such warranties, including without
  17 // limitation, any warranties of merchantability, fitness for a particular
  18 // purpose or non-infringement. Please see the License for the specific terms
  19 // and conditions governing the rights and limitations under the License.
  20
  21 #include <DsgPrs_OffsetPresentation.ixx>
  22
  23 #include <gp_Lin.hxx>
  24 #include <gp_Dir.hxx>
  25
  26 #include <ElCLib.hxx>
  27
  28 #include <gce_MakeLin.hxx>
  29
  30 #include <Graphic3d_Group.hxx>
  31 #include <Graphic3d_ArrayOfSegments.hxx>
  32 #include <Graphic3d_ArrayOfPoints.hxx>
  33
  34 #include <Prs3d_Arrow.hxx>
  35 #include <Prs3d_ArrowAspect.hxx>
  36 #include <Prs3d_LineAspect.hxx>
  37 #include <Prs3d_LengthAspect.hxx>
  38
  39 #include <TCollection_AsciiString.hxx>
  40
  41 #include <Graphic3d_AspectLine3d.hxx>
  42 #include <Graphic3d_AspectMarker3d.hxx>
  43 #include <Graphic3d_Vertex.hxx>
  44
  45 #include <Aspect_TypeOfLine.hxx>
  46 #include <Aspect_TypeOfMarker.hxx>
  47 #include <Aspect_AspectMarker.hxx>
  48
  49 #include <Quantity_Color.hxx>
  50
  51 #include <Prs3d_Text.hxx>
  52 #include <Precision.hxx>
  53
  54
  55 void DsgPrs_OffsetPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
  56                                      const Handle(Prs3d_Drawer)& aDrawer,
  57                                      const TCollection_ExtendedString& aText,
  58                                      const gp_Pnt& AttachmentPoint1,
  59                                      const gp_Pnt& AttachmentPoint2,
  60                                      const gp_Dir& aDirection,
  61                                      const gp_Dir& aDirection2,
  62                                      const gp_Pnt& OffsetPoint)
  63 {
  64   Handle(Prs3d_LengthAspect) LA = aDrawer->LengthAspect();
  65   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
  66
  67   gp_Lin L1 (AttachmentPoint1,aDirection);
  68   gp_Lin L2 (AttachmentPoint2,aDirection2);
  69   gp_Pnt Proj1 = ElCLib::Value(ElCLib::Parameter(L1,OffsetPoint),L1);
  70   gp_Pnt Proj2 = ElCLib::Value(ElCLib::Parameter(L2,OffsetPoint),L2);
  71   gp_Lin L3,L4;
  72   Standard_Boolean DimNulle = Standard_False;
  73   if (!Proj1.IsEqual(Proj2,Precision::Confusion()*100.)) {
  74     L3 = gce_MakeLin(Proj1,Proj2);
  75   }
  76   else {
  77     //cout<<"DsgPrs_OffsetPresentation Cote nulle"<<endl;
  78     DimNulle = Standard_True;
  79     L3 = gp_Lin(Proj1,aDirection);
  80     gp_Vec v4 (Proj1,OffsetPoint);
  81     gp_Dir d4 (v4);
  82     L4 = gp_Lin(Proj1,d4); // normale
  83   }
  84   Standard_Real parmin,parmax,parcur;
  85   parmin = ElCLib::Parameter(L3,Proj1);
  86   parmax = parmin;
  87   parcur = ElCLib::Parameter(L3,Proj2);
  88   Standard_Real dist = Abs(parmin-parcur);
  89   if (parcur < parmin) parmin = parcur;
  90   if (parcur > parmax) parmax = parcur;
  91   parcur = ElCLib::Parameter(L3,OffsetPoint);
  92   gp_Pnt offp = ElCLib::Value(parcur,L3);
  93
  94   Standard_Boolean outside = Standard_False;
  95   if (parcur < parmin) {
  96     parmin = parcur;
  97     outside = Standard_True;
  98   }
  99   if (parcur > parmax) {
 100     parmax = parcur;
 101     outside = Standard_True;
 102   }
 103
 104   gp_Pnt PointMin = ElCLib::Value(parmin,L3);
 105   gp_Pnt PointMax = ElCLib::Value(parmax,L3);
 106
 107   // trait de cote : 1er groupe
 108   Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(6);
 109   aPrims->AddVertex(PointMin);
 110   aPrims->AddVertex(PointMax);
 111
 112   Prs3d_Root::NewGroup(aPresentation);
 113   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
 114
 115   if (DimNulle)
 116   {
 117     Prs3d_Arrow::Draw(aPresentation,offp,L4.Direction(),LA->Arrow1Aspect()->Angle(),LA->Arrow1Aspect()->Length());
 118     Prs3d_Arrow::Draw(aPresentation,offp,L4.Direction().Reversed(),LA->Arrow1Aspect()->Angle(),LA->Arrow1Aspect()->Length());
 119   }
 120   else
 121   {
 122     if (dist < (LA->Arrow1Aspect()->Length()+LA->Arrow2Aspect()->Length()))
 123       outside = Standard_True;
 124     gp_Dir arrdir = L3.Direction().Reversed();
 125     if (outside)
 126       arrdir.Reverse();
 127
 128     // fleche 1 : 2eme groupe
 129     Prs3d_Arrow::Draw(aPresentation,Proj1,arrdir,LA->Arrow1Aspect()->Angle(),LA->Arrow1Aspect()->Length());
 130
 131     Prs3d_Root::NewGroup(aPresentation);
 132     Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
 133
 134     // ball 1 : 3eme groupe
 135     Quantity_Color aColor;
 136     Aspect_TypeOfLine aType;
 137     Standard_Real aWidth;
 138     LA->LineAspect()->Aspect()->Values (aColor, aType, aWidth);
 139     Handle(Graphic3d_AspectMarker3d) aMarkerAsp = new Graphic3d_AspectMarker3d (Aspect_TOM_O, aColor, 1.0);
 140     Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect (aMarkerAsp);
 141     Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1);
 142     anArrayOfPoints->AddVertex (Proj2.X(), Proj2.Y(), Proj2.Z());
 143     Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray (anArrayOfPoints);
 144
 145     Prs3d_Root::NewGroup(aPresentation);
 146
 147     // texte : 4eme groupe
 148     Prs3d_Text::Draw(aPresentation,LA->TextAspect(),aText,offp);
 149   }
 150
 151   Prs3d_Root::NewGroup(aPresentation);
 152   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
 153
 154   // trait de rappel 1 : 5eme groupe
 155   aPrims->AddVertex(AttachmentPoint1);
 156   aPrims->AddVertex(Proj1);
 157
 158   // trait de rappel 2 : 6eme groupe
 159   aPrims->AddVertex(AttachmentPoint2);
 160   aPrims->AddVertex(Proj2);
 161
 162   Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
 163 }
 164
 165 void DsgPrs_OffsetPresentation::AddAxes (const Handle(Prs3d_Presentation)& aPresentation,
 166                                          const Handle(Prs3d_Drawer)& aDrawer,
 167                                          const TCollection_ExtendedString& /*aText*/,
 168                                          const gp_Pnt& AttachmentPoint1,
 169                                          const gp_Pnt& AttachmentPoint2,
 170                                          const gp_Dir& aDirection,
 171                                          const gp_Dir& /*aDirection2*/,
 172                                          const gp_Pnt& OffsetPoint)
 173 {
 174   gp_Lin L1 (AttachmentPoint1,aDirection);
 175   gp_Pnt Proj1 = ElCLib::Value(ElCLib::Parameter(L1,OffsetPoint),L1);
 176
 177   gp_Lin L2 (AttachmentPoint2,aDirection);
 178   gp_Pnt Proj2 = ElCLib::Value(ElCLib::Parameter(L2,OffsetPoint),L2);
 179
 180   Handle(Prs3d_LengthAspect) LA = aDrawer->LengthAspect();
 181   Quantity_Color acolor;
 182   Aspect_TypeOfLine atype;
 183   Standard_Real awidth;
 184   LA->LineAspect()->Aspect()->Values(acolor, atype, awidth);
 185
 186   Handle(Graphic3d_AspectLine3d) AxeAsp = new Graphic3d_AspectLine3d (acolor, atype, awidth);
 187   AxeAsp->SetType( Aspect_TOL_DOTDASH);
 188   Prs3d_Root::NewGroup(aPresentation);
 189   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(AxeAsp);
 190
 191   // trait d'axe : 1er groupe
 192   Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2);
 193   aPrims->AddVertex(AttachmentPoint1);
 194   aPrims->AddVertex(Proj1);
 195   Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
 196
 197   Prs3d_Root::NewGroup(aPresentation);
 198
 199   Handle(Graphic3d_AspectLine3d) Axe2Asp = new Graphic3d_AspectLine3d (acolor, atype, awidth);
 200   Axe2Asp->SetType  ( Aspect_TOL_DOTDASH);
 201   Axe2Asp->SetWidth ( 4.);
 202   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(Axe2Asp);
 203
 204   // trait d'axe: 2eme groupe
 205   aPrims = new Graphic3d_ArrayOfSegments(2);
 206   aPrims->AddVertex(AttachmentPoint2);
 207   aPrims->AddVertex(Proj2);
 208   Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
 209
 210   // anneau : 3eme et 4eme groupes
 211   Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1);
 212   anArrayOfPoints->AddVertex (Proj2.X(), Proj2.Y(), Proj2.Z());
 213
 214   Prs3d_Root::NewGroup(aPresentation);
 215   Handle(Graphic3d_AspectMarker3d) MarkerAsp = new Graphic3d_AspectMarker3d();
 216   MarkerAsp->SetType(Aspect_TOM_O);
 217   MarkerAsp->SetScale(4.);
 218   //MarkerAsp->SetColor(Quantity_Color(Quantity_NOC_RED));
 219   MarkerAsp->SetColor(acolor);
 220   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(MarkerAsp);
 221   Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray (anArrayOfPoints);
 222
 223   Prs3d_Root::NewGroup(aPresentation);
 224   Handle(Graphic3d_AspectMarker3d) Marker2Asp = new Graphic3d_AspectMarker3d();
 225   Marker2Asp->SetType(Aspect_TOM_O);
 226   Marker2Asp->SetScale(2.);
 227   //Marker2Asp->SetColor(Quantity_Color(Quantity_NOC_GREEN));
 228   Marker2Asp->SetColor(acolor);
 229   Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(Marker2Asp);
 230   Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray (anArrayOfPoints);
 231 }