src/SketcherPrs/SketcherPrs_Perpendicular.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_Perpendicular.cpp
   4 // Created:     12 March 2015
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "SketcherPrs_Perpendicular.h"
   8 #include "SketcherPrs_Tools.h"
   9 #include "SketcherPrs_PositionMgr.h"
  10
  11 #include <SketchPlugin_Constraint.h>
  12
  13 #include <Graphic3d_AspectLine3d.hxx>
  14 #include <Prs3d_Root.hxx>
  15
  16
  17
  18 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Perpendicular, SketcherPrs_SymbolPrs);
  19 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Perpendicular, SketcherPrs_SymbolPrs);
  20
  21 static Handle(Image_AlienPixMap) MyPixMap;
  22
  23 SketcherPrs_Perpendicular::SketcherPrs_Perpendicular(ModelAPI_Feature* theConstraint,
  24                                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  25  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  26 {
  27   // Create default array
  28   myPntArray = new Graphic3d_ArrayOfPoints(2);
  29   myPntArray->AddVertex(0., 0., 0.);
  30   myPntArray->AddVertex(0., 0., 0.);
  31 }
  32
  33 bool SketcherPrs_Perpendicular::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  34                                                  const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
  35 {
  36   bool aReadyToDisplay = false;
  37
  38   ObjectPtr aObj1 =
  39     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
  40   ObjectPtr aObj2 =
  41     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
  42
  43   aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
  44                     SketcherPrs_Tools::getShape(aObj2).get() != NULL;
  45   return aReadyToDisplay;
  46 }
  47
  48 bool SketcherPrs_Perpendicular::updateIfReadyToDisplay(double theStep) const
  49 {
  50   if (!IsReadyToDisplay(myConstraint, myPlane))
  51     return false;
  52
  53   ObjectPtr aObj1 =
  54     SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  55   ObjectPtr aObj2 =
  56     SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
  57
  58   // Compute position of symbols
  59   SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
  60   gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
  61   gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
  62   myPntArray->SetVertice(1, aP1);
  63   myPntArray->SetVertice(2, aP2);
  64   return true;
  65 }
  66
  67
  68 void SketcherPrs_Perpendicular::drawLines(const Handle(Prs3d_Presentation)& thePrs,
  69                                           Quantity_Color theColor) const
  70 {
  71   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
  72
  73   Handle(Graphic3d_AspectLine3d) aLineAspect =
  74     new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
  75   aGroup->SetPrimitivesAspect(aLineAspect);
  76
  77   // Draw constrained lines
  78   addLine(aGroup, SketchPlugin_Constraint::ENTITY_A());
  79   addLine(aGroup, SketchPlugin_Constraint::ENTITY_B());
  80 }
  81