src/SketcherPrs/SketcherPrs_Collinear.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_Collinear.cpp
   4 // Created:     29 February 2016
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include "SketcherPrs_Collinear.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 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Collinear, SketcherPrs_SymbolPrs);
  18 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Collinear, SketcherPrs_SymbolPrs);
  19
  20 static Handle(Image_AlienPixMap) MyPixMap;
  21
  22 SketcherPrs_Collinear::SketcherPrs_Collinear(ModelAPI_Feature* theConstraint,
  23                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  24  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  25 {
  26   myPntArray = new Graphic3d_ArrayOfPoints(2);
  27   myPntArray->AddVertex(0., 0., 0.);
  28   myPntArray->AddVertex(0., 0., 0.);
  29 }
  30
  31 bool SketcherPrs_Collinear::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  32                                          const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
  33 {
  34   bool aReadyToDisplay = false;
  35
  36   ObjectPtr aObj1 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
  37   ObjectPtr aObj2 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
  38
  39   aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
  40                     SketcherPrs_Tools::getShape(aObj2).get() != NULL;
  41
  42   return aReadyToDisplay;
  43 }
  44
  45 bool SketcherPrs_Collinear::updateIfReadyToDisplay(double theStep) const
  46 {
  47   if (!IsReadyToDisplay(myConstraint, myPlane))
  48     return false;
  49
  50   ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  51   ObjectPtr aObj2 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
  52
  53   // Set points of the presentation
  54   SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
  55   gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
  56   gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
  57   myPntArray->SetVertice(1, aP1);
  58   myPntArray->SetVertice(2, aP2);
  59   return true;
  60 }
  61
  62 void SketcherPrs_Collinear::drawLines(const Handle(Prs3d_Presentation)& thePrs, Quantity_Color theColor) const
  63 {
  64   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
  65
  66   Handle(Graphic3d_AspectLine3d) aLineAspect = new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
  67   aGroup->SetPrimitivesAspect(aLineAspect);
  68
  69   // Draw constrained lines
  70   addLine(aGroup, SketchPlugin_Constraint::ENTITY_A());
  71   addLine(aGroup, SketchPlugin_Constraint::ENTITY_B());
  72 }
  73