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_RTTIEXT(SketcherPrs_Collinear, SketcherPrs_SymbolPrs);
  18
  19 static Handle(Image_AlienPixMap) MyPixMap;
  20
  21 SketcherPrs_Collinear::SketcherPrs_Collinear(ModelAPI_Feature* theConstraint,
  22                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  23  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  24 {
  25 }
  26
  27 bool SketcherPrs_Collinear::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  28                                          const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
  29 {
  30   bool aReadyToDisplay = false;
  31
  32   ObjectPtr aObj1 =
  33     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
  34   ObjectPtr aObj2 =
  35     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
  36
  37   aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
  38                     SketcherPrs_Tools::getShape(aObj2).get() != NULL;
  39
  40   return aReadyToDisplay;
  41 }
  42
  43 bool SketcherPrs_Collinear::updateIfReadyToDisplay(double theStep, bool withColor) const
  44 {
  45   if (!IsReadyToDisplay(myConstraint, myPlane))
  46     return false;
  47
  48   ObjectPtr aObj1 =
  49     SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  50   ObjectPtr aObj2 =
  51     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 = new Graphic3d_ArrayOfPoints(2, withColor);
  58   myPntArray->AddVertex(aP1);
  59   myPntArray->AddVertex(aP2);
  60   return true;
  61 }
  62
  63 void SketcherPrs_Collinear::drawLines(const Handle(Prs3d_Presentation)& thePrs,
  64                                       Quantity_Color theColor) const
  65 {
  66   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
  67
  68   Handle(Graphic3d_AspectLine3d) aLineAspect =
  69     new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
  70   aGroup->SetPrimitivesAspect(aLineAspect);
  71
  72   // Draw constrained lines
  73   addLine(aGroup, SketchPlugin_Constraint::ENTITY_A());
  74   addLine(aGroup, SketchPlugin_Constraint::ENTITY_B());
  75 }
  76