src/SketcherPrs/SketcherPrs_Equal.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_Equal.cpp
   4 // Created:     16 February 2015
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "SketcherPrs_Equal.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_Equal, SketcherPrs_SymbolPrs);
  18
  19 static Handle(Image_AlienPixMap) MyPixMap;
  20
  21 SketcherPrs_Equal::SketcherPrs_Equal(ModelAPI_Feature* theConstraint,
  22                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  23  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  24 {
  25   myPntArray = new Graphic3d_ArrayOfPoints(2);
  26   myPntArray->AddVertex(0., 0., 0.);
  27   myPntArray->AddVertex(0., 0., 0.);
  28 }
  29
  30 bool SketcherPrs_Equal::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  31                                          const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
  32 {
  33   bool aReadyToDisplay = false;
  34
  35   ObjectPtr aObj1 =
  36     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
  37   ObjectPtr aObj2 =
  38     SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
  39
  40   aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
  41                     SketcherPrs_Tools::getShape(aObj2).get() != NULL;
  42
  43   return aReadyToDisplay;
  44 }
  45
  46 bool SketcherPrs_Equal::updateIfReadyToDisplay(double theStep) const
  47 {
  48   if (!IsReadyToDisplay(myConstraint, myPlane))
  49     return false;
  50
  51   ObjectPtr aObj1 =
  52     SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  53   ObjectPtr aObj2 =
  54     SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
  55
  56   // Set points of the presentation
  57   SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
  58   gp_Pnt aP1 = aMgr->getPosition(aObj1, this, theStep);
  59   gp_Pnt aP2 = aMgr->getPosition(aObj2, this, theStep);
  60   myPntArray->SetVertice(1, aP1);
  61   myPntArray->SetVertice(2, aP2);
  62   return true;
  63 }
  64
  65 void SketcherPrs_Equal::drawLines(const Handle(Prs3d_Presentation)& thePrs,
  66                                   Quantity_Color theColor) const
  67 {
  68   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
  69
  70   Handle(Graphic3d_AspectLine3d) aLineAspect =
  71     new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
  72   aGroup->SetPrimitivesAspect(aLineAspect);
  73
  74   // Draw first line
  75   ObjectPtr aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  76   std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(aObj);
  77   if (aLine.get() == NULL)
  78     return;
  79   drawShape(aLine, thePrs);
  80
  81   // Draw second line
  82   aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
  83   aLine = SketcherPrs_Tools::getShape(aObj);
  84   if (aLine.get() == NULL)
  85     return;
  86   drawShape(aLine, thePrs);
  87 }
  88