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 "Events_Error.h"
  14
  15 #include <Graphic3d_AspectLine3d.hxx>
  16 #include <Prs3d_Root.hxx>
  17
  18
  19 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Equal, SketcherPrs_SymbolPrs);
  20 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Equal, SketcherPrs_SymbolPrs);
  21
  22 static Handle(Image_AlienPixMap) MyPixMap;
  23
  24 SketcherPrs_Equal::SketcherPrs_Equal(ModelAPI_Feature* theConstraint,
  25                                      const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  26  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  27 {
  28   myPntArray = new Graphic3d_ArrayOfPoints(2);
  29   myPntArray->AddVertex(0., 0., 0.);
  30   myPntArray->AddVertex(0., 0., 0.);
  31 }
  32
  33 bool SketcherPrs_Equal::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  34                                          const std::shared_ptr<GeomAPI_Ax3>&/* thePlane*/)
  35 {
  36   bool aReadyToDisplay = false;
  37
  38   ObjectPtr aObj1 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_A());
  39   ObjectPtr aObj2 = SketcherPrs_Tools::getResult(theConstraint, SketchPlugin_Constraint::ENTITY_B());
  40
  41   aReadyToDisplay = SketcherPrs_Tools::getShape(aObj1).get() != NULL &&
  42                     SketcherPrs_Tools::getShape(aObj2).get() != NULL;
  43
  44   return aReadyToDisplay;
  45 }
  46
  47 bool SketcherPrs_Equal::updatePoints(double theStep) const
  48 {
  49   if (!IsReadyToDisplay(myConstraint, myPlane)) {
  50     return false;
  51   }
  52
  53   ObjectPtr aObj1 = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  54   ObjectPtr aObj2 = 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, Quantity_Color theColor) const
  66 {
  67   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
  68
  69   Handle(Graphic3d_AspectLine3d) aLineAspect = new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
  70   aGroup->SetPrimitivesAspect(aLineAspect);
  71
  72   // Draw first line
  73   ObjectPtr aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  74   std::shared_ptr<GeomAPI_Shape> aLine = SketcherPrs_Tools::getShape(aObj);
  75   if (aLine.get() == NULL)
  76     return;
  77   drawShape(aLine, thePrs);
  78
  79   // Draw second line
  80   aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_B());
  81   aLine = SketcherPrs_Tools::getShape(aObj);
  82   if (aLine.get() == NULL)
  83     return;
  84   drawShape(aLine, thePrs);
  85 }
  86