src/SketcherPrs/SketcherPrs_Rigid.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_Rigid.cpp
   4 // Created:     16 February 2015
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "SketcherPrs_Rigid.h"
   8 #include "SketcherPrs_Tools.h"
   9 #include "SketcherPrs_PositionMgr.h"
  10
  11 #include <GeomAPI_Pnt.h>
  12 #include <GeomAPI_Edge.h>
  13 #include <GeomAPI_Curve.h>
  14 #include <GeomAPI_Vertex.h>
  15
  16 #include <ModelAPI_AttributeRefAttr.h>
  17
  18 #include <SketchPlugin_Constraint.h>
  19
  20 #include <gp_Pnt2d.hxx>
  21
  22 #include <Graphic3d_AspectLine3d.hxx>
  23 #include <Prs3d_Root.hxx>
  24
  25 #include <GeomAdaptor_Curve.hxx>
  26 #include <BRep_Tool.hxx>
  27 #include <StdPrs_DeflectionCurve.hxx>
  28 #include <StdPrs_Point.hxx>
  29 #include <Geom_CartesianPoint.hxx>
  30
  31
  32
  33 IMPLEMENT_STANDARD_HANDLE(SketcherPrs_Rigid, SketcherPrs_SymbolPrs);
  34 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Rigid, SketcherPrs_SymbolPrs);
  35
  36 static Handle(Image_AlienPixMap) MyPixMap;
  37
  38
  39
  40 SketcherPrs_Rigid::SketcherPrs_Rigid(ModelAPI_Feature* theConstraint,
  41                                            const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  42  : SketcherPrs_SymbolPrs(theConstraint, thePlane)
  43 {
  44 }
  45
  46 bool SketcherPrs_Rigid::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
  47                                          const std::shared_ptr<GeomAPI_Ax3>& thePlane)
  48 {
  49   bool aReadyToDisplay = false;
  50
  51   std::shared_ptr<ModelAPI_Data> aData = theConstraint->data();
  52   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
  53   AttributePtr aRefAttr = anAttr->attr();
  54   if (anAttr->isObject()) {
  55     // The constraint attached to an object
  56     ObjectPtr aObj = anAttr->object();
  57     aReadyToDisplay =  SketcherPrs_Tools::getShape(aObj).get() != NULL;
  58
  59   } else {
  60     // The constraint attached to a point
  61     std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theConstraint,
  62                                                                  SketchPlugin_Constraint::ENTITY_A());
  63     aReadyToDisplay = aPnt.get() != NULL;
  64   }
  65   return aReadyToDisplay;
  66 }
  67
  68 bool SketcherPrs_Rigid::updateIfReadyToDisplay(double theStep) const
  69 {
  70   if (!IsReadyToDisplay(myConstraint, myPlane))
  71     return false;
  72
  73   std::shared_ptr<ModelAPI_Data> aData = myConstraint->data();
  74   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
  75   AttributePtr aRefAttr = anAttr->attr();
  76   if (anAttr->isObject()) {
  77     // The constraint attached to an object
  78     ObjectPtr aObj = anAttr->object();
  79
  80     SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
  81     gp_Pnt aP1 = aMgr->getPosition(aObj, this, theStep);
  82     myPntArray->SetVertice(1, aP1);
  83   } else {
  84     // The constraint attached to a point
  85     std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(myConstraint,
  86                                                   SketchPlugin_Constraint::ENTITY_A());
  87     std::shared_ptr<GeomAPI_Pnt> aPoint = myPlane->to3D(aPnt->x(), aPnt->y() + theStep);
  88     myPntArray->SetVertice(1, aPoint->impl<gp_Pnt>());
  89   }
  90   return true;
  91 }
  92
  93
  94 void SketcherPrs_Rigid::drawLines(const Handle(Prs3d_Presentation)& thePrs, Quantity_Color theColor) const
  95 {
  96   ObjectPtr aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
  97   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
  98   std::shared_ptr<GeomAPI_Shape> aShape;
  99   if (aFeature.get()) {
 100     // If constraint attached to a feature
 101     const std::list<ResultPtr>& aResults = aFeature->results();
 102     std::list<ResultPtr>::const_iterator aIt;
 103     // Find a shape
 104     for (aIt = aResults.cbegin(); aIt != aResults.cend(); aIt++) {
 105       aShape = (*aIt)->shape();
 106       if (aShape->isEdge())
 107         break;
 108     }
 109   } else {
 110     // Else it is a result
 111     aShape = SketcherPrs_Tools::getShape(aObj);
 112   }
 113   if (aShape.get() == NULL)
 114     return;
 115
 116   Handle(Graphic3d_Group) aGroup = Prs3d_Root::NewGroup(thePrs);
 117   Handle(Graphic3d_AspectLine3d) aLineAspect = new Graphic3d_AspectLine3d(theColor, Aspect_TOL_SOLID, 2);
 118   aGroup->SetPrimitivesAspect(aLineAspect);
 119
 120   Handle(Prs3d_PointAspect) aPntAspect = new Prs3d_PointAspect(Aspect_TOM_PLUS, theColor, 1);
 121   myDrawer->SetPointAspect(aPntAspect);
 122   drawShape(aShape, thePrs);
 123 }
 124