src/SketchPlugin/SketchPlugin_Circle.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        SketchPlugin_Circle.cpp
   4 // Created:     26 May 2014
   5 // Author:      Artem ZHIDKOV
   6
   7 #include "SketchPlugin_Circle.h"
   8 #include "SketchPlugin_Sketch.h"
   9 #include <ModelAPI_Data.h>
  10 #include <ModelAPI_ResultConstruction.h>
  11 #include <ModelAPI_AttributeSelection.h>
  12 #include <ModelAPI_Validator.h>
  13 #include <ModelAPI_AttributeDouble.h>
  14 #include <ModelAPI_Session.h>
  15
  16 #include <GeomAPI_Pnt2d.h>
  17 #include <GeomAPI_Circ.h>
  18 #include <GeomDataAPI_Point2D.h>
  19 #include <GeomDataAPI_Dir.h>
  20 #include <GeomAlgoAPI_PointBuilder.h>
  21 #include <GeomAlgoAPI_EdgeBuilder.h>
  22 #include <GeomAlgoAPI_CompoundBuilder.h>
  23
  24 SketchPlugin_Circle::SketchPlugin_Circle()
  25     : SketchPlugin_Feature()
  26 {
  27 }
  28
  29 void SketchPlugin_Circle::initAttributes()
  30 {
  31   data()->addAttribute(CENTER_ID(), GeomDataAPI_Point2D::type());
  32   data()->addAttribute(RADIUS_ID(), ModelAPI_AttributeDouble::type());
  33   data()->addAttribute(EXTERNAL_ID(), ModelAPI_AttributeSelection::type());
  34   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EXTERNAL_ID());
  35 }
  36
  37 void SketchPlugin_Circle::execute()
  38 {
  39   SketchPlugin_Sketch* aSketch = sketch();
  40   if (aSketch) {
  41     std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
  42
  43     // compute a circle point in 3D view
  44     std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr = std::dynamic_pointer_cast<
  45         GeomDataAPI_Point2D>(data()->attribute(CENTER_ID()));
  46     AttributeDoublePtr aRadiusAttr =
  47       std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(data()->attribute(RADIUS_ID()));
  48     if (aCenterAttr->isInitialized() && aRadiusAttr->isInitialized()) {
  49       std::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(aCenterAttr->x(), aCenterAttr->y()));
  50       //std::cout<<"Execute circle "<<aCenter->x()<<" "<<aCenter->y()<<" "<<aCenter->z()<<std::endl;
  51       // make a visible point
  52       std::shared_ptr<GeomAPI_Shape> aCenterPointShape = GeomAlgoAPI_PointBuilder::point(aCenter);
  53       std::shared_ptr<ModelAPI_ResultConstruction> aConstr1 = document()->createConstruction(
  54           data(), 0);
  55       aConstr1->setShape(aCenterPointShape);
  56       aConstr1->setIsInHistory(false);
  57       setResult(aConstr1, 0);
  58
  59       // make a visible circle
  60       std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  61           aSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
  62       bool aHasPlane = aNDir && !(aNDir->x() == 0 && aNDir->y() == 0 && aNDir->z() == 0);
  63       if (aHasPlane) {
  64         std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
  65         // compute the circle radius
  66         double aRadius = aRadiusAttr->value();
  67
  68         std::shared_ptr<GeomAPI_Shape> aCircleShape = GeomAlgoAPI_EdgeBuilder::lineCircle(
  69             aCenter, aNormal, aRadius);
  70         aShapes.push_back(aCircleShape);
  71         std::shared_ptr<ModelAPI_ResultConstruction> aConstr2 = document()->createConstruction(
  72             data(), 1);
  73         aConstr2->setShape(aCircleShape);
  74         aConstr2->setIsInHistory(false);
  75         setResult(aConstr2, 1);
  76       }
  77     }
  78   }
  79 }
  80
  81 void SketchPlugin_Circle::move(double theDeltaX, double theDeltaY)
  82 {
  83   std::shared_ptr<ModelAPI_Data> aData = data();
  84   if (!aData->isValid())
  85     return;
  86
  87   std::shared_ptr<GeomDataAPI_Point2D> aPoint1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  88       aData->attribute(CENTER_ID()));
  89   aPoint1->move(theDeltaX, theDeltaY);
  90 }
  91
  92 double SketchPlugin_Circle::distanceToPoint(const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
  93 {
  94   std::shared_ptr<ModelAPI_Data> aData = data();
  95   std::shared_ptr<GeomDataAPI_Point2D> aPoint =
  96     std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(CENTER_ID()));
  97
  98   return aPoint->pnt()->distance(thePoint);
  99 }
 100
 101 bool SketchPlugin_Circle::isFixed() {
 102   return data()->selection(EXTERNAL_ID())->context();
 103 }
 104
 105 void SketchPlugin_Circle::attributeChanged(const std::string& theID) {
 106   if (theID == EXTERNAL_ID()) {
 107     std::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
 108     // update arguments due to the selection value
 109     if (aSelection && !aSelection->isNull() && aSelection->isEdge()) {
 110       std::shared_ptr<GeomAPI_Edge> anEdge( new GeomAPI_Edge(aSelection));
 111       std::shared_ptr<GeomAPI_Circ> aCirc = anEdge->circle();
 112       std::shared_ptr<GeomDataAPI_Point2D> aCenterAttr =
 113         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_ID()));
 114       aCenterAttr->setValue(sketch()->to2D(aCirc->center()));
 115       real(RADIUS_ID())->setValue(aCirc->radius());
 116     }
 117   }
 118 }