src/SketchPlugin/SketchPlugin_Circle.cpp

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