src/SketchPlugin/SketchPlugin_Sketch.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        SketchPlugin_Sketch.cxx
   4 // Created:     27 Mar 2014
   5 // Author:      Mikhail PONIKAROV
   6
   7 #include <Config_PropManager.h>
   8
   9 #include <GeomAlgoAPI_CompoundBuilder.h>
  10 #include <GeomAlgoAPI_FaceBuilder.h>
  11
  12 #include <GeomAPI_AISObject.h>
  13 #include <GeomAPI_Dir.h>
  14 #include <GeomAPI_PlanarEdges.h>
  15
  16 #include <GeomAlgoAPI_FaceBuilder.h>
  17
  18 #include <GeomDataAPI_Point2D.h>
  19 #include <GeomAlgoAPI_PointBuilder.h>
  20
  21 #include <ModelAPI_AttributeRefList.h>
  22 #include <ModelAPI_Data.h>
  23 #include <ModelAPI_Document.h>
  24 #include <ModelAPI_Feature.h>
  25 #include <ModelAPI_Object.h>
  26 #include <ModelAPI_ResultConstruction.h>
  27 #include <ModelAPI_Validator.h>
  28 #include <ModelAPI_Session.h>
  29 #include <ModelAPI_Events.h>
  30
  31 #include <SketchPlugin_Sketch.h>
  32 #include <SketchPlugin_Feature.h>
  33 #include <SketchPlugin_SketchEntity.h>
  34
  35 #include <Events_Loop.h>
  36
  37 #include <memory>
  38
  39 #include <math.h>
  40 #include <vector>
  41
  42 using namespace std;
  43
  44 SketchPlugin_Sketch::SketchPlugin_Sketch()
  45 {
  46 }
  47
  48 void SketchPlugin_Sketch::initAttributes()
  49 {
  50   data()->addAttribute(SketchPlugin_Sketch::ORIGIN_ID(), GeomDataAPI_Point::typeId());
  51   data()->addAttribute(SketchPlugin_Sketch::DIRX_ID(), GeomDataAPI_Dir::typeId());
  52   data()->addAttribute(SketchPlugin_Sketch::NORM_ID(), GeomDataAPI_Dir::typeId());
  53   data()->addAttribute(SketchPlugin_Sketch::FEATURES_ID(), ModelAPI_AttributeRefList::typeId());
  54   // the selected face, base for the sketcher plane, not obligatory
  55   data()->addAttribute(SketchPlugin_SketchEntity::EXTERNAL_ID(), ModelAPI_AttributeSelection::typeId());
  56   ModelAPI_Session::get()->validators()->registerNotObligatory(
  57     getKind(), SketchPlugin_SketchEntity::EXTERNAL_ID());
  58 }
  59
  60 void SketchPlugin_Sketch::execute()
  61 {
  62   if (!data()->isValid())
  63     return;
  64   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
  65       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
  66
  67   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
  68       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
  69   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  70       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
  71   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  72       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
  73
  74   std::list<ObjectPtr> aFeatures = aRefList->list();
  75   if (aFeatures.empty())
  76     return;
  77
  78   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
  79   std::shared_ptr<SketchPlugin_Feature> aFeature;
  80   std::list<std::shared_ptr<GeomAPI_Shape> > aFeaturesPreview;
  81   for (; anIt != aLast; anIt++) {
  82     aFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
  83     if (aFeature) {
  84       if (!aFeature->sketch()) // on load document the back references are missed
  85         aFeature->setSketch(this);
  86       // do not include the external edges into the result
  87       if (aFeature->data()->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID())) {
  88         if (aFeature->data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID())->value())
  89           continue;
  90       }
  91       // do not include the construction entities in the result
  92       if (aFeature->data()->attribute(SketchPlugin_SketchEntity::AUXILIARY_ID())) {
  93         if (aFeature->data()->boolean(SketchPlugin_SketchEntity::AUXILIARY_ID())->value())
  94           continue;
  95       }
  96
  97       const std::list<std::shared_ptr<ModelAPI_Result> >& aRes = aFeature->results();
  98       std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter = aRes.cbegin();
  99       for (; aResIter != aRes.cend(); aResIter++) {
 100         std::shared_ptr<ModelAPI_ResultConstruction> aConstr = std::dynamic_pointer_cast<
 101             ModelAPI_ResultConstruction>(*aResIter);
 102         if (aConstr) {
 103           std::shared_ptr<GeomAPI_Shape> aShape = aConstr->shape();
 104           if (aShape)
 105             aFeaturesPreview.push_back(aShape);
 106         }
 107       }
 108     }
 109   }
 110
 111   if (aFeaturesPreview.empty())
 112     return;
 113
 114   // Collect all edges as one big wire
 115   std::shared_ptr<GeomAPI_PlanarEdges> aBigWire(new GeomAPI_PlanarEdges);
 116   std::list<std::shared_ptr<GeomAPI_Shape> >::const_iterator aShapeIt = aFeaturesPreview.begin();
 117   for (; aShapeIt != aFeaturesPreview.end(); ++aShapeIt) {
 118     aBigWire->addEdge(*aShapeIt);
 119   }
 120   aBigWire->setPlane(anOrigin->pnt(), aDirX->dir(), aNorm->dir());
 121   std::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(data());
 122   aConstr->setShape(aBigWire);
 123   setResult(aConstr);
 124 }
 125
 126 std::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::addFeature(std::string theID)
 127 {
 128   std::shared_ptr<ModelAPI_Feature> aNew = document()->addFeature(theID);
 129   if (aNew) {
 130     std::dynamic_pointer_cast<SketchPlugin_Feature>(aNew)->setSketch(this);
 131     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->append(aNew);
 132   }
 133   return aNew;
 134 }
 135
 136 void SketchPlugin_Sketch::removeFeature(std::shared_ptr<ModelAPI_Feature> theFeature)
 137 {
 138   if (!data().get()) // sketch is already removed (case on undo of sketch), sync is not needed
 139     return;
 140   list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 141   list<ObjectPtr>::iterator aSubIt = aSubs.begin(), aLastIt = aSubs.end();
 142   bool isRemoved = false;
 143   bool aHasEmtpyFeature = false;
 144   for(; aSubIt != aLastIt && !isRemoved; aSubIt++) {
 145     std::shared_ptr<ModelAPI_Feature> aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*aSubIt);
 146     if (aFeature.get() != NULL && aFeature == theFeature) {
 147       data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(aFeature);
 148       isRemoved = true;
 149     }
 150     else if (aFeature.get() == NULL)
 151       aHasEmtpyFeature = true;
 152   }
 153   // if the object is not found in the sketch sub-elements, that means that the object is removed already.
 154   // Find the first empty element and remove it
 155   if (!isRemoved && aHasEmtpyFeature)
 156     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(ObjectPtr());
 157 }
 158
 159 int SketchPlugin_Sketch::numberOfSubs() const
 160 {
 161   return data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->size();
 162 }
 163
 164 std::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::subFeature(const int theIndex) const
 165 {
 166   ObjectPtr anObj = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->object(theIndex);
 167   return std::dynamic_pointer_cast<ModelAPI_Feature>(anObj);
 168 }
 169
 170 int SketchPlugin_Sketch::subFeatureId(const int theIndex) const
 171 {
 172   return subFeature(theIndex)->data()->featureId();
 173 }
 174
 175 bool SketchPlugin_Sketch::isSub(ObjectPtr theObject) const
 176 {
 177   // check is this feature of result
 178   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 179   if (!aFeature) {
 180     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 181     if (aRes)
 182       aFeature = document()->feature(aRes);
 183   }
 184   if (aFeature) {
 185     list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 186     for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 187       if (*aSubIt == aFeature)
 188         return true;
 189     }
 190   }
 191   return false;
 192 }
 193
 194
 195 void SketchPlugin_Sketch::erase()
 196 {
 197   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 198       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 199   std::list<ObjectPtr> aFeatures = aRefList->list();
 200   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 201   for (; anIt != aFeatures.end(); anIt++) {
 202     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 203     if (aFeature) {
 204       // subs are referenced from sketch, but must be removed for sure, so not checkings
 205       document()->removeFeature(aFeature);
 206     }
 207   }
 208   ModelAPI_CompositeFeature::erase();
 209 }
 210
 211 void SketchPlugin_Sketch::attributeChanged(const std::string& theID) {
 212   if (theID == SketchPlugin_SketchEntity::EXTERNAL_ID()) {
 213     std::shared_ptr<GeomAPI_Shape> aSelection =
 214       data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID())->value();
 215     if (aSelection) { // update arguments due to the selection value
 216       // update the sketch plane
 217       std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 218       if (aPlane) {
 219         double anA, aB, aC, aD;
 220         aPlane->coefficients(anA, aB, aC, aD);
 221
 222         // calculate attributes of the sketch
 223         std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 224         std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 225         std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 226         aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 227         std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 228         // X axis is preferable to be dirX on the sketch
 229         static const double tol = 1.e-7;
 230         bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 231         std::shared_ptr<GeomAPI_Dir> aTempDir(
 232           isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 233         std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 234         std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 235
 236         // update position of the sketch
 237         std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
 238           <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 239         anOrigin->setValue(anOrigPnt);
 240         std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 241           data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 242         aNormal->setValue(aNormDir);
 243         std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 244           data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 245         aDirX->setValue(aXDir);
 246         std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 247       }
 248     }
 249   } else if (theID == SketchPlugin_Sketch::NORM_ID() || theID == SketchPlugin_Sketch::DIRX_ID()) {
 250     // send all sub-elements are also updated: all entities become created on different plane
 251     static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 252     std::list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 253     std::list<ObjectPtr>::iterator aSub = aSubs.begin();
 254     for(; aSub != aSubs.end(); aSub++) {
 255       ModelAPI_EventCreator::get()->sendUpdated(*aSub, anUpdateEvent);
 256     }
 257   }
 258 }
 259
 260 void SketchPlugin_Sketch::createPoint2DResult(ModelAPI_Feature* theFeature,
 261                                               SketchPlugin_Sketch* theSketch,
 262                                               const std::string& theAttributeID, const int theIndex)
 263 {
 264   std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 265     theFeature->attribute(theAttributeID));
 266
 267   if (!aPoint || !aPoint->isInitialized())
 268     return;
 269
 270   std::shared_ptr<GeomAPI_Pnt> aCenter(theSketch->to3D(aPoint->x(), aPoint->y()));
 271   //std::cout<<"Execute circle "<<aCenter->x()<<" "<<aCenter->y()<<" "<<aCenter->z()<<std::endl;
 272   // make a visible point
 273   std::shared_ptr<GeomAPI_Shape> aCenterPointShape = GeomAlgoAPI_PointBuilder::point(aCenter);
 274   std::shared_ptr<ModelAPI_ResultConstruction> aResult = theFeature->document()->createConstruction(
 275                      theFeature->data(), theIndex);
 276   aResult->setShape(aCenterPointShape);
 277   aResult->setIsInHistory(false);
 278
 279   theFeature->setResult(aResult, theIndex);
 280 }