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, false);
 129   if (aNew) {
 130     std::dynamic_pointer_cast<SketchPlugin_Feature>(aNew)->setSketch(this);
 131     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->append(aNew);
 132   }
 133    // set as current also after it becomes sub to set correctly enabled for other sketch subs
 134   document()->setCurrentFeature(aNew, false);
 135   return aNew;
 136 }
 137
 138 void SketchPlugin_Sketch::removeFeature(std::shared_ptr<ModelAPI_Feature> theFeature)
 139 {
 140   if (!data().get()) // sketch is already removed (case on undo of sketch), sync is not needed
 141     return;
 142   list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 143   list<ObjectPtr>::iterator aSubIt = aSubs.begin(), aLastIt = aSubs.end();
 144   bool isRemoved = false;
 145   bool aHasEmtpyFeature = false;
 146   for(; aSubIt != aLastIt && !isRemoved; aSubIt++) {
 147     std::shared_ptr<ModelAPI_Feature> aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*aSubIt);
 148     if (aFeature.get() != NULL && aFeature == theFeature) {
 149       data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(aFeature);
 150       isRemoved = true;
 151     }
 152     else if (aFeature.get() == NULL)
 153       aHasEmtpyFeature = true;
 154   }
 155   // if the object is not found in the sketch sub-elements, that means that the object is removed already.
 156   // Find the first empty element and remove it
 157   if (!isRemoved && aHasEmtpyFeature)
 158     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(ObjectPtr());
 159 }
 160
 161 int SketchPlugin_Sketch::numberOfSubs() const
 162 {
 163   return data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->size();
 164 }
 165
 166 std::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::subFeature(const int theIndex) const
 167 {
 168   ObjectPtr anObj = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->object(theIndex);
 169   return std::dynamic_pointer_cast<ModelAPI_Feature>(anObj);
 170 }
 171
 172 int SketchPlugin_Sketch::subFeatureId(const int theIndex) const
 173 {
 174   return subFeature(theIndex)->data()->featureId();
 175 }
 176
 177 bool SketchPlugin_Sketch::isSub(ObjectPtr theObject) const
 178 {
 179   // check is this feature of result
 180   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 181   if (!aFeature) {
 182     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 183     if (aRes)
 184       aFeature = document()->feature(aRes);
 185   }
 186   if (aFeature) {
 187     list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 188     for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 189       if (*aSubIt == aFeature)
 190         return true;
 191     }
 192   }
 193   return false;
 194 }
 195
 196
 197 void SketchPlugin_Sketch::erase()
 198 {
 199   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 200       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 201   std::list<ObjectPtr> aFeatures = aRefList->list();
 202   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 203   for (; anIt != aFeatures.end(); anIt++) {
 204     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 205     if (aFeature) {
 206       // subs are referenced from sketch, but must be removed for sure, so not checkings
 207       document()->removeFeature(aFeature);
 208     }
 209   }
 210   ModelAPI_CompositeFeature::erase();
 211 }
 212
 213 void SketchPlugin_Sketch::attributeChanged(const std::string& theID) {
 214   if (theID == SketchPlugin_SketchEntity::EXTERNAL_ID()) {
 215     std::shared_ptr<GeomAPI_Shape> aSelection =
 216       data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID())->value();
 217     if (aSelection) { // update arguments due to the selection value
 218       // update the sketch plane
 219       std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 220       if (aPlane) {
 221         double anA, aB, aC, aD;
 222         aPlane->coefficients(anA, aB, aC, aD);
 223
 224         // calculate attributes of the sketch
 225         std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 226         std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 227         std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 228         aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 229         std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 230         // X axis is preferable to be dirX on the sketch
 231         static const double tol = 1.e-7;
 232         bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 233         std::shared_ptr<GeomAPI_Dir> aTempDir(
 234           isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 235         std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 236         std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 237
 238         // update position of the sketch
 239         std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
 240           <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 241         anOrigin->setValue(anOrigPnt);
 242         std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 243           data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 244         aNormal->setValue(aNormDir);
 245         std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 246           data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 247         aDirX->setValue(aXDir);
 248         std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 249       }
 250     }
 251   } else if (theID == SketchPlugin_Sketch::NORM_ID() || theID == SketchPlugin_Sketch::DIRX_ID()) {
 252     // send all sub-elements are also updated: all entities become created on different plane
 253     static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 254     std::list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 255     std::list<ObjectPtr>::iterator aSub = aSubs.begin();
 256     for(; aSub != aSubs.end(); aSub++) {
 257       ModelAPI_EventCreator::get()->sendUpdated(*aSub, anUpdateEvent);
 258     }
 259   }
 260 }
 261
 262 void SketchPlugin_Sketch::createPoint2DResult(ModelAPI_Feature* theFeature,
 263                                               SketchPlugin_Sketch* theSketch,
 264                                               const std::string& theAttributeID, const int theIndex)
 265 {
 266   std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 267     theFeature->attribute(theAttributeID));
 268
 269   if (!aPoint || !aPoint->isInitialized())
 270     return;
 271
 272   std::shared_ptr<GeomAPI_Pnt> aCenter(theSketch->to3D(aPoint->x(), aPoint->y()));
 273   //std::cout<<"Execute circle "<<aCenter->x()<<" "<<aCenter->y()<<" "<<aCenter->z()<<std::endl;
 274   // make a visible point
 275   std::shared_ptr<GeomAPI_Shape> aCenterPointShape = GeomAlgoAPI_PointBuilder::point(aCenter);
 276   std::shared_ptr<ModelAPI_ResultConstruction> aResult = theFeature->document()->createConstruction(
 277                      theFeature->data(), theIndex);
 278   aResult->setShape(aCenterPointShape);
 279   aResult->setIsInHistory(false);
 280
 281   theFeature->setResult(aResult, theIndex);
 282 }