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 #include <GeomAPI_XYZ.h>
  16
  17 #include <GeomDataAPI_Dir.h>
  18 #include <GeomDataAPI_Point.h>
  19 #include <GeomAlgoAPI_FaceBuilder.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
  30 #include <SketchPlugin_Sketch.h>
  31 #include <SketchPlugin_Feature.h>
  32 #include <SketchPlugin_SketchEntity.h>
  33
  34 #include <memory>
  35
  36 #include <math.h>
  37 #include <vector>
  38
  39 using namespace std;
  40
  41 SketchPlugin_Sketch::SketchPlugin_Sketch()
  42 {
  43 }
  44
  45 void SketchPlugin_Sketch::initAttributes()
  46 {
  47   data()->addAttribute(SketchPlugin_Sketch::ORIGIN_ID(), GeomDataAPI_Point::type());
  48   data()->addAttribute(SketchPlugin_Sketch::DIRX_ID(), GeomDataAPI_Dir::type());
  49   data()->addAttribute(SketchPlugin_Sketch::DIRY_ID(), GeomDataAPI_Dir::type());
  50   data()->addAttribute(SketchPlugin_Sketch::NORM_ID(), GeomDataAPI_Dir::type());
  51   data()->addAttribute(SketchPlugin_Sketch::FEATURES_ID(), ModelAPI_AttributeRefList::type());
  52   // the selected face, base for the sketcher plane, not obligatory
  53   data()->addAttribute(SketchPlugin_SketchEntity::EXTERNAL_ID(), ModelAPI_AttributeSelection::type());
  54   ModelAPI_Session::get()->validators()->registerNotObligatory(
  55     getKind(), SketchPlugin_SketchEntity::EXTERNAL_ID());
  56 }
  57
  58 void SketchPlugin_Sketch::execute()
  59 {
  60   if (!data()->isValid())
  61     return;
  62   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
  63       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
  64
  65   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
  66       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
  67   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  68       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
  69   std::shared_ptr<GeomDataAPI_Dir> aDirY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  70       data()->attribute(SketchPlugin_Sketch::DIRY_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::CONSTRUCTION_ID())) {
  93         if (aFeature->data()->boolean(SketchPlugin_SketchEntity::CONSTRUCTION_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->setOrigin(anOrigin->pnt());
 121   aBigWire->setDirX(aDirX->dir());
 122   aBigWire->setDirY(aDirY->dir());
 123   aBigWire->setNorm(aNorm->dir());
 124
 125 //  GeomAlgoAPI_SketchBuilder::createFaces(anOrigin->pnt(), aDirX->dir(), aDirY->dir(), aNorm->dir(),
 126 //                                         aFeaturesPreview, aLoops, aWires);
 127   std::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(data());
 128   aConstr->setShape(aBigWire);
 129   setResult(aConstr);
 130 }
 131
 132 std::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::addFeature(std::string theID)
 133 {
 134   std::shared_ptr<ModelAPI_Feature> aNew = document()->addFeature(theID);
 135   if (aNew) {
 136     std::dynamic_pointer_cast<SketchPlugin_Feature>(aNew)->setSketch(this);
 137     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->append(aNew);
 138   }
 139   return aNew;
 140 }
 141
 142 void SketchPlugin_Sketch::removeFeature(std::shared_ptr<ModelAPI_Feature> theFeature)
 143 {
 144   if (!data().get()) // sketch is already removed (case on undo of sketch), sync is not needed
 145     return;
 146   list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 147   list<ObjectPtr>::iterator aSubIt = aSubs.begin(), aLastIt = aSubs.end();
 148   bool isRemoved = false;
 149   bool aHasEmtpyFeature = false;
 150   for(; aSubIt != aLastIt && !isRemoved; aSubIt++) {
 151     std::shared_ptr<ModelAPI_Feature> aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*aSubIt);
 152     if (aFeature.get() != NULL && aFeature == theFeature) {
 153       data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(aFeature);
 154       isRemoved = true;
 155     }
 156     else if (aFeature.get() == NULL)
 157       aHasEmtpyFeature = true;
 158   }
 159   // if the object is not found in the sketch sub-elements, that means that the object is removed already.
 160   // Find the first empty element and remove it
 161   if (!isRemoved && aHasEmtpyFeature)
 162     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->remove(ObjectPtr());
 163 }
 164
 165 int SketchPlugin_Sketch::numberOfSubs() const
 166 {
 167   return data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->size();
 168 }
 169
 170 std::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::subFeature(const int theIndex) const
 171 {
 172   ObjectPtr anObj = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->object(theIndex);
 173   return std::dynamic_pointer_cast<ModelAPI_Feature>(anObj);
 174 }
 175
 176 int SketchPlugin_Sketch::subFeatureId(const int theIndex) const
 177 {
 178   return subFeature(theIndex)->data()->featureId();
 179 }
 180
 181 bool SketchPlugin_Sketch::isSub(ObjectPtr theObject) const
 182 {
 183   // check is this feature of result
 184   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 185   if (!aFeature) {
 186     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 187     if (aRes)
 188       aFeature = document()->feature(aRes);
 189   }
 190   if (aFeature) {
 191     list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 192     for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 193       if (*aSubIt == aFeature)
 194         return true;
 195     }
 196   }
 197   return false;
 198 }
 199
 200 std::shared_ptr<GeomAPI_Pnt> SketchPlugin_Sketch::to3D(const double theX, const double theY)
 201 {
 202   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 203       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 204   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 205       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 206   std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 207       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 208
 209   std::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(aX->dir()->xyz()->multiplied(theX))
 210       ->added(aY->dir()->xyz()->multiplied(theY));
 211
 212   return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 213 }
 214
 215 std::shared_ptr<GeomAPI_Pnt2d> SketchPlugin_Sketch::to2D(
 216   const std::shared_ptr<GeomAPI_Pnt>& thePnt)
 217 {
 218   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 219       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 220   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 221       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 222   std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 223       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 224   return thePnt->to2D(aC->pnt(), aX->dir(), aY->dir());
 225 }
 226
 227
 228 bool SketchPlugin_Sketch::isPlaneSet()
 229 {
 230   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 231       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 232
 233   return aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 234 }
 235
 236 std::shared_ptr<GeomAPI_Pln> SketchPlugin_Sketch::plane()
 237 {
 238   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 239       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 240   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 241       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 242
 243   if (!anOrigin || !aNorm)
 244     return std::shared_ptr<GeomAPI_Pln>();
 245
 246   return std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNorm->dir()));
 247 }
 248
 249 void SketchPlugin_Sketch::erase()
 250 {
 251   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 252       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 253   std::list<ObjectPtr> aFeatures = aRefList->list();
 254   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 255   for (; anIt != aFeatures.end(); anIt++) {
 256     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 257     if (aFeature) {
 258       // subs are referenced from sketch, but must be removed for sure, so not checkings
 259       document()->removeFeature(aFeature);
 260     }
 261   }
 262   ModelAPI_CompositeFeature::erase();
 263 }
 264
 265 void SketchPlugin_Sketch::attributeChanged(const std::string& theID) {
 266   if (theID == SketchPlugin_SketchEntity::EXTERNAL_ID()) {
 267     std::shared_ptr<GeomAPI_Shape> aSelection =
 268       data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID())->value();
 269     if (aSelection) { // update arguments due to the selection value
 270       // update the sketch plane
 271       std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 272       if (aPlane) {
 273         double anA, aB, aC, aD;
 274         aPlane->coefficients(anA, aB, aC, aD);
 275
 276         // calculate attributes of the sketch
 277         std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 278         std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 279         std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 280         aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 281         std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 282         // X axis is preferable to be dirX on the sketch
 283         static const double tol = 1.e-7;
 284         bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 285         std::shared_ptr<GeomAPI_Dir> aTempDir(
 286           isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 287         std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 288         std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 289
 290         // update position of the sketch
 291         std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
 292           <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 293         anOrigin->setValue(anOrigPnt);
 294         std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 295           data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 296         aNormal->setValue(aNormDir);
 297         std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 298           data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 299         aDirX->setValue(aXDir);
 300         std::shared_ptr<GeomDataAPI_Dir> aDirY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 301           data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 302         aDirY->setValue(aYDir);
 303         std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 304       }
 305     }
 306   }
 307 }