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::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(), aDirY->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 std::shared_ptr<GeomAPI_Pnt> SketchPlugin_Sketch::to3D(const double theX, const double theY)
 195 {
 196   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 197       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 198   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 199       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 200   std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 201       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 202
 203   std::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(aX->dir()->xyz()->multiplied(theX))
 204       ->added(aY->dir()->xyz()->multiplied(theY));
 205
 206   return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 207 }
 208
 209 std::shared_ptr<GeomAPI_Pnt2d> SketchPlugin_Sketch::to2D(
 210   const std::shared_ptr<GeomAPI_Pnt>& thePnt)
 211 {
 212   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 213       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 214   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 215       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 216   std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 217       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 218   return thePnt->to2D(aC->pnt(), aX->dir(), aY->dir());
 219 }
 220
 221
 222 bool SketchPlugin_Sketch::isPlaneSet()
 223 {
 224   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 225       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 226
 227   return aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 228 }
 229
 230 std::shared_ptr<GeomAPI_Pln> SketchPlugin_Sketch::plane()
 231 {
 232   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 233       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 234   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 235       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 236
 237   if (!anOrigin || !aNorm)
 238     return std::shared_ptr<GeomAPI_Pln>();
 239
 240   return std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNorm->dir()));
 241 }
 242
 243 std::shared_ptr<GeomAPI_Ax3> SketchPlugin_Sketch::coordinatePlane() const
 244 {
 245   DataPtr aData = data();
 246   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 247     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 248   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 249     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 250   std::shared_ptr<GeomDataAPI_Dir> aY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 251     aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
 252   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 253     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 254
 255   return std::shared_ptr<GeomAPI_Ax3>(new GeomAPI_Ax3(aC->pnt(), aX->dir(), aY->dir(), aNorm->dir()));
 256 }
 257
 258 void SketchPlugin_Sketch::erase()
 259 {
 260   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 261       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 262   std::list<ObjectPtr> aFeatures = aRefList->list();
 263   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 264   for (; anIt != aFeatures.end(); anIt++) {
 265     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 266     if (aFeature) {
 267       // subs are referenced from sketch, but must be removed for sure, so not checkings
 268       document()->removeFeature(aFeature);
 269     }
 270   }
 271   ModelAPI_CompositeFeature::erase();
 272 }
 273
 274 void SketchPlugin_Sketch::attributeChanged(const std::string& theID) {
 275   if (theID == SketchPlugin_SketchEntity::EXTERNAL_ID()) {
 276     std::shared_ptr<GeomAPI_Shape> aSelection =
 277       data()->selection(SketchPlugin_SketchEntity::EXTERNAL_ID())->value();
 278     if (aSelection) { // update arguments due to the selection value
 279       // update the sketch plane
 280       std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 281       if (aPlane) {
 282         double anA, aB, aC, aD;
 283         aPlane->coefficients(anA, aB, aC, aD);
 284
 285         // calculate attributes of the sketch
 286         std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 287         std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 288         std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 289         aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 290         std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 291         // X axis is preferable to be dirX on the sketch
 292         static const double tol = 1.e-7;
 293         bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 294         std::shared_ptr<GeomAPI_Dir> aTempDir(
 295           isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 296         std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 297         std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 298
 299         // update position of the sketch
 300         std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
 301           <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 302         anOrigin->setValue(anOrigPnt);
 303         std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 304           data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 305         aNormal->setValue(aNormDir);
 306         std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 307           data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 308         aDirX->setValue(aXDir);
 309         std::shared_ptr<GeomDataAPI_Dir> aDirY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 310           data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 311         aDirY->setValue(aYDir);
 312         std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 313       }
 314     }
 315   }
 316 }