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
  33 #include <memory>
  34
  35 #include <math.h>
  36 #include <vector>
  37
  38 using namespace std;
  39
  40 SketchPlugin_Sketch::SketchPlugin_Sketch()
  41 {
  42 }
  43
  44 void SketchPlugin_Sketch::initAttributes()
  45 {
  46   data()->addAttribute(SketchPlugin_Sketch::ORIGIN_ID(), GeomDataAPI_Point::type());
  47   data()->addAttribute(SketchPlugin_Sketch::DIRX_ID(), GeomDataAPI_Dir::type());
  48   data()->addAttribute(SketchPlugin_Sketch::DIRY_ID(), GeomDataAPI_Dir::type());
  49   data()->addAttribute(SketchPlugin_Sketch::NORM_ID(), GeomDataAPI_Dir::type());
  50   data()->addAttribute(SketchPlugin_Sketch::FEATURES_ID(), ModelAPI_AttributeRefList::type());
  51   // the selected face, base for the sketcher plane, not obligatory
  52   data()->addAttribute(SketchPlugin_Feature::EXTERNAL_ID(), ModelAPI_AttributeSelection::type());
  53   ModelAPI_Session::get()->validators()->registerNotObligatory(
  54     getKind(), SketchPlugin_Feature::EXTERNAL_ID());
  55 }
  56
  57 void SketchPlugin_Sketch::execute()
  58 {
  59   if (!data()->isValid())
  60     return;
  61   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
  62       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
  63
  64   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
  65       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
  66   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  67       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
  68   std::shared_ptr<GeomDataAPI_Dir> aDirY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  69       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
  70   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
  71       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
  72
  73   std::list<ObjectPtr> aFeatures = aRefList->list();
  74   if (aFeatures.empty())
  75     return;
  76
  77   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
  78   std::shared_ptr<SketchPlugin_Feature> aFeature;
  79   std::list<std::shared_ptr<GeomAPI_Shape> > aFeaturesPreview;
  80   for (; anIt != aLast; anIt++) {
  81     aFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
  82     if (aFeature) {
  83       if (!aFeature->sketch()) // on load document the back references are missed
  84         aFeature->setSketch(this);
  85       // do not include the external edges into the result
  86       if (aFeature->data()->attribute(SketchPlugin_Feature::EXTERNAL_ID())) {
  87         if (aFeature->data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value())
  88           continue;
  89       }
  90
  91       const std::list<std::shared_ptr<ModelAPI_Result> >& aRes = aFeature->results();
  92       std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter = aRes.cbegin();
  93       for (; aResIter != aRes.cend(); aResIter++) {
  94         std::shared_ptr<ModelAPI_ResultConstruction> aConstr = std::dynamic_pointer_cast<
  95             ModelAPI_ResultConstruction>(*aResIter);
  96         if (aConstr) {
  97           std::shared_ptr<GeomAPI_Shape> aShape = aConstr->shape();
  98           if (aShape)
  99             aFeaturesPreview.push_back(aShape);
 100         }
 101       }
 102     }
 103   }
 104
 105   if (aFeaturesPreview.empty())
 106     return;
 107
 108   // Collect all edges as one big wire
 109   std::shared_ptr<GeomAPI_PlanarEdges> aBigWire(new GeomAPI_PlanarEdges);
 110   std::list<std::shared_ptr<GeomAPI_Shape> >::const_iterator aShapeIt = aFeaturesPreview.begin();
 111   for (; aShapeIt != aFeaturesPreview.end(); ++aShapeIt) {
 112     aBigWire->addEdge(*aShapeIt);
 113   }
 114   aBigWire->setOrigin(anOrigin->pnt());
 115   aBigWire->setDirX(aDirX->dir());
 116   aBigWire->setDirY(aDirY->dir());
 117   aBigWire->setNorm(aNorm->dir());
 118
 119 //  GeomAlgoAPI_SketchBuilder::createFaces(anOrigin->pnt(), aDirX->dir(), aDirY->dir(), aNorm->dir(),
 120 //                                         aFeaturesPreview, aLoops, aWires);
 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(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.get() == 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 void SketchPlugin_Sketch::erase()
 244 {
 245   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 246       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 247   std::list<ObjectPtr> aFeatures = aRefList->list();
 248   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 249   for (; anIt != aFeatures.end(); anIt++) {
 250     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 251     if (aFeature) {
 252       // subs are referenced from sketch, but must be removed for sure, so not checkings
 253       document()->removeFeature(aFeature);
 254     }
 255   }
 256   ModelAPI_CompositeFeature::erase();
 257 }
 258
 259 void SketchPlugin_Sketch::attributeChanged(const std::string& theID) {
 260   if (theID == SketchPlugin_Feature::EXTERNAL_ID()) {
 261     std::shared_ptr<GeomAPI_Shape> aSelection =
 262       data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value();
 263     if (aSelection) { // update arguments due to the selection value
 264       // update the sketch plane
 265       std::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 266       if (aPlane) {
 267         double anA, aB, aC, aD;
 268         aPlane->coefficients(anA, aB, aC, aD);
 269
 270         // calculate attributes of the sketch
 271         std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 272         std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 273         std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 274         aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 275         std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 276         // X axis is preferable to be dirX on the sketch
 277         static const double tol = 1.e-7;
 278         bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 279         std::shared_ptr<GeomAPI_Dir> aTempDir(
 280           isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 281         std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 282         std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 283
 284         // update position of the sketch
 285         std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
 286           <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 287         anOrigin->setValue(anOrigPnt);
 288         std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 289           data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 290         aNormal->setValue(aNormDir);
 291         std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 292           data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 293         aDirX->setValue(aXDir);
 294         std::shared_ptr<GeomDataAPI_Dir> aDirY = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 295           data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 296         aDirY->setValue(aYDir);
 297         std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 298       }
 299     }
 300   }
 301 }