src/PartSet/PartSet_OperationSketchLine.cpp

   1 // File:        PartSet_OperationSketchLine.h
   2 // Created:     20 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <PartSet_OperationSketchLine.h>
   6
   7 #include <PartSet_Tools.h>
   8 #include <PartSet_OperationSketch.h>
   9
  10 #include <SketchPlugin_Feature.h>
  11 #include <SketchPlugin_Sketch.h>
  12
  13 #include <GeomDataAPI_Point2D.h>
  14
  15 #include <ModuleBase_OperationDescription.h>
  16
  17 #include <ModelAPI_Data.h>
  18 #include <ModelAPI_Document.h>
  19 #include <ModelAPI_AttributeRefAttr.h>
  20 #include <ModelAPI_AttributeRefList.h>
  21
  22 #include <SketchPlugin_Constraint.h>
  23
  24 #include <Geom_Line.hxx>
  25 #include <gp_Lin.hxx>
  26
  27 #include <XGUI_ViewerPrs.h>
  28
  29 #include <SketchPlugin_Line.h>
  30
  31 #include <V3d_View.hxx>
  32 #include <TopoDS_Vertex.hxx>
  33 #include <TopoDS.hxx>
  34 #include <BRep_Tool.hxx>
  35
  36 #ifdef _DEBUG
  37 #include <QDebug>
  38 #endif
  39
  40 #include <QMouseEvent>
  41
  42 using namespace std;
  43
  44 PartSet_OperationSketchLine::PartSet_OperationSketchLine(const QString& theId,
  45                                                   QObject* theParent,
  46                                               boost::shared_ptr<ModelAPI_Feature> theFeature)
  47 : PartSet_OperationSketchBase(theId, theParent), mySketch(theFeature),
  48   myPointSelectionMode(SM_FirstPoint)
  49 {
  50 }
  51
  52 PartSet_OperationSketchLine::~PartSet_OperationSketchLine()
  53 {
  54 }
  55
  56 bool PartSet_OperationSketchLine::isGranted(ModuleBase_IOperation* theOperation) const
  57 {
  58   return theOperation->getDescription()->operationId().toStdString() == PartSet_OperationSketch::Type();
  59 }
  60
  61 std::list<int> PartSet_OperationSketchLine::getSelectionModes(boost::shared_ptr<ModelAPI_Feature> theFeature) const
  62 {
  63   std::list<int> aModes;
  64   if (theFeature != feature())
  65     aModes = PartSet_OperationSketchBase::getSelectionModes(theFeature);
  66   return aModes;
  67 }
  68
  69 void PartSet_OperationSketchLine::init(boost::shared_ptr<ModelAPI_Feature> theFeature,
  70                                        const std::list<XGUI_ViewerPrs>& /*thePresentations*/)
  71 {
  72   if (!theFeature || theFeature->getKind() != "SketchLine")
  73     return;
  74   // use the last point of the previous feature as the first of the new one
  75   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  76   myInitPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
  77 }
  78
  79 boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketchLine::sketch() const
  80 {
  81   return mySketch;
  82 }
  83
  84 void PartSet_OperationSketchLine::mouseReleased(QMouseEvent* theEvent, Handle(V3d_View) theView,
  85                                                 const std::list<XGUI_ViewerPrs>& theSelected)
  86 {
  87   double aX, anY;
  88
  89   bool isFoundPoint = false;
  90   gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
  91   if (theSelected.empty()) {
  92     PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, aX, anY);
  93     isFoundPoint = true;
  94   }
  95   else {
  96     XGUI_ViewerPrs aPrs = theSelected.front();
  97     const TopoDS_Shape& aShape = aPrs.shape();
  98     if (!aShape.IsNull()) // the point is selected
  99     {
 100       if (aShape.ShapeType() == TopAbs_VERTEX) {
 101         const TopoDS_Vertex& aVertex = TopoDS::Vertex(aShape);
 102         if (!aVertex.IsNull()) {
 103           aPoint = BRep_Tool::Pnt(aVertex);
 104           PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, aX, anY);
 105           isFoundPoint = true;
 106
 107           setConstraints(aX, anY);
 108         }
 109       }
 110       else if (aShape.ShapeType() == TopAbs_EDGE) // the line is selected
 111       {
 112         boost::shared_ptr<ModelAPI_Feature> aFeature = aPrs.feature();
 113         if (aFeature) {
 114           double X0, X1, X2, X3;
 115           double Y0, Y1, Y2, Y3;
 116           getLinePoint(aFeature, LINE_ATTR_START, X2, Y2);
 117           getLinePoint(aFeature, LINE_ATTR_END, X3, Y3);
 118           PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, X1, Y1);
 119
 120           switch (myPointSelectionMode) {
 121             case SM_FirstPoint:
 122               PartSet_Tools::ProjectPointOnLine(X2, Y2, X3, Y3, X1, Y1, aX, anY);
 123             break;
 124             case SM_SecondPoint: {
 125               getLinePoint(feature(), LINE_ATTR_START, X0, Y0);
 126               PartSet_Tools::IntersectLines(X0, Y0, X1, Y1, X2, Y2, X3, Y3, aX, anY);
 127             }
 128             break;
 129             default:
 130             break;
 131           }
 132           isFoundPoint = true;
 133         }
 134       }
 135     }
 136   }
 137   //if (!isFoundPoint)
 138   //  return;
 139
 140   switch (myPointSelectionMode)
 141   {
 142     case SM_FirstPoint: {
 143       setLinePoint(feature(), aX, anY, LINE_ATTR_START);
 144       setLinePoint(feature(), aX, anY, LINE_ATTR_END);
 145       myPointSelectionMode = SM_SecondPoint;
 146     }
 147     break;
 148     case SM_SecondPoint: {
 149       setLinePoint(feature(), aX, anY, LINE_ATTR_END);
 150       commit();
 151       emit featureConstructed(feature(), FM_Deactivation);
 152       emit launchOperation(PartSet_OperationSketchLine::Type(), feature());
 153     }
 154     break;
 155     default:
 156       break;
 157   }
 158 }
 159
 160 void PartSet_OperationSketchLine::mouseMoved(QMouseEvent* theEvent, Handle(V3d_View) theView)
 161 {
 162   switch (myPointSelectionMode)
 163   {
 164     case SM_SecondPoint:
 165     {
 166       gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
 167       setLinePoint(aPoint, theView, LINE_ATTR_END);
 168     }
 169     break;
 170     default:
 171       break;
 172   }
 173 }
 174
 175 void PartSet_OperationSketchLine::keyReleased(const int theKey)
 176 {
 177   switch (theKey) {
 178     case Qt::Key_Escape: {
 179       abort();
 180     }
 181     break;
 182     case Qt::Key_Return: {
 183       abort();
 184       emit launchOperation(PartSet_OperationSketchLine::Type(), boost::shared_ptr<ModelAPI_Feature>());
 185     }
 186     break;
 187     default:
 188     break;
 189   }
 190 }
 191
 192 void PartSet_OperationSketchLine::startOperation()
 193 {
 194   PartSet_OperationSketchBase::startOperation();
 195   myPointSelectionMode = !myInitPoint ? SM_FirstPoint : SM_SecondPoint;
 196   emit multiSelectionEnabled(false);
 197 }
 198
 199 void PartSet_OperationSketchLine::abortOperation()
 200 {
 201   emit featureConstructed(feature(), FM_Abort);
 202   PartSet_OperationSketchBase::abortOperation();
 203 }
 204
 205 void PartSet_OperationSketchLine::stopOperation()
 206 {
 207   PartSet_OperationSketchBase::stopOperation();
 208   emit multiSelectionEnabled(true);
 209 }
 210
 211 boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketchLine::createFeature()
 212 {
 213   boost::shared_ptr<ModelAPI_Feature> aNewFeature = ModuleBase_Operation::createFeature();
 214   if (sketch()) {
 215     boost::shared_ptr<SketchPlugin_Feature> aFeature =
 216                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(sketch());
 217
 218     aFeature->addSub(aNewFeature);
 219   }
 220   if (myInitPoint) {
 221     setLinePoint(aNewFeature, myInitPoint->x(), myInitPoint->y(), LINE_ATTR_START);
 222     setLinePoint(aNewFeature, myInitPoint->x(), myInitPoint->y(), LINE_ATTR_END);
 223
 224     boost::shared_ptr<ModelAPI_Data> aData = aNewFeature->data();
 225     boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
 226                                                                 (aData->attribute(LINE_ATTR_START));
 227     createConstraint(myInitPoint, aPoint);
 228   }
 229
 230   emit featureConstructed(aNewFeature, FM_Activation);
 231   return aNewFeature;
 232 }
 233
 234 void PartSet_OperationSketchLine::createConstraint(boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 235                                                    boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 236 {
 237   boost::shared_ptr<ModelAPI_Document> aDoc = document();
 238   boost::shared_ptr<ModelAPI_Feature> aFeature = aDoc->addFeature("SketchConstraintCoincidence");
 239
 240   if (sketch()) {
 241     boost::shared_ptr<SketchPlugin_Feature> aSketch =
 242                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(sketch());
 243     aSketch->addSub(aFeature);
 244   }
 245
 246   boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 247
 248   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 =
 249         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
 250   aRef1->setAttr(thePoint1);
 251
 252   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 =
 253         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
 254   aRef2->setAttr(thePoint2);
 255
 256   if (aFeature) // TODO: generate an error if feature was not created
 257     aFeature->execute();
 258 }
 259
 260 void PartSet_OperationSketchLine::setConstraints(double theX, double theY)
 261 {
 262   std::string aPointArg;
 263   switch (myPointSelectionMode)
 264   {
 265     case SM_FirstPoint:
 266       aPointArg = LINE_ATTR_START;
 267       break;
 268     case SM_SecondPoint:
 269       aPointArg = LINE_ATTR_END;
 270       break;
 271   }
 272
 273   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 274   boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
 275                                                               (aData->attribute(aPointArg));
 276   aData = sketch()->data();
 277   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList =
 278         boost::dynamic_pointer_cast<ModelAPI_AttributeRefList>(aData->attribute(SKETCH_ATTR_FEATURES));
 279
 280   std::list<boost::shared_ptr<ModelAPI_Feature> > aFeatures = aRefList->list();
 281   std::list<boost::shared_ptr<ModelAPI_Feature> >::const_iterator anIt = aFeatures.begin(),
 282                                                                   aLast = aFeatures.end();
 283   for (; anIt != aLast; anIt++) {
 284     boost::shared_ptr<ModelAPI_Feature> aFeature = *anIt;
 285     boost::shared_ptr<GeomDataAPI_Point2D> aFPoint = findLinePoint(aFeature, theX, theY);
 286     if (aFPoint)
 287       createConstraint(aFPoint, aPoint);
 288   }
 289 }
 290
 291 void PartSet_OperationSketchLine::getLinePoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
 292                                                const std::string& theAttribute,
 293                                                double& theX, double& theY)
 294 {
 295   if (!theFeature || theFeature->getKind() != "SketchLine")
 296     return;
 297   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 298   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 299         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 300   theX = aPoint->x();
 301   theY = aPoint->y();
 302 }
 303
 304 boost::shared_ptr<GeomDataAPI_Point2D> PartSet_OperationSketchLine::findLinePoint(
 305                                                boost::shared_ptr<ModelAPI_Feature> theFeature,
 306                                                double theX, double theY)
 307 {
 308   boost::shared_ptr<GeomDataAPI_Point2D> aPoint2D;
 309   if (!theFeature || theFeature->getKind() != "SketchLine")
 310     return aPoint2D;
 311   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 312
 313   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 314         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
 315   if (fabs(aPoint->x() - theX) < Precision::Confusion() && fabs(aPoint->y() - theY) < Precision::Confusion() )
 316     aPoint2D = aPoint;
 317   else {
 318     aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
 319     if (fabs(aPoint->x() - theX) < Precision::Confusion() && fabs(aPoint->y() - theY) < Precision::Confusion() )
 320       aPoint2D = aPoint;
 321   }
 322   return aPoint2D;
 323 }
 324
 325 void PartSet_OperationSketchLine::setLinePoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
 326                                                double theX, double theY,
 327                                                const std::string& theAttribute)
 328 {
 329   if (!theFeature)
 330     return;
 331   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 332   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 333         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 334   aPoint->setValue(theX, theY);
 335 }
 336
 337 void PartSet_OperationSketchLine::setLinePoint(const gp_Pnt& thePoint,
 338                                                Handle(V3d_View) theView,
 339                                                const std::string& theAttribute)
 340 {
 341   double aX, anY;
 342   PartSet_Tools::ConvertTo2D(thePoint, sketch(), theView, aX, anY);
 343   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 344   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 345         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 346   aPoint->setValue(aX, anY);
 347 }