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>& /*theSelected*/,
  71                                        const std::list<XGUI_ViewerPrs>& /*theHighlighted*/)
  72 {
  73   if (!theFeature || theFeature->getKind() != "SketchLine")
  74     return;
  75   // use the last point of the previous feature as the first of the new one
  76   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  77   myInitPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
  78 }
  79
  80 boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketchLine::sketch() const
  81 {
  82   return mySketch;
  83 }
  84
  85 void PartSet_OperationSketchLine::mouseReleased(QMouseEvent* theEvent, Handle(V3d_View) theView,
  86                                                 const std::list<XGUI_ViewerPrs>& theSelected,
  87                                                 const std::list<XGUI_ViewerPrs>& /*theHighlighted*/)
  88 {
  89   double aX, anY;
  90
  91   bool isFoundPoint = false;
  92   gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
  93   if (theSelected.empty()) {
  94     PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, aX, anY);
  95     isFoundPoint = true;
  96   }
  97   else {
  98     XGUI_ViewerPrs aPrs = theSelected.front();
  99     const TopoDS_Shape& aShape = aPrs.shape();
 100     if (!aShape.IsNull()) // the point is selected
 101     {
 102       if (aShape.ShapeType() == TopAbs_VERTEX) {
 103         const TopoDS_Vertex& aVertex = TopoDS::Vertex(aShape);
 104         if (!aVertex.IsNull()) {
 105           aPoint = BRep_Tool::Pnt(aVertex);
 106           PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, aX, anY);
 107           isFoundPoint = true;
 108
 109           setConstraints(aX, anY);
 110         }
 111       }
 112       else if (aShape.ShapeType() == TopAbs_EDGE) // the line is selected
 113       {
 114         boost::shared_ptr<ModelAPI_Feature> aFeature = aPrs.feature();
 115         if (aFeature) {
 116           double X0, X1, X2, X3;
 117           double Y0, Y1, Y2, Y3;
 118           getLinePoint(aFeature, LINE_ATTR_START, X2, Y2);
 119           getLinePoint(aFeature, LINE_ATTR_END, X3, Y3);
 120           PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, X1, Y1);
 121
 122           switch (myPointSelectionMode) {
 123             case SM_FirstPoint:
 124               PartSet_Tools::ProjectPointOnLine(X2, Y2, X3, Y3, X1, Y1, aX, anY);
 125             break;
 126             case SM_SecondPoint: {
 127               getLinePoint(feature(), LINE_ATTR_START, X0, Y0);
 128               PartSet_Tools::IntersectLines(X0, Y0, X1, Y1, X2, Y2, X3, Y3, aX, anY);
 129             }
 130             break;
 131             default:
 132             break;
 133           }
 134           isFoundPoint = true;
 135         }
 136       }
 137     }
 138   }
 139   //if (!isFoundPoint)
 140   //  return;
 141
 142   switch (myPointSelectionMode)
 143   {
 144     case SM_FirstPoint: {
 145       setLinePoint(feature(), aX, anY, LINE_ATTR_START);
 146       setLinePoint(feature(), aX, anY, LINE_ATTR_END);
 147       myPointSelectionMode = SM_SecondPoint;
 148     }
 149     break;
 150     case SM_SecondPoint: {
 151       setLinePoint(feature(), aX, anY, LINE_ATTR_END);
 152       myPointSelectionMode = SM_DonePoint;
 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_FirstPoint: {
 165       double aX, anY;
 166       gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
 167       PartSet_Tools::ConvertTo2D(aPoint, sketch(), theView, aX, anY);
 168       setLinePoint(feature(), aX, anY, LINE_ATTR_START);
 169       setLinePoint(feature(), aX, anY, LINE_ATTR_END);
 170     }
 171     break;
 172     case SM_SecondPoint:
 173     {
 174       gp_Pnt aPoint = PartSet_Tools::ConvertClickToPoint(theEvent->pos(), theView);
 175       setLinePoint(aPoint, theView, LINE_ATTR_END);
 176     }
 177     break;
 178     case SM_DonePoint:
 179     {
 180       commit();
 181       emit featureConstructed(feature(), FM_Deactivation);
 182       emit launchOperation(PartSet_OperationSketchLine::Type(), feature());
 183     }
 184     default:
 185       break;
 186   }
 187 }
 188
 189 void PartSet_OperationSketchLine::keyReleased(const int theKey)
 190 {
 191   switch (theKey) {
 192     case Qt::Key_Return: {
 193       if (myPointSelectionMode == SM_DonePoint)
 194       {
 195         commit();
 196         emit featureConstructed(feature(), FM_Deactivation);
 197       }
 198       else
 199         abort();
 200       emit launchOperation(PartSet_OperationSketchLine::Type(), boost::shared_ptr<ModelAPI_Feature>());
 201     }
 202     break;
 203     case Qt::Key_Escape: {
 204       if (myPointSelectionMode == SM_DonePoint)
 205       {
 206         commit();
 207         emit featureConstructed(feature(), FM_Deactivation);
 208       }
 209       else
 210         abort();
 211     }
 212     default:
 213     break;
 214   }
 215 }
 216
 217 void PartSet_OperationSketchLine::startOperation()
 218 {
 219   PartSet_OperationSketchBase::startOperation();
 220   myPointSelectionMode = !myInitPoint ? SM_FirstPoint : SM_SecondPoint;
 221   emit multiSelectionEnabled(false);
 222 }
 223
 224 void PartSet_OperationSketchLine::abortOperation()
 225 {
 226   emit featureConstructed(feature(), FM_Hide);
 227   PartSet_OperationSketchBase::abortOperation();
 228 }
 229
 230 void PartSet_OperationSketchLine::stopOperation()
 231 {
 232   PartSet_OperationSketchBase::stopOperation();
 233   emit multiSelectionEnabled(true);
 234 }
 235
 236 boost::shared_ptr<ModelAPI_Feature> PartSet_OperationSketchLine::createFeature()
 237 {
 238   boost::shared_ptr<ModelAPI_Feature> aNewFeature = ModuleBase_Operation::createFeature();
 239   if (sketch()) {
 240     boost::shared_ptr<SketchPlugin_Feature> aFeature =
 241                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(sketch());
 242
 243     aFeature->addSub(aNewFeature);
 244   }
 245   if (myInitPoint) {
 246     setLinePoint(aNewFeature, myInitPoint->x(), myInitPoint->y(), LINE_ATTR_START);
 247     setLinePoint(aNewFeature, myInitPoint->x(), myInitPoint->y(), LINE_ATTR_END);
 248
 249     boost::shared_ptr<ModelAPI_Data> aData = aNewFeature->data();
 250     boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
 251                                                                 (aData->attribute(LINE_ATTR_START));
 252     createConstraint(myInitPoint, aPoint);
 253   }
 254
 255   emit featureConstructed(aNewFeature, FM_Activation);
 256   return aNewFeature;
 257 }
 258
 259 void PartSet_OperationSketchLine::createConstraint(boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 260                                                    boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 261 {
 262   boost::shared_ptr<ModelAPI_Document> aDoc = document();
 263   boost::shared_ptr<ModelAPI_Feature> aFeature = aDoc->addFeature("SketchConstraintCoincidence");
 264
 265   if (sketch()) {
 266     boost::shared_ptr<SketchPlugin_Feature> aSketch =
 267                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(sketch());
 268     aSketch->addSub(aFeature);
 269   }
 270
 271   boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 272
 273   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 =
 274         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
 275   aRef1->setAttr(thePoint1);
 276
 277   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 =
 278         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
 279   aRef2->setAttr(thePoint2);
 280
 281   if (aFeature) // TODO: generate an error if feature was not created
 282     aFeature->execute();
 283 }
 284
 285 void PartSet_OperationSketchLine::setConstraints(double theX, double theY)
 286 {
 287   std::string aPointArg;
 288   switch (myPointSelectionMode)
 289   {
 290     case SM_FirstPoint:
 291       aPointArg = LINE_ATTR_START;
 292       break;
 293     case SM_SecondPoint:
 294       aPointArg = LINE_ATTR_END;
 295       break;
 296   }
 297
 298   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 299   boost::shared_ptr<GeomDataAPI_Point2D> aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>
 300                                                               (aData->attribute(aPointArg));
 301   aData = sketch()->data();
 302   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList =
 303         boost::dynamic_pointer_cast<ModelAPI_AttributeRefList>(aData->attribute(SKETCH_ATTR_FEATURES));
 304
 305   std::list<boost::shared_ptr<ModelAPI_Feature> > aFeatures = aRefList->list();
 306   std::list<boost::shared_ptr<ModelAPI_Feature> >::const_iterator anIt = aFeatures.begin(),
 307                                                                   aLast = aFeatures.end();
 308   for (; anIt != aLast; anIt++) {
 309     boost::shared_ptr<ModelAPI_Feature> aFeature = *anIt;
 310     boost::shared_ptr<GeomDataAPI_Point2D> aFPoint = findLinePoint(aFeature, theX, theY);
 311     if (aFPoint)
 312       createConstraint(aFPoint, aPoint);
 313   }
 314 }
 315
 316 void PartSet_OperationSketchLine::getLinePoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
 317                                                const std::string& theAttribute,
 318                                                double& theX, double& theY)
 319 {
 320   if (!theFeature || theFeature->getKind() != "SketchLine")
 321     return;
 322   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 323   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 324         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 325   theX = aPoint->x();
 326   theY = aPoint->y();
 327 }
 328
 329 boost::shared_ptr<GeomDataAPI_Point2D> PartSet_OperationSketchLine::findLinePoint(
 330                                                boost::shared_ptr<ModelAPI_Feature> theFeature,
 331                                                double theX, double theY)
 332 {
 333   boost::shared_ptr<GeomDataAPI_Point2D> aPoint2D;
 334   if (!theFeature || theFeature->getKind() != "SketchLine")
 335     return aPoint2D;
 336   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 337
 338   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 339         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_START));
 340   if (fabs(aPoint->x() - theX) < Precision::Confusion() && fabs(aPoint->y() - theY) < Precision::Confusion() )
 341     aPoint2D = aPoint;
 342   else {
 343     aPoint = boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(LINE_ATTR_END));
 344     if (fabs(aPoint->x() - theX) < Precision::Confusion() && fabs(aPoint->y() - theY) < Precision::Confusion() )
 345       aPoint2D = aPoint;
 346   }
 347   return aPoint2D;
 348 }
 349
 350 void PartSet_OperationSketchLine::setLinePoint(boost::shared_ptr<ModelAPI_Feature> theFeature,
 351                                                double theX, double theY,
 352                                                const std::string& theAttribute)
 353 {
 354   if (!theFeature)
 355     return;
 356   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 357   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 358         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 359   aPoint->setValue(theX, theY);
 360 }
 361
 362 void PartSet_OperationSketchLine::setLinePoint(const gp_Pnt& thePoint,
 363                                                Handle(V3d_View) theView,
 364                                                const std::string& theAttribute)
 365 {
 366   double aX, anY;
 367   PartSet_Tools::ConvertTo2D(thePoint, sketch(), theView, aX, anY);
 368   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 369   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 370         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 371   aPoint->setValue(aX, anY);
 372 }