src/PartSet/PartSet_OperationSketch.cpp

   1 // File:        PartSet_OperationSketch.h
   2 // Created:     20 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <PartSet_OperationSketch.h>
   6
   7 #include <PartSet_OperationFeatureEdit.h>
   8 #include <PartSet_Tools.h>
   9
  10 #include <SketchPlugin_Sketch.h>
  11 #include <SketchPlugin_ConstraintLength.h>
  12
  13 #include <ModelAPI_Data.h>
  14 #include <ModelAPI_AttributeDouble.h>
  15 #include <ModelAPI_AttributeRefList.h>
  16 #include <ModelAPI_Events.h>
  17
  18 #include <GeomAlgoAPI_FaceBuilder.h>
  19 #include <GeomDataAPI_Point.h>
  20 #include <GeomDataAPI_Dir.h>
  21 #include <GeomAPI_XYZ.h>
  22
  23 #include <ModuleBase_ViewerPrs.h>
  24 #include <ModuleBase_ISelection.h>
  25 #include <ModuleBase_IViewer.h>
  26 #include <Events_Loop.h>
  27
  28 #include <AIS_Shape.hxx>
  29 #include <AIS_ListOfInteractive.hxx>
  30 #include <AIS_InteractiveObject.hxx>
  31 #include <AIS_DimensionOwner.hxx>
  32 #include <AIS_LengthDimension.hxx>
  33 #include <V3d_View.hxx>
  34
  35 #ifdef _DEBUG
  36 #include <QDebug>
  37 #endif
  38
  39 #include <QMouseEvent>
  40
  41 using namespace std;
  42
  43 PartSet_OperationSketch::PartSet_OperationSketch(const QString& theId, QObject* theParent)
  44     : PartSet_OperationSketchBase(theId, theParent)
  45 {
  46 }
  47
  48 PartSet_OperationSketch::~PartSet_OperationSketch()
  49 {
  50 }
  51
  52 CompositeFeaturePtr PartSet_OperationSketch::sketch() const
  53 {
  54   return boost::dynamic_pointer_cast<ModelAPI_CompositeFeature>(feature());
  55 }
  56
  57 void PartSet_OperationSketch::mousePressed(QMouseEvent* theEvent, ModuleBase_IViewer* theViewer, ModuleBase_ISelection* theSelection)
  58 {
  59   if (hasSketchPlane()) {
  60     // if shift button is pressed and there are some already selected objects, the operation should
  61     // not be started. We just want to combine some selected objects.
  62     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
  63     QList<ModuleBase_ViewerPrs> aSelected = theSelection->getSelected();
  64     QList<ModuleBase_ViewerPrs> aHighlighted = theSelection->getHighlighted();
  65     // commented: the next code is commented because the nearestFeature check the highlighting
  66     // and selection inside
  67     //if (aHasShift && (aSelected.size() > 0)) {
  68     //  foreach(ModuleBase_ViewerPrs aPrs, aHighlighted)
  69     //    aSelected.append(aPrs);
  70     //}
  71     //if (aHasShift && aSelected.size() > 0)
  72     //  return;
  73
  74     // there should be a start of operation, which uses the pre-highlighted objects,
  75     // the selected ones are collected here and are processed by a mouse move
  76     //if (aHighlighted.size() == 1) {
  77     //if (aSelected.size() > 0) {
  78     //  ObjectPtr aFeature = aSelected.first().object();
  79     //  if (aFeature) {
  80     // commented: end
  81         Handle(V3d_View) aView = theViewer->activeView();
  82         ObjectPtr aFeature = PartSet_Tools::nearestFeature(theEvent->pos(), aView, feature(),
  83                                                            aSelected, aHighlighted);
  84         if (aFeature)
  85           restartOperation(PartSet_OperationFeatureEdit::Type(), aFeature);
  86       //}
  87     //}
  88     //else
  89     //  myFeatures = aHighlighted;
  90     //else
  91     //myFeatures = aSelected;
  92   }
  93 }
  94
  95
  96 void PartSet_OperationSketch::selectionChanged(ModuleBase_ISelection* theSelection)
  97 {
  98   if (hasSketchPlane())
  99     return;
 100
 101   QList<ModuleBase_ViewerPrs> aSelected = theSelection->getSelected();
 102   if (!aSelected.empty()) {
 103     ModuleBase_ViewerPrs aPrs = aSelected.first();
 104     // We have to select a plane before any operation
 105     TopoDS_Shape aShape = aPrs.shape();
 106     if (!aShape.IsNull()) {
 107       setSketchPlane(aShape);
 108       // If selection is not a sketcher presentation then it has to be stored as
 109       // External shape
 110       if (feature() != aPrs.object()) {
 111         boost::shared_ptr<SketchPlugin_Sketch> aSketch =
 112           boost::dynamic_pointer_cast<SketchPlugin_Sketch>(feature());
 113         DataPtr aData = aSketch->data();
 114         AttributeSelectionPtr aSelAttr =
 115           boost::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 116           (aData->attribute(SketchPlugin_Feature::EXTERNAL_ID()));
 117         if (aSelAttr) {
 118           ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(aPrs.object());
 119           if (aRes) {
 120             GeomShapePtr aShapePtr(new GeomAPI_Shape());
 121             aShapePtr->setImpl(new TopoDS_Shape(aShape));
 122             aSelAttr->setValue(aRes, aShapePtr);
 123           }
 124         }
 125       }
 126     }
 127   }
 128 }
 129
 130
 131 void PartSet_OperationSketch::mouseReleased(QMouseEvent* theEvent, ModuleBase_IViewer* theViewer,
 132                                             ModuleBase_ISelection* theSelection)
 133 {
 134   QList<ModuleBase_ViewerPrs> aSelected = theSelection->getSelected();
 135   if (hasSketchPlane()) {
 136     /// TODO: OCC bug: 25034 - the highlighted list should be filled not only for AIS_Shape
 137     /// but for other IO, for example constraint dimensions.
 138     /// It is empty and we have to use the process mouse release to start edition operation
 139     /// for these objects
 140     if (aSelected.size() == 1) {
 141       ObjectPtr aObject = aSelected.first().object();
 142       if (aObject) {
 143         restartOperation(PartSet_OperationFeatureEdit::Type(), aObject);
 144       }
 145     }
 146   }
 147 }
 148
 149 void PartSet_OperationSketch::mouseMoved(QMouseEvent* theEvent, ModuleBase_IViewer* theViewer)
 150 {
 151   if (!hasSketchPlane() || !(theEvent->buttons() & Qt::LeftButton) || myFeatures.empty())
 152     return;
 153
 154   // myFeatures are not filled in the previous realization, so, this code is just commented
 155   // because has no effect
 156   /*if (myFeatures.size() != 1) {
 157     Handle(V3d_View) aView = theViewer->activeView();
 158     ObjectPtr aFeature = PartSet_Tools::nearestFeature(theEvent->pos(), aView, feature(),
 159                                                        myFeatures);
 160     if (aFeature)
 161       restartOperation(PartSet_OperationFeatureEdit::Type(), aFeature);
 162   }*/
 163 }
 164
 165 std::list<FeaturePtr> PartSet_OperationSketch::subFeatures() const
 166 {
 167   std::list<FeaturePtr> aFeaList;
 168   FeaturePtr aFeature = feature();
 169   if (!aFeature)
 170     return aFeaList;
 171
 172   boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 173   if (!aData->isValid())
 174     return std::list<FeaturePtr>();
 175   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList = boost::dynamic_pointer_cast<
 176       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 177
 178   std::list<ObjectPtr> aList = aRefList->list();
 179   std::list<ObjectPtr>::iterator aIt;
 180   for (aIt = aList.begin(); aIt != aList.end(); ++aIt) {
 181     FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(*aIt);
 182     if (aFeature)
 183       aFeaList.push_back(aFeature);
 184   }
 185   return aFeaList;
 186 }
 187
 188 void PartSet_OperationSketch::stopOperation()
 189 {
 190   PartSet_OperationSketchBase::stopOperation();
 191   emit featureConstructed(feature(), FM_Hide);
 192 }
 193
 194 void PartSet_OperationSketch::afterCommitOperation()
 195 {
 196   FeaturePtr aFeature = feature();
 197   std::list<ResultPtr> aResults = aFeature->results();
 198   std::list<ResultPtr>::const_iterator aIt;
 199   Events_ID anEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TOSHOW);
 200   for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 201     ModelAPI_EventCreator::get()->sendUpdated(*aIt, anEvent);
 202   }
 203   Events_Loop::loop()->flush(anEvent);
 204 }
 205
 206 bool PartSet_OperationSketch::isNestedOperationsEnabled() const
 207 {
 208   return hasSketchPlane();
 209 }
 210
 211 void PartSet_OperationSketch::startOperation()
 212 {
 213   PartSet_OperationSketchBase::startOperation();
 214   if (!isEditOperation())
 215     emit fitAllView();
 216 }
 217
 218 bool PartSet_OperationSketch::hasSketchPlane() const
 219 {
 220   bool aHasPlane = false;
 221
 222   if (feature()) {
 223     boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 224     AttributeDoublePtr anAttr;
 225     boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 226         aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 227     aHasPlane = aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 228   }
 229   return aHasPlane;
 230 }
 231
 232 void PartSet_OperationSketch::setSketchPlane(const TopoDS_Shape& theShape)
 233 {
 234   if (theShape.IsNull())
 235     return;
 236
 237   // get selected shape
 238   boost::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 239   aGShape->setImpl(new TopoDS_Shape(theShape));
 240
 241   // get plane parameters
 242   boost::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aGShape);
 243
 244   // set plane parameters to feature
 245   boost::shared_ptr<ModelAPI_Data> aData = feature()->data();
 246   double anA, aB, aC, aD;
 247   aPlane->coefficients(anA, aB, aC, aD);
 248
 249   // calculate attributes of the sketch
 250   boost::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 251   boost::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 252   boost::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 253   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 254   boost::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 255   // X axis is preferable to be dirX on the sketch
 256   const double tol = Precision::Confusion();
 257   bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 258   boost::shared_ptr<GeomAPI_Dir> aTempDir(
 259       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 260   boost::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 261   boost::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 262
 263   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 264       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 265   anOrigin->setValue(anOrigPnt);
 266   boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 267       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 268   aNormal->setValue(aNormDir);
 269   boost::shared_ptr<GeomDataAPI_Dir> aDirX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 270       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 271   aDirX->setValue(aXDir);
 272   boost::shared_ptr<GeomDataAPI_Dir> aDirY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 273       aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
 274   aDirY->setValue(aYDir);
 275   boost::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 276
 277   flushUpdated();
 278
 279   emit featureConstructed(feature(), FM_Hide);
 280   emit planeSelected(aDir->x(), aDir->y(), aDir->z());
 281 }
 282
 283
 284 bool PartSet_OperationSketch::isGranted(ModuleBase_Operation* theOperation) const
 285 {
 286   PartSet_OperationSketchBase* aPreviewOp = dynamic_cast<PartSet_OperationSketchBase*>(theOperation);
 287   return aPreviewOp != NULL;
 288 }
 289