src/PartSet/PartSet_OperationPrs.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_OperationPrs.cpp
   4 // Created:     01 Jul 2015
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include "PartSet_OperationPrs.h"
   8 #include "PartSet_Tools.h"
   9
  10 #include "XGUI_Workshop.h"
  11 #include "XGUI_ModuleConnector.h"
  12 #include "XGUI_Displayer.h"
  13
  14 #include "ModuleBase_Tools.h"
  15
  16 #include <ModelAPI_Result.h>
  17 #include <ModelAPI_Attribute.h>
  18 #include <ModelAPI_AttributeRefAttr.h>
  19 #include <ModelAPI_AttributeReference.h>
  20 #include <ModelAPI_AttributeSelection.h>
  21 #include <ModelAPI_AttributeSelectionList.h>
  22
  23 #include <GeomValidators_Tools.h>
  24
  25 #include <GeomAPI_IPresentable.h>
  26
  27 #include <StdPrs_WFDeflectionShape.hxx>
  28
  29 #include <QList>
  30
  31 IMPLEMENT_STANDARD_HANDLE(PartSet_OperationPrs, ViewerData_AISShape);
  32 IMPLEMENT_STANDARD_RTTIEXT(PartSet_OperationPrs, ViewerData_AISShape);
  33
  34 PartSet_OperationPrs::PartSet_OperationPrs(ModuleBase_IWorkshop* theWorkshop)
  35   : ViewerData_AISShape(TopoDS_Shape()), myFeature(FeaturePtr()), myWorkshop(theWorkshop)
  36 {
  37 }
  38
  39 bool PartSet_OperationPrs::canActivate(const FeaturePtr& theFeature)
  40 {
  41   bool aHasSelectionAttribute = false;
  42
  43   std::list<AttributePtr> anAttributes = theFeature->data()->attributes("");
  44   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
  45   for (; anIt != aLast && !aHasSelectionAttribute; anIt++)
  46     aHasSelectionAttribute = isSelectionAttribute(*anIt);
  47
  48   return aHasSelectionAttribute;
  49 }
  50
  51 void PartSet_OperationPrs::setFeature(const FeaturePtr& theFeature)
  52 {
  53   myFeature = theFeature;
  54   updateShapes();
  55 }
  56
  57 bool PartSet_OperationPrs::dependOn(const ObjectPtr& theResult)
  58 {
  59   return myFeatureShapes.contains(theResult);
  60 }
  61
  62 void PartSet_OperationPrs::updateShapes()
  63 {
  64   myFeatureShapes.clear();
  65   getFeatureShapes(myFeatureShapes);
  66 }
  67
  68 void PartSet_OperationPrs::Compute(const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
  69                                    const Handle(Prs3d_Presentation)& thePresentation,
  70                                    const Standard_Integer theMode)
  71 {
  72   thePresentation->Clear();
  73   XGUI_Displayer* aDisplayer = workshop()->displayer();
  74
  75   // create presentations on the base of the shapes
  76   Handle(Prs3d_Drawer) aDrawer = Attributes();
  77   QMap<ObjectPtr, QList<GeomShapePtr> >::const_iterator anIt = myFeatureShapes.begin(),
  78                                                         aLast = myFeatureShapes.end();
  79   for (; anIt != aLast; anIt++) {
  80     ObjectPtr anObject = anIt.key();
  81     if (!isVisible(aDisplayer, anObject))
  82       continue;
  83     QList<GeomShapePtr> aShapes = anIt.value();
  84     QList<GeomShapePtr>::const_iterator aShIt = aShapes.begin(), aShLast = aShapes.end();
  85     for (; aShIt != aShLast; aShIt++) {
  86       GeomShapePtr aGeomShape = *aShIt;
  87       if (!aGeomShape.get())
  88         continue;
  89       TopoDS_Shape aShape = aGeomShape->impl<TopoDS_Shape>();
  90       // change deviation coefficient to provide more precise circle
  91       aDrawer->SetDeviationCoefficient(ModuleBase_Tools::defaultDeviationCoefficient());
  92       StdPrs_WFDeflectionShape::Add(thePresentation, aShape, aDrawer);
  93     }
  94   }
  95 }
  96
  97 void PartSet_OperationPrs::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
  98                                             const Standard_Integer aMode)
  99 {
 100   // the presentation is not used in the selection
 101 }
 102
 103 bool PartSet_OperationPrs::isVisible(XGUI_Displayer* theDisplayer, const ObjectPtr& theObject)
 104 {
 105   bool aVisible = false;
 106   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(theObject);
 107   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 108   if (aPrs.get() || aResult.get())
 109     aVisible = theDisplayer->isVisible(theObject);
 110   else {
 111     // check if all results of the feature are visible
 112     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 113     std::list<ResultPtr> aResults = aFeature->results();
 114     std::list<ResultPtr>::const_iterator aIt;
 115     aVisible = !aResults.empty();
 116     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 117       aVisible = aVisible && theDisplayer->isVisible(*aIt);
 118     }
 119   }
 120   return aVisible;
 121 }
 122
 123 bool isSubObject(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 124 {
 125   bool isSub = false;
 126   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 127   if (aComposite.get())
 128     isSub = aComposite->isSub(theObject);
 129
 130   return isSub;
 131 }
 132
 133 void addValue(const ObjectPtr& theObject, const GeomShapePtr& theShape,
 134               const FeaturePtr& theFeature,
 135               QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 136 {
 137   if (theObject.get()) {
 138     GeomShapePtr aShape = theShape;
 139     if (!aShape.get()) {
 140       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 141       if (aResult.get())
 142         aShape = aResult->shape();
 143     }
 144     if (!isSubObject(theObject, theFeature)) {
 145       if (theObjectShapes.contains(theObject))
 146         theObjectShapes[theObject].append(aShape);
 147       else {
 148         QList<GeomShapePtr> aShapes;
 149         aShapes.append(aShape);
 150         theObjectShapes[theObject] = aShapes;
 151       }
 152     }
 153   }
 154 }
 155
 156 void PartSet_OperationPrs::getFeatureShapes(QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 157 {
 158   if (!myFeature.get())
 159     return;
 160
 161   QList<GeomShapePtr> aShapes;
 162   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 163   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 164   for (; anIt != aLast; anIt++) {
 165     AttributePtr anAttribute = *anIt;
 166     if (!isSelectionAttribute(anAttribute))
 167       continue;
 168
 169     std::string anAttrType = anAttribute->attributeType();
 170
 171     if (anAttrType == ModelAPI_AttributeSelectionList::typeId()) {
 172       std::shared_ptr<ModelAPI_AttributeSelectionList> aCurSelList =
 173               std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(anAttribute);
 174       for(int i = 0; i < aCurSelList->size(); i++) {
 175         std::shared_ptr<ModelAPI_AttributeSelection> aSelAttribute = aCurSelList->value(i);
 176         ResultPtr aResult = aSelAttribute->context();
 177         GeomShapePtr aShape = aSelAttribute->value();
 178         addValue(aResult, aShape, myFeature, theObjectShapes);
 179       }
 180     }
 181     else {
 182       ObjectPtr anObject;
 183       GeomShapePtr aShape;
 184       if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 185         AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
 186         if (anAttr->isObject()) {
 187           anObject = anAttr->object();
 188         }
 189         else {
 190           aShape = PartSet_Tools::findShapeBy2DPoint(anAttr, myWorkshop);
 191           // the distance point is not found if the point is selected in the 2nd time
 192           // TODO: after debug, this check can be removed
 193           if (!aShape.get())
 194             continue;
 195           anObject = anAttr->attr()->owner();
 196         }
 197       }
 198       if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 199         AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(anAttribute);
 200         anObject = anAttr->context();
 201         aShape = anAttr->value();
 202       }
 203       if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 204         AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(anAttribute);
 205         anObject = anAttr->value();
 206       }
 207       addValue(anObject, aShape, myFeature, theObjectShapes);
 208     }
 209   }
 210 }
 211
 212 bool PartSet_OperationPrs::isSelectionAttribute(const AttributePtr& theAttribute)
 213 {
 214   std::string anAttrType = theAttribute->attributeType();
 215
 216   return anAttrType == ModelAPI_AttributeSelectionList::typeId() ||
 217          anAttrType == ModelAPI_AttributeRefAttr::typeId() ||
 218          anAttrType == ModelAPI_AttributeSelection::typeId() ||
 219          anAttrType == ModelAPI_AttributeReference::typeId();
 220 }
 221
 222 XGUI_Workshop* PartSet_OperationPrs::workshop() const
 223 {
 224   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 225   return aConnector->workshop();
 226 }