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       Standard_Real aPrevDeviation = aDrawer->DeviationCoefficient();
  92       aDrawer->SetDeviationCoefficient(ModuleBase_Tools::defaultDeviationCoefficient());
  93       StdPrs_WFDeflectionShape::Add(thePresentation, aShape, aDrawer);
  94       aDrawer->SetDeviationCoefficient(aPrevDeviation);
  95     }
  96   }
  97 }
  98
  99 void PartSet_OperationPrs::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 100                                             const Standard_Integer aMode)
 101 {
 102   // the presentation is not used in the selection
 103 }
 104
 105 bool PartSet_OperationPrs::isVisible(XGUI_Displayer* theDisplayer, const ObjectPtr& theObject)
 106 {
 107   bool aVisible = false;
 108   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(theObject);
 109   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 110   if (aPrs.get() || aResult.get())
 111     aVisible = theDisplayer->isVisible(theObject);
 112   else {
 113     // check if all results of the feature are visible
 114     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 115     std::list<ResultPtr> aResults = aFeature->results();
 116     std::list<ResultPtr>::const_iterator aIt;
 117     aVisible = !aResults.empty();
 118     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 119       aVisible = aVisible && theDisplayer->isVisible(*aIt);
 120     }
 121   }
 122   return aVisible;
 123 }
 124
 125 bool isSubObject(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 126 {
 127   bool isSub = false;
 128   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 129   if (aComposite.get())
 130     isSub = aComposite->isSub(theObject);
 131
 132   return isSub;
 133 }
 134
 135 void addValue(const ObjectPtr& theObject, const GeomShapePtr& theShape,
 136               const FeaturePtr& theFeature,
 137               QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 138 {
 139   if (theObject.get()) {
 140     GeomShapePtr aShape = theShape;
 141     if (!aShape.get()) {
 142       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 143       if (aResult.get())
 144         aShape = aResult->shape();
 145     }
 146     if (!isSubObject(theObject, theFeature)) {
 147       if (theObjectShapes.contains(theObject))
 148         theObjectShapes[theObject].append(aShape);
 149       else {
 150         QList<GeomShapePtr> aShapes;
 151         aShapes.append(aShape);
 152         theObjectShapes[theObject] = aShapes;
 153       }
 154     }
 155   }
 156 }
 157
 158 void PartSet_OperationPrs::getFeatureShapes(QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 159 {
 160   if (!myFeature.get())
 161     return;
 162
 163   QList<GeomShapePtr> aShapes;
 164   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 165   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 166   for (; anIt != aLast; anIt++) {
 167     AttributePtr anAttribute = *anIt;
 168     if (!isSelectionAttribute(anAttribute))
 169       continue;
 170
 171     std::string anAttrType = anAttribute->attributeType();
 172
 173     if (anAttrType == ModelAPI_AttributeSelectionList::typeId()) {
 174       std::shared_ptr<ModelAPI_AttributeSelectionList> aCurSelList =
 175               std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(anAttribute);
 176       for(int i = 0; i < aCurSelList->size(); i++) {
 177         std::shared_ptr<ModelAPI_AttributeSelection> aSelAttribute = aCurSelList->value(i);
 178         ResultPtr aResult = aSelAttribute->context();
 179         GeomShapePtr aShape = aSelAttribute->value();
 180         addValue(aResult, aShape, myFeature, theObjectShapes);
 181       }
 182     }
 183     else {
 184       ObjectPtr anObject;
 185       GeomShapePtr aShape;
 186       if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 187         AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
 188         if (anAttr->isObject()) {
 189           anObject = anAttr->object();
 190         }
 191         else {
 192           aShape = PartSet_Tools::findShapeBy2DPoint(anAttr, myWorkshop);
 193           // the distance point is not found if the point is selected in the 2nd time
 194           // TODO: after debug, this check can be removed
 195           if (!aShape.get())
 196             continue;
 197           anObject = anAttr->attr()->owner();
 198         }
 199       }
 200       if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 201         AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(anAttribute);
 202         anObject = anAttr->context();
 203         aShape = anAttr->value();
 204       }
 205       if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 206         AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(anAttribute);
 207         anObject = anAttr->value();
 208       }
 209       addValue(anObject, aShape, myFeature, theObjectShapes);
 210     }
 211   }
 212 }
 213
 214 bool PartSet_OperationPrs::isSelectionAttribute(const AttributePtr& theAttribute)
 215 {
 216   std::string anAttrType = theAttribute->attributeType();
 217
 218   return anAttrType == ModelAPI_AttributeSelectionList::typeId() ||
 219          anAttrType == ModelAPI_AttributeRefAttr::typeId() ||
 220          anAttrType == ModelAPI_AttributeSelection::typeId() ||
 221          anAttrType == ModelAPI_AttributeReference::typeId();
 222 }
 223
 224 XGUI_Workshop* PartSet_OperationPrs::workshop() const
 225 {
 226   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 227   return aConnector->workshop();
 228 }