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