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 void addValue(const ObjectPtr& theObject, const GeomShapePtr& theShape,
 118               QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 119 {
 120   if (theObjectShapes.contains(theObject))
 121     theObjectShapes[theObject].append(theShape);
 122   else {
 123     QList<GeomShapePtr> aShapes;
 124     aShapes.append(theShape);
 125     theObjectShapes[theObject] = aShapes;
 126   }
 127 }
 128
 129 void PartSet_OperationPrs::getFeatureShapes(QMap<ObjectPtr, QList<GeomShapePtr> >& theObjectShapes)
 130 {
 131   if (!myFeature.get())
 132     return;
 133
 134   QList<GeomShapePtr> aShapes;
 135   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 136   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 137   for (; anIt != aLast; anIt++) {
 138     AttributePtr anAttribute = *anIt;
 139     if (!isSelectionAttribute(anAttribute))
 140       continue;
 141
 142     std::string anAttrType = anAttribute->attributeType();
 143
 144     if (anAttrType == ModelAPI_AttributeSelectionList::typeId()) {
 145       std::shared_ptr<ModelAPI_AttributeSelectionList> aCurSelList =
 146               std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(anAttribute);
 147       for(int i = 0; i < aCurSelList->size(); i++) {
 148         std::shared_ptr<ModelAPI_AttributeSelection> aSelAttribute = aCurSelList->value(i);
 149         ResultPtr aResult = aSelAttribute->context();
 150         GeomShapePtr aShape = aSelAttribute->value();
 151         if (!aShape.get())
 152           aShape = aResult->shape();
 153         addValue(aResult, aShape, theObjectShapes);
 154       }
 155     }
 156     else {
 157       ObjectPtr anObject;
 158       GeomShapePtr aShape;
 159       if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 160         AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
 161         if (anAttr->isObject()) {
 162           anObject = anAttr->object();
 163         }
 164         else {
 165           aShape = PartSet_Tools::findShapeBy2DPoint(anAttr, myWorkshop);
 166           // the distance point is not found if the point is selected in the 2nd time
 167           // TODO: after debug, this check can be removed
 168           if (!aShape.get())
 169             continue;
 170           anObject = anAttr->attr()->owner();
 171         }
 172       }
 173       if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 174         AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(anAttribute);
 175         anObject = anAttr->context();
 176         aShape = anAttr->value();
 177       }
 178       if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 179         AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(anAttribute);
 180         anObject = anAttr->value();
 181       }
 182
 183       if (anObject.get()) {
 184         if (!aShape.get()) {
 185           ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 186           if (aResult.get())
 187             aShape = aResult->shape();
 188         }
 189         addValue(anObject, aShape, theObjectShapes);
 190       }
 191     }
 192   }
 193 }
 194
 195 bool PartSet_OperationPrs::isSelectionAttribute(const AttributePtr& theAttribute)
 196 {
 197   std::string anAttrType = theAttribute->attributeType();
 198
 199   return anAttrType == ModelAPI_AttributeSelectionList::typeId() ||
 200          anAttrType == ModelAPI_AttributeRefAttr::typeId() ||
 201          anAttrType == ModelAPI_AttributeSelection::typeId() ||
 202          anAttrType == ModelAPI_AttributeReference::typeId();
 203 }
 204
 205 XGUI_Workshop* PartSet_OperationPrs::workshop() const
 206 {
 207   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 208   return aConnector->workshop();
 209 }