src/PartSet/PartSet_WidgetShapeSelector.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_WidgetShapeSelector.cpp
   4 // Created:     27 Nov 2014
   5 // Author:      Vitaly Smetannikov
   6
   7 #include "PartSet_WidgetShapeSelector.h"
   8
   9 #include <ModelAPI_AttributeRefAttr.h>
  10 #include <ModelAPI_Session.h>
  11 #include <ModelAPI_Validator.h>
  12
  13 #include <PartSet_Tools.h>
  14 #include <SketchPlugin_Feature.h>
  15
  16 bool PartSet_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject, GeomShapePtr theShape)
  17 {
  18   ObjectPtr aSelectedObject = theSelectedObject;
  19   GeomShapePtr aShape = theShape;
  20
  21   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aSelectedObject);
  22   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
  23     return false;
  24   std::shared_ptr<SketchPlugin_Feature> aSPFeature =
  25           std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
  26   if (aSPFeature.get() == NULL && aShape.get() != NULL && !aShape->isNull()) {
  27     // Processing of external (non-sketch) object
  28     createExternal(theSelectedObject, theShape);
  29     if (myExternalObject)
  30       aSelectedObject = myExternalObject;
  31     else
  32       return false;
  33   } else {
  34     // Processing of sketch object
  35     DataPtr aData = myFeature->data();
  36     if (aShape) {
  37       AttributePtr aAttr = aData->attribute(attributeID());
  38       AttributeRefAttrPtr aRefAttr =
  39         std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aAttr);
  40       if (aRefAttr) {
  41         // it is possible that the point feature is selected. It should be used itself
  42         // instead of searching an attribute for the shape
  43         bool aShapeIsResult = false;
  44         /*ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
  45         if (aResult.get() != NULL) {
  46           GeomShapePtr aShapePtr = aResult->shape();
  47           // it is important to call isEqual of the shape of result.
  48           // It is a GeomAPI_Vertex shape for the point. The shape of the parameter is
  49           // GeomAPI_Shape. It is important to use the realization of the isEqual method from
  50           // GeomAPI_Vertex class
  51           aShapeIsResult = aShapePtr.get() != NULL && aShapePtr->isEqual(theShape);
  52         }*/
  53
  54         AttributePtr aPntAttr;
  55         if (!aShapeIsResult) {
  56           TopoDS_Shape aTDSShape = aShape->impl<TopoDS_Shape>();
  57           aPntAttr = PartSet_Tools::findAttributeBy2dPoint(aSelectedObject, aTDSShape, mySketch);
  58         }
  59         // this is an alternative, whether the attribute should be set or object in the attribute
  60         // the first check is the attribute because the object already exist
  61         // the object is set only if there is no selected attribute
  62         // test case is - preselection for distance operation, which contains two points selected on lines
  63         if (aPntAttr)
  64           aRefAttr->setAttr(aPntAttr);
  65         else if (aSelectedObject)
  66           aRefAttr->setObject(aSelectedObject);
  67         return true;
  68       }
  69     }
  70   }
  71   return ModuleBase_WidgetShapeSelector::setObject(aSelectedObject, aShape);
  72 }
  73
  74 //********************************************************************
  75 void PartSet_WidgetShapeSelector::restoreAttributeValue(const bool theValid)
  76 {
  77   ModuleBase_WidgetShapeSelector::restoreAttributeValue(theValid);
  78   removeExternal();
  79 }
  80
  81 //********************************************************************
  82 void PartSet_WidgetShapeSelector::createExternal(ObjectPtr theSelectedObject,
  83                                                  GeomShapePtr theShape)
  84 {
  85   ObjectPtr aObj = PartSet_Tools::createFixedObjectByExternal(theShape->impl<TopoDS_Shape>(),
  86                                                               theSelectedObject, mySketch);
  87   if (aObj != myExternalObject) {
  88     removeExternal();
  89     myExternalObject = aObj;
  90   }
  91 }
  92
  93 //********************************************************************
  94 void PartSet_WidgetShapeSelector::removeExternal()
  95 {
  96   if (myExternalObject.get()) {
  97     DocumentPtr aDoc = myExternalObject->document();
  98     FeaturePtr aFeature = ModelAPI_Feature::feature(myExternalObject);
  99     if (aFeature.get() != NULL) {
 100       aDoc->removeFeature(aFeature);
 101     }
 102     myExternalObject = NULL;
 103   }
 104 }