src/ModuleBase/ModuleBase_WidgetFeatureOrAttribute.cpp

   1 // File:        ModuleBase_WidgetFeatureOrAttribute.cpp
   2 // Created:     25 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <ModuleBase_WidgetFeatureOrAttribute.h>
   6
   7 #include <ModuleBase_WidgetValueFeature.h>
   8 #include <ModuleBase_WidgetValue.h>
   9
  10 #include <Config_Keywords.h>
  11 #include <Config_WidgetAPI.h>
  12
  13 #include <Events_Loop.h>
  14 #include <Model_Events.h>
  15
  16 #include <ModelAPI_Feature.h>
  17 #include <ModelAPI_Data.h>
  18 #include <ModelAPI_Object.h>
  19 #include <ModelAPI_AttributeRefAttr.h>
  20 #include <GeomAPI_Pnt2d.h>
  21
  22 #include <GeomDataAPI_Point2D.h>
  23
  24 #include <Precision.hxx>
  25
  26 #include <QWidget>
  27 #include <QLineEdit>
  28 #include <QHBoxLayout>
  29 #include <QLabel>
  30
  31 ModuleBase_WidgetFeatureOrAttribute::ModuleBase_WidgetFeatureOrAttribute(QWidget* theParent,
  32                                                    const Config_WidgetAPI* theData)
  33 : ModuleBase_WidgetFeature(theParent, theData)
  34 {
  35 }
  36
  37 ModuleBase_WidgetFeatureOrAttribute::~ModuleBase_WidgetFeatureOrAttribute()
  38 {
  39 }
  40
  41 bool ModuleBase_WidgetFeatureOrAttribute::setValue(ModuleBase_WidgetValue* theValue)
  42 {
  43   bool isDone = false;
  44
  45   if (theValue) {
  46     ModuleBase_WidgetValueFeature* aFeatureValue =
  47                          dynamic_cast<ModuleBase_WidgetValueFeature*>(theValue);
  48     if (aFeatureValue) {
  49       boost::shared_ptr<GeomAPI_Pnt2d> aValuePoint = aFeatureValue->point();
  50       FeaturePtr aValueFeature = aFeatureValue->feature();
  51       if (aValueFeature) {
  52         isDone = setFeature(aValueFeature);
  53       }
  54       if (!isDone && aValuePoint) {
  55         // find the given point in the feature attributes
  56         std::list<boost::shared_ptr<ModelAPI_Attribute> > anAttiributes =
  57                                       aValueFeature->data()->attributes(GeomDataAPI_Point2D::type());
  58         std::list<boost::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
  59                                                                           aLast = anAttiributes.end();
  60         boost::shared_ptr<GeomDataAPI_Point2D> aFPoint;
  61         for (;anIt!=aLast && !aFPoint; anIt++) {
  62           boost::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
  63                                               boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
  64           if (aCurPoint && aCurPoint->pnt()->distance(aValuePoint) < Precision::Confusion())
  65             aFPoint = aCurPoint;
  66         }
  67         if (aFPoint)
  68           isDone = setAttribute(aFPoint);
  69       }
  70     }
  71   }
  72   return isDone;
  73 }
  74
  75 bool ModuleBase_WidgetFeatureOrAttribute::storeValue(FeaturePtr theFeature) const
  76 {
  77   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  78   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
  79           boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(attributeID()));
  80
  81   ModuleBase_WidgetFeatureOrAttribute* that = (ModuleBase_WidgetFeatureOrAttribute*) this;
  82   if (feature())
  83     aRef->setFeature(feature());
  84   else if (myAttribute)
  85     aRef->setAttr(myAttribute);
  86
  87   theFeature->execute();
  88   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
  89
  90   return true;
  91 }
  92
  93 bool ModuleBase_WidgetFeatureOrAttribute::restoreValue(FeaturePtr theFeature)
  94 {
  95   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  96   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef =
  97           boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(attributeID()));
  98
  99   FeaturePtr aFeature = aRef->feature();
 100   setFeature(aFeature);
 101   myAttribute = aRef->attr();
 102
 103   std::string aText = "";
 104   if (aFeature)
 105     aText = aFeature->data()->getName().c_str();
 106   else if (myAttribute)
 107     aText = myAttribute->attributeType().c_str();
 108
 109   editor()->setText(aText.c_str());
 110   return true;
 111 }
 112
 113 bool ModuleBase_WidgetFeatureOrAttribute::setAttribute(const boost::shared_ptr<ModelAPI_Attribute>& theAttribute)
 114 {
 115   if (!theAttribute || !featureKinds().contains(theAttribute->attributeType().c_str()))
 116     return false;
 117
 118   myAttribute = theAttribute;
 119   editor()->setText(theAttribute ? theAttribute->attributeType().c_str() : "");
 120   emit valuesChanged();
 121   return true;
 122 }
 123