Histogram: provide more reasonable default for data sources.

ApplicationLibCode/Commands/Histogram/RicNewHistogramCurveFeature.cpp

@@ -66,6 +66,7 @@ void RicNewHistogramCurveFeature::onActionTriggered( bool isChecked )
     if ( plot )
     {
         RimHistogramDataSource* dataSource = getDataSourceFromString( userData().toString() );
+        dataSource->setDefaults();
         RicHistogramPlotTools::createHistogramCurve( plot, dataSource );
     }
 }

ApplicationLibCode/ProjectDataModel/Histogram/RimEnsembleParameterHistogramDataSource.cpp

@@ -203,3 +203,25 @@ void RimEnsembleParameterHistogramDataSource::setEnsemble( RimSummaryEnsemble* e
 {
     m_ensemble = ensemble;
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimEnsembleParameterHistogramDataSource::setDefaults()
+{
+    std::vector<RimSummaryEnsemble*> ensembles = RimProject::current()->summaryEnsembles();
+    if ( !ensembles.empty() )
+    {
+        m_ensemble      = ensembles[0];
+        auto parameters = m_ensemble->variationSortedEnsembleParameters();
+        // Find first valid numeric parameter
+        for ( const RigEnsembleParameter& p : m_ensemble->variationSortedEnsembleParameters() )
+        {
+            if ( p.isNumeric() && p.isValid() )
+            {
+                m_parameter = p.name;
+                break;
+            }
+        }
+    }
+}

ApplicationLibCode/ProjectDataModel/Histogram/RimEnsembleParameterHistogramDataSource.h

@@ -45,6 +45,8 @@ public:
 
     HistogramResult compute( RimHistogramPlot::GraphType graphType, RimHistogramPlot::FrequencyType frequencyType ) const override;
 
+    void setDefaults() override;
+
     std::string name() const override;
 
 protected:

ApplicationLibCode/ProjectDataModel/Histogram/RimEnsembleSummaryVectorHistogramDataSource.cpp

@@ -303,3 +303,25 @@ QString RimEnsembleSummaryVectorHistogramDataSource::formatDateTime( const QDate
                                                                     RiaDefines::DateFormatComponents::DATE_FORMAT_YEAR_MONTH_DAY );
     return RiaQDateTimeTools::toStringUsingApplicationLocale( dateTime, dateFormatString );
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimEnsembleSummaryVectorHistogramDataSource::setDefaults()
+{
+    RimProject* proj = RimProject::current();
+
+    std::vector<RimSummaryEnsemble*> ensembles = proj->summaryEnsembles();
+    if ( !ensembles.empty() )
+    {
+        m_ensemble = ensembles[0];
+        auto addr  = RifEclipseSummaryAddress::fieldAddress( "FOPT" );
+        setSummaryAddress( addr );
+        std::set<time_t> allTimeSteps = m_ensemble->ensembleTimeSteps();
+        if ( !allTimeSteps.empty() )
+        {
+            QDateTime dateTime = RiaQDateTimeTools::fromTime_t( *( allTimeSteps.rbegin() ) );
+            setTimeStep( dateTime );
+        }
+    }
+}

ApplicationLibCode/ProjectDataModel/Histogram/RimEnsembleSummaryVectorHistogramDataSource.h

@@ -50,6 +50,8 @@ public:
 
     HistogramResult compute( RimHistogramPlot::GraphType graphType, RimHistogramPlot::FrequencyType frequencyType ) const override;
 
+    void setDefaults() override;
+
     std::string name() const override;
 
 protected:

ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.cpp

@@ -251,3 +251,28 @@ void RimGridStatisticsHistogramDataSource ::initAfterRead()
         m_property->setEclipseCase( eclipseCase );
     }
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimGridStatisticsHistogramDataSource::setDefaults()
+{
+    RimProject* project = RimProject::current();
+    if ( project )
+    {
+        if ( !project->eclipseCases().empty() )
+        {
+            RimEclipseCase* eclipseCase = project->eclipseCases().front();
+            m_case                      = eclipseCase;
+            m_property->setEclipseCase( eclipseCase );
+
+            m_property->setResultType( RiaDefines::ResultCatType::STATIC_NATIVE );
+            m_property->setResultVariable( "PORO" );
+
+            if ( eclipseCase && !eclipseCase->reservoirViews().empty() )
+            {
+                m_cellFilterView.setValue( eclipseCase->reservoirViews().front() );
+            }
+        }
+    }
+}

ApplicationLibCode/ProjectDataModel/Histogram/RimGridStatisticsHistogramDataSource.h

@@ -48,6 +48,8 @@ public:
 
     std::string name() const override;
 
+    void setDefaults() override;
+
 protected:
     QList<caf::PdmOptionItemInfo> calculateValueOptions( const caf::PdmFieldHandle* fieldNeedingOptions ) override;
     void                          defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering ) override;

ApplicationLibCode/ProjectDataModel/Histogram/RimHistogramDataSource.h

@@ -59,6 +59,8 @@ public:
 
     virtual HistogramResult compute( RimHistogramPlot::GraphType graphType, RimHistogramPlot::FrequencyType frequencyType ) const = 0;
 
+    virtual void setDefaults() = 0;
+
     virtual std::string name() const = 0;
 
     static std::vector<double> computeHistogramBins( double min, double max, int numBins, RimHistogramPlot::GraphType graphType );