Import of pkgsrc-2016Q3

geography/opencpn/patches/patch-plugins_grib_pi_src_GribUIDialog.cpp

@@ -0,0 +1,35 @@
+$NetBSD: patch-plugins_grib_pi_src_GribUIDialog.cpp,v 1.1 2016/06/16 15:52:56 bouyer Exp $
+
+from https://github.com/OpenCPN/OpenCPN/pull/662
+fix grib plugin timeline request from crashing when no grib file is loaded
+
+--- plugins/grib_pi/src/GribUIDialog.cpp.orig
++++ plugins/grib_pi/src/GribUIDialog.cpp
+@@ -1251,11 +1251,14 @@ wxDateTime GRIBUICtrlBar::TimelineTime()
+         int tl = (m_TimeLineHours == 0) ? 0 : m_sTimeline->GetValue();
+         int stepmin = m_OverlaySettings.GetMinFromIndex(m_OverlaySettings.m_SlicesPerUpdate);
+         return MinTime() + wxTimeSpan( tl * stepmin / 60, (tl * stepmin) % 60 );
+-    } else {
+-        ArrayOfGribRecordSets *rsa = m_bGRIBActiveFile->GetRecordSetArrayPtr();
+-        int index = m_cRecordForecast->GetCurrentSelection() < 1 ? 0 : m_cRecordForecast->GetCurrentSelection();
+-        return rsa->Item(index).m_Reference_Time;
+     }
++    
++    ArrayOfGribRecordSets *rsa = m_bGRIBActiveFile->GetRecordSetArrayPtr();
++    int index = m_cRecordForecast->GetCurrentSelection() < 1 ? 0 : m_cRecordForecast->GetCurrentSelection();
++    if(rsa && index<rsa->GetCount())
++        return rsa->Item(index).m_Reference_Time;        
++
++    return wxDateTime::Now();
+ }
+ 
+ wxDateTime GRIBUICtrlBar::MinTime()
+@@ -1265,7 +1268,7 @@ wxDateTime GRIBUICtrlBar::MinTime()
+         GribRecordSet &first = rsa->Item(0);
+         return first.m_Reference_Time;
+     }
+-    return wxDateTime(0.0);
++    return wxDateTime::Now();
+ }
+ 
+ GribTimelineRecordSet* GRIBUICtrlBar::GetTimeLineRecordSet(wxDateTime time)