Emit signals when a sweep is not updated (with reason)

scwx-qt/source/scwx/qt/map/map_widget.cpp

@@ -1010,6 +1010,10 @@ void MapWidgetImpl::RadarProductViewConnect()
             Q_EMIT widget_->RadarSweepUpdated();
          },
          Qt::QueuedConnection);
+      connect(radarProductView.get(),
+              &view::RadarProductView::SweepNotComputed,
+              widget_,
+              &MapWidget::RadarSweepNotUpdated);
    }
 }
 
@@ -1027,6 +1031,10 @@ void MapWidgetImpl::RadarProductViewDisconnect()
                  &view::RadarProductView::SweepComputed,
                  this,
                  nullptr);
+      disconnect(radarProductView.get(),
+                 &view::RadarProductView::SweepNotComputed,
+                 widget_,
+                 nullptr);
    }
 }
 

scwx-qt/source/scwx/qt/map/map_widget.hpp

@@ -2,6 +2,7 @@
 
 #include <scwx/common/products.hpp>
 #include <scwx/qt/config/radar_site.hpp>
+#include <scwx/qt/types/map_types.hpp>
 #include <scwx/qt/types/radar_product_record.hpp>
 
 #include <chrono>
@@ -143,6 +144,7 @@ signals:
    void MapStyleChanged(const std::string& styleName);
    void RadarSiteUpdated(std::shared_ptr<config::RadarSite> radarSite);
    void RadarSweepUpdated();
+   void RadarSweepNotUpdated(types::NoUpdateReason reason);
 };
 
 } // namespace map

scwx-qt/source/scwx/qt/types/map_types.hpp

@@ -21,6 +21,14 @@ enum class MapTime
    Archive
 };
 
+enum class NoUpdateReason
+{
+   NoChange,
+   NotLoaded,
+   InvalidProduct,
+   InvalidData
+};
+
 std::string GetMapTimeName(MapTime mapTime);
 
 } // namespace types

scwx-qt/source/scwx/qt/view/level2_product_view.cpp

@@ -402,6 +402,7 @@ void Level2ProductView::ComputeSweep()
 
    if (p->dataBlockType_ == wsr88d::rda::DataBlockType::Unknown)
    {
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidProduct);
       return;
    }
 
@@ -423,8 +424,14 @@ void Level2ProductView::ComputeSweep()
       SelectTime(foundTime);
    }
 
-   if (radarData == nullptr || radarData == p->elevationScan_)
+   if (radarData == nullptr)
    {
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NotLoaded);
+      return;
+   }
+   if (radarData == p->elevationScan_)
+   {
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NoChange);
       return;
    }
 
@@ -443,6 +450,7 @@ void Level2ProductView::ComputeSweep()
    {
       logger_->warn("No moment data for {}",
                     common::GetLevel2Name(p->product_));
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 

scwx-qt/source/scwx/qt/view/level3_radial_view.cpp

@@ -133,6 +133,7 @@ void Level3RadialView::ComputeSweep()
    if (message == nullptr)
    {
       logger_->debug("Level 3 data not found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NotLoaded);
       return;
    }
 
@@ -142,11 +143,13 @@ void Level3RadialView::ComputeSweep()
    if (gpm == nullptr)
    {
       logger_->warn("Graphic Product Message not found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
    else if (gpm == graphic_product_message())
    {
       // Skip if this is the message we previously processed
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NoChange);
       return;
    }
    set_graphic_product_message(gpm);
@@ -160,6 +163,7 @@ void Level3RadialView::ComputeSweep()
    if (descriptionBlock == nullptr || symbologyBlock == nullptr)
    {
       logger_->warn("Missing blocks");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -168,6 +172,7 @@ void Level3RadialView::ComputeSweep()
    if (numberOfLayers < 1)
    {
       logger_->warn("No layers present in symbology block");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -219,6 +224,7 @@ void Level3RadialView::ComputeSweep()
    else
    {
       logger_->debug("No radial data found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -227,6 +233,7 @@ void Level3RadialView::ComputeSweep()
    if (radials < 1 || radials > 720)
    {
       logger_->warn("Unsupported number of radials: {}", radials);
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -254,6 +261,7 @@ void Level3RadialView::ComputeSweep()
    if (gates < 1)
    {
       logger_->warn("No range bins in radial data");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 

scwx-qt/source/scwx/qt/view/level3_raster_view.cpp

@@ -116,6 +116,7 @@ void Level3RasterView::ComputeSweep()
    if (message == nullptr)
    {
       logger_->debug("Level 3 data not found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NotLoaded);
       return;
    }
 
@@ -125,11 +126,13 @@ void Level3RasterView::ComputeSweep()
    if (gpm == nullptr)
    {
       logger_->warn("Graphic Product Message not found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
    else if (gpm == graphic_product_message())
    {
       // Skip if this is the message we previously processed
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::NoChange);
       return;
    }
    set_graphic_product_message(gpm);
@@ -143,6 +146,7 @@ void Level3RasterView::ComputeSweep()
    if (descriptionBlock == nullptr || symbologyBlock == nullptr)
    {
       logger_->warn("Missing blocks");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -151,6 +155,7 @@ void Level3RasterView::ComputeSweep()
    if (numberOfLayers < 1)
    {
       logger_->warn("No layers present in symbology block");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -182,6 +187,7 @@ void Level3RasterView::ComputeSweep()
    if (rasterData == nullptr)
    {
       logger_->debug("No raster data found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 
@@ -196,6 +202,7 @@ void Level3RasterView::ComputeSweep()
    if (maxColumns == 0)
    {
       logger_->debug("No raster bins found");
+      Q_EMIT SweepNotComputed(types::NoUpdateReason::InvalidData);
       return;
    }
 

scwx-qt/source/scwx/qt/view/radar_product_view.hpp

@@ -3,6 +3,7 @@
 #include <scwx/common/color_table.hpp>
 #include <scwx/common/products.hpp>
 #include <scwx/qt/manager/radar_product_manager.hpp>
+#include <scwx/qt/types/map_types.hpp>
 
 #include <chrono>
 #include <memory>
@@ -75,6 +76,7 @@ protected slots:
 signals:
    void ColorTableUpdated();
    void SweepComputed();
+   void SweepNotComputed(types::NoUpdateReason reason);
 
 private:
    std::unique_ptr<RadarProductViewImpl> p;