added a text field displaying the number of selected competitors for a chart.

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/oldcompetitorcharts/OldCompetitorCharts.java

@@ -5,6 +5,7 @@ import java.util.List;
 
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.dom.client.DivElement;
+import com.google.gwt.dom.client.Style.Visibility;
 import com.google.gwt.event.dom.client.ChangeEvent;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
@@ -15,9 +16,11 @@ import com.google.gwt.user.client.ui.ListBox;
 import com.google.gwt.user.client.ui.Widget;
 import com.sap.sailing.domain.common.DetailType;
 import com.sap.sailing.gwt.home.client.place.event.regattaleaderboard.EventRegattaLeaderboardResources;
+import com.sap.sailing.gwt.ui.client.CompetitorSelectionProvider;
 import com.sap.sailing.gwt.ui.client.DetailTypeFormatter;
 import com.sap.sailing.gwt.ui.client.shared.charts.MultiCompetitorLeaderboardChart;
 import com.sap.sailing.gwt.ui.client.shared.charts.MultiCompetitorLeaderboardChartSettings;
+import com.sap.sse.common.Util;
 
 public class OldCompetitorCharts extends Composite {
     private static OldCompetitorChartsUiBinder uiBinder = GWT.create(OldCompetitorChartsUiBinder.class);
@@ -27,7 +30,7 @@ public class OldCompetitorCharts extends Composite {
 
     @UiField HTMLPanel oldCompetitorChartsPanel;
     @UiField ListBox chartTypeSelectionListBox;
-//    @UiField DivElement filterStateUi;
+    @UiField DivElement competitorSelectionStateUi;
     
     private final List<DetailType> availableDetailsTypes;
     private MultiCompetitorLeaderboardChart multiCompetitorChart;
@@ -81,4 +84,15 @@ public class OldCompetitorCharts extends Composite {
         }
         return result;
     }
+
+    public void updateSelectionState(CompetitorSelectionProvider competitorSelectionProvider) {
+        int selectedCompetitorsCount = Util.size(competitorSelectionProvider.getSelectedCompetitors());
+        if(selectedCompetitorsCount > 0) {
+            int competitorsCount = Util.size(competitorSelectionProvider.getAllCompetitors());
+            competitorSelectionStateUi.getStyle().setVisibility(Visibility.VISIBLE);
+            competitorSelectionStateUi.setInnerText(selectedCompetitorsCount + "/" + competitorsCount + " competitors selected.");
+        } else {
+            competitorSelectionStateUi.getStyle().setVisibility(Visibility.HIDDEN);
+        }
+    }
 }

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/oldcompetitorcharts/OldCompetitorCharts.ui.xml

@@ -18,11 +18,8 @@
 			  <div class="{res.mediaCss.column}" style="margin-bottom: 1em;">
 			   		<b><ui:text from="{i18n.chartSelectionHint}" /></b>
 			  </div>    
-			  <!-- 
-			  <div ui:field="filterStateUi" class="{res.mediaCss.column}" style="margin-bottom: 1em;">
-			   		<b>Filter: </b>
+			  <div ui:field="competitorSelectionStateUi" class="{res.mediaCss.column}" style="margin-bottom: 1em;">
 			  </div>    
-			   -->
 			  <div class="{res.mediaCss.small12} {res.mediaCss.columns}">
               	<g:HTMLPanel ui:field="oldCompetitorChartsPanel">
         		</g:HTMLPanel>

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/regattaanalytics/RegattaAnalytics.java

@@ -181,6 +181,7 @@ public class RegattaAnalytics extends Composite implements LeaderboardUpdateList
         setActiveTabPanel(competitorChartsTabPanel, competitorChartsAnchor);
         DetailType selectedChartDetailType = oldCompetitorChartsComposite.getSelectedChartDetailType();
         regattaAnalyticsManager.showCompetitorChart(selectedChartDetailType);
+        oldCompetitorChartsComposite.updateSelectionState(regattaAnalyticsManager.getCompetitorSelectionProvider());
         handleClickEvent(event, competitorChartsNavigation);
     }
 

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/regattaanalytics/RegattaAnalyticsDataManager.java

@@ -81,6 +81,10 @@ public class RegattaAnalyticsDataManager {
         return multiCompetitorChart;
     }
 
+    public CompetitorSelectionModel getCompetitorSelectionProvider() {
+        return competitorSelectionProvider;
+    }
+
     public void showCompetitorChart(DetailType chartDetailType) {
         // preselect the top N competitors in case there was no selection before and there too many competitors for a chart
         int competitorsCount = Util.size(competitorSelectionProvider.getAllCompetitors());

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/seriesanalytics/EventSeriesAnalytics.java

@@ -212,6 +212,7 @@ public class EventSeriesAnalytics extends Composite implements LeaderboardUpdate
         setActiveTabPanel(competitorChartsTabPanel, eventSeriesAnalyticsManager.getMultiCompetitorChart(), competitorChartsAnchor);
         DetailType selectedChartDetailType = oldCompetitorChartsComposite.getSelectedChartDetailType();
         eventSeriesAnalyticsManager.showCompetitorChart(selectedChartDetailType);
+        oldCompetitorChartsComposite.updateSelectionState(eventSeriesAnalyticsManager.getCompetitorSelectionProvider());
         handleClickEvent(event, competitorChartsNavigation);
     }
 

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/client/place/event/seriesanalytics/EventSeriesAnalyticsDataManager.java

@@ -125,6 +125,10 @@ public class EventSeriesAnalyticsDataManager {
         multiCompetitorChart.timeChanged(timer.getTime(), null);
     }
 
+    public CompetitorSelectionModel getCompetitorSelectionProvider() {
+        return competitorSelectionProvider;
+    }
+
     public void hideCompetitorChart() {
         MultiCompetitorLeaderboardChart multiCompetitorChart = getMultiCompetitorChart();
         multiCompetitorChart.setVisible(false);