label fix

matlab/gdat_plot.m

@@ -126,8 +126,12 @@ if all(isfield(gdat_data,{'data','t'})) && ~isempty(gdat_data.data) && ~isempty(
   maxnblines = 1;
   for i=1:numel(linehandles)
     maxnblines = max(maxnblines,numel(linehandles{i}));
-    for j=1:numel(linehandles{i})
-      set(linehandles{i}(j),'DisplayName',[num2str(gdat_data.shot) ',' num2str(j)]);
+    if numel(linehandles{i}) == 1
+      set(linehandles{i},'DisplayName',[num2str(gdat_data.shot)]);
+    else
+      for j=1:numel(linehandles{i})
+        set(linehandles{i}(j),'DisplayName',[num2str(gdat_data.shot) ',' num2str(j)]);
+      end
     end
   end
   if maxnblines==1; legend show; end