Check the selection passed into setSelection in the selection plugin, to guard against errors when synchronizing plots (fix by Lau Bech Lauritzen).

git-svn-id: https://flot.googlecode.com/svn/trunk@246 1e0a6537-2640-0410-bfb7-f154510ff394

NEWS.txt

@@ -39,6 +39,9 @@ Bug fixes:
   (problem reported by Morgan).
 - Fixed problem with turning off bar outline (issue 253, fix by Jordi
   Castells).
+- Check the selection passed into setSelection in the selection
+  plugin, to guard against errors when synchronizing plots (fix by Lau
+  Bech Lauritzen).
 
 Flot 0.6
 --------

jquery.flot.selection.js

@@ -232,7 +232,7 @@ The plugin allso adds the following methods to the plot object:
 
             selection.show = true;
             plot.triggerRedrawOverlay();
-            if (!preventEvent)
+            if (!preventEvent && selectionIsSane())
                 triggerSelectedEvent();
         }