Index: trunk/Ohana/src/kapa2/include/structures.h
===================================================================
--- trunk/Ohana/src/kapa2/include/structures.h	(revision 27790)
+++ trunk/Ohana/src/kapa2/include/structures.h	(revision 29539)
@@ -161,4 +161,5 @@
   Label    *textline;      /* placed text labels */
   int      Ntextline;      
+  int      haveGraph;   // is there anything in the plot window?
 } KapaGraphWidget;
 
@@ -186,4 +187,5 @@
   Button   recenter_button;
   Button   hms_button; /* toggle HMS/DECIMAL mode (DECIMAL_DEG macro) */
+  Button   hex_button; /* toggle HEX / FLOAT mode */
   Button   grey_button;
   Button   rainbow_button;
@@ -199,4 +201,5 @@
   int      MovePointer;
   int      DecimalDegrees;
+  int      HexValue;
 
   // double   X, Y;           /* image pixel at screen center */