add note about variable name picking as suggested by alex

[rrdtool-all.git] / program / src / rrd_graph.h

diff --git a/program/src/rrd_graph.h b/program/src/rrd_graph.h
index dca277f717c85e4a0e36e9fed52619a6c6d8d218..ef6a696be7c3f339072ba6245fa22c3f33ea50a8 100644 (file)
--- a/program/src/rrd_graph.h
+++ b/program/src/rrd_graph.h
@@ -16,6 +16,8 @@
 #define ONLY_GRAPH       0x20   /* use only graph */
 #define FORCE_RULES_LEGEND 0x40        /* force printing of HRULE and VRULE legend */
 
+#define FORCE_UNITS 0x80        /* mask for all FORCE_UNITS_* flags */
+#define FORCE_UNITS_SI 0x80     /* force use of SI units in Y axis (no effect in linear graph, SI instead of E in log graph) */
 
 enum tmt_en {TMT_SECOND=0,TMT_MINUTE,TMT_HOUR,TMT_DAY,
             TMT_WEEK,TMT_MONTH,TMT_YEAR};
@@ -116,6 +118,7 @@ typedef  struct graph_desc_t {
     gfx_color_t    col;        /* graph color */
     char  format[FMT_LEG_LEN+5]; /* format for PRINT AND GPRINT */
     char  legend[FMT_LEG_LEN+5]; /* legend*/
+    int            strftm;     /* should the VDEF legend be formated with strftime */
     double         leg_x,leg_y;  /* location of legend */   
     double         yrule;      /* value for y rule line and for VDEF */
     time_t         xrule;      /* time for x rule line and for VDEF */