X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd_graph.h;h=5a8af09aff5e4bc2e7be626abcf8249fa607b569;hb=a594d80c2349e0c711d12114256ae889564e41c1;hp=9ced52ee71fb5e60f59b564f9c72e24d75564d8e;hpb=1c19a4c8f01e04124caefc3394c19e00a4c5d78e;p=rrdtool.git

diff --git a/src/rrd_graph.h b/src/rrd_graph.h
index 9ced52e..5a8af09 100644
--- a/src/rrd_graph.h
+++ b/src/rrd_graph.h
@@ -42,6 +42,9 @@ enum vdef_op_en {
 		,VDEF_TOTAL	/* average multiplied by time */
 		,VDEF_FIRST	/* first non-unknown value and time */
 		,VDEF_LAST	/* last  non-unknown value and time */
+		,VDEF_LSLSLOPE  /* least squares line slope */
+		,VDEF_LSLINT    /* least squares line y_intercept */
+		,VDEF_LSLCORREL /* least squares line correlation coefficient */
 		};
 enum text_prop_en { TEXT_PROP_DEFAULT=0,   /* default settings */
 	            TEXT_PROP_TITLE,       /* properties for the title */
@@ -65,6 +68,7 @@ typedef struct vdef_t {
 
 typedef struct xlab_t {
     long         minsec;       /* minimum sec per pix */
+    long         length;       /* number of secs on the image */
     enum tmt_en  gridtm;       /* grid interval in what ?*/
     long         gridst;       /* how many whats per grid*/
     enum tmt_en  mgridtm;      /* label interval in what ?*/