X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fchart-geometry.h;h=67d35bb62fe423afcd248859c1db5e119c00ff39;hb=f89d8a893f83ad0cb95819ca60e6f4a718f7d988;hp=ef481feb40cbf130cab59bd51c240e2cc4a2ffaf;hpb=43b1296aafe7582e7dbe6c2b6a8b478d7d9b0fcf;p=pspp

diff --git a/src/math/chart-geometry.h b/src/math/chart-geometry.h
index ef481feb40..67d35bb62f 100644
--- a/src/math/chart-geometry.h
+++ b/src/math/chart-geometry.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2015 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -18,6 +18,14 @@
 #ifndef CHART_GEOMETRY_H
 #define CHART_GEOMETRY_H
 
-double chart_rounded_tick(double tick);
+struct decimal;
+void chart_rounded_tick (double tick, struct decimal *);
+
+void chart_get_scale (double high, double low,
+		      struct decimal *lower, struct decimal *interval, int *n_ticks);
+
+char *
+chart_get_ticks_format (const double max, const double min, const unsigned int nticks,
+			double *scale);
 
 #endif