1 /* PSPP - computes sample statistics.
2 Copyright (C) 2004 Free Software Foundation, Inc.
3 Written by John Darrington <john@darrington.wattle.id.au>
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
30 #include <math/chart-geometry.h>
31 #include <output/chart.h>
33 #include <libpspp/str.h>
34 #include <libpspp/alloc.h>
35 #include <output/manager.h>
36 #include <output/output.h>
43 extern const char *data_colour[];
45 enum tick_orientation {
51 /* Draw a tick mark at position
52 If label is non zero, then print it at the tick mark
54 void draw_tick(struct chart *chart,
55 enum tick_orientation orientation,
57 const char *label, ...);
60 /* Write the title on a chart*/
61 void chart_write_title(struct chart *chart, const char *title, ...);
64 /* Set the scale for the abscissa */
65 void chart_write_xscale(struct chart *ch, double min, double max, int ticks);
68 /* Set the scale for the ordinate */
69 void chart_write_yscale(struct chart *ch, double smin, double smax, int ticks);