-/* PSPP - computes sample statistics.
- Copyright (C) 2004 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 2004, 2009 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 the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
-#include <config.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <math/chart-geometry.h>
#include <output/chart.h>
+#include <libpspp/compiler.h>
#include <libpspp/str.h>
-#include <libpspp/alloc.h>
#include <output/manager.h>
#include <output/output.h>
+#include "xalloc.h"
#ifndef PLOT_CHART_H
#define PLOT_CHART_H
-
+#define N_CHART_COLOURS 9
extern const char *const data_colour[];
-enum tick_orientation {
- TICK_ABSCISSA=0,
- TICK_ORDINATE
-};
+enum tick_orientation
+ {
+ TICK_ABSCISSA=0,
+ TICK_ORDINATE
+ };
/* Draw a tick mark at position
void draw_tick(struct chart *chart,
enum tick_orientation orientation,
double position,
- const char *label, ...);
+ const char *label, ...)
+ PRINTF_FORMAT (4, 5);
/* Write the title on a chart*/
-void chart_write_title(struct chart *chart, const char *title, ...);
+void chart_write_title(struct chart *chart, const char *title, ...)
+ PRINTF_FORMAT (2, 3);
/* Set the scale for the abscissa */
/* Write the ordinate label */
void chart_write_ylabel(struct chart *ch, const char *label);
+void chart_write_legend (struct chart *ch);
+
#endif