Added files in src/output

[pspp-builds.git] / src / output / charts / plot-chart.h

diff --git a/src/output/charts/plot-chart.h b/src/output/charts/plot-chart.h
new file mode 100644 (file)
index 0000000..ffcf3b0
--- /dev/null
+++ b/src/output/charts/plot-chart.h
@@ -0,0 +1,71 @@
+/* PSPP - computes sample statistics.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   Written by John Darrington <john@darrington.wattle.id.au>
+
+   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 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. */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdio.h>
+#include <float.h>
+#include <assert.h>
+#include <math.h>
+
+
+#include "chart-geometry.h"
+#include "chart.h"
+#include "str.h"
+#include "alloc.h"
+#include "manager.h"
+#include "output.h"
+
+
+#ifndef PLOT_CHART_H
+#define PLOT_CHART_H
+
+                                                            
+extern const char *data_colour[];
+
+enum tick_orientation {
+  TICK_ABSCISSA=0,
+  TICK_ORDINATE
+};
+
+
+/* Draw a tick mark at position
+   If label is non zero, then print it at the tick mark
+*/
+void draw_tick(struct chart *chart, 
+         enum tick_orientation orientation, 
+         double position, 
+              const char *label, ...);
+
+
+/* Write the title on a chart*/
+void   chart_write_title(struct chart *chart, const char *title, ...);
+
+
+/* Set the scale for the abscissa */
+void  chart_write_xscale(struct chart *ch, double min, double max, int ticks);
+
+
+/* Set the scale for the ordinate */
+void  chart_write_yscale(struct chart *ch, double smin, double smax, int ticks);
+
+
+#endif