1 /* GNUPLOT - plot2d.h */
2 
3 /*[
4  * Copyright 1999, 2004   Thomas Williams, Colin Kelley
5  *
6  * Permission to use, copy, and distribute this software and its
7  * documentation for any purpose with or without fee is hereby granted,
8  * provided that the above copyright notice appear in all copies and
9  * that both that copyright notice and this permission notice appear
10  * in supporting documentation.
11  *
12  * Permission to modify the software is granted, but not the right to
13  * distribute the complete modified source code.  Modifications are to
14  * be distributed as patches to the released version.  Permission to
15  * distribute binaries produced by compiling modified sources is granted,
16  * provided you
17  *   1. distribute the corresponding source modifications from the
18  *    released version in the form of a patch file along with the binaries,
19  *   2. add special version identification to distinguish your version
20  *    in addition to the base release version number,
21  *   3. provide your name and address as the primary contact for the
22  *    support of your modified version, and
23  *   4. retain our contact information in regard to use of the base
24  *    software.
25  * Permission to distribute the released version of the source code along
26  * with corresponding source modifications in the form of a patch file is
27  * granted with same provisions 2 through 4 for binary distributions.
28  *
29  * This software is provided "as is" without express or implied warranty
30  * to the extent permitted by applicable law.
31 ]*/
32 
33 #ifndef GNUPLOT_PLOT2D_H
34 # define GNUPLOT_PLOT2D_H
35 
36 #include "syscfg.h"
37 
38 /* This allows a natural interpretation of providing only a single column in 'using' */
39 #define default_smooth_weight(option) \
40  (option == SMOOTH_BINS || option == SMOOTH_KDENSITY || \
41   option == SMOOTH_FREQUENCY)
42 
43 /* Variables of plot2d.c needed by other modules: */
44 
45 extern struct curve_points *first_plot;
46 
47 /* prototypes from plot2d.c */
48 
49 void plotrequest(void);
50 void refresh_bounds(struct curve_points *first_plot, int nplots);
51 
52 /* internal and external variables */
53 void cp_free(struct curve_points *cp);
54 void cp_extend(struct curve_points *cp, int num);
55 
56 #include "gp_types.h"
57 #include "gadgets.h"
58 struct text_label *store_label(struct text_label *, struct coordinate *,
59 				int i, char * string, double colorval);
60 void parse_plot_title(struct curve_points *this_plot,
61 			char *xtitle, char *ytitle, TBOOLEAN *set_title);
62 void reevaluate_plot_title(struct curve_points *this_plot);
63 
64 #endif /* GNUPLOT_PLOT2D_H */
65