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/* GNUPLOT - plot2d.h */
/*[
* Copyright 1999, 2004 Thomas Williams, Colin Kelley
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the complete modified source code. Modifications are to
* be distributed as patches to the released version. Permission to
* distribute binaries produced by compiling modified sources is granted,
* provided you
* 1. distribute the corresponding source modifications from the
* released version in the form of a patch file along with the binaries,
* 2. add special version identification to distinguish your version
* in addition to the base release version number,
* 3. provide your name and address as the primary contact for the
* support of your modified version, and
* 4. retain our contact information in regard to use of the base
* software.
* Permission to distribute the released version of the source code along
* with corresponding source modifications in the form of a patch file is
* granted with same provisions 2 through 4 for binary distributions.
*
* This software is provided "as is" without express or implied warranty
* to the extent permitted by applicable law.
]*/
#ifndef
GNUPLOT_PLOT2D_H
# define
GNUPLOT_PLOT2D_H
#include
"syscfg.h"
#include
"axis.h"
#include
"gp_types.h"
#include
"gadgets.h"
/* This allows a natural interpretation of providing only a single column in 'using' */
#define
default_smooth_weight
(
option
) \
(option == SMOOTH_BINS || option == SMOOTH_KDENSITY || option == SMOOTH_FREQUENCY)
/* Variables of plot2d.c needed by other modules: */
extern
struct
curve_points
*
first_plot
;
#ifdef
USE_POLAR_GRID
typedef
struct
pgrid
{
t_dgrid3d_mode
mode
;
int
theta_segments
;
int
r_segments
;
int
norm_q
;
TBOOLEAN
kdensity
;
double
scale
;
double
rmin
;
double
rmax
;
}
pgrid
;
extern
pgrid
polar_grid
;
extern
pgrid
default_polar_grid
;
#endif
/* prototypes from plot2d.c */
void
plotrequest
(
void
);
void
refresh_bounds
(
struct
curve_points
*
first_plot
,
int
nplots
);
void
polar_range_fiddling
(
struct
axis
*
xaxis
,
struct
axis
*
yaxis
);
/* internal and external variables */
void
cp_free
(
struct
curve_points
*
cp
);
void
cp_extend
(
struct
curve_points
*
cp
,
int
num
);
struct
text_label
*
store_label
(
struct
text_label
*
,
struct
coordinate
*
,
int
i
,
char
*
string
,
double
colorval
);
void
parse_plot_title
(
struct
curve_points
*
this_plot
,
char
*
xtitle
,
char
*
ytitle
,
TBOOLEAN
*
set_title
);
void
reevaluate_plot_title
(
struct
curve_points
*
this_plot
);
#endif
/* GNUPLOT_PLOT2D_H */
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