/usr/include/gmt/gmt_plot.h is in libgmt-dev 4.5.12-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id: gmt_plot.h 10173 2014-01-01 09:52:34Z pwessel $
*
* Copyright (c) 1991-2014 by P. Wessel and W. H. F. Smith
* See LICENSE.TXT file for copying and redistribution conditions.
*
* 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; version 2 or 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.
*
* Contact info: gmt.soest.hawaii.edu
*--------------------------------------------------------------------*/
#ifndef _GMT_PLOT_H
#define _GMT_PLOT_H
/* GMT symbol identifiers */
#define GMT_SYMBOL_NONE 99
#define GMT_SYMBOL_NOT_SET 999
#define GMT_SYMBOL_LINE 0
#define GMT_SYMBOL_BARX 1
#define GMT_SYMBOL_BARY 2
#define GMT_SYMBOL_CROSS 3
#define GMT_SYMBOL_POINT 4
#define GMT_SYMBOL_CIRCLE 5
#define GMT_SYMBOL_SQUARE 6
#define GMT_SYMBOL_TRIANGLE 7
#define GMT_SYMBOL_DIAMOND 8
#define GMT_SYMBOL_STAR 9
#define GMT_SYMBOL_HEXAGON 10
#define GMT_SYMBOL_ITRIANGLE 11
#define GMT_SYMBOL_CUBE 12
#define GMT_SYMBOL_COLUMN 13
#define GMT_SYMBOL_ELLIPSE 14
#define GMT_SYMBOL_VECTOR 15
#define GMT_SYMBOL_VECTOR2 16
#define GMT_SYMBOL_PIE 17
#define GMT_SYMBOL_RECT 18
#define GMT_SYMBOL_XDASH 19
#define GMT_SYMBOL_YDASH 20
#define GMT_SYMBOL_ZDASH 21
#define GMT_SYMBOL_TEXT 22
#define GMT_SYMBOL_PENTAGON 23
#define GMT_SYMBOL_OCTAGON 24
#define GMT_SYMBOL_CUSTOM 25
#define GMT_SYMBOL_ROTATERECT 26
#define GMT_SYMBOL_PLUS 27
#define GMT_SYMBOL_MANGLE 28
#define GMT_SYMBOL_FRONT -100
#define GMT_SYMBOL_QUOTED_LINE -200
#define GMT_POINT_SIZE 0.005 /* Size of a "dot" on a GMT PS map */
/* FRONT symbols */
#define GMT_FRONT_FAULT 0
#define GMT_FRONT_TRIANGLE 1
#define GMT_FRONT_SLIP 2
#define GMT_FRONT_CIRCLE 3
#define GMT_FRONT_BOX 4
/* Direction of FRONT symbols: */
#define GMT_FRONT_LEFT +1
#define GMT_FRONT_CENTERED 0
#define GMT_FRONT_RIGHT -1
struct GMT_FRONTLINE { /* A sub-symbol for symbols along a front */
double f_gap; /* Gap between front symbols in inches */
double f_len; /* Length of front symbols in inches */
double f_off; /* Offset of first symbol from start of front in inches */
GMT_LONG f_sense; /* Draw symbols to left (+1), centered (0), or right (-1) of line */
GMT_LONG f_symbol; /* Which symbol to draw along the front line */
};
struct GMT_SYMBOL {
GMT_LONG symbol; /* Symbol id */
GMT_LONG n_required; /* Number of additional columns necessary to decode chosen symbol */
GMT_LONG u; /* Measure unit id (0 = cm, 1 = inch, 2 = m, 3 = point */
GMT_LONG u_set; /* TRUE if a unit was specified */
double size_x; /* Current symbol size in x */
double size_y; /* Current symbol size in y */
double size_x2; /* Half size in x */
double size_y2; /* Half size in y */
double given_size_x; /* Symbol size read from file or command line */
double given_size_y; /* Symbol size read from file or command line */
GMT_LONG equal_area; /* Symbol should be scaled to give same area as circle */
GMT_LONG read_size; /* TRUE when we must read symbol size from file */
GMT_LONG shade3D; /* TRUE when we should simulate shading of 3D symbols cube and column */
GMT_LONG font_no; /* font to use for the -Sl symbol */
GMT_LONG n_nondim; /* Number of columns that has angles or km (and not dimensions with units) */
GMT_LONG nondim_col[6]; /* Which columns has angles or km for this symbol */
/* These apply to bar symbols */
double base; /* From what level to draw the bar */
GMT_LONG user_unit; /* if TRUE */
GMT_LONG base_set; /* TRUE if user provided a custom base [otherwise default to bottom axis */
/* These apply to vectors */
GMT_LONG convert_angles; /* If 2, convert azimuth to angle on map, 1 special case for -JX, 0 plain case */
GMT_LONG read_vector; /* if TRUE must read vector attributes */
GMT_LONG shrink; /* If TRUE, shrink vector attributes for small lengths */
double v_norm; /* shrink when lengths are smaller than this */
double v_shrink; /* Required scale factor */
double v_width; /* Width of vector stem in inches */
double h_length; /* Length of vector head in inches */
double h_width; /* Width of vector head in inches */
GMT_LONG v_just; /* How to justify vector: head point given (3), head (2), center(1), tail (0 - Default) */
GMT_LONG v_double_heads; /* If TRUE, Add 8 (|= 8) to outline to specify double-headed vector (FALSE is single-headed) */
char string[GMT_TEXT_LEN]; /* Character code to plot (could be octal) */
struct GMT_FRONTLINE f; /* parameters needed for a front */
struct GMT_CUSTOM_SYMBOL *custom; /* pointer to a custom symbol */
struct GMT_CONTOUR G; /* For labelled lines */
};
EXTERN_MSC struct GMT_PS GMT_ps;
EXTERN_MSC void GMT_color_image (double x0, double y0, double x_side, double y_side, unsigned char *image, GMT_LONG nx, GMT_LONG ny, GMT_LONG depth);
EXTERN_MSC void GMT_draw_map_rose (struct GMT_MAP_ROSE *mr);
EXTERN_MSC void GMT_draw_map_scale (struct GMT_MAP_SCALE *ms);
EXTERN_MSC void GMT_echo_command (int argc, char **argv);
EXTERN_MSC void GMT_setfill (struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_fill (double x[], double y[], GMT_LONG n, struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_fill_polygon (double *lon, double *lat, double z, GMT_LONG n, struct GMT_FILL *F, GMT_LONG outline);
EXTERN_MSC void GMT_plot_ellipse (double lon, double lat, double z, double major, double minor, double azimuth, struct GMT_FILL fill, GMT_LONG outline);
EXTERN_MSC void GMT_plot_rectangle (double lon, double lat, double z, double width, double height, double azimuth, struct GMT_FILL fill, GMT_LONG outline);
EXTERN_MSC void GMT_draw_fence (double x[], double y[], double z, GMT_LONG n, struct GMT_FRONTLINE *f, struct GMT_FILL *g, GMT_LONG outline);
EXTERN_MSC void GMT_linearx_grid (double w, double e, double s, double n, double dval);
EXTERN_MSC void GMT_map_basemap (void);
EXTERN_MSC void GMT_map_clip_off (void);
EXTERN_MSC void GMT_map_clip_on (int rgb[], GMT_LONG flag);
EXTERN_MSC void GMT_plot_line (double *x, double *y, int *pen, GMT_LONG n);
EXTERN_MSC void GMT_setpen (struct GMT_PEN *pen);
EXTERN_MSC void GMT_text3D (double x, double y, double z, double fsize, GMT_LONG fontno, char *text, double angle, GMT_LONG justify, GMT_LONG form);
EXTERN_MSC void GMT_textbox3D (double x, double y, double z, double size, GMT_LONG font, char *label, double angle, GMT_LONG just, GMT_LONG outline, double dx, double dy, int rgb[]);
EXTERN_MSC void GMT_timestamp (double x, double y, GMT_LONG justify, char *U_label);
EXTERN_MSC void GMT_vertical_axis (GMT_LONG mode);
EXTERN_MSC void GMT_xy_axis (double x0, double y0, double length, double val0, double val1, struct GMT_PLOT_AXIS *A, GMT_LONG below, GMT_LONG annotate);
EXTERN_MSC GMT_LONG *GMT_split_line (double **xx, double **yy, GMT_LONG *nn, GMT_LONG add_crossings);
EXTERN_MSC GMT_LONG GMT_plotend (void);
EXTERN_MSC GMT_LONG GMT_plotinit (int argc, char *argv[]);
EXTERN_MSC void GMT_square (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_circle (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_triangle (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_itriangle (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_diamond (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_hexagon (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_pentagon (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_octagon (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_star (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_plus (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_cross (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_rect (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_ellipse (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_pie (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_rotrect (double x, double y, double z, double size[], struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_vector (double x0, double y0, double x1, double y1, double z0, double tailwidth, double headlength, double headwidth, double shape, struct GMT_FILL *fill, GMT_LONG outline);
EXTERN_MSC void GMT_matharc (double x, double y, double z, double size[], double shape, struct GMT_PEN *pen, GMT_LONG status);
EXTERN_MSC char *GMT_export2proj4(char *pStrOut);
EXTERN_MSC struct EPS *GMT_epsinfo (char *program);
#endif /* _GMT_PLOT_H */
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