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#if !defined(POSTSCRIPT_H)
#define POSTSCRIPT_H
#include <stdio.h>
#include <stdlib.h>
#include <io_lib/Read.h>
#include "tk.h"
typedef struct {
/* Dimensions in pixels. */
int page_height, page_width;
char *orientation; /* portrait or landscape. */
int top_margin, bottom_margin, left_margin, right_margin;
char *font_type;
int font_size;
int panel_height, panel_width; /* Height and width of each printed segment. */
int panel_sep; /* Vertical separation between printed segments. */
int n_panel; /* The number of panels that will fit on the page. */
} PS_OPTIONS;
typedef struct {
int lw; /* Line width. */
char *colour_str;
XColor *XCol;
float rgb[3];
char *dash_str;
int *dash; /* Last element contains the offset. */
int n_dash;
} LINE_OPTIONS;
typedef struct {
int x, y;
} PS_POINT;
typedef struct {
char *text;
int x, y;
} PS_TEXT;
int ps_configure(PS_OPTIONS *ps_options, int argc, char **argv);
int free_ps_options(PS_OPTIONS *ps_options);
int ps_configure_line(Tcl_Interp *interp, Tk_Window tkwin,
LINE_OPTIONS *options, int argc, char **argv);
int free_ps_line(LINE_OPTIONS *options);
FILE *ps_fopen(char *filename, PS_OPTIONS ps_options);
void ps_newpage(FILE *ps_file, char *label, int page_number, PS_OPTIONS ps_options);
void ps_finishpage(FILE *ps_file);
void xfree_ps_text(PS_TEXT *ps_text, int n);
void ps_draw_lines(FILE *ps_file, LINE_OPTIONS options, PS_POINT *p, int NPoints);
void ps_draw_text(FILE *ps_file, PS_TEXT *t, int nt, float rgb[3], char align);
int char_to_ps_text(PS_TEXT *ps_text, char c, int x_pos, int y_pos);
int int_to_ps_text(PS_TEXT *ps_text, int num, int x_pos, int y_pos);
int inch_to_pixel(double inch);
double pixel_to_inch(int pixel);
#endif
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