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#ifndef BOKF_PDF_H
#define BOKF_PDF_H
#include <stddef.h>
struct pdf;
/* One-page A4 (595x842 pt) PDF 1.4 writer. Coordinates are in points with a
top-left origin; pdf_text's baseline is measured from the top. Colours are
"#rrggbb". Fonts are the base-14 Helvetica ("H") and Helvetica-Bold ("HB")
with WinAnsiEncoding; UTF-8 input is converted to WinAnsi. */
struct pdf *pdf_new(void);
int pdf_page(struct pdf *p);
void pdf_fill_rect(struct pdf *p, double x, double y, double w, double h,
const char *rgb);
void pdf_line(struct pdf *p, double x1, double y1, double x2, double y2,
double width, const char *rgb);
void pdf_text(struct pdf *p, double x, double baseline, const char *font,
double size, const char *rgb, const char *utf8);
double pdf_text_width(const char *font, double size, const char *utf8);
double pdf_font_ascent(const char *font, double size);
/* Draws utf8 at x/baseline, shrinking the size (down to min_size) to fit
max_w; if it still does not fit, truncates at a whole UTF-8 character so
the text ends with "...". */
void pdf_text_fit(struct pdf *p, double x, double baseline, const char *font,
double size, double min_size, double max_w, const char *rgb,
const char *utf8);
void pdf_path(struct pdf *p, const char *path, double x, double y,
const char *rgb);
unsigned char *pdf_finish(struct pdf *p, size_t *len);
#endif
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