/*
* Copyright © 2022 Red Hat , Inc .
*
* This is part of HarfBuzz , a text shaping library .
*
* Permission is hereby granted , without written agreement and without
* license or royalty fees , to use , copy , modify , and distribute this
* software and its documentation for any purpose , provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software .
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT , INDIRECT , SPECIAL , INCIDENTAL , OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION , EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE .
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES , INCLUDING ,
* BUT NOT LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE . THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN " AS IS " BASIS , AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE , SUPPORT , UPDATES , ENHANCEMENTS , OR MODIFICATIONS .
*
* Red Hat Author ( s ) : Matthias Clasen
*/
#ifndef HB_CAIRO_H
#define HB_CAIRO_H
#include "hb.h"
#include <cairo.h>
HB_BEGIN_DECLS
HB_EXTERN cairo_font_face_t *
hb_cairo_font_face_create_for_font (hb_font_t *font);
HB_EXTERN hb_font_t *
hb_cairo_font_face_get_font (cairo_font_face_t *font_face);
HB_EXTERN cairo_font_face_t *
hb_cairo_font_face_create_for_face (hb_face_t *face);
HB_EXTERN hb_face_t *
hb_cairo_font_face_get_face (cairo_font_face_t *font_face);
/**
* hb_cairo_font_init_func_t :
* @ font : The # hb_font_t being created
* @ scaled_font : The respective # cairo_scaled_font_t
* @ user_data : User data accompanying this method
*
* The type of a virtual method to be called when a cairo
* face created using hb_cairo_font_face_create_for_face ( )
* creates an # hb_font_t for a # cairo_scaled_font_t .
*
* Return value : the # hb_font_t value to use ; in most cases same as @ font
*
* Since : 7 . 0 . 0
*/
typedef hb_font_t * (*hb_cairo_font_init_func_t) (hb_font_t *font,
cairo_scaled_font_t *scaled_font,
void *user_data);
HB_EXTERN void
hb_cairo_font_face_set_font_init_func (cairo_font_face_t *font_face,
hb_cairo_font_init_func_t func,
void *user_data,
hb_destroy_func_t destroy);
HB_EXTERN hb_font_t *
hb_cairo_scaled_font_get_font (cairo_scaled_font_t *scaled_font);
HB_EXTERN void
hb_cairo_font_face_set_scale_factor (cairo_font_face_t *font_face,
unsigned int scale_factor);
HB_EXTERN unsigned int
hb_cairo_font_face_get_scale_factor (cairo_font_face_t *font_face);
HB_EXTERN void
hb_cairo_glyphs_from_buffer (hb_buffer_t *buffer,
hb_bool_t utf8_clusters,
double x_scale_factor,
double y_scale_factor,
double x,
double y,
const char *utf8,
int utf8_len,
cairo_glyph_t **glyphs,
unsigned int *num_glyphs,
cairo_text_cluster_t **clusters,
unsigned int *num_clusters,
cairo_text_cluster_flags_t *cluster_flags);
HB_END_DECLS
#endif /* HB_CAIRO_H */
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