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/*
* 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 */