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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 */
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