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kc3-lang/harfbuzz/src/hb-shape-plan.h

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  • Author : Behdad Esfahbod
    Date : 2016-09-10 03:57:24
    Hash : 72ada4f0
    Message : [GX] Hook up feature variations Shape-plan caching is not implemented.

  • src/hb-shape-plan.h 
  • /*
 * Copyright © 2012  Google, 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.
 *
 * Google Author(s): Behdad Esfahbod
 */

#ifndef HB_H_IN
#error "Include <hb.h> instead."
#endif

#ifndef HB_SHAPE_PLAN_H
#define HB_SHAPE_PLAN_H

#include "hb-common.h"
#include "hb-font.h"

HB_BEGIN_DECLS

typedef struct hb_shape_plan_t hb_shape_plan_t;

HB_EXTERN hb_shape_plan_t *
hb_shape_plan_create (hb_face_t                     *face,
		      const hb_segment_properties_t *props,
		      const hb_feature_t            *user_features,
		      unsigned int                   num_user_features,
		      const char * const            *shaper_list);

HB_EXTERN hb_shape_plan_t *
hb_shape_plan_create_cached (hb_face_t                     *face,
			     const hb_segment_properties_t *props,
			     const hb_feature_t            *user_features,
			     unsigned int                   num_user_features,
			     const char * const            *shaper_list);

HB_EXTERN hb_shape_plan_t *
hb_shape_plan_create2 (hb_face_t                     *face,
		       const hb_segment_properties_t *props,
		       const hb_feature_t            *user_features,
		       unsigned int                   num_user_features,
		       const int                     *coords,
		       unsigned int                   num_coords,
		       const char * const            *shaper_list);

HB_EXTERN hb_shape_plan_t *
hb_shape_plan_create_cached2 (hb_face_t                     *face,
			      const hb_segment_properties_t *props,
			      const hb_feature_t            *user_features,
			      unsigned int                   num_user_features,
			      const int                     *coords,
			      unsigned int                   num_coords,
			      const char * const            *shaper_list);


HB_EXTERN hb_shape_plan_t *
hb_shape_plan_get_empty (void);

HB_EXTERN hb_shape_plan_t *
hb_shape_plan_reference (hb_shape_plan_t *shape_plan);

HB_EXTERN void
hb_shape_plan_destroy (hb_shape_plan_t *shape_plan);

HB_EXTERN hb_bool_t
hb_shape_plan_set_user_data (hb_shape_plan_t    *shape_plan,
			     hb_user_data_key_t *key,
			     void *              data,
			     hb_destroy_func_t   destroy,
			     hb_bool_t           replace);

HB_EXTERN void *
hb_shape_plan_get_user_data (hb_shape_plan_t    *shape_plan,
			     hb_user_data_key_t *key);


HB_EXTERN hb_bool_t
hb_shape_plan_execute (hb_shape_plan_t    *shape_plan,
		       hb_font_t          *font,
		       hb_buffer_t        *buffer,
		       const hb_feature_t *features,
		       unsigned int        num_features);

HB_EXTERN const char *
hb_shape_plan_get_shaper (hb_shape_plan_t *shape_plan);


HB_END_DECLS

#endif /* HB_SHAPE_PLAN_H */