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

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• Hash : 1945b400
  Author :
  Date : 2022-07-25T10:45:55
  

  [cpluscplus] Wrap hb-subset types as well
  
  Also changes signature of get_user_data of hb.h types to take const
  object. This is safe.
  

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• 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
   */
  
  #if !defined(HB_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR)
  #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
  
  /**
   * hb_shape_plan_t:
   *
   * Data type for holding a shaping plan. 
   *
   * Shape plans contain information about how HarfBuzz will shape a
   * particular text segment, based on the segment's properties and the
   * capabilities in the font face in use.
   *
   * Shape plans can be queried about how shaping will perform, given a set
   * of specific input parameters (script, language, direction, features,
   * etc.).
   *
   **/
  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 (const 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 */
  

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