/*
* Copyright © 2018 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_AAT_MAP_HH
#define HB_AAT_MAP_HH
#include "hb.hh"
struct hb_aat_map_t
{
friend struct hb_aat_map_builder_t;
public :
struct range_flags_t
{
hb_mask_t flags;
unsigned cluster_first;
unsigned cluster_last; // end - 1
};
public :
hb_vector_t<hb_sorted_vector_t<range_flags_t>> chain_flags;
};
struct hb_aat_map_builder_t
{
public :
HB_INTERNAL hb_aat_map_builder_t (hb_face_t *face_,
const hb_segment_properties_t props_) :
face (face_),
props (props_) {}
HB_INTERNAL void add_feature (const hb_feature_t &feature);
HB_INTERNAL void compile (hb_aat_map_t &m);
public :
struct feature_info_t
{
hb_aat_layout_feature_type_t type;
hb_aat_layout_feature_selector_t setting;
bool is_exclusive;
unsigned seq; /* For stable sorting only. */
HB_INTERNAL static int cmp (const void *pa, const void *pb)
{
const feature_info_t *a = (const feature_info_t *) pa;
const feature_info_t *b = (const feature_info_t *) pb;
if (a->type != b->type) return (a->type < b->type ? -1 : 1 );
if (!a->is_exclusive &&
(a->setting & ~1 ) != (b->setting & ~1 )) return (a->setting < b->setting ? -1 : 1 );
return (a->seq < b->seq ? -1 : a->seq > b->seq ? 1 : 0 );
}
/* compares type & setting only */
int cmp (const feature_info_t& f) const
{
return (f.type != type) ? (f.type < type ? -1 : 1 ) :
(f.setting != setting) ? (f.setting < setting ? -1 : 1 ) : 0 ;
}
};
struct feature_range_t
{
feature_info_t info;
unsigned start;
unsigned end;
};
private :
struct feature_event_t
{
unsigned int index;
bool start;
feature_info_t feature;
HB_INTERNAL static int cmp (const void *pa, const void *pb) {
const feature_event_t *a = (const feature_event_t *) pa;
const feature_event_t *b = (const feature_event_t *) pb;
return a->index < b->index ? -1 : a->index > b->index ? 1 :
a->start < b->start ? -1 : a->start > b->start ? 1 :
feature_info_t::cmp (&a->feature, &b->feature);
}
};
public :
hb_face_t *face;
hb_segment_properties_t props;
public :
hb_sorted_vector_t<feature_range_t> features;
hb_sorted_vector_t<feature_info_t> current_features;
unsigned range_first = HB_FEATURE_GLOBAL_START;
unsigned range_last = HB_FEATURE_GLOBAL_END;
};
#endif /* HB_AAT_MAP_HH */
Messung V0.5 in Prozent C=95 H=97 G=95
¤ Dauer der Verarbeitung: 0.7 Sekunden
(vorverarbeitet am 2026-06-10)
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