hb-graphite2.cc | Explore in Territory

/*
 * Copyright © 2011  Martin Hosken
 * Copyright © 2011  SIL International
 * Copyright © 2011,2012  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
 */

#include "hb.hh"

#ifdef HAVE_GRAPHITE2

#include "hb-shaper-impl.hh"

#include "hb-graphite2.h"

#include <graphite2/Segment.h>

#include "hb-ot-layout.h"


/**
 * SECTION:hb-graphite2
 * @title: hb-graphite2
 * @short_description: Graphite2 integration
 * @include: hb-graphite2.h
 *
 * Functions for using HarfBuzz with fonts that include Graphite features.
 * 
 * For Graphite features to work, you must be sure that HarfBuzz was compiled
 * with the `graphite2` shaping engine enabled. Currently, the default is to
 * not enable `graphite2` shaping.
 **/


/*
 * shaper face data
 */

hb_graphite2_tablelist_t;

struct hb_graphite2_face_data_t
{ … };

static const void *hb_graphite2_get_table (const void *data, unsigned int tag, size_t *len)
{ … }

hb_graphite2_face_data_t *
_hb_graphite2_shaper_face_data_create (hb_face_t *face)
{ … }

void
_hb_graphite2_shaper_face_data_destroy (hb_graphite2_face_data_t *data)
{ … }

/**
 * hb_graphite2_face_get_gr_face: (skip)
 * @face: @hb_face_t to query
 *
 * Fetches the Graphite2 gr_face corresponding to the specified
 * #hb_face_t face object.
 *
 * Return value: the gr_face found
 *
 * Since: 0.9.10
 */
gr_face *
hb_graphite2_face_get_gr_face (hb_face_t *face)
{ … }


/*
 * shaper font data
 */

struct hb_graphite2_font_data_t { … };

hb_graphite2_font_data_t *
_hb_graphite2_shaper_font_data_create (hb_font_t *font HB_UNUSED)
{ … }

void
_hb_graphite2_shaper_font_data_destroy (hb_graphite2_font_data_t *data HB_UNUSED)
{ … }

#ifndef HB_DISABLE_DEPRECATED
/**
 * hb_graphite2_font_get_gr_font: (skip)
 * @font: An #hb_font_t
 *
 * Always returns `NULL`. Use hb_graphite2_face_get_gr_face() instead.
 *
 * Return value: (nullable): Graphite2 font associated with @font.
 *
 * Since: 0.9.10
 * Deprecated: 1.4.2
 */
gr_font *
hb_graphite2_font_get_gr_font (hb_font_t *font HB_UNUSED)
{ … }
#endif


/*
 * shaper
 */

struct hb_graphite2_cluster_t { … };

hb_bool_t
_hb_graphite2_shape (hb_shape_plan_t    *shape_plan HB_UNUSED,
		     hb_font_t          *font,
		     hb_buffer_t        *buffer,
		     const hb_feature_t *features,
		     unsigned int        num_features)
{ … }


#endif
godot/thirdparty/harfbuzz/src/hb-graphite2.cc
