hb-ot-layout-private.hh revision c43562b2a7587fa3f9ef4c1c4338e4eda77368b5
1fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod/* 2fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * Copyright (C) 2007,2008 Red Hat, Inc. 3fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * 4fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * This is part of HarfBuzz, an OpenType Layout engine library. 5fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * 6fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * Permission is hereby granted, without written agreement and without 7fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * license or royalty fees, to use, copy, modify, and distribute this 8fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * software and its documentation for any purpose, provided that the 9fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * above copyright notice and the following two paragraphs appear in 10fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * all copies of this software. 11fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * 12fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 13fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 14fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 15fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 16fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * DAMAGE. 17fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * 18fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 19fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 21fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 22fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 23fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * 24fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod * Red Hat Author(s): Behdad Esfahbod 25fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod */ 26fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod 27fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod#ifndef HB_OT_LAYOUT_PRIVATE_H 28fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod#define HB_OT_LAYOUT_PRIVATE_H 29fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod 30fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod#include "hb-private.h" 31fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod#include "hb-ot-layout.h" 32fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod 336f425b11799aa20dab553085f05744191b7318e2Behdad Esfahbod/* XXX */ 346f425b11799aa20dab553085f05744191b7318e2Behdad Esfahbod#include "harfbuzz-buffer.h" 356f425b11799aa20dab553085f05744191b7318e2Behdad Esfahbod 366f425b11799aa20dab553085f05744191b7318e2Behdad Esfahbod 3730bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbodtypedef unsigned int hb_ot_layout_class_t; 38ead428d7a0bf4dc84340a99f3959e5cc58123e99Behdad Esfahbod 39c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbodstruct _hb_ot_layout_t { 40c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod const struct GDEF *gdef; 41c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod const struct GSUB *gsub; 42c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod const struct /*XXX*/GSUBGPOS *gpos; 43c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod 44c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod struct { 45c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod unsigned char *klasses; 46c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod unsigned int len; 47c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod } new_gdef; 48c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod 49c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod /* TODO add max-nesting-level here? */ 50c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod}; 51c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod 52c43562b2a7587fa3f9ef4c1c4338e4eda77368b5Behdad Esfahbod 5354e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod/* XXX #define HB_OT_LAYOUT_INTERNAL static */ 5454e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod#define HB_OT_LAYOUT_INTERNAL 55aff831ed6787abe8e24a977e34d97ff2e0b7dc21Behdad Esfahbod 56aff831ed6787abe8e24a977e34d97ff2e0b7dc21Behdad EsfahbodHB_BEGIN_DECLS(); 57aff831ed6787abe8e24a977e34d97ff2e0b7dc21Behdad Esfahbod 5854e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod/* 5954e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod * GDEF 6054e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod */ 6154e5aac5e2947d4e2864c6f2987e4d275da73100Behdad Esfahbod 6254e5aac5e2947d4e2864c6f2987e4d275da73100Behdad EsfahbodHB_OT_LAYOUT_INTERNAL hb_bool_t 63e50c3978d37b2c0d6ddd4ced6a6196f6857cd596Behdad Esfahbod_hb_ot_layout_has_new_glyph_classes (hb_ot_layout_t *layout); 646f425b11799aa20dab553085f05744191b7318e2Behdad Esfahbod 6530bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad EsfahbodHB_OT_LAYOUT_INTERNAL unsigned int 6630bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod_hb_ot_layout_get_glyph_property (hb_ot_layout_t *layout, 6730bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod hb_codepoint_t glyph); 6830bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod 6930bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad EsfahbodHB_OT_LAYOUT_INTERNAL void 7030bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod_hb_ot_layout_set_glyph_property (hb_ot_layout_t *layout, 7130bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod hb_codepoint_t glyph, 7230bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod unsigned int property); 73590d55cbb9e21ef74dfd88eee51fd0a763958cd2Behdad Esfahbod 7454e5aac5e2947d4e2864c6f2987e4d275da73100Behdad EsfahbodHB_OT_LAYOUT_INTERNAL hb_bool_t 7530bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod_hb_ot_layout_check_glyph_property (hb_ot_layout_t *layout, 7630bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod HB_GlyphItem gitem, 7730bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod unsigned int lookup_flags, 7830bd763fa2fa4aceee51433ec9fc8dc28480b5d7Behdad Esfahbod unsigned int *property); 79aff831ed6787abe8e24a977e34d97ff2e0b7dc21Behdad Esfahbod 805a0b791184cf6ef39eae0570e14aca21abc32845Behdad Esfahbod/* XXX */ 815a0b791184cf6ef39eae0570e14aca21abc32845Behdad EsfahbodHB_Error 825a0b791184cf6ef39eae0570e14aca21abc32845Behdad Esfahbodhb_buffer_ensure( HB_Buffer buffer, 835a0b791184cf6ef39eae0570e14aca21abc32845Behdad Esfahbod HB_UInt size ); 845a0b791184cf6ef39eae0570e14aca21abc32845Behdad Esfahbod 85fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad EsfahbodHB_END_DECLS(); 86fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod 87fd92a3dde32fd10df30c9eeb97641bc3c15b1e9bBehdad Esfahbod#endif /* HB_OT_LAYOUT_PRIVATE_H */ 88