116 lines
3.0 KiB
C++
116 lines
3.0 KiB
C++
/*
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* Copyright © 2023 Behdad Esfahbod
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*/
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#ifndef HB_WASM_API_FONT_HH
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#define HB_WASM_API_FONT_HH
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#include "hb-wasm-api.hh"
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namespace hb {
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namespace wasm {
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HB_WASM_API (ptr_t(face_t), font_get_face) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font))
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{
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HB_REF2OBJ (font);
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hb_face_t *face = hb_font_get_face (font);
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HB_OBJ2REF (face);
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return faceref;
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}
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HB_WASM_API (void, font_get_scale) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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ptr_d(int32_t, x_scale),
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ptr_d(int32_t, y_scale))
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{
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HB_REF2OBJ (font);
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HB_PTR_PARAM(int32_t, x_scale);
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HB_PTR_PARAM(int32_t, y_scale);
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hb_font_get_scale (font, x_scale, y_scale);
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}
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HB_WASM_API (codepoint_t, font_get_glyph) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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codepoint_t unicode,
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codepoint_t variation_selector)
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{
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HB_REF2OBJ (font);
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codepoint_t glyph;
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hb_font_get_glyph (font, unicode, variation_selector, &glyph);
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return glyph;
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}
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HB_WASM_API (position_t, font_get_glyph_h_advance) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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codepoint_t glyph)
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{
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HB_REF2OBJ (font);
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return hb_font_get_glyph_h_advance (font, glyph);
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}
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HB_WASM_API (position_t, font_get_glyph_v_advance) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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codepoint_t glyph)
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{
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HB_REF2OBJ (font);
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return hb_font_get_glyph_v_advance (font, glyph);
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}
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static_assert (sizeof (glyph_extents_t) == sizeof (hb_glyph_extents_t), "");
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HB_WASM_API (bool_t, font_get_glyph_extents) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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codepoint_t glyph,
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ptr_d(glyph_extents_t, extents))
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{
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HB_REF2OBJ (font);
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HB_PTR_PARAM (glyph_extents_t, extents);
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if (unlikely (!extents))
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return false;
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return hb_font_get_glyph_extents (font, glyph,
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(hb_glyph_extents_t *) extents);
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}
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HB_WASM_API (void, font_glyph_to_string) (HB_WASM_EXEC_ENV
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ptr_d(font_t, font),
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codepoint_t glyph,
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char *s, uint32_t size)
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{
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HB_REF2OBJ (font);
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hb_font_glyph_to_string (font, glyph, s, size);
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}
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}}
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#endif /* HB_WASM_API_FONT_HH */
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