1be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod/* 2be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * Copyright © 2010,2011 Google, Inc. 3be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * 4be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * This is part of HarfBuzz, a text shaping library. 5be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * 6be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * Permission is hereby granted, without written agreement and without 7be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * license or royalty fees, to use, copy, modify, and distribute this 8be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * software and its documentation for any purpose, provided that the 9be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * above copyright notice and the following two paragraphs appear in 10be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * all copies of this software. 11be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * 12be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 13be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 14be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 15be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 16be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * DAMAGE. 17be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * 18be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 19be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 21be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 22be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 23be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * 24be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod * Google Author(s): Behdad Esfahbod 25be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod */ 26be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 27be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#ifdef HAVE_CONFIG_H 28be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#include "config.h" 29be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#endif 30be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 31be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#include "hb.h" 32be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 33be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#ifdef HAVE_GLIB 34c2bc818706df56022c8bb922df2b741cb120f7e4Behdad Esfahbod# include <glib.h> 35c2bc818706df56022c8bb922df2b741cb120f7e4Behdad Esfahbod# if !GLIB_CHECK_VERSION (2, 22, 0) 36c2bc818706df56022c8bb922df2b741cb120f7e4Behdad Esfahbod# define g_mapped_file_unref g_mapped_file_free 37c2bc818706df56022c8bb922df2b741cb120f7e4Behdad Esfahbod# endif 38be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#endif 39be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#include <stdlib.h> 40be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#include <stdio.h> 41be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 42be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#ifdef HAVE_FREETYPE 43be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#include "hb-ft.h" 44be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#endif 45be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 46be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbodint 47be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbodmain (int argc, char **argv) 48be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod{ 49be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_blob_t *blob = NULL; 50be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 51be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod if (argc != 2) { 52be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]); 53be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod exit (1); 54be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod } 55be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 56be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod /* Create the blob */ 57be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod { 58be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod const char *font_data; 59be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod unsigned int len; 60be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_destroy_func_t destroy; 61be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod void *user_data; 62be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_memory_mode_t mm; 63be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 64be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#ifdef HAVE_GLIB 658a7e70ef65952fc16b8c1d5f1126c94d9d81e755Behdad Esfahbod GMappedFile *mf = g_mapped_file_new (argv[1], false, NULL); 66be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod font_data = g_mapped_file_get_contents (mf); 67be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod len = g_mapped_file_get_length (mf); 68c2bc818706df56022c8bb922df2b741cb120f7e4Behdad Esfahbod destroy = (hb_destroy_func_t) g_mapped_file_unref; 69be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod user_data = (void *) mf; 70be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod mm = HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITABLE; 71be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#else 72be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod FILE *f = fopen (argv[1], "rb"); 73be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod fseek (f, 0, SEEK_END); 74be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod len = ftell (f); 75be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod fseek (f, 0, SEEK_SET); 76be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod font_data = (const char *) malloc (len); 77be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod if (!font_data) len = 0; 78be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod len = fread ((char *) font_data, 1, len, f); 79be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod destroy = free; 80be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod user_data = (void *) font_data; 81be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod fclose (f); 82be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod mm = HB_MEMORY_MODE_WRITABLE; 83be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#endif 84be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 85be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod blob = hb_blob_create (font_data, len, mm, user_data, destroy); 86be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod } 87be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 88be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod printf ("Opened font file %s: %u bytes long\n", argv[1], hb_blob_get_length (blob)); 89be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 90be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod /* Create the face */ 91be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_face_t *face = hb_face_create (blob, 0 /* first face */); 92be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_blob_destroy (blob); 93be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod blob = NULL; 94be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod unsigned int upem = hb_face_get_upem (face); 95be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 96be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_font_t *font = hb_font_create (face); 97be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_font_set_scale (font, upem, upem); 98be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 99be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#ifdef HAVE_FREETYPE 100be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_ft_font_set_funcs (font); 101be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod#endif 102be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 103be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_buffer_t *buffer = hb_buffer_create (); 104be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 105be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_buffer_add_utf8 (buffer, "\xe0\xa4\x95\xe0\xa5\x8d\xe0\xa4\xb0\xe0\xa5\x8d\xe0\xa4\x95", -1, 0, -1); 106ef9e02eddfc9a37d50723e96839635d79191d849Behdad Esfahbod hb_buffer_guess_segment_properties (buffer); 107be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 108be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_shape (font, buffer, NULL, 0); 109be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 110be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod unsigned int count = hb_buffer_get_length (buffer); 111be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_glyph_info_t *infos = hb_buffer_get_glyph_infos (buffer, NULL); 112be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_glyph_position_t *positions = hb_buffer_get_glyph_positions (buffer, NULL); 113be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 114be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod for (unsigned int i = 0; i < count; i++) 115be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod { 116be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_glyph_info_t *info = &infos[i]; 117be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_glyph_position_t *pos = &positions[i]; 118be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 119be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod printf ("cluster %d glyph 0x%x at (%d,%d)+(%d,%d)\n", 120be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod info->cluster, 121be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod info->codepoint, 122be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod pos->x_offset, 123be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod pos->x_offset, 124be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod pos->x_advance, 125be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod pos->y_advance); 126be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 127be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod } 128be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 129be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_buffer_destroy (buffer); 130be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_font_destroy (font); 131be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod hb_face_destroy (face); 132be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 133be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod return 0; 134be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod} 135be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 136be73a5f9368136ecbdb211b96516ad0c554c8201Behdad Esfahbod 137