1 /* 2 * Copyright 2010,2011,2013 Google, Inc. 3 * 4 * This is part of HarfBuzz, a text shaping library. 5 * 6 * Permission is hereby granted, without written agreement and without 7 * license or royalty fees, to use, copy, modify, and distribute this 8 * software and its documentation for any purpose, provided that the 9 * above copyright notice and the following two paragraphs appear in 10 * all copies of this software. 11 * 12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 16 * DAMAGE. 17 * 18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 23 * 24 * Google Author(s): Behdad Esfahbod 25 */ 26 27 #ifdef HAVE_CONFIG_H 28 #include "config.h" 29 #endif 30 31 #include "hb.h" 32 #ifdef HAVE_FREETYPE 33 #include "hb-ft.h" 34 #endif 35 36 #ifdef HAVE_GLIB 37 # include <glib.h> 38 # if !GLIB_CHECK_VERSION (2, 22, 0) 39 # define g_mapped_file_unref g_mapped_file_free 40 # endif 41 #endif 42 #include <stdlib.h> 43 #include <stdio.h> 44 45 int 46 main (int argc, char **argv) 47 { 48 hb_blob_t *blob = NULL; 49 50 if (argc != 2) { 51 fprintf (stderr, "usage: %s font-file\n", argv[0]); 52 exit (1); 53 } 54 55 /* Create the blob */ 56 { 57 const char *font_data; 58 unsigned int len; 59 hb_destroy_func_t destroy; 60 void *user_data; 61 hb_memory_mode_t mm; 62 63 #ifdef HAVE_GLIB 64 GMappedFile *mf = g_mapped_file_new (argv[1], false, NULL); 65 font_data = g_mapped_file_get_contents (mf); 66 len = g_mapped_file_get_length (mf); 67 destroy = (hb_destroy_func_t) g_mapped_file_unref; 68 user_data = (void *) mf; 69 mm = HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITABLE; 70 #else 71 FILE *f = fopen (argv[1], "rb"); 72 fseek (f, 0, SEEK_END); 73 len = ftell (f); 74 fseek (f, 0, SEEK_SET); 75 font_data = (const char *) malloc (len); 76 if (!font_data) len = 0; 77 len = fread ((char *) font_data, 1, len, f); 78 destroy = free; 79 user_data = (void *) font_data; 80 fclose (f); 81 mm = HB_MEMORY_MODE_WRITABLE; 82 #endif 83 84 blob = hb_blob_create (font_data, len, mm, user_data, destroy); 85 } 86 87 hb_face_t *face = hb_face_create (blob, 0 /* first face */); 88 hb_blob_destroy (blob); 89 blob = NULL; 90 91 unsigned int upem = hb_face_get_upem (face); 92 hb_font_t *font = hb_font_create (face); 93 hb_face_destroy (face); 94 hb_font_set_scale (font, upem, upem); 95 #ifdef HAVE_FREETYPE 96 hb_ft_font_set_funcs (font); 97 #endif 98 99 hb_buffer_t *buf; 100 buf = hb_buffer_create (); 101 102 bool ret = true; 103 char line[BUFSIZ], out[BUFSIZ]; 104 while (fgets (line, sizeof(line), stdin) != 0) 105 { 106 hb_buffer_clear_contents (buf); 107 108 const char *p = line; 109 while (hb_buffer_deserialize_glyphs (buf, 110 p, -1, &p, 111 font, 112 HB_BUFFER_SERIALIZE_FORMAT_JSON)) 113 ; 114 if (*p && *p != '\n') 115 ret = false; 116 117 hb_buffer_serialize_glyphs (buf, 0, hb_buffer_get_length (buf), 118 out, sizeof (out), NULL, 119 font, HB_BUFFER_SERIALIZE_FORMAT_JSON, 120 HB_BUFFER_SERIALIZE_FLAG_DEFAULT); 121 puts (out); 122 } 123 124 hb_buffer_destroy (buf); 125 126 hb_font_destroy (font); 127 128 return !ret; 129 } 130