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      1 /*
      2  * Copyright  2010,2011  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 #include "hb-ot.h"
     33 
     34 #ifdef HAVE_GLIB
     35 #include <glib.h>
     36 #endif
     37 #include <stdlib.h>
     38 #include <stdio.h>
     39 
     40 int
     41 main (int argc, char **argv)
     42 {
     43   hb_blob_t *blob = NULL;
     44 
     45   if (argc != 2) {
     46     fprintf (stderr, "usage: %s font-file\n", argv[0]);
     47     exit (1);
     48   }
     49 
     50   /* Create the blob */
     51   {
     52     const char *font_data;
     53     unsigned int len;
     54     hb_destroy_func_t destroy;
     55     void *user_data;
     56     hb_memory_mode_t mm;
     57 
     58 #ifdef HAVE_GLIB
     59     GMappedFile *mf = g_mapped_file_new (argv[1], false, NULL);
     60     font_data = g_mapped_file_get_contents (mf);
     61     len = g_mapped_file_get_length (mf);
     62     destroy = (hb_destroy_func_t) g_mapped_file_unref;
     63     user_data = (void *) mf;
     64     mm = HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITABLE;
     65 #else
     66     FILE *f = fopen (argv[1], "rb");
     67     fseek (f, 0, SEEK_END);
     68     len = ftell (f);
     69     fseek (f, 0, SEEK_SET);
     70     font_data = (const char *) malloc (len);
     71     if (!font_data) len = 0;
     72     len = fread ((char *) font_data, 1, len, f);
     73     destroy = free;
     74     user_data = (void *) font_data;
     75     fclose (f);
     76     mm = HB_MEMORY_MODE_WRITABLE;
     77 #endif
     78 
     79     blob = hb_blob_create (font_data, len, mm, user_data, destroy);
     80   }
     81 
     82   /* Create the face */
     83   hb_face_t *face = hb_face_create (blob, 0 /* first face */);
     84   hb_blob_destroy (blob);
     85   blob = NULL;
     86 
     87   unsigned int p[5];
     88   bool ret = hb_ot_layout_get_size_params (face, p, p+1, p+2, p+3, p+4);
     89 
     90   printf ("%g %u %u %g %g\n", p[0]/10., p[1], p[2], p[3]/10., p[4]/10.);
     91 
     92   return !ret;
     93 }
     94