lib/tadummy.c

   1 /* tadummy.c */
   2
   3 /*
   4  * Copyright (C) 2011-2014 by Werner Lemberg.
   5  *
   6  * This file is part of the ttfautohint library, and may only be used,
   7  * modified, and distributed under the terms given in `COPYING'.  By
   8  * continuing to use, modify, or distribute this file you indicate that you
   9  * have read `COPYING' and understand and accept it fully.
  10  *
  11  * The file `COPYING' mentioned in the previous paragraph is distributed
  12  * with the ttfautohint library.
  13  */
  14
  15
  16 /* originally file `afdummy.c' (2011-Mar-28) from FreeType */
  17
  18 /* heavily modified 2011 by Werner Lemberg <wl@gnu.org> */
  19
  20 #include "tadummy.h"
  21 #include "tahints.h"
  22
  23
  24 static FT_Error
  25 ta_dummy_hints_init(TA_GlyphHints hints,
  26                     TA_StyleMetrics metrics)
  27 {
  28   ta_glyph_hints_rescale(hints, metrics);
  29
  30   hints->x_scale = metrics->scaler.x_scale;
  31   hints->y_scale = metrics->scaler.y_scale;
  32   hints->x_delta = metrics->scaler.x_delta;
  33   hints->y_delta = metrics->scaler.y_delta;
  34
  35   return FT_Err_Ok;
  36 }
  37
  38
  39 static FT_Error
  40 ta_dummy_hints_apply(TA_GlyphHints hints,
  41                      FT_Outline* outline)
  42 {
  43   FT_Error error;
  44
  45
  46   error = ta_glyph_hints_reload(hints, outline);
  47   if (!error)
  48     ta_glyph_hints_save(hints, outline);
  49
  50   return error;
  51 }
  52
  53
  54 const TA_WritingSystemClassRec ta_dummy_writing_system_class =
  55 {
  56   TA_WRITING_SYSTEM_DUMMY,
  57
  58   sizeof (TA_StyleMetricsRec),
  59
  60   (TA_WritingSystem_InitMetricsFunc)NULL,
  61   (TA_WritingSystem_ScaleMetricsFunc)NULL,
  62   (TA_WritingSystem_DoneMetricsFunc)NULL,
  63
  64   (TA_WritingSystem_InitHintsFunc)ta_dummy_hints_init,
  65   (TA_WritingSystem_ApplyHintsFunc)ta_dummy_hints_apply
  66 };
  67
  68 /* end of tadummy.c */