afdummy.c

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/****************************************************************************
 *
 * afdummy.c
 *
 *   Auto-fitter dummy routines to be used if no hinting should be
 *   performed (body).
 *
 * Copyright (C) 2003-2019 by
 * David Turner, Robert Wilhelm, and Werner Lemberg.
 *
 * This file is part of the FreeType project, and may only be used,
 * modified, and distributed under the terms of the FreeType project
 * license, LICENSE.TXT.  By continuing to use, modify, or distribute
 * this file you indicate that you have read the license and
 * understand and accept it fully.
 *
 */
 
 
#include "afdummy.h"
#include "afhints.h"
#include "aferrors.h"
 
 
  static FT_Error
  af_dummy_hints_init( AF_GlyphHints    hints,
                       AF_StyleMetrics  metrics )
  {
    af_glyph_hints_rescale( hints, metrics );
 
    hints->x_scale = metrics->scaler.x_scale;
    hints->y_scale = metrics->scaler.y_scale;
    hints->x_delta = metrics->scaler.x_delta;
    hints->y_delta = metrics->scaler.y_delta;
 
    return FT_Err_Ok;
  }
 
 
  static FT_Error
  af_dummy_hints_apply( FT_UInt          glyph_index,
                        AF_GlyphHints    hints,
                        FT_Outline*      outline,
                        AF_StyleMetrics  metrics )
  {
    FT_Error  error;
 
    FT_UNUSED( glyph_index );
    FT_UNUSED( metrics );
 
 
    error = af_glyph_hints_reload( hints, outline );
    if ( !error )
      af_glyph_hints_save( hints, outline );
 
    return error;
  }
 
 
  AF_DEFINE_WRITING_SYSTEM_CLASS(
    af_dummy_writing_system_class,
 
    AF_WRITING_SYSTEM_DUMMY,
 
    sizeof ( AF_StyleMetricsRec ),
 
    (AF_WritingSystem_InitMetricsFunc) NULL,                /* style_metrics_init    */
    (AF_WritingSystem_ScaleMetricsFunc)NULL,                /* style_metrics_scale   */
    (AF_WritingSystem_DoneMetricsFunc) NULL,                /* style_metrics_done    */
    (AF_WritingSystem_GetStdWidthsFunc)NULL,                /* style_metrics_getstdw */
 
    (AF_WritingSystem_InitHintsFunc)   af_dummy_hints_init, /* style_hints_init      */
    (AF_WritingSystem_ApplyHintsFunc)  af_dummy_hints_apply /* style_hints_apply     */
  )
 
 
/* END */