freetype2/src/base/ftcolor.c

/****************************************************************************
 *
 * ftcolor.c
 *
 *   FreeType's glyph color management (body).
 *
 * Copyright 2018 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 <ft2build.h>
#include FT_INTERNAL_DEBUG_H
#include FT_INTERNAL_TRUETYPE_TYPES_H
#include FT_COLOR_H


#ifdef TT_CONFIG_OPTION_COLOR_LAYERS

  static
  const FT_Palette_Data  null_palette_data = { 0, NULL, NULL, 0, NULL };


  /* documentation is in ftcolor.h */

  FT_EXPORT_DEF( FT_Error )
  FT_Palette_Data_Get( FT_Face           face,
                       FT_Palette_Data  *apalette_data )
  {
    if ( !face )
      return FT_THROW( Invalid_Face_Handle );
    if ( !apalette_data)
      return FT_THROW( Invalid_Argument );

    if ( FT_IS_SFNT( face ) )
      *apalette_data = ( (TT_Face)face )->palette_data;
    else
      *apalette_data = null_palette_data;

    return FT_Err_Ok;
  }

#else /* !TT_CONFIG_OPTION_COLOR_LAYERS */

  FT_EXPORT_DEF( FT_Error )
  FT_Palette_Data_Get( FT_Face           face,
                       FT_Palette_Data  *apalette_data )
  {
    FT_UNUSED( face );
    FT_UNUSED( apalette );


    return FT_THROW( Unimplemented_Feature );
  }

#endif /* !TT_CONFIG_OPTION_COLOR_LAYERS */


/* END */