kc3-lang/freetype/src/base/ftmm.c

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• Hash : 2fbf7e43
  Author :
  Date : 2000-06-02T00:01:14
  

  Added a lot of error checking code to the exported functions in the `base' subdir (not complete yet).

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• src/base/ftmm.c

• /***************************************************************************/
  /*                                                                         */
  /*  ftmm.c                                                                 */
  /*                                                                         */
  /*    Multiple Master font support (body).                                 */
  /*                                                                         */
  /*  Copyright 1996-2000 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 <freetype/ftmm.h>
  #include <freetype/internal/ftobjs.h>
  
    FT_EXPORT_FUNC( FT_Error )  FT_Get_Multi_Master( FT_Face           face,
                                                     FT_Multi_Master*  master )
    {
      FT_Error  error;
  
  
      if ( !face )
        return FT_Err_Invalid_Face_Handle;
      
      error = FT_Err_Invalid_Argument;
  
      if ( FT_HAS_MULTIPLE_MASTERS( face ) )
      {
        FT_Driver       driver = face->driver;
        FT_Get_MM_Func  func;
  
  
        func = (FT_Get_MM_Func)driver->interface.get_interface(
                                         driver, "get_mm" );
        if ( func )
          error = func( face, master );
      }
        
      return error;
    }                                                  
  
  
    FT_EXPORT_FUNC( FT_Error )  FT_Set_MM_Design_Coordinates(
                                  FT_Face   face,
                                  FT_UInt   num_coords,
                                  FT_Long*  coords )
    {
      FT_Error  error;
  
      
      if ( !face )
        return FT_Err_Invalid_Face_Handle;
  
      error = FT_Err_Invalid_Argument;
  
      if ( FT_HAS_MULTIPLE_MASTERS( face ) )
      {
        FT_Driver              driver = face->driver;
        FT_Set_MM_Design_Func  func;
  
  
        func = (FT_Set_MM_Design_Func)driver->interface.get_interface(
                                               driver, "set_mm_design" );
        if ( func )
          error = func( face, num_coords, coords );
      }
        
      return error;
    }                                                           
  
  
    FT_EXPORT_FUNC( FT_Error )  FT_Set_MM_Blend_Coordinates(
                                  FT_Face    face,
                                  FT_UInt    num_coords,
                                  FT_Fixed*  coords )
    {                                                          
      FT_Error  error;
  
      
      if ( !face )
        return FT_Err_Invalid_Face_Handle;
  
      error = FT_Err_Invalid_Argument;
  
      if ( FT_HAS_MULTIPLE_MASTERS( face ) )
      {
        FT_Driver             driver = face->driver;
        FT_Set_MM_Blend_Func  func;
  
        func = (FT_Set_MM_Blend_Func)driver->interface.get_interface(
                                               driver, "set_mm_blend" );
        if ( func )
          error = func( face, num_coords, coords );
      }
        
      return error;
    }
  
  
  /* END */
  

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