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

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• Hash : c313c502
  Author :
  Date : 2003-09-11T19:51:54
  

  * include/freetype/ftmm.h, include/freetype/ftmodule.h, include/freetype/tttables.h, include/freetype/config/ftconfig.h, include/freetype/internal/ftobjs.h, include/freetype/internal/ftserv.h, include/freetype/internal/internal.h, include/freetype/internal/sfnt.h, include/freetype/internal/tttypes.h, include/freetype/internal/services/bdf.h, include/freetype/internal/services/glyfdict.h, include/freetype/internal/services/multmast.h, include/freetype/internal/services/postname.h, include/freetype/internal/services/sfnt.h, include/freetype/internal/services/xf86name.h, src/base/ftbdf.c, src/base/ftmm.c, src/base/ftobjs.c, src/base/ftxf86.c, src/bdf/bdfdrivr.c, src/cff/cffdrivr.c, src/cid/cidriver.c, src/pcf/pcfdrivr.c, src/sfnt/sfdriver.c, src/truetype/ttdriver.c, src/type1/t1driver.c, src/type42/t42drivr.c: heavy internal modifications to introduce the concept of "module services". This is the first step towards a massive simplification of the engine's internals, in order to get rid of various numbers of hacks. Note that this changes will break source & binary compatibility for authors of external font drivers. Maybe 2.1.6 will be called 2.2.0 after all :-)

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• src/base/ftmm.c

• /***************************************************************************/
  /*                                                                         */
  /*  ftmm.c                                                                 */
  /*                                                                         */
  /*    Multiple Master font support (body).                                 */
  /*                                                                         */
  /*  Copyright 1996-2001 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_MULTIPLE_MASTERS_H
  #include FT_INTERNAL_OBJECTS_H
  #include FT_SERVICE_MULTIPLE_MASTERS_H
  
  
    /*************************************************************************/
    /*                                                                       */
    /* The macro FT_COMPONENT is used in trace mode.  It is an implicit      */
    /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log  */
    /* messages during execution.                                            */
    /*                                                                       */
  #undef  FT_COMPONENT
  #define FT_COMPONENT  trace_mm
  
    static FT_Error
    ft_face_get_mm_service( FT_Face                   face,
                            FT_Service_MultiMasters  *aservice )
    {
      FT_Error  error;
      
      *aservice = NULL;
      
      if ( !face )
        return FT_Err_Invalid_Face_Handle;
      
      error = FT_Err_Invalid_Argument;
      
      if ( FT_HAS_MULTIPLE_MASTERS( face ) )
      {
        FT_FACE_LOOKUP_SERVICE( face, *aservice,
                                multi_masters,
                                FT_SERVICE_ID_MULTI_MASTERS );
      }
      return error;
    }
  
  
    /* documentation is in ftmm.h */
  
    FT_EXPORT_DEF( FT_Error )
    FT_Get_Multi_Master( FT_Face           face,
                         FT_Multi_Master  *amaster )
    {
      FT_Error                 error;
      FT_Service_MultiMasters  service;
  
      error = ft_face_get_mm_service( face, &service );
      if ( !error )
      {
        error = FT_Err_Invalid_Argument;
        if ( service->get_mm )
          error = service->get_mm( face, amaster );
      }
        
      return error;
    }
  
  
    /* documentation is in ftmm.h */
  
    FT_EXPORT_DEF( FT_Error )
    FT_Set_MM_Design_Coordinates( FT_Face   face,
                                  FT_UInt   num_coords,
                                  FT_Long*  coords )
    {
      FT_Error                 error;
      FT_Service_MultiMasters  service;
  
      error = ft_face_get_mm_service( face, &service );
      if ( !error )
      {
        error = FT_Err_Invalid_Argument;
        if ( service->set_mm_design )
          error = service->set_mm_design( face, num_coords, coords );
      }
      return error;
    }
  
  
    /* documentation is in ftmm.h */
  
    FT_EXPORT_DEF( FT_Error )
    FT_Set_MM_Blend_Coordinates( FT_Face    face,
                                 FT_UInt    num_coords,
                                 FT_Fixed*  coords )
    {
      FT_Error                 error;
      FT_Service_MultiMasters  service;
  
      error = ft_face_get_mm_service( face, &service );
      if ( !error )
      {
        error = FT_Err_Invalid_Argument;
        if ( service->set_mm_blend )
           error = service->set_mm_blend( face, num_coords, coords );
      }
      return error;
    }
  
  /* END */
  

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