kc3-lang/freetype/src/type1z/t1objs.h

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• Hash : 4f2c5544
  Author :
  Date : 2000-05-12T10:19:41
  

  additional changes, this time in order to pass extra parameters to font drivers when creating a new face object. The FT_Open_Args structure has been changed to simplify its use and allow generic parameters too..

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• src/type1z/t1objs.h

• /*******************************************************************
   *
   *  t1objs.h                                                    1.0
   *
   *    Type1 objects definition.         
   *
   *  Copyright 1996-1999 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.
   *
   ******************************************************************/
  
  #ifndef T1OBJS_H
  #define T1OBJS_H
  
  #include <freetype/internal/ftobjs.h>
  #include <freetype/config/ftconfig.h>
  #include <t1errors.h>
  #include <freetype/internal/t1types.h>
  
  #ifdef __cplusplus
    extern "C" {
  #endif
  
    /* The following structures must be defined by the hinter */
    typedef struct T1_Size_Hints_   T1_Size_Hints;
    typedef struct T1_Glyph_Hints_  T1_Glyph_Hints;
  
    /***********************************************************************/
    /*                                                                     */
    /* <Type> T1_Driver                                                    */
    /*                                                                     */
    /* <Description>                                                       */
    /*    A handle to a Type 1 driver object.                              */
    /*                                                                     */
    typedef struct T1_DriverRec_   *T1_Driver;
  
  
    /***********************************************************************/
    /*                                                                     */
    /* <Type> T1_Size                                                      */
    /*                                                                     */
    /* <Description>                                                       */
    /*    A handle to a Type 1 size object.                                */
    /*                                                                     */
    typedef struct T1_SizeRec_*  T1_Size;
  
  
    /***********************************************************************/
    /*                                                                     */
    /* <Type> T1_GlyphSlot                                                 */
    /*                                                                     */
    /* <Description>                                                       */
    /*    A handle to a Type 1 glyph slot object.                          */
    /*                                                                     */
    typedef struct T1_GlyphSlotRec_*  T1_GlyphSlot;
  
  
    /***********************************************************************/
    /*                                                                     */
    /* <Type> T1_CharMap                                                   */
    /*                                                                     */
    /* <Description>                                                       */
    /*    A handle to a Type 1 character mapping object.                   */
    /*                                                                     */
    /* <Note>                                                              */
    /*    The Type 1 format doesn't use a charmap but an encoding table.   */
    /*    The driver is responsible for making up charmap objects          */
    /*    corresponding to these tables..                                  */
    /*                                                                     */
    typedef struct T1_CharMapRec_*   T1_CharMap;
  
  
  
   /**************************************************************************/
   /*                                                                        */
   /*    NOW BEGINS THE TYPE1 SPECIFIC STUFF ..............................  */
   /*                                                                        */
   /**************************************************************************/
   
  
    /***************************************************/
    /*                                                 */
    /*  T1_Size :                                      */
    /*                                                 */
    /*    Type 1 size record..                         */
    /*                                                 */
    
    typedef struct T1_SizeRec_
    {
      FT_SizeRec      root;
      T1_Bool         valid;
      T1_Size_Hints*  hints;  /* defined in the hinter. This allows */
                              /* us to experiment with different    */
                              /* hinting schemes without having to  */
                              /* change 't1objs' each time..        */
    } T1_SizeRec;
  
  
  
    /***************************************************/
    /*                                                 */
    /*  T1_GlyphSlot :                                 */
    /*                                                 */
    /*    TrueDoc glyph record..                       */
    /*                                                 */
    
    typedef struct T1_GlyphSlotRec_
    {
      FT_GlyphSlotRec  root;
  
      T1_Bool          hint;
      T1_Bool          scaled;
      
      T1_Int           max_points;
      T1_Int           max_contours;
  
      FT_Fixed         x_scale;
      FT_Fixed         y_scale;
  
      T1_Glyph_Hints*  hints;  /* defined in the hinter */
  
    } T1_GlyphSlotRec;
  
  
  /*******************************************************************
   *
   *  <Function>  T1_Init_Face
   *
   *  <Description>
   *     Initialise a given Type 1 face object
   *
   *  <Input>
   *     face_index :: index of font face in resource
   *     resource   :: source font resource
   *     face       ::  face record to build
   *
   *  <Return>
   *     Error code.
   *
   ******************************************************************/
  
    LOCAL_DEF
    T1_Error  T1_Init_Face( FT_Stream     stream,
                            T1_Face       face,
                            FT_Int        face_index,
                            FT_Int        num_params,
                            FT_Parameter* params );
  
  
  
  /*******************************************************************
   *
   *  <Function> T1_Done_Face
   *
   *  <Description>
   *     Finalise a given face object
   *
   *  <Input>
   *     face  :: handle  to the face object to destroy
   *
   ******************************************************************/
  
    LOCAL_DEF
    void  T1_Done_Face( T1_Face  face );
  
  
  
  /*******************************************************************
   *
   *  <Function> T1_Init_Size
   *
   *  <Description>
   *     Initialise a new Type 1 size object
   *
   *  <Input>
   *     size  :: handle to size object
   *
   *  <Return>
   *     Type 1 error code. 0 means success.
   *
   ******************************************************************/
  
    LOCAL_DEF
    T1_Error  T1_Init_Size( T1_Size  size );
  
  
  
  /*******************************************************************
   *
   * <Function>  T1_Done_Size
   *
   * <Description>
   *    The Type 1 size object finaliser.
   *
   * <Input>
   *    size   :: handle to the target size object.
   *
   ******************************************************************/
  
    LOCAL_DEF
    void  T1_Done_Size( T1_Size  size );
  
  
  /*******************************************************************
   *
   * <Function>  T1_Reset_Size
   *
   * <Description>
   *    Reset a Type 1 size when resolutions and character dimensions
   *    have been changed..
   *
   * <Input>
   *    size   :: handle to the target size object.
   *
   ******************************************************************/
  
    LOCAL_DEF
    T1_Error  T1_Reset_Size( T1_Size  size );
  
  
  
  /*******************************************************************
   *
   *  <Function> T1_Init_GlyphSlot
   *
   *  <Description> The TrueType glyph slot initialiser
   *
   *  <Input>  glyph ::  glyph record to build.
   *
   *  <Output> Error code.
   *
   ******************************************************************/
  
    LOCAL_DEF
    T1_Error  T1_Init_GlyphSlot( T1_GlyphSlot  slot );
  
  
  
  /*******************************************************************
   *
   *  <Function> T1_Done_GlyphSlot
   *
   *  <Description> The Type 1 glyph slot finaliser
   *
   *  <Input>  glyph  :: handle to glyph slot object
   *
   *  <Output>  Error code.                       
   *
   ******************************************************************/
  
    LOCAL_DEF
    void  T1_Done_GlyphSlot( T1_GlyphSlot  slot );
  
  
  
  /*******************************************************************
   *
   *  <Function>  T1_Init_Driver
   *
   *  <Description>
   *     Initialise a given Type 1 driver object
   *
   *  <Input>
   *     driver ::  handle to target driver object
   *
   *  <Return>
   *     Error code.
   *
   ******************************************************************/
  
    LOCAL_DEF
    T1_Error  T1_Init_Driver( T1_Driver  driver );
  
  
  
  /*******************************************************************
   *
   *  <Function> T1_Done_Driver
   *
   *  <Description>
   *     finalise a given Type 1 driver
   *
   *  <Input>
   *     driver  :: handle to target Type 1 driver
   *
   ******************************************************************/
  
    LOCAL_DEF
    void  T1_Done_Driver( T1_Driver  driver );
  
  #ifdef __cplusplus
    }
  #endif
  
  #endif /* T1OBJS_H */
  
  
  /* END */
  

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