kc3-lang/freetype/src/cff/cf2stack.h

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• Hash : 283c8ed8
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  Date : 2013-04-13T15:02:31
  

  [cff] New files for Adobe's Type 2 interpreter and hinting engine.

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• src/cff/cf2stack.h

• /***************************************************************************/
  /*                                                                         */
  /*  cf2stack.h                                                             */
  /*                                                                         */
  /*    Adobe's code for emulating a CFF stack (specification).              */
  /*                                                                         */
  /*  Copyright 2007-2013 Adobe Systems Incorporated.                        */
  /*                                                                         */
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  /*  object code form as indicated by the copyright notice(s) included      */
  /*  herein (collectively, the "Work") is made available, and may only be   */
  /*  used, modified, and distributed under the FreeType Project License,    */
  /*  LICENSE.TXT.  Additionally, subject to the terms and conditions of the */
  /*  FreeType Project License, each contributor to the Work hereby grants   */
  /*  to any individual or legal entity exercising permissions granted by    */
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  /*  "Your") a perpetual, worldwide, non-exclusive, no-charge,              */
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  /*                                                                         */
  /***************************************************************************/
  
  
  #ifndef __CF2STACK_H__
  #define __CF2STACK_H__
  
  
  FT_BEGIN_HEADER
  
  
    /* CFF operand stack; specified maximum of 48 or 192 values */
    typedef struct  CF2_StackNumber_
    {
      union
      {
        CF2_Fixed  r;      /* 16.16 fixed point */
        CF2_Frac   f;      /* 2.30 fixed point (for font matrix) */
        CF2_Int    i;
      } u;
  
      CF2_NumberType  type;
  
    } CF2_StackNumber;
  
  
    typedef struct  CF2_StackRec_
    {
      FT_Memory         memory;
      FT_Error*         error;
      CF2_StackNumber   buffer[CF2_OPERAND_STACK_SIZE];
      CF2_StackNumber*  top;
  
    } CF2_StackRec, *CF2_Stack;
  
  
    FT_LOCAL( CF2_Stack )
    cf2_stack_init( FT_Memory  memory,
                    FT_Error*  error );
    FT_LOCAL( void )
    cf2_stack_free( CF2_Stack  stack );
  
    FT_LOCAL( CF2_UInt )
    cf2_stack_count( CF2_Stack  stack );
  
    FT_LOCAL( void )
    cf2_stack_pushInt( CF2_Stack  stack,
                       CF2_Int    val );
    FT_LOCAL( void )
    cf2_stack_pushFixed( CF2_Stack  stack,
                         CF2_Fixed  val );
  
    FT_LOCAL( CF2_Int )
    cf2_stack_popInt( CF2_Stack  stack );
    FT_LOCAL( CF2_Fixed )
    cf2_stack_popFixed( CF2_Stack  stack );
  
    FT_LOCAL( CF2_Fixed )
    cf2_stack_getReal( CF2_Stack  stack,
                       CF2_UInt   idx );
  
    FT_LOCAL( void )
    cf2_stack_clear( CF2_Stack  stack );
  
  
  FT_END_HEADER
  
  
  #endif /* __CF2STACK_H__ */
  
  
  /* END */
  

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