FUNCTIONS

1. PCF_FORMAT_MATCH
2. PCF_GLYPH_PAD_INDEX
3. PCF_GLYPH_PAD
4. PCF_SCAN_UNIT_INDEX
5. PCF_SCAN_UNIT
6. PCF_BYTE_ORDER
7. PCF_BIT_ORDER
8. PCF_FORMAT_BITS
9. PCF_SIZE_TO_INDEX
10. PCF_INDEX_TO_SIZE

   1 /*
   2  * pcf.h - a header file for pcf.c
   3  * by Hirotsugu Kakugawa
   4  *
   5  */
   6 /*
   7  * Copyright (C) 1996-1998 Hirotsugu Kakugawa. 
   8  * All rights reserved.
   9  *
  10  * This file is part of the VFlib Library.  This library is free
  11  * software; you can redistribute it and/or modify it under the terms of
  12  * the GNU Library General Public License as published by the Free
  13  * Software Foundation; either version 2 of the License, or (at your
  14  * option) any later version.  This library is distributed in the hope
  15  * that it will be useful, but WITHOUT ANY WARRANTY; without even the
  16  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  17  * PURPOSE.  See the GNU Library General Public License for more details.
  18  * You should have received a copy of the GNU Library General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  21  */
  22 
  23 #ifndef __VFLIB_PCF_H__
  24 #define __VFLIB_PCF_H__
  25 
  26 #define FONTCLASS_NAME            "pcf"
  27 
  28 #ifndef  PCF_DEFAULT_EXTENSIONS
  29 #  define   PCF_DEFAULT_EXTENSIONS  ".pcf"
  30 #endif
  31 
  32 #define PCF_ENV_FONT_DIR          "VFLIB_PCF_FONTS"
  33 
  34 
  35 typedef char  INT1;
  36 typedef int   INT2;
  37 typedef long  INT4;
  38 typedef long  CARD4;
  39 
  40 struct s_pcf_table {
  41   CARD4  type;
  42   CARD4  format;
  43   CARD4  size;
  44   CARD4  offset;
  45 };
  46 typedef struct s_pcf_table  *PCF_TABLE;
  47 
  48 #define PCF_MSB_FIRST  0
  49 #define PCF_LSB_FIRST  1
  50 
  51 #define PCF_FILE_VERSION       0x70636601     /* `p', `c', `f', 1 */
  52 #define PCF_FORMAT_MASK        0xffffff00
  53 #define PCF_FORMAT_MATCH(x,y)  (((x)&PCF_FORMAT_MASK)==((y)&PCF_FORMAT_MASK))
  54 
  55 #define PCF_DEFAULT_FORMAT     0x00000000
  56 #define PCF_INKBOUNDS          0x00000200
  57 #define PCF_ACCEL_W_INKBOUNDS  0x00000100
  58 #define PCF_COMPRESSED_METRICS 0x00000100
  59 
  60 #define PCF_GLYPH_PAD_MASK     (3<<0)
  61 #define PCF_BYTE_MASK          (1<<2)
  62 #define PCF_BIT_MASK           (1<<3)
  63 #define PCF_SCAN_UNIT_MASK     (3<<4)
  64 #define PCF_GLYPH_PAD_INDEX(f) ((f) & PCF_GLYPH_PAD_MASK)
  65 #define PCF_GLYPH_PAD(f)       (1 << PCF_GLYPH_PAD_INDEX(f))
  66 #define PCF_SCAN_UNIT_INDEX(f) (((f)&PCF_SCAN_UNIT_MASK) >> 4)
  67 #define PCF_SCAN_UNIT(f)       (1 << PCF_SCAN_UNIT_INDEX(f))
  68 
  69 #define PCF_BYTE_ORDER(f)  (((f)&PCF_BYTE_MASK) ? PCF_MSB_FIRST:PCF_LSB_FIRST)
  70 #define PCF_BIT_ORDER(f)   (((f)&PCF_BIT_MASK)  ? PCF_MSB_FIRST:PCF_LSB_FIRST)
  71 #define PCF_FORMAT_BITS(f) ((f) & (PCF_GLYPH_PAD_MASK | PCF_BYTE_MASK \
  72                                    | PCF_BIT_MASK | PCF_SCAN_UNIT_MASK))
  73 #define PCF_SIZE_TO_INDEX(s)   (((s)==4) ? 2 : (((s)==2) ? 1 : 0))
  74 #define PCF_INDEX_TO_SIZE(b)   (1<<b)
  75 
  76 #define PCF_PROPERTIES              (1<<0)
  77 #define PCF_ACCELERATORS            (1<<1)
  78 #define PCF_METRICS                 (1<<2)
  79 #define PCF_BITMAPS                 (1<<3)
  80 #define PCF_INK_METRICS             (1<<4)
  81 #define PCF_BDF_ENCODINGS           (1<<5)
  82 #define PCF_SWIDTHS                 (1<<6)
  83 #define PCF_GLYPH_NAMES             (1<<7)
  84 #define PCF_BDF_ACCELERATORS        (1<<8)
  85 
  86 #define PCF_GLYPHPADOPTIONS         4
  87 
  88 
  89 struct s_pcf_char {
  90   int    leftSideBearing;
  91   int    rightSideBearing;
  92   int    characterWidth;
  93   int    ascent;
  94   int    descent;
  95   int    attributes;
  96   int           bbx_width, bbx_height;
  97   int           off_x, off_y;
  98   int           mv_x, mv_y;
  99   unsigned char *bitmap;
 100   int           raster;
 101 };
 102 typedef struct s_pcf_char  *PCF_CHAR; 
 103 
 104 struct s_pcf {
 105   char    *path_name;
 106   char    *uncompress;
 107   double  point_size;
 108   int     pixel_size;
 109   int     size;
 110   double  dpi_x, dpi_y;
 111   double  slant;
 112   int     charset;
 113   int     firstCol, lastCol, firstRow, lastRow;
 114   int     defaultCh;
 115   int     ascent, descent;
 116   int     fontAscent, fontDescent;
 117   int     font_bbx_width, font_bbx_height;
 118   int     font_bbx_xoff, font_bbx_yoff;
 119   int           nchars;
 120   PCF_CHAR      char_table;
 121   unsigned char*bitmap_block;
 122   int           nencodings;
 123   INT2         *encoding;
 124   SEXP_ALIST    props;
 125 };
 126 typedef struct s_pcf  *PCF;
 127 
 128 #include "sexp.h"
 129 
 130 #endif /*__VFLIB_PCF_H__*/
 131 
 132 /*EOF*/