[3019] | 1 | #!/usr/bin/perl |
---|
| 2 | # |
---|
| 3 | # Copyright (c) 1998-2000 |
---|
| 4 | # Sergey A. Babkin. All rights reserved. |
---|
| 5 | # |
---|
| 6 | # See the full text of the license in the COPYRIGHT file. |
---|
| 7 | # |
---|
| 8 | # Sergey A. Babkin (sab123@hotmail.com, babkin@users.sourceforge.net) |
---|
| 9 | # |
---|
| 10 | |
---|
| 11 | # |
---|
| 12 | # Script to transcode the Type1 disassembled font to other encoding |
---|
| 13 | # |
---|
| 14 | |
---|
| 15 | # calculation of UniqueID from old UID and encoding name |
---|
| 16 | # we don't have unsigned integer arithmetic in Perl |
---|
| 17 | # so we try to do at least something |
---|
| 18 | sub newuid |
---|
| 19 | { |
---|
| 20 | use integer; |
---|
| 21 | my ($u,$enc)=@_; |
---|
| 22 | my $i, $uid; |
---|
| 23 | |
---|
| 24 | $uid=substr($u, -6, 6); |
---|
| 25 | $u=substr($u, 0, 4); |
---|
| 26 | |
---|
| 27 | $uid+=0; |
---|
| 28 | for $i (split(//,$enc)) { |
---|
| 29 | $uid*=37; |
---|
| 30 | $uid+=ord($i); |
---|
| 31 | $uid+=($uid>>16) & 0xff; |
---|
| 32 | $uid&=0xffffff; |
---|
| 33 | } |
---|
| 34 | |
---|
| 35 | ($uid % 1000000) + 4000000; |
---|
| 36 | #$u . substr(sprintf("%d",$uid), 0, 5); |
---|
| 37 | } |
---|
| 38 | |
---|
| 39 | if($#ARGV != 1) { |
---|
| 40 | printf(STDERR "Use: trans src-table dst-table <src-font >dst-font\n"); |
---|
| 41 | exit 1; |
---|
| 42 | } |
---|
| 43 | |
---|
| 44 | # tables are formatted in two columns, one row per character |
---|
| 45 | # name decimal-code |
---|
| 46 | |
---|
| 47 | # Read the destination table |
---|
| 48 | |
---|
| 49 | open(FILE,"<".$ARGV[1]) |
---|
| 50 | or die "Unable to read $ARGV[2]\n"; |
---|
| 51 | while(<FILE>) { |
---|
| 52 | @sl=split(/\s+/); |
---|
| 53 | $dst{$sl[0]}=$sl[1]; |
---|
| 54 | } |
---|
| 55 | close(FILE); |
---|
| 56 | |
---|
| 57 | #read the source table and build the translation table |
---|
| 58 | |
---|
| 59 | open(FILE,"<".$ARGV[0]) |
---|
| 60 | or die "Unable to read $ARGV[0]\n"; |
---|
| 61 | while(<FILE>) { |
---|
| 62 | @sl=split(/\s+/); |
---|
| 63 | $trans{$sl[1]}=$dst{$sl[0]}; |
---|
| 64 | } |
---|
| 65 | close(FILE); |
---|
| 66 | |
---|
| 67 | # name of the encoding, for UniqueID |
---|
| 68 | $encname=$ARGV[1]; |
---|
| 69 | $encname =~ s|^.*\/||g; |
---|
| 70 | $encname =~ s|\..*$||g; |
---|
| 71 | |
---|
| 72 | # now read the font file, skip everything upto the encoding table |
---|
| 73 | # we suppose that the file was autogenerated by ttf2pt1 with my patches |
---|
| 74 | |
---|
| 75 | while(<STDIN>) { |
---|
| 76 | if( /^\/FontName\s+(\S+)/) { |
---|
| 77 | $fontname=$1; |
---|
| 78 | } |
---|
| 79 | if( /^\/UniqueID\s+(\S+)/) { |
---|
| 80 | use integer; |
---|
| 81 | my $uid=$1; |
---|
| 82 | $_=sprintf("/UniqueID %u def\n", &newuid($uid, $encname)); |
---|
| 83 | } |
---|
| 84 | print $_; |
---|
| 85 | if(/^\/Encoding/) { |
---|
| 86 | $fontfile=1; |
---|
| 87 | last; |
---|
| 88 | } |
---|
| 89 | if(/^StartCharMetrics/) { |
---|
| 90 | $fontfile=0; |
---|
| 91 | last; |
---|
| 92 | } |
---|
| 93 | } |
---|
| 94 | |
---|
| 95 | # read the old encoding table and build the new encoding table |
---|
| 96 | |
---|
| 97 | if($fontfile) { # .t1a |
---|
| 98 | while($row=<STDIN>) { |
---|
| 99 | if( $row !~ /^dup/) { |
---|
| 100 | last; |
---|
| 101 | } |
---|
| 102 | |
---|
| 103 | @sl=split(/\s+/,$row); |
---|
| 104 | |
---|
| 105 | $new=$trans{$sl[1]}; |
---|
| 106 | if($new eq "") { |
---|
| 107 | $new=$sl[1]; |
---|
| 108 | if($enc{$new} eq "") { |
---|
| 109 | $enc{$new}=$sl[2]; |
---|
| 110 | } |
---|
| 111 | } else { |
---|
| 112 | $enc{$new}=$sl[2]; |
---|
| 113 | } |
---|
| 114 | } |
---|
| 115 | |
---|
| 116 | # print new encoding table |
---|
| 117 | |
---|
| 118 | for $i (0..255) { |
---|
| 119 | if($enc{$i}) { |
---|
| 120 | printf("dup %d %s put\n",$i,$enc{$i}); |
---|
| 121 | } else { |
---|
| 122 | printf("dup %d /.notdef put\n",$i); |
---|
| 123 | } |
---|
| 124 | } |
---|
| 125 | } else { # .afm |
---|
| 126 | while($row=<STDIN>) { |
---|
| 127 | if($row !~ /^C\s+(\d+)(\s*;.*)\n/) { |
---|
| 128 | last; |
---|
| 129 | } |
---|
| 130 | $code=$1; |
---|
| 131 | $part2=$2; |
---|
| 132 | |
---|
| 133 | $new=$trans{$code}; |
---|
| 134 | if($new eq "") { |
---|
| 135 | $new=$code; |
---|
| 136 | if($enc{$new} eq "") { |
---|
| 137 | $enc{$new}=$part2; |
---|
| 138 | } |
---|
| 139 | } else { |
---|
| 140 | $enc{$new}=$part2; |
---|
| 141 | } |
---|
| 142 | } |
---|
| 143 | |
---|
| 144 | # print new encoding table |
---|
| 145 | |
---|
| 146 | for $i (0..255) { |
---|
| 147 | if($enc{$i}) { |
---|
| 148 | printf("C %d%s\n",$i,$enc{$i}); |
---|
| 149 | } |
---|
| 150 | } |
---|
| 151 | } |
---|
| 152 | |
---|
| 153 | print $row; |
---|
| 154 | |
---|
| 155 | # now copy the rest of file |
---|
| 156 | |
---|
| 157 | while(<STDIN>) { |
---|
| 158 | if( /^\/UniqueID\s+(\S+)/) { |
---|
| 159 | use integer; |
---|
| 160 | my $uid=$1; |
---|
| 161 | $_=sprintf("/UniqueID %u def\n", &newuid($uid, $encname)); |
---|
| 162 | } |
---|
| 163 | print; |
---|
| 164 | } |
---|