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#! perl |
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=head1 NAME |
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block-graphics-to-ascii - map block graphics to ascii characters |
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=head1 DESCRPTION |
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A not very useful example of filtering all text output to the terminal |
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by replacing all line-drawing characters (U+2500 .. U+259F) by a |
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similar-looking ascii character. |
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=cut |
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# simple example that uses the add_lines hook to filter unicode and vt100 line/box graphics |
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# ─━│┃┄┅┆┇┈┉┊┋┌┍┎┏┐┑┒┓└┕┖┗┘┙┚┛├┝┞┟┠┡┢┣┤┥┦┧┨┩┪┫┬┭┮┯┰┱┲┳┴┵┶┷┸┹┺┻┼┽┾┿╀╁╂╃╄╅╆╇╈╉╊╋╌╍╎╏ |
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my $rep_unicode = "--||--||--||++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--||" |
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# ═║╒╓╔╕╖╗╘╙╚╛╜╝╞╟╠╡╢╣╤╥╦╧╨╩╪╫╬╭╮╯╰╱╲ ╳╴╵╶╷╸╹╺╻╼╽╾╿▀▁▂▃▄▅▆▇█▉▊▋▌▍▎▏▐░▒▓▔▕▖▗▘▙▚▛▜▝▞▟ |
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. "=|+++++++++++++++++++++++++++++++/\\X-|-|-|-|-|-|#____#######|||||###~###########"; |
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# ↑↓→←█▚ ☃HIJKLMNOPQRSTUVWXYZ[\ ]^ ◆▒␉␌␍␊°±␋┘┐┌└┼⎺⎻─⎼⎽├┤┴┬│≤≥π≠£· |
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my $rep_acs = "↑↓<>#\\☃HIJKLMNOPQRSTUVWXYZ[\\]^ ◆#␉␌␍␊°±␋+++++⎺⎻-⎼⎽++++!<>π≠£·"; |
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sub on_add_lines { |
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my ($self, $str) = @_; |
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$str =~ s/([\x{2500}-\x{259f}])/substr $rep_unicode, (ord $1) - 0x2500, 1/ge; |
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$str =~ s/([\x41-\x7e])/substr $rep_acs, (ord $1) - 0x41, 1/ge |
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if $self->cur_charset eq "0"; |
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$self->scr_add_lines ($str); |
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} |
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