62 lines
1.0 KiB
Plaintext
62 lines
1.0 KiB
Plaintext
.\" Implementation of the ATK PB and PE macros for use with groff and grops.
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.\" Load this after tmac.atk.
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.nr zT 0
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.if '\*(.T'ps' .nr zT 1
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.nr psatk-unit 1p
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.de psatk-defs
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ps: mdef 5
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/PB {
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/saved save def
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currentpoint translate
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\n[psatk-unit] u -\n[psatk-unit] u scale
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userdict begin
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/showpage {} def
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} bind def
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/PE {
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end
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saved restore
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} bind def
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/troffadjust {
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pop 0
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} bind def
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..
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.de PB
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.ne \\$1p
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.nr zT \\n(zT>0
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\\*[PB\\n(zT]\\
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..
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.de PE
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\\*[PE\\n(zT]\\
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..
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.ds PB0
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.\" The last line before the "'PE" is "\}" rather than ".\}". This
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.\" would cause a spurious space to be introduced before any picture
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.\" that was the first thing on a line. So we have to catch that and
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.\" remove it.
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.de PB1
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.ev psatk
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.fi
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.di psatk-mac
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\!ps: exec PB
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..
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.de PE0
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\v'-.75m'\
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\D'l \\$1p 0'\D'l 0 \\$2p'\D'l -\\$1p 0'\D'l 0 -\\$2p'\
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\h'\\$1p'\v'.75m'\x'\\$2p-1m>?0'\c
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..
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.ds psatk-init \Y[psatk-defs]
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.de PE1
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\!PE
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.di
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.di null
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.br
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.di
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.rm null
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.ev
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\v'-.75m'\
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\\*[psatk-init]\Y[psatk-mac]\
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\h'\\$1p'\v'.75m'\x'\\$2p-1m>?0'\c
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.rm psatk-mac
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.if \\n(.P .ds psatk-init
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..
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