summaryrefslogtreecommitdiff
path: root/macros/plain/contrib/metatex/metatex.tex
blob: 5164807a7543ecf9cbf32ec77b28c73898535013 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
% METATeX.TeX (RMCG19940730)

%    METATeX.TeX communicates TeX and METAFONT
%    Copyright (C) 2003, 2004  Ram\'on Casares
%
%    This program is free software; you can redistribute it and/or modify
%    it under the terms of the GNU General Public License as published by
%    the Free Software Foundation; either version 2 of the License, or
%    (at your option) any later version.
%
%    This program is distributed in the hope that it will be useful,
%    but WITHOUT ANY WARRANTY; without even the implied warranty of
%    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
%    GNU General Public License for more details.
%
%    You should have received a copy of the GNU General Public License
%    along with this program; if not, write to the
%       Free Software Foundation, Inc.,
%       59 Temple Place, Suite 330,
%       Boston, MA  02111-1307  USA

%\message{V1.0 by RMCG 20031002}
\message{V1.1 by RMCG 20040812} % mptopdf -> mtmp2pdf

\chardef\MToldatcatcode=\catcode`\@\catcode`\@=11

\newif\ifMTf@le % true if auxiliar.mf is found (second pass)
\newif\ifMTmf % true if second pass and MF (not MPost) has drawn the figures
\newwrite\MToutf@le
\newread\MTinf@le
\newbox\MTbox
\newbox\MTb@x
\newcount\MTn@
\newdimen\MTxpos@
\newdimen\MTypos@

\openin\MTinf@le=auxiliar.mf % First see if the mf file exists
\ifeof\MTinf@le \MTf@lefalse \else \MTf@letrue \fi
\closein\MTinf@le

\def\MTendmark{}
{\obeylines\gdef\MTign@re#1
 {\def\next{#1}\ifx\next\MTendmark \let\next\endgroup \else %
  \let\next\MTign@re\fi \next}}
{\obeylines\gdef\MTc@py#1
 {\def\next{#1}\ifx\next\MTendmark \let\next\endgroup \else %
  \immediate\write\MToutf@le{\next}\let\next\MTc@py\fi \next}}

{\obeylines\gdef\MTign@reline#1
 {\endgroup}}
{\obeylines\gdef\MTc@pyline#1
 {\immediate\write\MToutf@le{#1}\endgroup}}

\def\MTsetupc@py{\def\do##1{\catcode`##1=12 }\dospecials
 \catcode`\\=0 \let\\=\MTbackslash \obeyspaces\obeylines}

\def\MTmf@mp{\ifeof\MTinf@le
 \errhelp={It seems to me that file auxiliar.mf has not been processed,
           or that file auxiliar.log was deleted.}%
 \errmessage{File auxiliar.log not found}%
 \else
  \read\MTinf@le to \next % reads METAXXXX banner
  \def\MT@mf{METAFONT}%
  \def\MT@##1 ##2 ##3,##4\MT@@{##3}% #1 = This, #2 = is, #3 = METAFONT ?
  \edef\MTmeta{\expandafter\MT@\next\MT@@}%
  \message{(Drawings made by \MTmeta)}%
  \ifx\MTmeta\MT@mf \MTmftrue \else \MTmffalse \fi
 \fi}

\def\MTl@gl@b{\MTloglabel }
\def\MTgetl@g{\ifeof\MTinf@le \let\next\relax
  \errhelp={I was expecting to read a label location.}%
  \errmessage{Unexpected end of auxiliar.log}%
 \else \read\MTinf@le to \next
 \ifx\next\MTl@gl@b \let\next\relax
 {\catcode`\>=9
  \global\read\MTinf@le to \MTxpos@text
  \global\read\MTinf@le to \MTypos@text }%
 \else \let\next\MTgetl@g \fi\fi \next}

\escapechar=-1 \edef\MTbackslash{\string\\}\escapechar=`\\
\def\MTslashing{\begingroup \escapechar=-1 \edef\\{\string\\}%
 \edef\{{\string\{}\edef\}{\string\}}\edef\#{\string\#}%
 \edef\${\string\$}\edef\^{\string\^}\edef\_{\string\_}%
 \edef\&{\string\&}\edef\~{\string\~}\edef\%{\string\%}%
 \escapechar=`\\}
\let\MTendslashing=\endgroup

\def\MTf@rst#1#2#3/{#1}\def\MTsec@nd#1#2#3/{#2}

\ifMTf@le \message{Second TeX pass} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \openin\MTinf@le=auxiliar.log
 \MTmf@mp
 \ifMTmf % METAFONT has written auxiliar.log
  \font\MTfont=auxiliar \def\MTchar{\MTfont\char\MTn@}%
 \else   % MetaPost has written auxiliar.log
  \ifx\pdfliteral\undefined
   \def\MTchar{\special{psfile=auxiliar.\number\MTn@}}%
  \else
   \input mtmp2pdf
   \def\MTchar{\MPtoPDF{auxiliar.\number\MTn@}}%
   %\input supp-pdf.tex % Context
   %\let\oldfinMPgrap=\finishMPgraphic % to avoid centering
   %\def\finishMPgraphic{\xdef\MPxoffset{0}\xdef\MPyoffset{0}\oldfinMPgrap}%
   %\def\MTchar{\convertMPtoPDF{auxiliar.\number\MTn@}{1}{1}}%
  \fi
 \fi
 \def\MTcode{\begingroup\MTsetupc@py\MTign@re{ }}
 \def\MT:{\begingroup\MTsetupc@py\MTign@reline}
 \def\MTline#1{}
 \def\MTbeginchar(#1,#2,#3);{\setbox\MTb@x=\hbox{\MTchar}%
  \wd\MTb@x=#1\ht\MTb@x=#2\dp\MTb@x=#3\setbox\MTbox=\vtop{\box\MTb@x}}
 \def\MTlabel#1(#2)#3"#4";{\setbox\MTb@x\hbox{#4}\MTgetl@g
  \MTxpos@=\MTxpos@text pt \MTypos@=\MTypos@text pt \dimen@=\dp\MTbox
  \setbox\MTbox=\vtop{\unvbox\MTbox\nointerlineskip
   \def\1{\MTf@rst#3cc/}\def\2{\MTsec@nd#3cc/}%
   \vbox to 0pt{\advance\dimen@\MTypos@ \kern-\dimen@
    \if b\1\kern-\ht\MTb@x \else \if c\1\kern-0.5\ht\MTb@x \fi\fi
    \hbox to 0pt{\kern\MTxpos@
     \if r\2\kern-\wd\MTb@x \else \if c\2\kern-0.5\wd\MTb@x \fi\fi
     \box\MTb@x\hss}\vss}}}
 \def\MTendchar;{\global\advance\MTn@1 }
\else \message{First TeX pass} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \let\MTfont=\nullfont
 \let\MTchar=\relax
 \tracinglostchars=0
 \immediate\openout\MToutf@le=auxiliar.mf
 \def\MTcode{\begingroup\MTsetupc@py\MTc@py{ }}
 \def\MT:{\begingroup\MTsetupc@py\MTc@pyline}
 \def\MTline#1{\MTslashing\immediate\write\MToutf@le{#1}\MTendslashing}
 \def\MTbeginchar(#1,#2,#3);{%
  \MTline{beginchar(\number\MTn@,#1\#,#2\#,#3\#); \% line \the\inputlineno}%
  \global\setbox\MTbox=\vtop{}\wd\MTbox=#1\ht\MTbox=#2\dp\MTbox=#3}
 \def\MTlabel#1(#2)#3"#4";{{\setbox0=\hbox{#4}%
  \def\1{\MTf@rst#3cc/}\def\2{\MTsec@nd#3cc/}%
  \MTline{ MTlabel(#2)("\1","\2","#1",\the\wd0,\the\ht0,\the\dp0);}}}
 \def\MTendchar;{\MTline{endchar;}\MTline{}\global\advance\MTn@1 }
\fi

\MT:% Generated by METATeX
\MT:
\MT: mag:=\number\mag/1000;
\MT:
\MT: truept = pt/mag; truept# = pt#/mag;
\MT: truepc = pc/mag; truepc# = pc#/mag;
\MT: truein = in/mag; truein# = in#/mag;
\MT: truebp = bp/mag; truebp# = bp#/mag;
\MT: truecm = cm/mag; truecm# = cm#/mag;
\MT: truemm = mm/mag; truemm# = mm#/mag;
\MT: truedd = dd/mag; truedd# = dd#/mag;
\MT: truecc = cc/mag; truecc# = cc#/mag;
\MT:
\MT:if known prologues: % if mpost:
\MT:
\MT: mm#=2.84528;      pt#=1;        dd#=1.07001;      bp#=1.00375;
\MT: cm#=28.45276;     pc#=12;       cc#=12.84010;     in#=72.27;
\MT:
\MT: string extra_setup, extra_beginchar, extra_endchar;
\MT: extra_setup = extra_beginchar = extra_endchar = "";
\MT:
\MT: def mode_setup =
\MT:  proofing:=0;                   % no, we're not making proofs
\MT:  fontmaking:=0;                 % no, we're not making a font
\MT:  tracingtitles:=0;              % no, don't show titles at all
\MT:  scantokens extra_setup;
\MT: enddef;
\MT:
\MT: def beginchar(expr c,w_sharp,h_sharp,d_sharp) =
\MT:  begingroup
\MT:   charcode:=c;
\MT:   w:=w_sharp*pt; h:=h_sharp*pt; d:=d_sharp*pt;
\MT:   clearxy; clearit; clearpen;
\MT:   pickup defaultpen;
\MT:   drawoptions();
\MT:   scantokens extra_beginchar;
\MT: enddef;
\MT:
\MT: def endchar =
\MT:   scantokens extra_endchar;
\MT:   shipit;
\MT:  endgroup
\MT: enddef;
\MT:
\MT:else: % mf
\MT: mode:=localfont;
\MT:fi
\MT:
\MT:mode_setup;
\MT:
\MT:def MTlabel(suffix i)(expr v,h,add,wd,ht,dp) =
\MT: x.i.l = x.i if h="c": - wd/2 elseif h="r": - wd fi;
\MT: y.i.t = y.i if v="c": + ht/2 elseif v="b": + ht fi;
\MT: x.i.r = x.i.l + wd; y.i.b = y.i.t - ht - dp;
\MT: if not (add=""): erase fill (x.i.l,y.i.t) --
\MT:  (x.i.l,y.i.b) -- (x.i.r,y.i.b) -- (x.i.r,y.i.t) -- cycle; fi
\MT: message"\\MTloglabel"; show x\\i/pt; show y\\i/pt; message"";
\MT:enddef;
\MT:

\let\texbye=\bye
\outer\def\bye{\ifMTf@le \closein\MTinf@le \else
 \MTline{end.}\immediate\closeout\MToutf@le \fi
 \par\vfill\supereject\end}

\catcode`\@=\MToldatcatcode