blob: 8bbe7f0727d8ac578a329f6b031c3cf45c077ab5 (
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
206
|
%D \module
%D [ filefile=m-editsnc,
%D version=2003.12.23,
%D title=\CONTEXT\ Modules,
%D subtitle=Editor Synchronization
%D author={Hans Hagen \& Ton Otten},
%D date=\currentdate,
%D copyright={PRAGMA / Hans Hagen \& Ton Otten}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.edit for
%C details.
% \enablemode[demo]
% This file is a variation of the file m-pdfsync. This time we do it
% in a more abstract way and prepare ourselves for support in dvi
% output.
% \enableeditsync
% \disableeditsync
% \editsync
% \editsynctext {string}
% \editsyncnode {char}
% \editsynctracemode [chardef: 0-4]
\writestatus{editsync}{loading and enabling editor synchronization support}
\unprotect % not really needed
\ifx\pdfoutput\undefined
\donefalse
\else\ifcase\pdfoutput
\donefalse
\else\ifx\pdfsavepos\undefined
\donefalse
\else
\donetrue
\fi\fi\fi
\chardef \editsyncstate \zerocount
\chardef \editsynctracemode \zerocount
\newcount \editsynccounter
\newwrite \editsyncwrite
\def\enableeditsync {\chardef\editsyncstate\plusone}
\def\disableeditsync{\chardef\editsyncstate\zerocount}
% The following definitions can go into the special drivers, but
% for the moment we do it this way.
\ifdone
\def\dostarteditsync
{\immediate\openout\editsyncwrite\jobname.pdfsync
\immediate\write\editsyncwrite{\jobname}%
\immediate\write\editsyncwrite{version 0}}
\def\dostopeditsync
{\closeout\editsyncwrite}
\def\doeditsyncregisterpage#1{\immediate\write\editsyncwrite{s\space\number#1}}
\def\doeditsyncopenfile #1{\immediate\write\editsyncwrite{(\space#1}}
\def\doeditsyncclosefile #1{\immediate\write\editsyncwrite{)}}
\def\doregistereditsyncnode#1#2#3% tag counter linenumber
{\pdfsavepos
\immediate\write\editsyncwrite{l\space\number#2\space\number#3}%
\expanded{\write\editsyncwrite{p\ifnum#1=\plusone*\fi\space\number#2\space\noexpand\the\pdflastxpos\space\noexpand\the\pdflastypos}}}
\else
\let\dostarteditsync \relax
\let\dostopeditsync \relax
\let\doeditsyncregisterpage\gobbleoneargument
\let\doeditsyncopenfile \gobbleoneargument
\let\doeditsyncclosefile \gobbleoneargument
\let\doregistereditsyncnode\gobblethreearguments
% These specials could be filtered by a dvitopdf backend and
% written to a jobname.pdfsync file. In that case, the x and
% y coordinates have to be to be resolved by driver.
% \def\doeditsyncregisterpage#1{\special{pdfsync: s\space\number#1}}
% \def\doeditsyncopenfile #1{\special{pdfsync: ( #1}}
% \def\doeditsyncclosefile #1{\special{pdfsync: )}}
% \def\doregistereditsyncnode#1#2#3%
% {\special{pdfsync: l the\editsynccounter\space\number#3}%
% \special{pdfsync: p\ifnum#1=\plusone*\fi\space\number#2}}
\fi
\let\editsynctracer\gobbleoneargument
\editsynccounter\minusone % counting starts at zero and we increment beforehand
\def\registereditsyncnode#1% we assume #1 is one token
{\ifcase\editsyncstate
\expandafter\gobbleoneargument
\else
\global\advance\editsynccounter\plusone
\doregistereditsyncnode#1\editsynccounter\inputlineno
\expandafter\editsynctracer
\fi}
\def\editsync {\registereditsyncnode\plusone *}
\def\editsyncnode{\registereditsyncnode\zerocount}
\def\editsynctext{\registereditsyncnode\plusone }
\appendtoks \dostarteditsync \to \everystarttext
%appendtoks \dostopeditsync \to \everystoptext
\appendtoks \doeditsyncregisterpage\realfolio \to \everyshipout
\appendtoks \doeditsyncopenfile\readfilename \to \everybeforereadfile
\appendtoks \doeditsyncclosefile\readfilename \to \everyafterreadfile
\appendtoks \enableeditsync \to \everystarttext
\appendtoks \disableeditsync \to \everypagebody
\def\editsynctracer#1%
{\ifcase\editsynctracemode\else
\begingroup
\forgetall
\disableeditsync
\ifcase\editsynctracemode\or % could be done more efficient, box around ifcase
\setbox\scratchbox\hbox to \zeropoint{\hss\infofont#1\hss}% 1
\else
\setbox\scratchbox\hbox to \zeropoint{\hss\traceboxplacementtrue\boxcursor\hss}% 2/3/4
\fi
\smashbox\scratchbox\box\scratchbox
\ifcase\editsynctracemode\or\or\or
\setbox\scratchbox\hbox to \zeropoint{\hss\raise1.25ex\hbox{\infofont#1}\hss}% 3
\smashbox\scratchbox\box\scratchbox
\or
\setbox\scratchbox\hbox to \zeropoint{\hss\lower1.25ex\hbox{\infofont#1}\hss}% 4
\smashbox\scratchbox\box\scratchbox
\fi
\endgroup
\fi}
% \def\editsynctracer#1% more efficient but unreadable
% {\ifcase\editsynctracemode\else
% \ifcase\editsyncstate\else
% \begingroup
% \forgetall
% \disableeditsync
% \setbox\scratchbox\hbox to \zeropoint
% {\hss
% \ifcase\editsynctracemode\or
% \infofont#1% 1
% \else
% \traceboxplacementtrue\boxcursor% 2/3/4
% \fi
% \hss}%
% \smashbox\scratchbox\box\scratchbox
% \setbox\scratchbox\hbox to \zeropoint
% {\hss
% \ifcase\editsynctracemode\or\or\or
% \raise1.25ex\hbox{\infofont#1}% 3
% \or
% \lower1.25ex\hbox{\infofont#1}% 4
% \fi
% \hss}%
% \smashbox\scratchbox\box\scratchbox
% \endgroup
% \fi
% \fi}
% beware, adding nodes this way will interfere with the typesetting
\appendtoks \editsyncnode p\to \everypar
\appendtoks \editsyncnode m\to \everymath
\appendtoks \editsyncnode h\to \everyhbox
% For compatibility with 'pdfsync4context' we provide:
\let\pdfsyncstart\enableeditsync
\let\pdfsyncstop \disablepdfsync
\let\pdfsync \editsync
\protect
\doifnotmode{demo}{\endinput}
\chardef\editsynctracemode=3
\starttext
\chapter{Test}
\processfile{tufte}
\startitemize
\item first
\item second
\stopitemize
\processfile{tufte}
\startlines
some local \editsync sync and \editsynctext{here}a marked point
some local \editsync sync and \editsyncnode{here}a marked point
\stoplines
\stoptext
|
