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% =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
% Autor: | Author:
% Bogus\l{}aw Jackowski, 22 V 1990
email: B.Jackowski@gust.org.pl
% Sprawdzone i udost/epnione: | Revised and released:
% 18 II 1997
% =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
% Makro \meashor umieszczone | Macro \meashor, when used in
% w akapicie nadaje warto/s/c | a paragraph, assigns values to
% dw/om zmiennym: \measnum i \measdim, | two registers: \measnum and
% oznaczaj/acym odpowiednio numer | \measdim (number of the line
% wiersza akapitu w kt/orym pojawi/lo | of the paragraph from which the
% si/e makro \meashor i odleg/lo/s/c | macro was invoked and the distance
% punktu pomiaru od lewego skraju | of the measuring point from the
% akapitu. | left edge of the paragraph, resp.).
% Przyk/lad: | Example:
% Fragment programu | The piece of code
% Ala\meashor\ ma kota | Alice\meashor\ has a cat
% spowoduje nadanie zmiennym | results in assigning the
% nast/epuj/acych warto/sci: | following values
% \measnum=1 | \measnum=1
% \measdim=35.27782pt (parindent | \measdim=41.94447pt (parindent
% plus d/lugo/s/c s/lowa Ala | plus the length of the word Alice
% dla fontu CMR10). | for the font CMR10).
% Autor b/edzie wdzi/eczny za | The author will be grateful for
% poinformowanie o zgrabnych | informing him about neat
% zastosowaniach makra \meashor. | applications of the macro \meashor.
% =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
\newif\ifmeasdisp % ,,kosmetyka'' | cosmetic powder
\measdispfalse % ustawienie domy/slne | default
\newcount\measnum % wynik | result
\newdimen\measdim % wynik | result
\def\meashor{%
\ifhmode
\bgroup % zmiany parametr/ow s/a lokalne | parameters settings are local
\leftskip0pt \rightskip0pt
\parfillskip=0pt plus 1fil
\predisplaypenalty=10000
\postdisplaypenalty=10000
\displaywidowpenalty=\widowpenalty
\abovedisplayskip=-\baselineskip
\belowdisplayskip=-\baselineskip
\abovedisplayshortskip=-\baselineskip
\belowdisplayshortskip=-\baselineskip
\null % pozostaw poprzedzaj/ac/a spacj/e | leave preceding space
$$\global\measdim=\predisplaysize$$%
\ifnum\prevgraf=0
\immediate\write16{!
perhaps restricted hmode:
MEASURING IGNORED}%
\else
\global\advance\measdim by -2em
\global\measnum=\prevgraf
\global\advance\measnum by -3
\ifmeasdisp
\immediate\write16{>>
\the\measnum: \the\measdim}%
\fi
% \advance\prevgraf to operacja zabroniona | \advance\prevgraf is forbidden
\global\advance\measnum by -1
\global\prevgraf=\measnum
\global\advance\measnum by 1
\kern\measdim
\fi
\egroup
\else
\immediate\write16{! vmode:
MEASURING IGNORED}%
\fi
}%
\endinput
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