test/test22-ltjs-mag.tex

   1 \batchmode\directlua{
   2   luatexbase.module_warning=function()end
   3 }
   4 \ifdefined\fsize\else\def\fsize{10pt}\fi
   5 \edef\head{\noexpand\documentclass[\fsize,xreal]{ltjsarticle}}
   6 \head\usepackage[OT1]{fontenc}\def\rmdefault{cmr}
   7 \usepackage{type1cm}\normalfont\noralsize
   8 \makeatletter
   9 \let\ltj@selectfont@patch\relax
  10 \newcount\cI\newcount\cF\newdimen\szd
  11 \gdef\S@#1at#2at#3\@nil{%
  12    \def\@tempa{#2}
  13    \ifx\@tempa\@empty\else
  14       \@tempdima=\dimexpr#2-\@tempdimb\relax
  15       \ifdim\@tempdima<\z@ \@tempdima=\@tempdima\fi
  16       \ifdim\@tempdima>\szd \global\szd=\@tempdima\fi
  17    \fi
  18 }
  19 \def\S#1{%
  20   \setbox0\hbox{\fontsize{#1\jsc@mpt}{10}\selectfont
  21     \@tempdimb=#1\jsc@mpt
  22     \edef\@tempa{\scantextokens\expandafter{\fontname\font}\space at\space at}%
  23     \expandafter\S@\@tempa\@nil
  24   }%
  25 }
  26 \def\js@setfontsize#1#2#3{%
  27   \edef\Fsize{\the\dimexpr\directlua{tex.sprint(#2*\js@magscale)}pt}%
  28   \@setfontsize#1{#2\jsc@mpt}{#3\jsc@mpt}}
  29 \def\R#1{{%
  30   #1\message{^^J\string#1: \fontname\font\space (ideal: \Fsize)}%
  31 }}
  32
  33 \def\T@#1#2#3{\global\count@=}
  34 \def\T#1#2{%
  35   \setbox0\hbox{\fontsize{#1\jsc@mpt}{10}\selectfont
  36     \expandafter\T@\romannumeral-`0\fontname\font
  37   }%
  38   \ifnum\count@=#2\else
  39     \typeout{@FAIL: #1\string\jsc@mpt\space selects cmr\the\count@
  40     \space(should be cmr#2)}\szd=1pt%
  41   \fi
  42 }
  43 \begin{document}\errorstopmode
  44 \typeout{^^J@part 1: optical size for cmr}
  45 \szd=0pt
  46 \T{5.99999}{5}
  47 \T66
  48 \T{6.99999}{6}
  49 \T77
  50 \T{7.99999}{7}
  51 \T88
  52 \T{8.99999}{8}
  53 \T99
  54 \T{9.99999}{9}
  55 \T{10}{10}
  56 \T{11.99999}{10}
  57 \T{12}{12}
  58 \T{16.99999}{12}
  59 \T{17}{17}
  60 \ifdim\szd=0pt\typeout{--> @PASSED}\fi
  61
  62 \typeout{^^J@part 2: size difference}
  63 \cI=1 \loop\ifnum\cI<50 {%
  64   \cF=0 \loop\ifnum\cF<10
  65     \edef\@tempa{\the\cI.\the\cF}\S{\@tempa}
  66     \edef\@tempa{\the\cI.\the\cF5}\S{\@tempa}
  67     \advance\cF1
  68   \repeat
  69 }\advance\cI1 \repeat
  70 \directlua{print('--> @max difference = ' .. tex.getdimen('szd') .. 'sp')}
  71 \end{document}