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