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Diffstat (limited to 'Master/texmf-dist/tex/optex/pkg')
-rw-r--r-- | Master/texmf-dist/tex/optex/pkg/tikz.opm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/optex/pkg/tikz.opm b/Master/texmf-dist/tex/optex/pkg/tikz.opm new file mode 100644 index 00000000000..da2657d5fcb --- /dev/null +++ b/Master/texmf-dist/tex/optex/pkg/tikz.opm @@ -0,0 +1,39 @@ +% This is macro package used by OpTeX, see http://petr.olsak.net/optex + +\_codedecl \tikzpicture {TikZ for OpTeX <2021-07-15>} + + \_doc + This package is \OpTeX/'s compatibility layer for PGF/TikZ. When users do + `\load[tikz]` they expect `tikz.tex` to be loaded, but this file gets loaded + instead. It does load `tikz.tex`, but also does fixups. + + First we load TikZ itself. + + \_cod + +\_input tikz.tex + + \_doc + PGF's `\pgfutil@everybye` hooks into `\end`, but normally \OpTeX/ uses the + prefixed `\_end`. Here we make it hook into `\_byehook` which should + hopefully be preserved by all \OpTeX/ macro writers. + \_cod + +\_addto\_byehook{\_the\_cs{pgfutil@everybye}} + + \_doc + There is a general disagreement about the use/meaning of `\hoffset` and + `\voffset` -- \LaTeX/, the \LaTeX/ `crop` + package\fnote{\url{https://www.ctan.org/pkg/crop}}, TikZ, and \OpTeX/ all + try to use the values differently. Unfortunately this means a broken + behaviour observed by end users in + \OpTeX/\fnote{\url{https://github.com/pgf-tikz/pgf/issues/983}}. + + The problem at hand is that PGF nowadays sets the page origin to include + `\hoffset` and `\voffset`. We instead set it to the origin (i.e. the point + $(0, 0)$). + \_cod + +\_sdef{pgf@sys@pdf@mark@pos@pgfpageorigin}{\pgfpointorigin} + +\_endcode |