context (22apr16)

git-svn-id: svn://tug.org/texlive/trunk@40691 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 391 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/context/base/mkiv/grph-fig.mkiv b/Master/texmf-dist/tex/context/base/mkiv/grph-fig.mkiv
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@@ -0,0 +1,391 @@
+%D \module
+%D   [       file=grph-fig,
+%D        version=2006.08.26, % overhaul of 1997.03.31
+%D          title=\CONTEXT\ Graphic Macros,
+%D       subtitle=Figure Inclusion,
+%D         author=Hans Hagen,
+%D           date=\currentdate,
+%D      copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
+%C
+%C This module is part of the \CONTEXT\ macro||package and is
+%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
+%C details.
+
+\unprotect
+
+%D Used in the styledesign manual:
+%
+% beware in mkiv we don't have the typeset- prefix
+%
+% \setbuffer[typeset-b]\endbuffer
+% \setbuffer[typeset-a]\endbuffer
+%
+% todo:
+%
+% \appendtoks \setbuffer[typeset-b]\endbuffer\to \everystarttext
+% \appendtoks \setbuffer[typeset-a]\endbuffer\to \everystarttext
+
+% we could use \typesetbuffer[*] to access the last one
+
+\newconstant\c_grph_buffers_mode
+
+\let\lasttypesetbuffer\empty
+
+\unexpanded\def\typesetbuffer
+  {\bgroup
+   \setconstant\c_grph_buffers_mode\plusone
+   \dodoubleempty\grph_buffers_typeset}
+
+\unexpanded\def\typesetbufferonly
+  {\bgroup
+   \setconstant\c_grph_buffers_mode\zerocount
+   \dodoubleempty\grph_buffers_typeset}
+
+\def\grph_buffers_typeset[#1][#2]% beware: this will mix up the mp graphics
+  {\ifsecondargument
+     \grph_buffers_typeset_indeed[#1][#2]%
+   \else\iffirstargument
+     \doifelseassignment{#1}
+       {\grph_buffers_typeset_indeed[\jobname][#1]}%
+       {\grph_buffers_typeset_indeed[#1][]}%
+   \else
+     \grph_buffers_typeset_indeed[\jobname][]
+   \fi\fi}
+
+\def\grph_buffers_typeset_indeed[#1][#2]% we could use the via files
+  {\doifnot{#1}{*}{\xdef\lasttypesetbuffer{\clf_runbuffer{#1}}}%
+   \ifcase\c_grph_buffers_mode
+     % typesetonly
+   \or
+     \externalfigure[\lasttypesetbuffer][#2]%
+   \fi
+   \egroup}
+
+% For manuals and such:
+%
+% \definetypesetting [name] [options]   [settings-a]
+%
+% \typesetfile       [name] [file]      [settings-b]
+% \typesetfile       [file] [options]   [settings-b]
+% \typesetfile       [file] [settings-b]
+% \typesetfile       [file]
+%
+% \enabletrackers[files.run]
+% \starttext
+%     \typesetfile[oepsoeps.tex][width=10cm,frame=on]
+% \stoptext
+
+\installcorenamespace{typesettingfile}
+
+\unexpanded\def\definetypesetting{\dotripleempty\grph_typesetting_define}
+\unexpanded\def\typesetfile      {\dotripleempty\grph_typesetting_process}
+
+\def\grph_typesetting_define[#1][#2][#3]% <name> options settings-a
+  {\doifsomething{#1}{\setuvalue{\??typesettingfile#1}{\grph_typesetting_process_indeed{#2}{#3}}}}
+
+\def\grph_typesetting_process[#1][#2][#3]% <name> filename settings-b | filename options settings
+  {\ifcsname\??typesettingfile#1\endcsname
+     \lastnamedcs{#2}{#3}%
+   \else\ifthirdargument % filename options settings
+     \grph_typesetting_process_indeed{#2}{#3}{#1}{}%
+   \else\ifsecondargument % filename settings
+     \grph_typesetting_process_indeed{}{#2}{#1}{}%
+   \fi\fi\fi}
+
+\def\grph_typesetting_process_indeed#1#2#3#4% options settings-a filename settings-b
+  {\begingroup
+   \edef\m_typesetting_name{\clf_runcontextjob{#3}{#1}}%
+   \ifx\m_typesetting_name\empty \else
+     \expanded{\externalfigure[\m_typesetting_name]}[#2,#4]%
+   \fi
+   \endgroup}
+
+%D Whatever ... hardly used ... but historic ... needs checking ...
+%D will probably become m-fig-nn.mkiv .. or I will extend it cq. clean
+%D it up when I needed it. After all, it's documented in old manuals.
+
+\newcount\c_grph_steps_reference
+\newdimen\d_grph_steps_x
+\newdimen\d_grph_steps_y
+\newbox  \b_grph_steps_colorbar
+
+\let\placestopfigure\relax
+
+\unexpanded\def\placestartfigure[#1][#2][#3]#4\placestopfigure[#5]%
+  {\hpack
+     {\setbox\scratchbox\hpack
+        {\useexternalfigure[\s!dummy][#2][#3,#5]%
+         \externalfigure[\s!dummy]}%
+      \grph_steps_calculate
+      \startpositioning
+        \let\referring\grph_steps_one_referring
+        \let\marking  \grph_steps_one_marking
+        \let\remark   \grph_steps_one_remark
+        \let\colorbar \grph_steps_one_colorbar
+        \position(0,0){\box\scratchbox}%
+        \linewidth\onepoint
+        \setuppositioning
+          [\c!unit=pt,
+           \c!xscale=\withoutpt\the\d_grph_steps_x,
+           \c!yscale=\withoutpt\the\d_grph_steps_y,
+           \c!factor=1]%
+        \ignorespaces#4%
+        \let\referring\grph_steps_two_referring
+        \let\marking  \grph_steps_two_marking
+        \let\remark   \grph_steps_two_remark
+        \let\colorbar \grph_steps_two_colorbar
+        \ignorespaces#4%
+      \stoppositioning
+      \ifvoid\b_grph_steps_colorbar\else\box\b_grph_steps_colorbar\fi}} % not really needed
+
+\unexpanded\def\grph_steps_one_referring(#1,#2)#3(#4,#5)#6[#7]%
+  {\position(#1,#2){\grph_steps_goto(#4,#5){\externalfigureparameter\c!frames}[#7]}}
+
+\unexpanded\def\grph_steps_one_marking(#1,#2)#3(#4,#5)#6[#7]%
+  {\position(#1,#2){\grph_steps_this_is(#4,#5){\externalfigureparameter\c!frames}[#7]}}
+
+\unexpanded\def\grph_steps_one_remark(#1,#2)#3(#4,#5)%    (x,y)(h,b)[...]{tekst}
+  {\def\grph_steps_no_comment_indeed[##1]##2{}%
+   \dosingleempty\grph_steps_no_comment_indeed}
+
+\unexpanded\def\grph_steps_one_colorbar#1[#2]%
+  {}
+
+\unexpanded\def\grph_steps_two_referring(#1,#2)#3(#4,#5)#6[#7]%
+  {}
+
+\let\grph_steps_two_marking\grph_steps_two_referring
+
+\unexpanded\def\grph_steps_two_remark
+  {\grph_steps_comment\v!no}
+
+\unexpanded\def\grph_steps_two_colorbar#1[#2]
+  {\begingroup
+   \global\setbox\b_grph_steps_colorbar\vpack % \vbox ?
+     {\forgetall
+      \processcommalist[#2]\grph_colorbar_make_step}%
+   \global\setbox\b_grph_steps_colorbar\vpack
+     {\hskip2\emwidth\box\b_grph_steps_colorbar}%
+   \global\wd\b_grph_steps_colorbar\zeropoint
+   \endgroup}
+
+\unexpanded\def\grph_colorbar_make_step#1%
+  {\blackrule[\c!color=#1,\c!width=2\emwidth,\c!height=\exheight,\c!depth=\zeropoint]%
+   \endgraf}
+
+\unexpanded\def\startfigure % could be done nicer
+  {\grabuntil{\e!stop\v!figure}\grph_steps_figure_process}
+
+\let\stopfigure\relax
+
+\def\grph_steps_figure_process#1%
+  {\dotripleargument\grph_steps_figure_process_indeed#1\stopfigure}
+
+\def\grph_steps_figure_process_indeed[#1][#2][#3]#4\stopfigure
+  {\doifelse{\externalfigureparameter\c!option}\v!test
+     {\teststartfigure[#1][#2][#3]#4\teststopfigure
+      \letexternalfigureparameter\c!frames\v!on}
+     {\letexternalfigureparameter\c!frames\v!off}%
+   \setvalue{\??externalfigureinstance#1}%
+     {\dosingleempty{\placestartfigure[#1][#2][#3]#4\placestopfigure}}}
+
+\let\teststopfigure\relax
+
+\unexpanded\def\teststartfigure[#1][#2][#3]#4\teststopfigure
+  {\begingroup
+     \setbox\scratchbox\hpack
+       {\useexternalfigure[\s!dummy][#2][\c!wfactor=\v!max]%
+        \externalfigure[\s!dummy]}%
+     \let\referring\grph_steps_three_referring
+     \let\marking  \grph_steps_three_marking
+     \let\remark   \grph_steps_three_remark
+     \let\colorbar \grph_steps_three_colorbar
+     \c_grph_steps_reference\zerocount
+     \setbox0\vpack
+       {\hsize240\points
+        \startpositioning
+          \grph_steps_calculate
+          \position(0,0)
+            {\box\scratchbox}%
+          \position(0,0)
+            {\basegrid
+               [\c!nx=\externalfigureparameter\c!xmax,
+                \c!dx=\withoutpt\the\d_grph_steps_x,
+                \c!ny=\externalfigureparameter\c!ymax,
+                \c!dy=\withoutpt\the\d_grph_steps_y,
+                \c!xstep=1,
+                \c!ystep=1,
+                \c!scale=1,
+                \c!offset=\v!no,
+                \c!unit=pt]}%
+          \setuppositioning
+            [\c!unit=pt,
+             \c!xscale=\withoutpt\the\d_grph_steps_x,
+             \c!yscale=\withoutpt\the\d_grph_steps_y,
+             \c!factor=1]%
+          \linewidth\onepoint
+          \ignorespaces#4\relax
+        \stoppositioning
+        \vfill}%
+     \c_grph_steps_reference\zerocount
+     \let\referring\grph_steps_four_referring
+     \let\marking  \grph_steps_four_marking
+     \let\remark   \grph_steps_four_remark
+     \let\colorbar \grph_steps_four_colorbar
+     \setbox2\vbox % \vpack ?
+       {{\tfa\doifelsenothing{#1}{#2}{#1}}
+        \blank
+        \tfxx#4
+        \vfilll}%
+     \ifdim\ht0>\ht2
+       \ht2\ht0
+     \else
+       \ht0\ht2
+     \fi
+     \hpack
+       {\hskip3\emwidth
+        \tpack{\vskip12\points\box0\vskip6\points}%
+        \tpack{\vskip12\points\box2\vskip6\points}}%
+   \endgroup}
+
+\unexpanded\def\grph_steps_three_referring(#1,#2)#3(#4,#5)#6[#7]%
+  {\advance\c_grph_steps_reference\plusone
+   \position(#1,#2)
+     {\hbox{\the\c_grph_steps_reference}}%
+   \position(#1,#2)
+     {\gotosomeinternal\s!vwb{#7}\realfolio
+        {\grph_steps_marker(#4,#5)\v!on{\thisissomeinternal\s!vwa{#7}}}}}
+
+\unexpanded\def\grph_steps_three_remark
+  {\grph_steps_comment\v!yes}
+
+\let\grph_steps_three_marking \grph_steps_three_referring
+\let\grph_steps_three_colorbar\grph_steps_one_colorbar
+
+\unexpanded\def\grph_steps_four_referring
+  {\grph_steps_text{\normalstartimath\rightarrow\normalstopimath}}
+
+\unexpanded\def\grph_steps_four_marking
+  {\grph_steps_text{\normalstartimath\leftarrow\normalstopimath}}
+
+\let\grph_steps_four_remark  \grph_steps_one_remark
+\let\grph_steps_four_colorbar\grph_steps_one_colorbar
+
+% Helpers:
+
+\def\grph_steps_calculate
+  {\ifnum0\externalfigureparameter\c!xmax=\zerocount
+     \ifnum0\externalfigureparameter\c!ymax=\zerocount
+       \setexternalfigureparameter\c!ymax{24}%
+     \fi
+     \d_grph_steps_y\figureheight
+     \divide\d_grph_steps_y \externalfigureparameter\c!ymax
+     \d_grph_steps_x\d_grph_steps_y
+     \scratchdimen\figurewidth
+     \advance\scratchdimen\d_grph_steps_y
+     \divide \scratchdimen\d_grph_steps_y
+     \setexternalfigureparameter\c!xmax{\number\scratchdimen}%
+   \else
+     \d_grph_steps_x\figurewidth  \divide\d_grph_steps_x \externalfigureparameter\c!xmax\relax
+     \d_grph_steps_y\figureheight \divide\d_grph_steps_y \externalfigureparameter\c!ymax\relax
+   \fi}
+
+\def\grph_steps_comment#1(#2,#3)#4(#5,#6)%    {kader}(x,y)(h,b)[...]{tekst}
+  {\def\grph_steps_comment_indeed[##1]##2%
+     {\position(#2,#3)%
+        {\setnostrut
+         \framed
+           [\c!width=#5\d_grph_steps_x,
+            \c!height=#6\d_grph_steps_y,
+            \c!offset=\v!none,
+            \c!frame=#1,
+            ##1]%
+           {##2}}}%
+   \dosingleempty\grph_steps_comment_indeed}
+
+% \def\grph_steps_figure#1%
+%   {\position(0,0){\getvalue{#1}}}
+
+\def\grph_steps_goto(#1,#2)#3[#4]%    (h,b)kader[ref]
+  {\gotobox{\vpack{\grph_steps_area(#1,#2)#3{}}}[#4]}
+
+\def\grph_steps_text#1(#2,#3)#4(#5,#6)#7[#8]%
+  {\advance\c_grph_steps_reference\plusone
+   \hbox % \hpack ?
+     {\quad
+      \thisissomeinternal\s!vwb
+        {#8}%
+      \gotosomeinternal\s!vwa{#8}\realfolio
+        {\hbox to 1.5em{\the\c_grph_steps_reference\presetgoto\hfill}}%
+      \quad#1 (#2,#3) (#5,#6) [#8]\hfill}%
+   \endgraf}
+
+\def\grph_steps_this_is(#1,#2)#3[#4]%
+  {\grph_steps_area(#1,#2){#3}{\dosetdirectpagereference{#4}}}
+
+\def\grph_steps_area(#1,#2)#3#4% (h,b){kader}{tekst}
+  {\bgroup
+   \setnostrut
+   \framed
+     [\c!width=#1\d_grph_steps_x,
+      \c!height=#2\d_grph_steps_y,
+      \c!offset=\zeropoint,
+      \c!frame=#3]
+     {#4}%
+   \egroup}
+
+\def\grph_steps_marker(#1,#2)#3#4% (h,b){kader}{tekst}
+  {\framed
+     [\c!width=#1\d_grph_steps_x,
+      \c!height=#2\d_grph_steps_y,
+      \c!offset=\v!none,
+      \c!frame=#3]%
+     {#4}}
+
+\protect \endinput
+
+% \startbuffer
+% \definecolor [blue]   [c=1,m=.38,y=0,k=.64]
+% \definecolor [yellow] [c=0,m=.28,y=1,k=.06]
+%
+% \definespotcolor [blue-100]   [blue]   [p=1]
+% \definespotcolor [yellow-100] [yellow] [p=1]
+%
+% \definemultitonecolor [combicolor]   [blue=.12,yellow=.28] [c=.1,m=.1,y=.3,k=.1]
+%
+% \definemultitonecolor [combicolor-b] [blue=1]   [c=1,m=.38,y=0,k=.64] % force multitone
+% \definemultitonecolor [combicolor-y] [yellow=1] [c=0,m=.28,y=1,k=.06] % force multitone
+%
+% \useexternalfigure[demo-a][mill.png]     [object=no,width=.2\textwidth]
+% \useexternalfigure[demo-b][hacker-bw.jpg][object=no,width=.2\textwidth]
+%
+% \startbaselinecorrection \startcombination[4*1]
+%   {\externalfigure[demo-a]}                     {no color}
+%   {\externalfigure[demo-a][color=combicolor]}   {indexed duotone}
+%   {\externalfigure[demo-a][color=combicolor-b]} {spot color}
+%   {\externalfigure[demo-a][color=combicolor-y]} {spot color}
+% \stopcombination \stopbaselinecorrection
+%
+% \startbaselinecorrection \startcombination[4*1]
+%   {\externalfigure[demo-b]}                     {no color}
+%   {\externalfigure[demo-b][color=combicolor]}   {indexed duotone}
+%   {\externalfigure[demo-b][color=combicolor-b]} {spot color}
+%   {\externalfigure[demo-b][color=combicolor-y]} {spot color}
+% \stopcombination \stopbaselinecorrection
+%
+% \startbaselinecorrection \startcombination[4*1]
+%   {\externalfigure[demo-a]}                     {no color}
+%   {\externalfigure[demo-a][color=combicolor]}   {indexed duotone}
+%   {\externalfigure[demo-a][color=blue-100]}     {spot color}
+%   {\externalfigure[demo-a][color=yellow-100]}   {spot color}
+% \stopcombination \stopbaselinecorrection
+%
+% \startbaselinecorrection \startcombination[4*1]
+%   {\externalfigure[demo-b]}                     {no color}
+%   {\externalfigure[demo-b][color=combicolor]}   {indexed duotone}
+%   {\externalfigure[demo-b][color=blue-100]}     {spot color}
+%   {\externalfigure[demo-b][color=yellow-100]}   {spot color}
+% \stopcombination \stopbaselinecorrection
+% \stopbuffer
+%
+% \getbuffer \typebuffer