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-rw-r--r--tex/context/base/spac-ver.mkiv36
1 files changed, 31 insertions, 5 deletions
diff --git a/tex/context/base/spac-ver.mkiv b/tex/context/base/spac-ver.mkiv
index afa722cfe..0c84958be 100644
--- a/tex/context/base/spac-ver.mkiv
+++ b/tex/context/base/spac-ver.mkiv
@@ -152,10 +152,14 @@
\unexpanded\def\setupinterlinespace
{\dodoubleempty\spac_linespacing_setup}
+\ifdefined\setupinterlinespace_double \else
+ \let\setupinterlinespace_double\setup_interlinespace % for a while
+\fi
+
\def\spac_linespacing_setup[#1][#2]%
{\settrue\interlinespaceisset % reset has to be done when needed
\ifsecondargument
- \setup_interlinespace[#1][#2]%
+ \setupinterlinespace_double[#1][#2]%
\else\iffirstargument
\ifcsname\namedinterlinespacehash{#1}\s!parent\endcsname
\edef\currentinterlinespace{#1}%
@@ -330,7 +334,7 @@
\let\v_spac_whitespace_current\v!none
\unexpanded\def\setupwhitespace
- {\doifnextoptionalelse\spac_whitespace_setup_yes\spac_whitespace_setup_nop}
+ {\doifnextoptionalcselse\spac_whitespace_setup_yes\spac_whitespace_setup_nop}
\def\spac_whitespace_setup_nop
{\ifx\v_spac_whitespace_current\v!none\else
@@ -542,6 +546,8 @@
\ignorespaces
\let\spac_lines_stop_correction\spac_lines_stop_correction_yes}
+% still not ok ... will move to the lua end ... needs a final solution
+
\unexpanded\def\spac_lines_stop_correction_yes
{\removeunwantedspaces
\egroup
@@ -549,6 +555,11 @@
\blank[\v!white]%
\snaptogrid\hbox{\box\scratchbox}%
\else
+\blank[\v!nowhite]%
+\ifdim\parskip>\zeropoint
+ % too fuzzy otherwise
+\else
+ % doesn't like whitespace
\ifdim\d_spac_prevdepth<\maxdimen
\unless\ifdim\d_spac_prevdepth<\zeropoint
\ifdim\d_spac_prevdepth<\strutdp \relax
@@ -562,6 +573,7 @@
\fi
\fi
\fi
+\fi
\ifdim\pagegoal<\maxdimen
\blank[\v!white,\the\d_spac_lines_correction_before]% \blank[\v!white]\dotopbaselinecorrection
\fi
@@ -1154,6 +1166,10 @@
\let\normaloffinterlineskip\offinterlineskip % knuth's original
+\appendtoks
+ \ifvmode\ctxcommand{resetprevdepth()}\fi % a nasty hack (tested for a while now)
+\to \everyafteroutput
+
%D My own one:
\unexpanded\def\spac_helpers_push_interlineskip_yes
@@ -1325,7 +1341,7 @@
\unexpanded\def\installsnapvalues#1#2% todo: a proper define
{\edef\currentsnapper{#1:#2}%
\ifcsname\??gridsnapperattributes\currentsnapper\endcsname \else
- \setevalue{\??gridsnapperattributes\currentsnapper}{\ctxlua{builders.vspacing.definesnapmethod("#1","#2")}}%
+ \setevalue{\??gridsnapperattributes\currentsnapper}{\ctxcommand{definesnapmethod("#1","#2")}}%
\fi
\setevalue{\??gridsnappers#1}{\attribute\snapmethodattribute\csname\??gridsnapperattributes\currentsnapper\endcsname\space}}
@@ -1751,7 +1767,7 @@
% The main spacer:
\unexpanded\def\vspacing
- {\doifnextoptionalelse\spac_vspacing_yes\spac_vspacing_nop}
+ {\doifnextoptionalcselse\spac_vspacing_yes\spac_vspacing_nop}
\def\spac_vspacing_yes
{\ifinpagebody % somewhat weird
@@ -1807,7 +1823,7 @@
% these depend on bigskipamount cum suis so we'd better sync them
\unexpanded\def\setupvspacing
- {\doifnextoptionalelse\setupvspacing_yes\setupvspacing_nop}
+ {\doifnextoptionalcselse\setupvspacing_yes\setupvspacing_nop}
\let\currentvspacing\s!default % hm, default, standard ...
@@ -1860,6 +1876,14 @@
\fi\fi
\relax}
+% \strut \hfill first line \blank[overlay] second line \hfill \strut
+%
+% \ruledvbox {
+% \strut \hfill line 1 \blank[overlay]
+% line 2 \hfill \strut \blank[overlay]
+% \strut \hfill line 3 \hfill \strut
+% }
+
\definevspacing[\v!preference][penalty:-500] % goodbreak
\definevspacing[\v!samepage] [penalty:10000] % nobreak
\definevspacing[\v!max] [category:1]
@@ -1867,6 +1891,8 @@
\definevspacing[\v!disable] [category:5]
\definevspacing[\v!nowhite] [category:6]
\definevspacing[\v!back] [category:7]
+% together [category:8]
+\definevspacing[\v!overlay] [category:9]
\definevspacing[\v!always] [category:0]
\definevspacing[\v!weak] [order:0]
\definevspacing[\v!strong] [order:100]