Hi,
I would like to hatch the cell green.
Thank you.
Fabrice
\usecolors[xwi]
\startuniqueMPgraphic{meta:hash}{linewidth,linecolor,angle,gap}
if unknown context_back : input mp-back ; fi ;
some_hash ( OverlayWidth, OverlayHeight ,
\MPvar{linewidth}, \MPvar{linecolor} ,
\MPvar{angle}, \MPvar{gap} ) ;
\stopuniqueMPgraphic
\setupMPvariables
[meta:hash]
[gap=.25\bodyfontsize,
angle=45,
linewidth=\overlaylinewidth,
linecolor=\overlaylinecolor]
\def\metahashoverlay#1{\uniqueMPgraphic{meta:hash}{angle=#1}}
\defineoverlay[meta:hash:right]
[\metahashoverlay{ +45}]
\defineoverlay[meta:hash:left]
[\metahashoverlay{ -45}]
\defineoverlay[meta:hash:horizontal][\metahashoverlay{+180}]
\defineoverlay[meta:hash:vertical] [\metahashoverlay{ -90}]
\starttext
\startmidaligned
\startxtable
[align={lohi,middle}, width=1.5cm, background=color,
backgroundcolor=white, framecolor=purple,
meta:hash:linecolor=green]
\startxrow
\startxcell[background=color,backgroundcolor=paleturquoise]
i
\stopxcell
\startxcell[background=meta:hash:right,frame=off]
\stopxcell
\startxcell
0
\stopxcell
\startxcell
1
\stopxcell
\startxcell
2
\stopxcell
\stopxrow
\startxrow
\startxcell[background=color,backgroundcolor=paleturquoise]
S
\stopxcell
\startxcell
0
\stopxcell
\startxcell
\stopxcell
\startxcell
\stopxcell
\startxcell
\stopxcell
\stopxrow
\startxrow
\startxcell[background=color,backgroundcolor=paleturquoise]
a
\stopxcell
\startxcell
3
\stopxcell
\startxcell
\stopxcell
\startxcell
\stopxcell
\startxcell
\stopxcell
\stopxrow
\stopxtable
\stopmidaligned
\stoptext