PUT warnings
PUT ALT ONLy IN PLACE!!!
<..image maps for /Draw..>+
\Odef\GetRectArea[#1]#2#3{{%
\ifnum \Point:N>0
\MarkPoint \area:env \gHAssign\Point:N = 0
\xdef\:Map{\:Map
\rect:area{#1}\gt:crd{point:1}\gt:crd{point:2}{#2}{#3}}%
\fi}}
\def\rect:area#1#2#3#4#5#6#7{%
\trns:pt\:X{#2}\:Y{#3}%
\trns:pt\:Z{#4}\:W{#5}%
\Ar:a[#1 shape="rect"
coords="\M:n\:X\:Z,\M:n\:Y\:W,\M:x\:X\:Z,\M:x\:Y\:W"
\if "#7"\else alt="#7"\fi]{#6}}
-_-_-