? chart_barsize.patch
Index: chart.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/chart/chart.module,v
retrieving revision 1.11
diff -r1.11 chart.module
549c549
<       $data[$attr] .= implode(',', array($value['#size'], $value['#spacing']));
---
>       $data[$attr] .= implode(',', $value);
1028,1032c1028,1033
< function chart_bar_size($size = 40, $spacing = 20) {
<   return array(       
<       '#size'    => $size,  
<       '#spacing' => $spacing,  
<     );
---
> function chart_bar_size($size = 40, $spacing = 20, $relative = FALSE) {
>   return array(
>     '#mode'    => $relative ? 'r' : 'a',
>     '#size'    => $size,  
>     '#spacing' => $spacing,  
>   );