package Pastel
::GradientI
;
use constant USER_SPACE
=> "userSpaceOnUse";
use constant BOUNDING_BOX
=> "objectBoundingBox";
use constant PAD
=> "pad";
use constant REFLECT
=> "reflect";
use constant REPEAT
=> "repeat";
use constant RADIAL
=> "radial";
use constant LINEAR
=> "linear";
if (!$arg->isa("Pastel::GradientStop")){
croak
'Error: Parameter must be a Pastel::GradientStop object in Pastel:GradientPaint::add_stop()' ;
${$self->{stops
}}[@
{$self->{stops
}}] = $arg;