-// .add_enum_value(Color::BLEND_ALPHA_BRIGHTEN,"alphabrighten",_("Alpha Brighten"))
-// .add_enum_value(Color::BLEND_ALPHA_DARKEN,"alphadarken",_("Alpha Darken"))
+ .add_enum_value(Color::BLEND_ALPHA_BRIGHTEN,"alphabrighten",_("Alpha Brighten"))
+ .add_enum_value(Color::BLEND_ALPHA_DARKEN,"alphadarken",_("Alpha Darken"))