property_valuedesc_ (*this,"value_desc",synfigapp::ValueDesc()),
property_canvas_ (*this,"canvas",synfig::Canvas::Handle()),
property_adjustment_(*this,"adjustment",&adjustment_),
property_valuedesc_ (*this,"value_desc",synfigapp::ValueDesc()),
property_canvas_ (*this,"canvas",synfig::Canvas::Handle()),
property_adjustment_(*this,"adjustment",&adjustment_),