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-- @module RichElement
-- @extend Ref
-- @parent_module ccui
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-- brief Initialize a rich element with different arguments.
-- param tag A integer tag value.
-- param color A color in @see `Color3B`.
-- param opacity A opacity value in `GLubyte`.
-- return True if initialize success, false otherwise.
-- @function [parent=#RichElement] init
-- @param self
-- @param #int tag
-- @param #color3b_table color
-- @param #unsigned char opacity
-- @return bool#bool ret (return value: bool)
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-- brief Default constructor.
-- js ctor
-- lua new
-- @function [parent=#RichElement] RichElement
-- @param self
-- @return RichElement#RichElement self (return value: ccui.RichElement)
return nil