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-- @module ActionFadeFrame
-- @extend ActionFrame
-- @parent_module ccs
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-- Gets the fade action opacity.
-- return the fade action opacity.
-- @function [parent=#ActionFadeFrame] getOpacity
-- @param self
-- @return int#int ret (return value: int)
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-- Gets the ActionInterval of ActionFrame.
-- parame duration the duration time of ActionFrame
-- return ActionInterval
-- @function [parent=#ActionFadeFrame] getAction
-- @param self
-- @param #float duration
-- @return ActionInterval#ActionInterval ret (return value: cc.ActionInterval)
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-- Changes the fade action opacity.
-- param opacity the fade action opacity
-- @function [parent=#ActionFadeFrame] setOpacity
-- @param self
-- @param #int opacity
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-- Default constructor
-- @function [parent=#ActionFadeFrame] ActionFadeFrame
-- @param self
return nil