Trailing Stop EA

Looking to create Ea virtual trailing stop based on ATR indicator multiplied + spread distance multiplied.Need to calculate average distance for multiple orders on same rules.Basement for trailing would be trailing only when order profit trailing distance reached.Additionaly i would like to have  automatic switch over  for higher timeframe trailing on same basement rules when higher timeframe reached necessary requirements.Start trailing with smallest timeframe and switch over for next and next and so on until it is possible.On screen would like to have use ea swith on off button and which timeframe is in use for trailing in exact moment.