Add scale option on Indicator

25 USD  Payment method:  Direct Payment
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Hello,

My indicator ( edited personal DMI ) right now suit (fix) to scale on full width -> attached image for better understaning

 

 

and picture below, I need scale to set maximum line like 10% below upper line and 10% up below down line (I NEED TO SET PLACE TO DRAW TREND LINE), 

payment after job via paypal