1. Point out candles where days low price matched 20 day low price (Blue Triangle with Yellow Bar)
2. Hollow Body candles depict days when days close is within the threshold of 20 day high (defaulted to 5%). An indication to start GTT buy orders.
3. Point out candles when GTT buy order was triggered (Light Green body)
1. Using tolerance to low price matching logic (instead of exact match)
As a result if the days low is within the tolerance, such candles will be highlighted with light blue triangle and yellow body
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.