Quick dirty code for personal use. Plots previous OHLC levels based on a selected time-frame on the chart.
Not bad if you want to see different time-frame levels.
Fill function can serve to highlight the daily range (high-low or open-close) on non-standard charts
Uses base code from JayRogers
Keltner Channels are volatility-based envelopes set above and below a moving average first devised by Chester W. Keltner then later revised by Linda Bradford Raschke.
This script allows for the overlay of the Keltner Channel across multiple-timeframes.
Additionally allows for the selection of the true range average type with a user defined lookback...