Added Features:
• Percent Rank Volume squares at the top.
• RSI squares at the bottom.
• Legend with values and colors corresponding to RSI and Percent Rank levels (0 to 100).
• On/Off display buttons for portions of the indicator.
• Balance line style option.
RSI Levels:
Oversold: Dark purple, pink, red, orange.
Midpoint: Yellow.
Overbought: Green, cyan, blue, dark blue.
Volume Percent Rank:
Low Volume: Dark purple, pink, red, orange.
Midpoint (Average Volume): Yellow.
High Volume: Green, cyan, blue, dark blue.