The colour bars:
Green: Price up - Volume > 2 x STD of last 21 bars
Blue: Price up - Volume > 1 x STD of last 21 bars
Maroon: Price down - Volume > 2 x STD of last 21 bars
Purple: Price down - Volume > 1 x STD of last 21 bars
Grey: not high volume bar
Green line: 2 bar sma
Red line: 8 period sma of the greenline
Bollinger band: 55 period sma of the 21 period sma with bands 1.618 deviation from the mean