Returns true
if the pane contains the main series.
Returns an instance of the PriceScaleApi that allows you to interact with left price scale.
Returns an instance of the PriceScaleApi that allows you to interact with right price scale.
Returns:
- an instance of the PriceScaleApi that allows you to interact with the price scale of the main source
null
if the main source is not attached to any price scale (it is in 'No Scale' mode)