Parameters

tag

A user defined unique id used to reference the draw object. For example, if you pass in a value of "myTag", each time this tag is used, the same draw object is modified. If unique tags are used each time, a new draw object will be created each time.

startBarsAgo

The bar (x axis co-ordinate) where the starting point of the region will be drawn from. For example, a value of 10 would paint the start of the region 10 bars back.

endBarsAgo

The bar (x axis co-ordinate) where the ending point of the region will be drawn to. For example, a value of 0 would paint the end on the current bar (last bar) of the chart.

series, series1, series2

Any DataSeries type object such as an indicator, Close, High, Low etc.. The value of the object will represent a y value.

y

Any double value

outlineColor

Region outline color (reference)

backColor

Region back color (reference)

opacity

Sets the level of transparency for the backColor. Valid values between 1 - 10.

// Fills in the region between the upper and lower bollinger bands
DrawRegion("tag1", CurrentBar, 0, Bollinger(2, 14).Upper, Bollinger(2, 14).Lower, Color.Empty, Color.Lime, 2);