If the price at "length" chart points behind current chart point is zero, the "ROC" will be zero. Else:
where:
"Price(-length)" is the price at "length" chart points behind current chart point |
From "Indicator Properties" you can change the settings for indicator:
This dialog has two sections: "ROC" and "Zero Line" from where you can set line thickness, color and style of these components. The "Price" can be Close, Open, High, Low, HL MidPoint, HLC MidPoint, HLCO MidPoint. From "Length" you can change the number of points that are used in "ROC".