NinjaScript > Language Reference > Common > System Indicator Methods

Description

When a high swing is followed by a lower high swing, a trend line high is automatically plotted. When a low swing is followed by a higher low swing, a trend line low is automatically plotted.

Syntax

TrendLines(int strength, int numberOfTrendLines, int oldTrendsOpacity, bool alertOnBreak)

TrendLines(ISeries<double> input, int strength, int numberOfTrendLines, int oldTrendsOpacity, bool alertOnBreak)

Return Value

double; Accessing this method via an index value [int barsAgo] returns the indicator value of the referenced bar.

Parameters

input	Indicator source data (?)
strength	The number of required bars to the left and right of the swing point
numberOfTrendLines	The number of recent trend lines to plot
oldTrendOpacity	The opacity to apply to old trend lines
alertOnBreak	Sets if there should be an alert when the price breaks the current trend line

Examples


// Prints the current value of a 5 strength Trend Lines double value = TrendLine(5, 4, 25, true)[0]; Print("The current Trend Lines value is " + value.ToString());