ChartDirector 6.0 (C++ Edition)

Layer.getNearestXValue


Usage

double getNearestXValue(double xCoor);

Description

Gets the x data value that is nearest to the specified x pixel coordinate.

This method will search all x data values in the Layer to look for the x data value that is nearest to the given x coordinate. If there are two x data values equally near to the specified x pixel coordinate, this method will arbitrarily return one of the values.

Arguments

ArgumentDefaultDescription
xCoor(Mandatory)The x pixel coordinate to search for.

Return Value

The x data value that is nearest to the specified x coordinate.