iphoneStartTrackingHeading

Type

command

Summary

Starts tracking the heading of the device.

Syntax

iphoneStartTrackingHeading

Description

Use the iphoneStartTrackingHeading command to start tracking the current heading of the device.

The iphoneStartTrackingHeading command starts tracking the heading of the device using the digital compass.

Starting to track the heading may request the user to calibrate the magnetometer.

note

The digital compass is only supported in iOS 4.0 and later.

Examples

iphoneStartTrackingHeading

if tTrackingOn is "true" then
   iphoneStartTrackingHeading
end if

Related

function: mobileCanTrackHeading, mobileCanTrackLocation, mobileCurrentHeading, iphoneHeadingCalibrationTimeout

message: trackingError, headingChanged

command: iphoneStopTrackingHeading, iphoneSetHeadingCalibrationTimeout

Compatibility and Support

Introduced

LiveCode 4.6.1

OS

ios

Platforms

mobile