iPhone-CLHeading寻找方向 [英] iPhone - CLHeading to find direction
本文介绍了iPhone-CLHeading寻找方向的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
在我的iPhone应用程序中,我正在使用CLLocationManager查找iphone指向的方向.我正在使用属性标题".它给了我x,y和z值. 如何从这些值中找到我当前指向的方向(北或南或东或西)?
In my iPhone application, I'm using using CLLocationManager to find the direction in which my iphone is pointing to. I'm using the property "heading". Its giving me x,y and z values. How can I find from these values in which direction (north or south or east or west) I'm currently pointing to?
推荐答案
heading
是CLHeading
对象.就像文档中告诉您的那样,它还具有以度为单位的真航向和磁航向的属性.
heading
is a CLHeading
object. As one look in the documentation would have told you, it also has properties for the true and magnetic headings in degrees.
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