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Commpass(指南针)获得该设备的方向指向。方法HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compass.getCurrentHeading"compass.getCurrentHeadingHYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compass.watchHeading"compass.watchHeadingHYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compass.clearWatch"compass.clearWatch参数HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassSuccess"compassSuccessHYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassError"compassErrorHYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassOptions"compassOptionscompass.getCurrentHeading获取当前罗盘航向。navigator.HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compass.getCurrentHeading"compass.getCurrentHeading(HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassSuccess"compassSuccess,HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassError"compassError,HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassOptions"compassOptions);说明指南针是一种传感器,检测到的方向或标题,指出该设备。它的措施,从0到359.99度的标题。指南针返回标题使用HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compassSuccess"compassSuccess回调函数。支持的平台AndroidiPhone简单的例子functiononSuccess(heading){alert('Heading:'+heading);};functiononError(){alert('onError!');};navigator.HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"compass.getCurrentHeading"compass.getCurrentHeading(onSuccess,onError);完整的例子<!DOCTYPEHTMLPUBLIC"-//W3C//DTDHTML4.01//EN""http://www.w3.org/TR/html4/strict.dtd"><html><head><title>HYPERLINK"http://docs.phonegap.com/phonegap_compass_compass.md.html"\l"Compass"CompassExample</title><scripttype="text/javascript"charset="utf-8"src="phonegap.js"></script><scripttype="text/javascript"charset="utf-8">//WaitforPhoneGaptoload//functiononLoad(){document.a