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\/\/\u521b\u5efa\u6d3b\u52a8\uff0c\u8c03\u7528SensorEventListener\r\npublic class Sensor extends Activity implements SensorEventListener {\r\n private SensorManager sensorManager;\/\/\u4f20\u611f\u5668\u7ba1\u7406\u5668\r\n private Sensor accelerometer;\/\/\u52a0\u901f\u5ea6\u4f20\u611f\u5668\r\n private Sensor orientation; \/\/\u56de\u65cb\u4f20\u611f\u5668\r\n\r\n \/\/\u521d\u59cb\u5316\u6d3b\u52a8\r\n @Override\r\n public void onCreate(Bundle senevent) {\r\n super.onCreate(senevent);\r\n requestWindowFeature(Window.FEATURE_NO_TITLE);\r\n\r\n \/\/\u8bbe\u5b9a\u4f20\u611f\u5668\u7ba1\u7406\u5668\r\n sensorManager=(SensorManager)getSystemService(\r\n Context.SENSOR_SERVICE);\r\n\r\n \/\/\u8bbe\u5b9a\u4f20\u611f\u5668\r\n List list;\r\n list=sensorManager.getSensorList(Sensor.TYPE_ACCELEROMETER);\r\n if (list.size()>0) accelerometer=list.get(0);\r\n list=sensorManager.getSensorList(Sensor.TYPE_ORIENTATION);\r\n if (list.size()>0) orientation=list.get(0);\r\n }\r\n\r\n \/\/\u7a0b\u5e8f\u7684\u5f00\u59cb\r\n @Override\r\n protected void onResume() {\r\n super.onResume();\r\n\r\n \/\/\u4f20\u611f\u5668\u4fe1\u606f\u5904\u7406\u7684\u8bbe\u5b9a\r\n if (accelerometer!=null) {\r\n sensorManager.registerListener(this,\r\n \t accelerometer,SensorManager.SENSOR_DELAY_FASTEST);\r\n }\r\n if (orientation!=null) {\r\n sensorManager.registerListener(this,\r\n \t orientation,SensorManager.SENSOR_DELAY_FASTEST);\r\n }\r\n }\r\n\r\n \/\/\u7a0b\u5e8f\u7684\u505c\u6b62\r\n @Override\r\n protected void onStop() {\r\n \/\/\u4f20\u611f\u5668\u5904\u7406\u7684\u505c\u6b62\r\n sensorManager.unregisterListener(this);\r\n\r\n \/\/\u7a0b\u5e8f\u7684\u505c\u6b62\r\n super.onStop();\r\n } \r\n\r\n \/\/\u4f20\u611f\u5668\u4fe1\u606f\u7684\u5904\u7406\r\n public void onSensorChanged(SensorEvent event) {\r\n \/\/\u6570\u636e\u7684\u53d6\u5f97\r\n for (int i=0;i<3;i++) {\r\n int w=(int)(10*event.values[i]);\r\n event.values[i]=(float)(w\/10.0f);\r\n }\r\n\r\n \/\/\u52a0\u901f\u5ea6\u7684\u53d6\u5f97\r\n if (event.sensor==accelerometer) {\r\n \tsensorView.setAcceleration(event.values);\r\n }\r\n \/\/\u65b9\u5411\u7684\u53d6\u5f97\r\n if (event.sensor==orientation) {\r\n sensorView.setOrientation(event.values);\r\n }\r\n sensorView.invalidate();\r\n }\r\n\r\n \/\/\u7cbe\u5ea6\u53d8\u66f4\u51fd\u6570\uff0c\u4e00\u822c\u4e0d\u5fc5\u4fee\u6539\r\n public void onAccuracyChanged(Sensor sensor,int accuracy) {\r\n }\r\n}<\/pre>\n\u8bf4\u660e\uff1a\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u53ef\u4ee5\u83b7\u5f97\u8bbe\u5907\u5f53\u524d\u52a0\u901f\u5ea6\u7684\u4fe1\u606f\u3002\u4e4b\u540e\u53ef\u4ee5\u4f5c\u5982\u4e0b\u8bbe\u5b9a\uff1a<\/p>\n
private float[] acceleration=new float[3];\/\/X\u3001Y\u3001Z\u8f74\u7684\u52a0\u901f\u5ea6\r\n private float[] orientation =new float[3];\/\/\u503e\u659c\u76f8\u5173\u7684\u503c\r\n \/\/\u52a0\u901f\u5ea6\u7684\u8bbe\u5b9a\r\n public void setAcceleration(float[] acceleration) {\r\n this.acceleration=acceleration;\r\n }\r\n \/\/\u503e\u659c\u7684\u8bbe\u5b9a\r\n public void setOrientation(float[] orientation) {\r\n this.orientation=orientation;\r\n }<\/pre>\n\u6240\u5b9a\u4e49\u7684\u516d\u4e2a\u6d6e\u70b9\u6570\u5373\u53ef\u7528\u6765\u63cf\u8ff0\u5f53\u524d\u7684\u52a0\u901f\u5ea6\u7b49\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"