diff options
Diffstat (limited to 'mobileapp/src/smoots/udesign/accelerometer/AccelerometerManager.java')
| -rwxr-xr-x | mobileapp/src/smoots/udesign/accelerometer/AccelerometerManager.java | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/mobileapp/src/smoots/udesign/accelerometer/AccelerometerManager.java b/mobileapp/src/smoots/udesign/accelerometer/AccelerometerManager.java deleted file mode 100755 index 2d5877c..0000000 --- a/mobileapp/src/smoots/udesign/accelerometer/AccelerometerManager.java +++ /dev/null @@ -1,178 +0,0 @@ -package smoots.udesign.accelerometer;
-
-import java.util.List;
-
-import smoots.udesign.canvas.VirtualCanvasActivity;
-import android.content.Context;
-import android.hardware.Sensor;
-import android.hardware.SensorEvent;
-import android.hardware.SensorEventListener;
-import android.hardware.SensorManager;
-
-
-public class AccelerometerManager {
-
- /** Accuracy configuration */
- private static float threshold = 5;
- private static int interval = 1000;
-
- private static Sensor sensor;
- private static SensorManager sensorManager;
- // you could use an OrientationListener array instead
- // if you plans to use more than one listener
- private static AccelerometerListener listener;
-
- /** indicates whether or not Accelerometer Sensor is supported */
- private static Boolean supported;
- /** indicates whether or not Accelerometer Sensor is running */
- private static boolean running = false;
-
- /**
- * Returns true if the manager is listening to orientation changes
- */
- public static boolean isListening() {
- return running;
- }
-
- /**
- * Unregisters listeners
- */
- public static void stopListening() {
- running = false;
- try {
- if (sensorManager != null && sensorEventListener != null) {
- sensorManager.unregisterListener(sensorEventListener);
- }
- } catch (Exception e) {}
- }
-
- /**
- * Returns true if at least one Accelerometer sensor is available
- */
- public static boolean isSupported() {
- if (supported == null) {
- if (VirtualCanvasActivity.getContext() != null) {
- sensorManager = (SensorManager) VirtualCanvasActivity.getContext().
- getSystemService(Context.SENSOR_SERVICE);
- List<Sensor> sensors = sensorManager.getSensorList(
- Sensor.TYPE_ACCELEROMETER);
- supported = new Boolean(sensors.size() > 0);
- } else {
- supported = Boolean.FALSE;
- }
- }
- return supported;
- }
-
- /**
- * Configure the listener for shaking
- * @param threshold
- * minimum acceleration variation for considering shaking
- * @param interval
- * minimum interval between to shake events
- */
- public static void configure(int threshold, int interval) {
- AccelerometerManager.threshold = threshold;
- AccelerometerManager.interval = interval;
- }
-
- /**
- * Registers a listener and start listening
- * @param accelerometerListener
- * callback for accelerometer events
- */
- public static void startListening(
- AccelerometerListener accelerometerListener) {
- sensorManager = (SensorManager) VirtualCanvasActivity.getContext().
- getSystemService(Context.SENSOR_SERVICE);
- List<Sensor> sensors = sensorManager.getSensorList(
- Sensor.TYPE_ACCELEROMETER);
- if (sensors.size() > 0) {
- sensor = sensors.get(0);
- running = sensorManager.registerListener(
- sensorEventListener, sensor,
- SensorManager.SENSOR_DELAY_GAME);
- listener = accelerometerListener;
- }
- }
-
- /**
- * Configures threshold and interval
- * And registers a listener and start listening
- * @param accelerometerListener
- * callback for accelerometer events
- * @param threshold
- * minimum acceleration variation for considering shaking
- * @param interval
- * minimum interval between to shake events
- */
- public static void startListening(
- AccelerometerListener accelerometerListener,
- int threshold, int interval) {
- configure(threshold, interval);
- startListening(accelerometerListener);
- }
-
- /**
- * The listener that listen to events from the accelerometer listener
- */
- private static SensorEventListener sensorEventListener =
- new SensorEventListener() {
-
- private long now = 0;
- private long timeDiff = 0;
- private long lastUpdate = 0;
- private long lastShake = 0;
-
- private float x = 0;
- private float y = 0;
- private float z = 0;
- private float lastX = 0;
- private float lastY = 0;
- private float lastZ = 0;
- private float force = 0;
-
- public void onAccuracyChanged(Sensor sensor, int accuracy) {}
-
- public void onSensorChanged(SensorEvent event) {
- // use the event timestamp as reference
- // so the manager precision won't depends
- // on the AccelerometerListener implementation
- // processing time
- now = event.timestamp;
-
- x = event.values[0];
- y = event.values[1];
- z = event.values[2];
-
- // SHAKE THE PHONE
- if (lastUpdate == 0) {
- lastUpdate = now;
- lastShake = now;
- lastX = x;
- lastY = y;
- lastZ = z;
- } else {
- timeDiff = now - lastUpdate;
- if (timeDiff > interval) {
- force = Math.abs(x + y + z - lastX - lastY - lastZ) / timeDiff * 10000000;
- if (force > threshold) {
- if (now - lastShake >= interval) {
- // trigger shake event
- listener.onShake(force);
- }
- lastShake = now;
- }
- lastX = x;
- lastY = y;
- lastZ = z;
- lastUpdate = now;
- }
- }
- // trigger change event
- listener.onAccelerationChanged(x, y, z);
- }
-
- };
-
-}
|