diff options
Diffstat (limited to 'platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java')
| -rw-r--r-- | platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java | 1104 |
1 files changed, 0 insertions, 1104 deletions
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java deleted file mode 100644 index 3f37da99d5..0000000000 --- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java +++ /dev/null @@ -1,1104 +0,0 @@ -package com.mapbox.mapboxsdk.maps.widgets; - -import android.animation.ValueAnimator; -import android.annotation.SuppressLint; -import android.content.Context; -import android.graphics.Camera; -import android.graphics.Canvas; -import android.graphics.Matrix; -import android.graphics.Paint; -import android.graphics.PointF; -import android.graphics.PorterDuff; -import android.graphics.Rect; -import android.graphics.drawable.Drawable; -import android.hardware.Sensor; -import android.hardware.SensorEvent; -import android.hardware.SensorEventListener; -import android.hardware.SensorManager; -import android.location.Location; -import android.os.Bundle; -import android.os.Parcelable; -import android.os.SystemClock; -import android.support.annotation.ColorInt; -import android.support.annotation.FloatRange; -import android.support.annotation.IntRange; -import android.support.annotation.NonNull; -import android.util.AttributeSet; -import android.view.View; -import android.view.ViewGroup; - -import com.mapbox.mapboxsdk.Mapbox; -import com.mapbox.mapboxsdk.camera.CameraPosition; -import com.mapbox.mapboxsdk.camera.CameraUpdateFactory; -import com.mapbox.mapboxsdk.constants.MyBearingTracking; -import com.mapbox.mapboxsdk.constants.MyLocationTracking; -import com.mapbox.mapboxsdk.geometry.LatLng; -import com.mapbox.mapboxsdk.maps.MapboxMap; -import com.mapbox.mapboxsdk.maps.Projection; -import com.mapbox.android.core.location.LocationEngine; -import com.mapbox.android.core.location.LocationEngineListener; -import com.mapbox.android.core.location.LocationEnginePriority; - -import java.lang.ref.WeakReference; - -import timber.log.Timber; - -/** - * UI element overlaid on a map to show the user's location. - * <p> - * Use {@link MyLocationViewSettings} to manipulate the state of this view. - * </p> - * - * @deprecated use location layer plugin from - * https://github.com/mapbox/mapbox-plugins-android/tree/master/plugins/locationlayer instead. - */ -@Deprecated -public class MyLocationView extends View { - - private static final int UNDEFINED_TINT_COLOR = -1; - private MyLocationBehavior myLocationBehavior; - private MapboxMap mapboxMap; - - private Projection projection; - private float[] projectedCoordinate = new float[2]; - private float projectedX; - private float projectedY; - - private float contentPaddingX; - private float contentPaddingY; - - private LatLng latLng; - private Location location; - private LocationEngine locationEngine; - private long locationUpdateTimestamp; - private float previousDirection; - - private float accuracy; - private Paint accuracyPaint; - private float accuracyThreshold; - - private ValueAnimator locationChangeAnimator; - private ValueAnimator accuracyAnimator; - private ValueAnimator directionAnimator; - private boolean locationChangeAnimationEnabled = true; - - private ValueAnimator.AnimatorUpdateListener invalidateSelfOnUpdateListener = - new ValueAnimator.AnimatorUpdateListener() { - @Override - public void onAnimationUpdate(ValueAnimator animation) { - invalidate(); - } - }; - - private Drawable foregroundDrawable; - private Drawable foregroundBearingDrawable; - private Drawable backgroundDrawable; - - private Rect foregroundBounds; - private Rect backgroundBounds; - - private int backgroundOffsetLeft; - private int backgroundOffsetTop; - private int backgroundOffsetRight; - private int backgroundOffsetBottom; - - private Matrix matrix; - private Camera camera; - private PointF screenLocation; - - // camera vars - private double tilt; - private double bearing; - private float magneticHeading; - - // Controls the compass update rate in milliseconds - private static final int COMPASS_UPDATE_RATE_MS = 500; - - @MyLocationTracking.Mode - private int myLocationTrackingMode; - - @MyBearingTracking.Mode - private int myBearingTrackingMode; - - private GpsLocationListener userLocationListener; - private CompassListener compassListener; - - public MyLocationView(Context context) { - super(context); - init(context); - } - - public MyLocationView(Context context, AttributeSet attrs) { - super(context, attrs); - init(context); - } - - public MyLocationView(Context context, AttributeSet attrs, int defStyleAttr) { - super(context, attrs, defStyleAttr); - init(context); - } - - private void init(Context context) { - if (isInEditMode()) { - return; - } - - setEnabled(false); - - // setup LayoutParams - ViewGroup.LayoutParams lp = new ViewGroup.LayoutParams( - ViewGroup.LayoutParams.MATCH_PARENT, - ViewGroup.LayoutParams.MATCH_PARENT); - setLayoutParams(lp); - - matrix = new Matrix(); - camera = new Camera(); - camera.setLocation(0, 0, -1000); - accuracyPaint = new Paint(); - - myLocationBehavior = new MyLocationBehaviorFactory().getBehavioralModel(MyLocationTracking.TRACKING_NONE); - compassListener = new CompassListener(context); - } - - @Deprecated - public void init(LocationEngine locationSource) { - this.locationEngine = locationSource; - } - - /** - * Set the foreground drawable, for internal use only. - * - * @param defaultDrawable The drawable shown when showing this view - * @param bearingDrawable The drawable shown when tracking of bearing is enabled - */ - public final void setForegroundDrawables(Drawable defaultDrawable, Drawable bearingDrawable) { - if (defaultDrawable == null) { - return; - } - - if (bearingDrawable == null) { - // if user only provided one resource - // use same for bearing mode - bearingDrawable = defaultDrawable.getConstantState().newDrawable(); - } - - if (backgroundDrawable == null) { - // if the user didn't provide a background resource we will use the foreground resource instead, - // we need to create a new drawable to handle tinting correctly - backgroundDrawable = defaultDrawable.getConstantState().newDrawable(); - } - - if (defaultDrawable.getIntrinsicWidth() != bearingDrawable.getIntrinsicWidth() - || defaultDrawable.getIntrinsicHeight() != bearingDrawable.getIntrinsicHeight()) { - throw new RuntimeException("The dimensions from location and bearing drawables should be match"); - } - - foregroundDrawable = defaultDrawable; - foregroundBearingDrawable = bearingDrawable; - - invalidateBounds(); - } - - /** - * Set the foreground drawable tint, for internal use only. - * - * @param color The color to tint the drawable with - */ - public final void setForegroundDrawableTint(@ColorInt int color) { - applyDrawableTint(foregroundDrawable, color); - applyDrawableTint(foregroundBearingDrawable, color); - invalidate(); - } - - /** - * Set the shadow drawable, for internal use only. - * - * @param drawable The drawable shown as shadow - */ - public final void setShadowDrawable(Drawable drawable) { - setShadowDrawable(drawable, 0, 0, 0, 0); - } - - /** - * Set the shadow drawable with some additional offset. - * - * @param drawable The drawable shown as shadow - * @param left The left offset margin - * @param top The top offset margin - * @param right The right offset margin - * @param bottom The bottom offset margin - */ - public final void setShadowDrawable(Drawable drawable, int left, int top, int right, int bottom) { - if (drawable != null) { - backgroundDrawable = drawable; - } - - backgroundOffsetLeft = left; - backgroundOffsetTop = top; - backgroundOffsetRight = right; - backgroundOffsetBottom = bottom; - - invalidateBounds(); - } - - /** - * Set the shadow drawable tint color, for internal use only. - * - * @param color The tint color to apply - */ - public final void setShadowDrawableTint(@ColorInt int color) { - if (backgroundDrawable == null) { - return; - } - applyDrawableTint(backgroundDrawable, color); - invalidate(); - } - - /** - * Set the accuracy tint color, for internal use only. - * - * @param color The tint color to apply - */ - public final void setAccuracyTint(@ColorInt int color) { - int alpha = accuracyPaint.getAlpha(); - accuracyPaint.setColor(color); - accuracyPaint.setAlpha(alpha); - invalidate(); - } - - /** - * Set the accuracy alpha value, for internal use only. - * - * @param alpha The alpha accuracy value to apply - */ - public final void setAccuracyAlpha(@IntRange(from = 0, to = 255) int alpha) { - accuracyPaint.setAlpha(alpha); - invalidate(); - } - - private void invalidateBounds() { - if (backgroundDrawable == null || foregroundDrawable == null || foregroundBearingDrawable == null) { - return; - } - - int backgroundWidth = backgroundDrawable.getIntrinsicWidth(); - int backgroundHeight = backgroundDrawable.getIntrinsicHeight(); - int horizontalOffset = backgroundOffsetLeft - backgroundOffsetRight; - int verticalOffset = backgroundOffsetTop - backgroundOffsetBottom; - backgroundBounds = new Rect(-backgroundWidth / 2 + horizontalOffset, - -backgroundHeight / 2 + verticalOffset, backgroundWidth / 2 + horizontalOffset, backgroundHeight / 2 - + verticalOffset); - backgroundDrawable.setBounds(backgroundBounds); - - int foregroundWidth = foregroundDrawable.getIntrinsicWidth(); - int foregroundHeight = foregroundDrawable.getIntrinsicHeight(); - foregroundBounds = new Rect(-foregroundWidth / 2, -foregroundHeight / 2, foregroundWidth / 2, foregroundHeight / 2); - foregroundDrawable.setBounds(foregroundBounds); - foregroundBearingDrawable.setBounds(foregroundBounds); - - // invoke a new draw - invalidate(); - } - - @Override - protected void onDraw(Canvas canvas) { - super.onDraw(canvas); - - if (location == null || foregroundBounds == null || backgroundBounds == null || accuracyAnimator == null - || screenLocation == null) { - // Not ready yet - return; - } - - final PointF pointF = screenLocation; - float metersPerPixel = (float) projection.getMetersPerPixelAtLatitude(location.getLatitude()); - float accuracyPixels = (Float) accuracyAnimator.getAnimatedValue() / metersPerPixel; - - // reset - matrix.reset(); - projectedCoordinate[0] = 0; - projectedCoordinate[1] = 0; - - // put camera in position - camera.save(); - camera.rotate((float) tilt, 0, 0); - camera.getMatrix(matrix); - - if (myBearingTrackingMode != MyBearingTracking.NONE && directionAnimator != null) { - matrix.preRotate((Float) directionAnimator.getAnimatedValue()); - } - - matrix.preTranslate(0, contentPaddingY); - matrix.postTranslate(pointF.x, pointF.y - contentPaddingY); - - // concat our matrix on canvas - canvas.concat(matrix); - - // calculate focal point - matrix.mapPoints(projectedCoordinate); - projectedX = pointF.x - projectedCoordinate[0]; - projectedY = pointF.y - projectedCoordinate[1]; - - // restore orientation from camera - camera.restore(); - - // draw circle - canvas.drawCircle(0, 0, accuracyPixels, accuracyPaint); - - // draw shadow - if (backgroundDrawable != null) { - backgroundDrawable.draw(canvas); - } - - // draw foreground - if (myBearingTrackingMode == MyBearingTracking.NONE) { - if (foregroundDrawable != null) { - foregroundDrawable.draw(canvas); - } - } else if (foregroundBearingDrawable != null && foregroundBounds != null) { - if (myBearingTrackingMode == MyBearingTracking.GPS - || myBearingTrackingMode == MyBearingTracking.GPS_NORTH_FACING - || compassListener.isSensorAvailable()) { - foregroundBearingDrawable.draw(canvas); - } else { - // We are tracking MyBearingTracking.COMPASS, but sensor is not available. - foregroundDrawable.draw(canvas); - } - } - } - - /** - * Set the tilt value, for internal use only. - * - * @param tilt The tilt to apply - */ - public void setTilt(@FloatRange(from = 0, to = 60.0f) double tilt) { - this.tilt = tilt; - invalidate(); - } - - /** - * Set the bearing value, for internal use only. - * - * @param bearing The bearing to apply - */ - public void setBearing(double bearing) { - this.bearing = bearing; - if (myLocationTrackingMode == MyLocationTracking.TRACKING_NONE) { - if (myBearingTrackingMode == MyBearingTracking.GPS - || myBearingTrackingMode == MyBearingTracking.GPS_NORTH_FACING) { - if (location != null) { - setCompass(location.getBearing() - bearing); - } - } else if (myBearingTrackingMode == MyBearingTracking.COMPASS && compassListener.isSensorAvailable()) { - setCompass(magneticHeading - bearing); - } - } - } - - /** - * Set the bearing and tilt from a camera position, for internal use only. - * - * @param position The camera position to extract bearing and tilt from - */ - public void setCameraPosition(CameraPosition position) { - if (position != null) { - setBearing(position.bearing); - setTilt(position.tilt); - } - } - - /** - * Called when the hosting activity is starting, for internal use only. - */ - public void onStart() { - if (myBearingTrackingMode == MyBearingTracking.COMPASS && compassListener.isSensorAvailable()) { - compassListener.onResume(); - } - if (isEnabled()) { - toggleGps(true); - } - } - - /** - * Called when the hosting activity is stopping, for internal use only. - */ - public void onStop() { - compassListener.onPause(); - toggleGps(false); - } - - @Override - protected void onDetachedFromWindow() { - super.onDetachedFromWindow(); - // cleanup to prevent memory leaks - if (locationChangeAnimator != null) { - locationChangeAnimator.cancel(); - locationChangeAnimator = null; - } - - if (accuracyAnimator != null) { - accuracyAnimator.cancel(); - accuracyAnimator = null; - } - - if (directionAnimator != null) { - directionAnimator.cancel(); - directionAnimator = null; - } - - if (userLocationListener != null) { - locationEngine.removeLocationEngineListener(userLocationListener); - locationEngine = null; - userLocationListener = null; - } - } - - /** - * Update current locationstate. - */ - public void update() { - if (isEnabled()) { - myLocationBehavior.invalidate(); - } else { - setVisibility(View.INVISIBLE); - } - } - - // TODO refactor MapboxMap out - public void setMapboxMap(MapboxMap mapboxMap) { - this.mapboxMap = mapboxMap; - this.projection = mapboxMap.getProjection(); - } - - /** - * Set the enabled state, for internal use only. - * - * @param enabled The value to set the state to - */ - @Override - public void setEnabled(boolean enabled) { - setEnabled(enabled, false); - } - - /** - * Set the enabled state, for internal use only. - * - * @param enabled The value to set the state to - * @param isCustomLocationEngine Flag handling for handling user provided custom location engine - */ - public void setEnabled(boolean enabled, boolean isCustomLocationEngine) { - super.setEnabled(enabled); - setVisibility(enabled ? View.VISIBLE : View.INVISIBLE); - toggleGps(enabled, isCustomLocationEngine); - } - - /** - * Save the view instance state, for internal use only. - * - * @return the marshaled representation of the view state - */ - @Override - protected Parcelable onSaveInstanceState() { - Bundle bundle = new Bundle(); - bundle.putParcelable("superState", super.onSaveInstanceState()); - bundle.putDouble("tilt", tilt); - return bundle; - } - - /** - * Restore the view instance state, for internal use only. - * - * @param state the marshalled representation of the state to restore - */ - @Override - public void onRestoreInstanceState(Parcelable state) { - if (state instanceof Bundle) { - Bundle bundle = (Bundle) state; - tilt = bundle.getDouble("tilt"); - state = bundle.getParcelable("superState"); - } - super.onRestoreInstanceState(state); - } - - private void toggleGps(boolean enableGps) { - toggleGps(enableGps, mapboxMap != null - && mapboxMap.getTrackingSettings().isCustomLocationSource()); - } - - /** - * Enabled / Disable GPS location updates along with updating the UI, for internal use only. - * - * @param enableGps true if GPS is to be enabled, false if GPS is to be disabled - */ - private void toggleGps(boolean enableGps, boolean isCustomLocationEngine) { - if (enableGps) { - if (locationEngine == null) { - if (!isCustomLocationEngine) { - locationEngine = Mapbox.getLocationEngine(); - } else { - return; - } - } - - if (userLocationListener == null) { - userLocationListener = new GpsLocationListener(this, locationEngine); - } - - locationEngine.addLocationEngineListener(userLocationListener); - locationEngine.setPriority(LocationEnginePriority.HIGH_ACCURACY); - locationEngine.activate(); - } else { - if (locationEngine == null) { - return; - } - // Disable location and user dot - location = null; - locationEngine.removeLocationEngineListener(userLocationListener); - locationEngine.removeLocationUpdates(); - locationEngine.deactivate(); - restoreLocationEngine(); - } - } - - /** - * Get the current location. - * - * @return the current location - */ - public Location getLocation() { - return location; - } - - /** - * Set the current location, for internal use only. - * - * @param location The current location - */ - public void setLocation(Location location) { - if (location == null) { - this.location = null; - return; - } - - this.location = location; - myLocationBehavior.updateLatLng(location); - - if (mapboxMap != null && (myBearingTrackingMode == MyBearingTracking.GPS - || myBearingTrackingMode == MyBearingTracking.GPS_NORTH_FACING) - && myLocationTrackingMode == MyLocationTracking.TRACKING_NONE) { - setBearing(mapboxMap.getCameraPosition().bearing); - } - } - - /** - * Set location change animation enabled, for internal use only. - * - * @param locationChangeAnimationEnabled True if location changes are animated - */ - public void setLocationChangeAnimationEnabled(boolean locationChangeAnimationEnabled) { - this.locationChangeAnimationEnabled = locationChangeAnimationEnabled; - } - - /** - * Set accuracy circle threshold. Circle won't be displayed if accuracy is below set value. - * For internal use only. - * - * @param accuracyThreshold Value below which circle won't be displayed - */ - public void setAccuracyThreshold(float accuracyThreshold) { - this.accuracyThreshold = accuracyThreshold; - } - - /** - * Set the bearing tracking mode, for internal use only. - * - * @param myBearingTrackingMode The bearing tracking mode - */ - public void setMyBearingTrackingMode(@MyBearingTracking.Mode int myBearingTrackingMode) { - this.myBearingTrackingMode = myBearingTrackingMode; - if (myBearingTrackingMode == MyBearingTracking.COMPASS && compassListener.isSensorAvailable()) { - compassListener.onResume(); - } else { - compassListener.onPause(); - if (myLocationTrackingMode == MyLocationTracking.TRACKING_FOLLOW - && myBearingTrackingMode == MyBearingTracking.GPS) { - // always face north - setCompass(0); - } else { - myLocationBehavior.invalidate(); - } - } - invalidate(); - } - - /** - * Set the location tracking mode, for internla use only. - * - * @param myLocationTrackingMode The location tracking mode - */ - public void setMyLocationTrackingMode(@MyLocationTracking.Mode int myLocationTrackingMode) { - MyLocationBehaviorFactory factory = new MyLocationBehaviorFactory(); - myLocationBehavior = factory.getBehavioralModel(myLocationTrackingMode); - - if (location != null) { - if (myLocationTrackingMode == MyLocationTracking.TRACKING_FOLLOW) { - // center map directly - mapboxMap.moveCamera(CameraUpdateFactory.newLatLng(new LatLng(location))); - } else { - // do not use interpolated location from tracking mode - latLng = null; - } - myLocationBehavior.updateLatLng(location); - } - - this.myLocationTrackingMode = myLocationTrackingMode; - invalidate(); - } - - /** - * Get the location tracking mode, for internal use only. - * - * @return The location tracking mode - */ - @MyLocationTracking.Mode - public int getMyLocationTrackingMode() { - return myLocationTrackingMode; - } - - - /** - * Get the bearing tracking mode, for internal use only. - * - * @return the bearing tracking mode - */ - @MyBearingTracking.Mode - public int getMyBearingTrackingMode() { - return myBearingTrackingMode; - } - - /** - * Set the compass bearing value, for internal use only. - * - * @param bearing The compas bearing value - */ - private void setCompass(double bearing) { - setCompass(bearing, 0 /* no animation */); - } - - private void setCompass(double bearing, long duration) { - float oldDir = previousDirection; - if (directionAnimator != null) { - oldDir = (Float) directionAnimator.getAnimatedValue(); - directionAnimator.end(); - directionAnimator = null; - } - - float newDir = (float) bearing; - float diff = oldDir - newDir; - if (diff > 180.0f) { - newDir += 360.0f; - } else if (diff < -180.0f) { - newDir -= 360.f; - } - previousDirection = newDir; - - directionAnimator = ValueAnimator.ofFloat(oldDir, newDir); - directionAnimator.setDuration(duration); - directionAnimator.addUpdateListener(invalidateSelfOnUpdateListener); - directionAnimator.start(); - } - - /** - * Get the center of this view in screen coordinates. - * - * @return the center of the view - */ - public PointF getCenter() { - return new PointF(getCenterX(), getCenterY()); - } - - /** - * Get the x value of the center of this view. - * - * @return the x value of the center of the view - */ - private float getCenterX() { - return (getX() + getMeasuredWidth()) / 2 + contentPaddingX - projectedX; - } - - /** - * Get the y value of the center of this view. - * - * @return the y value of the center of the view - */ - private float getCenterY() { - return (getY() + getMeasuredHeight()) / 2 + contentPaddingY - projectedY; - } - - public void setContentPadding(int[] padding) { - contentPaddingX = (padding[0] - padding[2]) / 2; - contentPaddingY = (padding[1] - padding[3]) / 2; - } - - /** - * Set the location source from which location updates are received, for internal use only. - * - * @param locationEngine The location engine to receive updates from - */ - public void setLocationSource(LocationEngine locationEngine) { - toggleGps(false); - this.locationEngine = locationEngine; - this.userLocationListener = null; - setEnabled(isEnabled(), locationEngine != null); - } - - private void applyDrawableTint(Drawable drawable, @ColorInt int color) { - if (color == UNDEFINED_TINT_COLOR) { - removeTintColorFilter(drawable); - } else { - applyTintColorFilter(drawable, color); - } - } - - private void removeTintColorFilter(Drawable drawable) { - if (drawable != null) { - drawable.mutate().setColorFilter(null); - } - } - - private void applyTintColorFilter(Drawable drawable, @ColorInt int color) { - if (drawable != null) { - drawable.mutate().setColorFilter(color, PorterDuff.Mode.SRC_IN); - } - } - - private void restoreLocationEngine() { - locationEngine.setPriority(LocationEnginePriority.LOW_POWER); - locationEngine.activate(); - } - - private static class GpsLocationListener implements LocationEngineListener { - - private WeakReference<MyLocationView> userLocationView; - private WeakReference<LocationEngine> locationSource; - - GpsLocationListener(MyLocationView myLocationView, LocationEngine locationEngine) { - userLocationView = new WeakReference<>(myLocationView); - locationSource = new WeakReference<>(locationEngine); - } - - @SuppressLint("MissingPermission") - @Override - public void onConnected() { - MyLocationView locationView = userLocationView.get(); - LocationEngine locationEngine = locationSource.get(); - if (locationView != null && locationEngine != null) { - Location lastKnownLocation = locationEngine.getLastLocation(); - if (lastKnownLocation != null) { - locationView.setLocation(lastKnownLocation); - } - locationEngine.requestLocationUpdates(); - } - } - - /** - * Callback method for receiving location updates from LocationServices. - * - * @param location The new Location data - */ - @Override - public void onLocationChanged(Location location) { - MyLocationView locationView = userLocationView.get(); - if (locationView != null) { - locationView.setLocation(location); - } - } - } - - private class CompassListener implements SensorEventListener { - - private final SensorManager sensorManager; - - private Sensor rotationVectorSensor; - private float[] matrix = new float[9]; - private float[] rotationVectorValue; - private float[] truncatedRotationVectorValue = new float[4]; - - private float[] orientation = new float[3]; - private boolean reportMissingSensor = true; - // Compass data - private long compassUpdateNextTimestamp = 0; - - CompassListener(Context context) { - sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE); - rotationVectorSensor = sensorManager.getDefaultSensor(Sensor.TYPE_ROTATION_VECTOR); - } - - public void onResume() { - sensorManager.registerListener(this, rotationVectorSensor, SensorManager.SENSOR_DELAY_GAME); - } - - public void onPause() { - sensorManager.unregisterListener(this, rotationVectorSensor); - } - - public boolean isSensorAvailable() { - if (rotationVectorSensor == null && reportMissingSensor) { - reportMissingSensor = false; - Timber.e("Sensor.TYPE_ROTATION_VECTOR is missing from this device. Unable to use MyBearingTracking.COMPASS."); - } - return rotationVectorSensor != null; - } - - @Override - public void onSensorChanged(SensorEvent event) { - - // check when the last time the compass was updated, return if too soon. - long currentTime = SystemClock.elapsedRealtime(); - if (currentTime < compassUpdateNextTimestamp) { - return; - } - - if (event.sensor.getType() == Sensor.TYPE_ROTATION_VECTOR) { - rotationVectorValue = getRotationVectorFromSensorEvent(event); - SensorManager.getRotationMatrixFromVector(matrix, rotationVectorValue); - SensorManager.getOrientation(matrix, orientation); - - magneticHeading = (float) Math.toDegrees(SensorManager.getOrientation(matrix, orientation)[0]); - if (myLocationTrackingMode == MyLocationTracking.TRACKING_FOLLOW) { - // Change the user location view orientation to reflect the device orientation - rotateCamera(magneticHeading); - setCompass(0, COMPASS_UPDATE_RATE_MS); - } else { - // Change compass direction - setCompass(magneticHeading - bearing, COMPASS_UPDATE_RATE_MS); - } - - compassUpdateNextTimestamp = currentTime + COMPASS_UPDATE_RATE_MS; - } - } - - /** - * Pulls out the rotation vector from a SensorEvent, with a maximum length - * vector of four elements to avoid potential compatibility issues. - * - * @param event the sensor event - * @return the events rotation vector, potentially truncated - */ - @NonNull - float[] getRotationVectorFromSensorEvent(@NonNull SensorEvent event) { - if (event.values.length > 4) { - // On some Samsung devices SensorManager.getRotationMatrixFromVector - // appears to throw an exception if rotation vector has length > 4. - // For the purposes of this class the first 4 values of the - // rotation vector are sufficient (see crbug.com/335298 for details). - // Only affects Android 4.3 - System.arraycopy(event.values, 0, truncatedRotationVectorValue, 0, 4); - return truncatedRotationVectorValue; - } else { - return event.values; - } - } - - private void rotateCamera(float rotation) { - CameraPosition.Builder builder = new CameraPosition.Builder(); - builder.bearing(rotation); - mapboxMap.easeCamera(CameraUpdateFactory.newCameraPosition(builder.build()), COMPASS_UPDATE_RATE_MS, - false /*linear interpolator*/, null); - } - - @Override - public void onAccuracyChanged(Sensor sensor, int accuracy) { - } - - } - - private class MarkerCoordinateAnimatorListener implements ValueAnimator.AnimatorUpdateListener { - - private MyLocationBehavior behavior; - private double fromLat; - private double fromLng; - private double toLat; - private double toLng; - - private MarkerCoordinateAnimatorListener(MyLocationBehavior myLocationBehavior, LatLng from, LatLng to) { - behavior = myLocationBehavior; - fromLat = from.getLatitude(); - fromLng = from.getLongitude(); - toLat = to.getLatitude(); - toLng = to.getLongitude(); - } - - @Override - public void onAnimationUpdate(ValueAnimator animation) { - float frac = animation.getAnimatedFraction(); - double latitude = fromLat + (toLat - fromLat) * frac; - double longitude = fromLng + (toLng - fromLng) * frac; - behavior.updateLatLng(latitude, longitude); - update(); - } - } - - private class MyLocationBehaviorFactory { - - MyLocationBehavior getBehavioralModel(@MyLocationTracking.Mode int mode) { - if (mode == MyLocationTracking.TRACKING_NONE) { - return new MyLocationShowBehavior(); - } else { - return new MyLocationTrackingBehavior(); - } - } - } - - private abstract class MyLocationBehavior { - - MyLocationBehavior() { - if (latLng != null) { - locationUpdateTimestamp = SystemClock.elapsedRealtime(); - } - } - - void updateLatLng(@NonNull Location newLocation) { - location = newLocation; - } - - void updateLatLng(double lat, double lon) { - if (latLng != null) { - latLng.setLatitude(lat); - latLng.setLongitude(lon); - } - } - - void updateAccuracy(@NonNull Location location) { - if (accuracyAnimator != null && accuracyAnimator.isRunning()) { - // use current accuracy as a starting point - accuracy = (Float) accuracyAnimator.getAnimatedValue(); - accuracyAnimator.end(); - } - - float newAccuracy = location.getAccuracy() >= accuracyThreshold ? location.getAccuracy() : 0f; - accuracyAnimator = ValueAnimator.ofFloat(accuracy, newAccuracy); - accuracyAnimator.setDuration(750); - accuracyAnimator.start(); - accuracy = newAccuracy; - } - - abstract void invalidate(); - } - - private class MyLocationTrackingBehavior extends MyLocationBehavior { - - @Override - void updateLatLng(@NonNull Location location) { - super.updateLatLng(location); - if (latLng == null) { - // first location fix - latLng = new LatLng(location); - locationUpdateTimestamp = SystemClock.elapsedRealtime(); - } - - // updateLatLng timestamp - float previousUpdateTimeStamp = locationUpdateTimestamp; - locationUpdateTimestamp = SystemClock.elapsedRealtime(); - - // calculate animation duration - int animationDuration; - if (previousUpdateTimeStamp == 0) { - animationDuration = 0; - } else { - animationDuration = (int) ((locationUpdateTimestamp - previousUpdateTimeStamp) * 1.1f) - /*make animation slightly longer*/; - } - - // calculate interpolated location - latLng = new LatLng(location); - CameraPosition.Builder builder = new CameraPosition.Builder().target(latLng); - - // add direction - if (myBearingTrackingMode == MyBearingTracking.GPS) { - if (location.hasBearing()) { - builder.bearing(location.getBearing()); - } - setCompass(0, COMPASS_UPDATE_RATE_MS); - } - - if (myBearingTrackingMode == MyBearingTracking.GPS_NORTH_FACING) { - builder.bearing(0); - if (location.hasBearing()) { - setCompass(location.getBearing(), COMPASS_UPDATE_RATE_MS); - } - } - - // accuracy - updateAccuracy(location); - - if (locationChangeAnimationEnabled && animationDuration > 0) { - // ease to new camera position with a linear interpolator - mapboxMap.easeCamera(CameraUpdateFactory.newCameraPosition(builder.build()), animationDuration, false, null, - true); - } else { - mapboxMap.moveCamera(CameraUpdateFactory.newCameraPosition(builder.build())); - } - } - - @Override - void invalidate() { - int[] mapPadding = mapboxMap.getPadding(); - float x = (getWidth() + mapPadding[0] - mapPadding[2]) / 2 + contentPaddingX; - float y = (getHeight() - mapPadding[3] + mapPadding[1]) / 2 + contentPaddingY; - screenLocation = new PointF(x, y); - MyLocationView.this.invalidate(); - } - } - - private class MyLocationShowBehavior extends MyLocationBehavior { - - @Override - void updateLatLng(@NonNull final Location location) { - super.updateLatLng(location); - if (latLng == null) { - // first location update - latLng = new LatLng(location); - locationUpdateTimestamp = SystemClock.elapsedRealtime(); - } - - // update LatLng location - LatLng newLocation = new LatLng(location); - - // update LatLng accuracy - updateAccuracy(location); - - // calculate updateLatLng time + add some extra offset to improve animation - long previousUpdateTimeStamp = locationUpdateTimestamp; - locationUpdateTimestamp = SystemClock.elapsedRealtime(); - long locationUpdateDuration = (long) ((locationUpdateTimestamp - previousUpdateTimeStamp) * 1.2f); - - // animate changes - if (locationChangeAnimator != null) { - locationChangeAnimator.end(); - locationChangeAnimator = null; - } - - locationChangeAnimator = ValueAnimator.ofFloat(0.0f, 1.0f); - if (locationChangeAnimationEnabled) { - locationChangeAnimator.setDuration(locationUpdateDuration); - } else { - locationChangeAnimator.setDuration(0); - } - locationChangeAnimator.addUpdateListener(new MarkerCoordinateAnimatorListener(this, - latLng, newLocation - )); - locationChangeAnimator.start(); - latLng = newLocation; - } - - @Override - void invalidate() { - if (latLng != null) { - screenLocation = projection.toScreenLocation(latLng); - } - MyLocationView.this.invalidate(); - } - } -} |