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[android] #3889 - Adding Double Tap and Two Finger Tap gesture tracking

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This commit is contained in:
Brad Leege
2016-02-18 14:43:35 -06:00
parent 425d718e42
commit 92c5a05f59
1 changed files with 25 additions and 19 deletions
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44
platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapView.java
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@@ -1469,6 +1469,25 @@ public class MapView extends FrameLayout {
// Touch events
//
/**
* Helper method for tracking gesture events
* @param gestureId Type of Gesture See {@see MapboxEvent#GESTURE_SINGLETAP MapboxEvent#GESTURE_DOUBLETAP MapboxEvent#GESTURE_TWO_FINGER_SINGLETAP MapboxEvent#GESTURE_QUICK_ZOOM MapboxEvent#GESTURE_PAN_START MapboxEvent#GESTURE_PINCH_START MapboxEvent#GESTURE_ROTATION_START MapboxEvent#GESTURE_PITCH_START}
* @param motionEvent Original MotionEvent at start of gesture
*/
private void trackGestureEvent(@NonNull String gestureId, @NonNull MotionEvent motionEvent) {
LatLng tapLatLng = fromScreenLocation(new PointF(motionEvent.getX(), motionEvent.getY()));
Hashtable<String, Object> evt = new Hashtable<>();
evt.put(MapboxEvent.ATTRIBUTE_EVENT, MapboxEvent.TYPE_MAP_CLICK);
evt.put(MapboxEvent.KEY_GESTURE_ID, gestureId);
evt.put(MapboxEvent.KEY_LATITUDE, tapLatLng.getLatitude());
evt.put(MapboxEvent.KEY_LONGITUDE, tapLatLng.getLongitude());
evt.put(MapboxEvent.KEY_ZOOM, mMapboxMap.getCameraPosition().zoom);
MapboxEventManager.getMapboxEventManager(getContext()).pushEvent(evt);
}
// Called when user touches the screen, all positions are absolute
@Override
public boolean onTouchEvent(@NonNull MotionEvent event) {
@@ -1493,6 +1512,10 @@ public class MapView extends FrameLayout {
case MotionEvent.ACTION_POINTER_DOWN:
// Second pointer down
mTwoTap = event.getPointerCount() == 2;
if (mTwoTap) {
// Confirmed 2nd Finger Down
trackGestureEvent(MapboxEvent.GESTURE_TWO_FINGER_SINGLETAP, event);
}
break;
case MotionEvent.ACTION_POINTER_UP:
@@ -1572,6 +1595,8 @@ public class MapView extends FrameLayout {
break;
}
trackGestureEvent(MapboxEvent.GESTURE_DOUBLETAP, e);
return true;
}
@@ -1723,25 +1748,6 @@ public class MapView extends FrameLayout {
return true;
}
/**
* Helper method for tracking gesture events
* @param gestureId Type of Gesture See {@see MapboxEvent#GESTURE_SINGLETAP MapboxEvent#GESTURE_DOUBLETAP MapboxEvent#GESTURE_TWO_FINGER_SINGLETAP MapboxEvent#GESTURE_QUICK_ZOOM MapboxEvent#GESTURE_PAN_START MapboxEvent#GESTURE_PINCH_START MapboxEvent#GESTURE_ROTATION_START MapboxEvent#GESTURE_PITCH_START}
* @param motionEvent Original MotionEvent at start of gesture
*/
private void trackGestureEvent(@NonNull String gestureId, @NonNull MotionEvent motionEvent) {
LatLng tapLatLng = fromScreenLocation(new PointF(motionEvent.getX(), motionEvent.getY()));
Hashtable<String, Object> evt = new Hashtable<>();
evt.put(MapboxEvent.ATTRIBUTE_EVENT, MapboxEvent.TYPE_MAP_CLICK);
evt.put(MapboxEvent.KEY_GESTURE_ID, gestureId);
evt.put(MapboxEvent.KEY_LATITUDE, tapLatLng.getLatitude());
evt.put(MapboxEvent.KEY_LONGITUDE, tapLatLng.getLongitude());
evt.put(MapboxEvent.KEY_ZOOM, mMapboxMap.getCameraPosition().zoom);
MapboxEventManager.getMapboxEventManager(getContext()).pushEvent(evt);
}
}
// This class handles two finger gestures and double-tap drag gestures