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Enable fling handling code. #553

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This commit is contained in:
Jordan Hollinger
2014-11-17 16:43:53 -08:00
parent c02ea37ed6
commit 1e8db0bda2
1 changed files with 17 additions and 19 deletions
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36
android/java/lib/src/main/java/com/mapbox/mapboxgl/lib/MapView.java
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@@ -679,25 +679,23 @@ public class MapView extends SurfaceView {
// Fling the map
// TODO Google Maps also has a rotate and zoom fling
// TODO does not work
/*
* float ease = 0.25f;
*
* velocityX = velocityX * ease; velocityY = velocityY * ease;
*
* double speed = Math.sqrt(velocityX * velocityX + velocityY *
* velocityY); double deceleration = 2500; double duration = speed /
* (deceleration * ease);
*
*
* // Cancel any animation mNativeMapView.cancelTransitions();
*
* mNativeMapView.moveBy(velocityX * duration / 2.0 / mScreenDensity, velocityY *
* duration / 2.0 / mScreenDensity, duration);
*
* return true;
*/
return false;
float ease = 0.25f;
velocityX = velocityX * ease;
velocityY = velocityY * ease;
double speed = Math.sqrt(velocityX * velocityX + velocityY * velocityY);
double deceleration = 2500;
double duration = speed / (deceleration * ease);
// Cancel any animation
mNativeMapView.cancelTransitions();
mNativeMapView.moveBy(velocityX * duration / 2.0 / mScreenDensity, velocityY *
duration / 2.0 / mScreenDensity, duration);
return true;
}
// Called for drags