diff options
Diffstat (limited to 'platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java')
-rw-r--r-- | platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java index 67e55352f4..85f6dc7e0e 100644 --- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java +++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java @@ -230,7 +230,7 @@ final class MapGestureDetector { float scrollDist = event.getAxisValue(MotionEvent.AXIS_VSCROLL); // Scale the map by the appropriate power of two factor - transform.zoomBy(Math.pow(2.0, scrollDist), event.getX(), event.getY()); + transform.zoomBy(scrollDist, event.getX(), event.getY()); return true; @@ -479,17 +479,17 @@ final class MapGestureDetector { // Scale the map if (focalPoint != null) { // arround user provided focal point - transform.zoomBy(detector.getScaleFactor(), focalPoint.x, focalPoint.y); + transform.zoomBy(Math.log(detector.getScaleFactor()) / Math.log(2), focalPoint.x, focalPoint.y); } else if (quickZoom) { // clamp scale factors we feed to core #7514 float scaleFactor = MathUtils.clamp(detector.getScaleFactor(), MapboxConstants.MINIMUM_SCALE_FACTOR_CLAMP, MapboxConstants.MAXIMUM_SCALE_FACTOR_CLAMP); // around center map - transform.zoomBy(scaleFactor, uiSettings.getWidth() / 2, uiSettings.getHeight() / 2); + transform.zoomBy(Math.log(scaleFactor) / Math.log(2), uiSettings.getWidth() / 2, uiSettings.getHeight() / 2); } else { // around gesture - transform.zoomBy(detector.getScaleFactor(), detector.getFocusX(), detector.getFocusY()); + transform.zoomBy(Math.log(detector.getScaleFactor()) / Math.log(2), detector.getFocusX(), detector.getFocusY()); } return true; |