From 261b6161f2554520781d33183b8560613ef184ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Minh=20Nguy=E1=BB=85n?= <mxn@1ec5.org>
Date: Sat, 18 Apr 2015 23:01:42 -0700
Subject: [PATCH] Cancel animations on touch down

Cancel any map animations as soon as a finger is set upon the screen.

Fixes #1258.
---
 platform/ios/MGLMapView.mm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/platform/ios/MGLMapView.mm b/platform/ios/MGLMapView.mm
index 5acf04ef79d..1b50146a676 100644
--- a/platform/ios/MGLMapView.mm
+++ b/platform/ios/MGLMapView.mm
@@ -647,6 +647,15 @@ - (void)handleCompassTapGesture:(id)sender
 
 #pragma clang diagnostic pop
 
+- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
+{
+    (void)touches;
+    (void)event;
+    mbglMap->cancelTransitions();
+    mbglMap->setGestureInProgress(false);
+    self.animatingGesture = NO;
+}
+
 - (void)handlePanGesture:(UIPanGestureRecognizer *)pan
 {
     if ( ! self.isScrollEnabled) return;