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Diffstat (limited to 'node_modules/fbjs/lib/TouchEventUtils.js.flow')
-rw-r--r-- | node_modules/fbjs/lib/TouchEventUtils.js.flow | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/node_modules/fbjs/lib/TouchEventUtils.js.flow b/node_modules/fbjs/lib/TouchEventUtils.js.flow deleted file mode 100644 index cff75f16a..000000000 --- a/node_modules/fbjs/lib/TouchEventUtils.js.flow +++ /dev/null @@ -1,31 +0,0 @@ -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * @providesModule TouchEventUtils - */ - -const TouchEventUtils = { - /** - * Utility function for common case of extracting out the primary touch from a - * touch event. - * - `touchEnd` events usually do not have the `touches` property. - * http://stackoverflow.com/questions/3666929/ - * mobile-sarai-touchend-event-not-firing-when-last-touch-is-removed - * - * @param {Event} nativeEvent Native event that may or may not be a touch. - * @return {TouchesObject?} an object with pageX and pageY or null. - */ - extractSingleTouch: function (nativeEvent) { - const touches = nativeEvent.touches; - const changedTouches = nativeEvent.changedTouches; - const hasTouches = touches && touches.length > 0; - const hasChangedTouches = changedTouches && changedTouches.length > 0; - - return !hasTouches && hasChangedTouches ? changedTouches[0] : hasTouches ? touches[0] : nativeEvent; - } -}; - -module.exports = TouchEventUtils;
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