From 6980e4ddf1aa8dfd8c3bba0ea6cc7de90f531ba9 Mon Sep 17 00:00:00 2001 From: Tusooa Zhu Date: Mon, 2 Aug 2021 21:19:04 -0400 Subject: Scale swipe threshold with viewport width --- src/services/gesture_service/gesture_service.js | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'src/services/gesture_service/gesture_service.js') diff --git a/src/services/gesture_service/gesture_service.js b/src/services/gesture_service/gesture_service.js index cd9e3ba2..97a26ba7 100644 --- a/src/services/gesture_service/gesture_service.js +++ b/src/services/gesture_service/gesture_service.js @@ -25,8 +25,8 @@ const project = (v1, v2) => { return [scalar * v2[0], scalar * v2[1]] } -const debug = console.log -// const debug = () => {} +// const debug = console.log +const debug = () => {} // direction: either use the constants above or an arbitrary 2d vector. // threshold: how many Px to move from touch origin before checking if the @@ -92,7 +92,7 @@ class SwipeAndClickGesture { this.swipeEndCallback = swipeEndCallback || nop this.swipeCancelCallback = swipeCancelCallback || nop this.swipelessClickCallback = swipelessClickCallback || nop - this.threshold = threshold + this.threshold = typeof threshold === 'function' ? threshold : () => threshold this.perpendicularTolerance = perpendicularTolerance this._reset() } @@ -162,7 +162,10 @@ class SwipeAndClickGesture { const delta = deltaCoord(this._startPos, coord) const sign = (() => { - if (vectorLength(delta) < this.threshold) { + debug( + 'threshold = ', this.threshold(), + 'vector len =', vectorLength(delta)) + if (vectorLength(delta) < this.threshold()) { return 0 } // movement is opposite from direction -- cgit v1.2.3-70-g09d2