From b2bcbf59b615620473a48011925988b87c22cd69 Mon Sep 17 00:00:00 2001
From: William Candillon <wcandillon@gmail.com>
Date: Wed, 1 Jul 2020 11:14:42 +0200
Subject: [PATCH] =?UTF-8?q?feat(=F0=9F=96=B1):=20useScrollHander()=20and?=
 =?UTF-8?q?=20scrollHandler()=20(#294)?=
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---
 packages/core/src/Gesture.ts | 12 ++++++++++++
 packages/core/src/Hooks.ts   |  2 ++
 2 files changed, 14 insertions(+)

diff --git a/packages/core/src/Gesture.ts b/packages/core/src/Gesture.ts
index 5fe50670..955d3424 100644
--- a/packages/core/src/Gesture.ts
+++ b/packages/core/src/Gesture.ts
@@ -327,6 +327,18 @@ export const rotationGestureHandler = () => {
   };
 };
 
+export const scrollHandler = () => {
+  const x = new Value(0);
+  const y = new Value(0);
+  const onScroll = onScrollEvent({ x, y });
+  return {
+    x,
+    y,
+    onScroll,
+    scrollEventThrottle: 1,
+  };
+};
+
 export const debugGestureState = (
   label: string,
   state: Animated.Node<State>
diff --git a/packages/core/src/Hooks.ts b/packages/core/src/Hooks.ts
index 733a3e47..fb6f71ac 100644
--- a/packages/core/src/Hooks.ts
+++ b/packages/core/src/Hooks.ts
@@ -6,6 +6,7 @@ import {
   pinchGestureHandler,
   rotationGestureHandler,
   tapGestureHandler,
+  scrollHandler,
 } from "./Gesture";
 import { Vector, vec } from "./Vectors";
 import { loop } from "./AnimationRunners";
@@ -30,6 +31,7 @@ export const useRotationGestureHandler = () =>
 export const usePinchGestureHandler = () =>
   useLazyRef(() => pinchGestureHandler());
 export const useTapGestureHandler = () => useLazyRef(() => tapGestureHandler());
+export const useScrollHandler = () => useLazyRef(() => scrollHandler());
 
 type Atomic = string | number | boolean;