fix: verify that it's running in the browser

llorca · Sep 12, 2020 · 286b38f · 286b38f
1 parent b747d68
commit 286b38f
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Showing 2 changed files with 20 additions and 3 deletions.
diff --git a/lib/LayeredImage.tsx b/lib/LayeredImage.tsx
@@ -1,7 +1,7 @@
 import * as React from "react"
 import { createRef, useEffect, useMemo, useRef, useState } from "react"
 
-import { applyStyles, clamp, isFunction } from "./utils"
+import { applyStyles, clamp, isBrowser, isFunction } from "./utils"
 
 interface Size {
   width: number
@@ -125,12 +125,24 @@ export const LayeredImage: React.FC<ILayeredImageProps> = ({
     pageY?: number,
     preventDefault = false,
   ) => {
+    if (!isBrowser) {
+      return
+    }
+
     const { width, height } = _interaction === Interaction.Resize ? getDimensions() : size
 
     const bodyScrollTop =
-      document.body.scrollTop || document.documentElement.scrollTop || document.scrollingElement.scrollTop
+      document.body.scrollTop ||
+      document.documentElement.scrollTop ||
+      document.scrollingElement.scrollTop ||
+      window.scrollY ||
+      window.pageYOffset
     const bodyScrollLeft =
-      document.body.scrollLeft || document.documentElement.scrollLeft || document.scrollingElement.scrollLeft
+      document.body.scrollLeft ||
+      document.documentElement.scrollLeft ||
+      document.scrollingElement.scrollLeft ||
+      window.scrollX ||
+      window.pageXOffset
     const containerRect = elementsRef.current.container.current.getBoundingClientRect()
 
     const offsetX = (pageX - containerRect.left - bodyScrollLeft) / width

diff --git a/lib/utils.ts b/lib/utils.ts
@@ -16,6 +16,11 @@ export const clamp = (value: number, min: number, max: number) => {
   return value != null ? Math.min(Math.max(value, min), maximum) : value
 }
 
+/**
+ * Check whether the code is running in the browser.
+ */
+export const isBrowser = typeof window !== "undefined" && typeof window.document !== "undefined"
+
 /**
  * Return `true` if the value is a `function`.
  */