Fix Firefox touch event undefined: For Firefox compatibility

5 years ago · eb264553e9
parent 4bb319e1ec
commit eb264553e9
2 changed files with 2 additions and 2 deletions
--- a/favicon.ico
+++ b/favicon.ico
--- a/game.js
+++ b/game.js
@ -1514,7 +1514,7 @@ function setMoveMode(mode) {
 }
 function clickEvent(e) {
-	if (e instanceof TouchEvent) {
+	if (window.TouchEvent && e instanceof TouchEvent) {
 		MOBILE=true
 		e.preventDefault()
 	} else {
@ -1683,7 +1683,7 @@ function getGridCoords(pos) {
 }
 function releaseEvent(e) {
-	if (e instanceof TouchEvent) {
+	if (window.TouchEvent && e instanceof TouchEvent) {
 		e.preventDefault()
 	}