From 4eda1cfb5d547bc62f512cc8fa2e86d4fd73392a Mon Sep 17 00:00:00 2001
From: dwelle <luzar.david@gmail.com>
Date: Thu, 2 Jan 2020 18:19:00 +0100
Subject: [PATCH] prevent exporting empty canvas

---
 src/index.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/index.js b/src/index.js
index c34540a0..21d5d71b 100644
--- a/src/index.js
+++ b/src/index.js
@@ -34,6 +34,8 @@ function exportAsPNG({
   exportVisibleOnly,
   exportPadding = 10
 }) {
+  if ( !elements.length ) return window.alert("Cannot export empty canvas.");
+
   // deselect & rerender
 
   clearSelection();