From 7d1efb7f8bc12883a83c980589bcea4b0be45136 Mon Sep 17 00:00:00 2001
From: zsviczian <viczian.zsolt@gmail.com>
Date: Mon, 3 Apr 2023 12:05:19 +0200
Subject: [PATCH] Attempt at implementing #4036

---
 src/renderer/renderElement.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/renderer/renderElement.ts b/src/renderer/renderElement.ts
index 0861315cc..16f069ede 100644
--- a/src/renderer/renderElement.ts
+++ b/src/renderer/renderElement.ts
@@ -422,6 +422,11 @@ const generateElementShape = (
   // `null` indicates no rc shape applicable for this element type
   // (= do not generate anything)
   if (shape === undefined) {
+    const prevElementWithCanvas = elementWithCanvasCache.get(element);
+    if(prevElementWithCanvas?.canvas) {
+      prevElementWithCanvas.canvas.width = 0;
+      prevElementWithCanvas.canvas.height = 0;
+    }
     elementWithCanvasCache.delete(element);
 
     switch (element.type) {
@@ -685,7 +690,10 @@ const generateElementWithCanvas = (
       zoom,
       renderConfig,
     );
-
+    if(prevElementWithCanvas?.canvas) {
+      prevElementWithCanvas.canvas.width = 0;
+      prevElementWithCanvas.canvas.height = 0;
+    }
     elementWithCanvasCache.set(element, elementWithCanvas);
 
     return elementWithCanvas;