From 2f2e96b6a2e7bdc9bd4f0b037f238408de7fbf89 Mon Sep 17 00:00:00 2001
From: herbert <bobo.xiao@yahoo.com>
Date: Fri, 28 Oct 2022 20:29:43 +0800
Subject: [PATCH] fix: calculateBackgroundRendering may return width or height
 less than 1

---
 src/render/background.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/render/background.ts b/src/render/background.ts
index 6e0e877..dd92d17 100644
--- a/src/render/background.ts
+++ b/src/render/background.ts
@@ -58,7 +58,7 @@ export const calculateBackgroundRendering = (
         backgroundPositioningArea
     );
 
-    const [sizeWidth, sizeHeight] = backgroundImageSize;
+    let [sizeWidth, sizeHeight] = backgroundImageSize;
 
     const position = getAbsoluteValueForTuple(
         getBackgroundValueForIndex(container.styles.backgroundPosition, index),
@@ -77,6 +77,9 @@ export const calculateBackgroundRendering = (
     const offsetX = Math.round(backgroundPositioningArea.left + position[0]);
     const offsetY = Math.round(backgroundPositioningArea.top + position[1]);
 
+    sizeWidth = Math.max(1,sizeWidth)
+    sizeHeight = Math.max(1,sizeHeight)
+
     return [path, offsetX, offsetY, sizeWidth, sizeHeight];
 };