From 56dbcbbd22735261b27dbf1c3cd70fc737119103 Mon Sep 17 00:00:00 2001
From: Chenlei Hu <huchenlei@proton.me>
Date: Thu, 27 Mar 2025 14:09:30 -0400
Subject: [PATCH] [Bug] Fix convert dom widget placeholder render (#3256)

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

diff --git a/src/scripts/domWidget.ts b/src/scripts/domWidget.ts
index c329f35e3..e2429e062 100644
--- a/src/scripts/domWidget.ts
+++ b/src/scripts/domWidget.ts
@@ -56,6 +56,9 @@ export interface ComponentWidget<V extends object | string>
 
 export interface DOMWidgetOptions<V extends object | string>
   extends IWidgetOptions {
+  /**
+   * Whether to render a placeholder rectangle when zoomed out.
+   */
   hideOnZoom?: boolean
   selectOn?: string[]
   onHide?: (widget: BaseDOMWidget<V>) => void
@@ -145,7 +148,7 @@ abstract class BaseDOMWidgetImpl<V extends object | string>
     widget_height: number,
     lowQuality?: boolean
   ): void {
-    if (this.options.hideOnZoom && lowQuality) {
+    if (this.options.hideOnZoom && lowQuality && this.isVisible()) {
       // Draw a placeholder rectangle
       const originalFillStyle = ctx.fillStyle
       ctx.beginPath()