update demo

Author: h2ls

src/BootstrapBlazor.Server/Components/Samples/ImageViewers.razor

@@ -116,7 +116,7 @@
            Name="PreviewList">
     <div class="images img-ph mt-3">
         <div class="images-item">
-            <ImageViewer Url="@WebsiteOption.CurrentValue.GetAssetUrl("images/bird.jpeg")" PreviewList="PreviewList" />
+            <ImageViewer Url="@WebsiteOption.CurrentValue.GetAssetUrl("images/bird.jpeg")" PreviewList="PreviewList" ZoomSpeed="0.5" />
         </div>
     </div>
 </DemoBlock>

src/BootstrapBlazor.Server/Locales/en-US.json

@@ -5914,7 +5914,7 @@
     "ImageViewerErrorTemplateTitle": "Load failed",
     "ImageViewerErrorTemplateIntro": "Can be set up by the <code>Error Template</code> open Error Template function, Url parameter <code>Url</code> unable to load images displayed when the content of the Template",
     "ImageViewerPreviewListTitle": "A larger preview",
-    "ImageViewerPreviewListIntro": "Can be set up by the <code>Preview List</code> opens a larger Preview of the function",
+    "ImageViewerPreviewListIntro": "Can be set up by the <code>Preview List</code> opens a larger Preview of the function,Set <code>ZoomSpeed</code> to control the speed of scrolling and scaling",
     "ImageViewersAttrUrl": "Picture Url",
     "ImageViewersAttrAlt": "Native Alt attribute",
     "ImageViewersAttrShowPlaceHolder": "Whether display placeholder for large images added",

src/BootstrapBlazor.Server/Locales/zh-CN.json

@@ -5914,7 +5914,7 @@
     "ImageViewerErrorTemplateTitle": "加载失败",
     "ImageViewerErrorTemplateIntro": "可通过设置 <code>ErrorTemplate</code> 开启错误模板功能，参数 <code>Url</code> 无法加载图片时显示此模板内容",
     "ImageViewerPreviewListTitle": "大图预览",
-    "ImageViewerPreviewListIntro": "可通过设置 <code>PreviewList</code> 开启预览大图的功能",
+    "ImageViewerPreviewListIntro": "可通过设置 <code>PreviewList</code> 开启预览大图的功能,设置 <code>ZoomSpeed</code> 控制滚动缩放时的速度",
     "ImageViewersAttrUrl": "图片 Url",
     "ImageViewersAttrAlt": "原生 alt 属性",
     "ImageViewersAttrShowPlaceHolder": "是否显示占位符 适用于大图片加载",

src/BootstrapBlazor/wwwroot/modules/viewer.js

@@ -147,7 +147,7 @@ export default {
 
 
         // 配置缩放速度因子（值越大缩放越快）
-        const BASE_SPEED = viewer.zoomSpeed ?? 0.015; // 基础速度
+        const BASE_SPEED = viewer.zoomSpeed ? viewer.zoomSpeed : 0.015; // 基础速度
 
         const handlerWheel = e => {
             e.preventDefault();