tune.

wwwroot/demo-vue.html

@@ -42,6 +42,13 @@
                 ></rendering-canvas-view-dropdown>
             </div>
             
+            <div style="padding: 10px; background-color: #e3f2fd; color: #1565c0; border: 1px solid #90caf9; border-radius: 4px; margin: 10px 0;">
+                <strong>操作說明：</strong>
+                <br><strong>滑鼠：</strong>左鍵拖動旋轉，右鍵拖動平移，滾輪縮放
+                <br><strong>鍵盤：</strong>F1-F4切換視圖，方向鍵旋轉，PageUp/PageDown縮放，Home重置視圖
+                <br><strong>觸控：</strong>單指拖動平移，雙指捏合縮放，雙指旋轉，三指上下滑動縮放
+            </div>
+            
             <div class="canvas-wrapper">
                 <!-- Self-contained canvas component -->
                 <rendering-canvas
@@ -55,7 +62,7 @@
     </div>
 
     <script type="module">
-        import RenderingCanvas from './disp/rendering-canvas.js';
+        import RenderingCanvas from '/_content/hi.webapi/disp/rendering-canvas-vue.js';
         import RenderingCanvasViewDropdown from './disp/rendering-canvas-view-dropdown.js';
         
         const { createApp } = Vue;