修复了布点时跟随鼠标悬浮点坐标偏移问题

src/views/vent/cad/dwgViewer.vue

@@ -66,7 +66,6 @@
 <script setup lang="ts">
   import { ref, onMounted, onUnmounted, reactive } from 'vue';
   import { Viewer2d, ViewerEvent, CoordinateUtils, THREE } from '@x-viewer/core';
-  import { CSS3DRenderer, CSS3DObject } from 'three/examples/jsm/renderers/CSS3DRenderer.js';
   import { CSS2DObject } from 'three/examples/jsm/renderers/CSS2DRenderer.js';
   import { useAppStoreWithOut } from '/@/store/modules/app';
   import dayjs from 'dayjs';
@@ -187,9 +186,7 @@
     const ws = appStore.getWidthScale;
     const hs = appStore.getHeightScale;
     const rect = container.getBoundingClientRect();
-    // X: (event.clientX / ws - rect.left) = NDC*clientWidth
-    // Y: (event.clientY - rect.top) / hs   = NDC*clientHeight (reversed)
-    return new THREE.Vector2(e.clientX / ws - rect.left, (e.clientY - rect.top) / hs);
+    return new THREE.Vector2((e.clientX - rect.left) / ws, (e.clientY - rect.top) / hs);
   }
 
   function getHitResult(event: MouseEvent): { x: number; y: number } | null {
@@ -395,10 +392,15 @@
 
       console.log('[DWG] Viewer2d 就绪');
 
+      const appStore = useAppStoreWithOut();
+
+
       // === 参照官方示例: ViewerEvent.MouseClick ===
       viewer.addEventListener(ViewerEvent.MouseClick, (data: any) => {
         if (!viewer) return;
 
+        
+
         // 获取 world 坐标用于实时显示
         const container = document.getElementById(containerId);
         if (data?.event && container) {
@@ -439,11 +441,13 @@
       if (container) {
         container.addEventListener('mousemove', (e: MouseEvent) => {
           if (!viewer) return;
+          // const ws = appStore.getWidthScale;
+          // const hs = appStore.getHeightScale;
           // 浮动圆点跟随鼠标（缩放校准后坐标，与 marker 放置位置一致）
           const sc = scaledScreenCoord(e, container);
           if (floatingDot && placingMode.value) {
             floatingDot.style.left = sc.x + 'px';
-            floatingDot.style.top = sc.y + 'px';
+            floatingDot.style.top = sc.y  + 'px';
           }
           // 世界坐标
           const wp = CoordinateUtils.screen2World(sc, viewer.camera, container);