feat: add iframe camera postMessage for view switching (长地轨/短地轨/关节)

src/views/qingAn.vue

@@ -38,7 +38,7 @@
     <div class="rightLine"></div>
 
     <div class="main-content">
-      <iframe v-if="iframeAddress" allowtransparency="true" class="model-bg-frame" :src="iframeAddress" title="三维模型"></iframe>
+      <iframe id="dmtIframe" v-if="iframeAddress" allowtransparency="true" class="model-bg-frame" :src="iframeAddress" title="三维模型"></iframe>
       <div v-else class="model-placeholder">等待配置三维模型地址</div>
 
       <div class="left-box">
@@ -270,6 +270,23 @@ export default {
         { label: '短地轨视角', value: 'shortRail' },
         { label: '关节视角', value: 'joint' }
       ],
+      cameraViews: {
+        longRail: {
+          target: { x: -5.725619423653396, y: 1.559219531820475, z: -5.23360272959924 },
+          position: { x: -15.805974184853365, y: 1.6199255013441012, z: 10.689003987116454 },
+          zoom0: 1
+        },
+        shortRail: {
+          target: { x: -5.814177085428968, y: 16.255194514605996, z: -5.3456965650308055 },
+          position: { x: -15.390514108568938, y: 16.312865185653482, z: 9.780779815848938 },
+          zoom0: 1
+        },
+        joint: {
+          target: { x: 2.7622940494890424, y: 15.83905572715569, z: 0.08552052688719107 },
+          position: { x: -3.2731867066688367, y: 15.875402633541817, z: 9.618973337149745 },
+          zoom0: 1
+        }
+      },
       lineMonitorRows: [
         {
           name: '长地轨',
@@ -518,6 +535,18 @@ export default {
     },
     changeView(value) {
       this.activeView = value
+      const camera = this.cameraViews[value]
+      if (!camera) return
+      const iframe = document.getElementById('dmtIframe')
+      if (!iframe || !iframe.contentWindow) return
+      iframe.contentWindow.postMessage({
+        type: 'set_camera',
+        data: {
+          target: camera.target,
+          position: camera.position,
+          zoom0: camera.zoom0
+        }
+      }, '*')
     },
     initAlarmPieChart() {
       if (!this.$refs.alarmPieChart) {