From 4dab9528d8e69c0c3f8ce03a7d4617bb13ecec8d Mon Sep 17 00:00:00 2001
From: liuyg <liuyg@qq.com>
Date: Thu, 31 Mar 2022 14:24:24 +0800
Subject: [PATCH] +注释

---
 src/components/map/index.vue |  132 +++++++++++++++++++++++++++++---------------
 1 files changed, 87 insertions(+), 45 deletions(-)

diff --git a/src/components/map/index.vue b/src/components/map/index.vue
index 891ef09..5421c65 100644
--- a/src/components/map/index.vue
+++ b/src/components/map/index.vue
@@ -15,23 +15,28 @@
 
         <div
             style="
-        position: fixed;
-        left: 4px;
-        bottom: 4px;
-        width: 80px;
-        line-height: 24px;
-        text-align: center;
-        color: #fff;
-        font-size: 14px;
-        border-radius: 4px;
-        background: #2196f3ed;
-        z-index: 11;
-      "
+                position: fixed;
+                left: 4px;
+                bottom: 4px;
+                width: 80px;
+                line-height: 24px;
+                text-align: center;
+                color: #fff;
+                font-size: 14px;
+                border-radius: 4px;
+                background: #2196f3ed;
+                z-index: 11;
+            "
         >智慧校区</div>
 
-        <dimension />
+        <dimension
+            :wheelFlag="wheelFlag"
+            :startWheel="startWheel"
+            :startSmallWheel="startSmallWheel"
+            @change-wheel="changeWheel"
+        />
 
-        <!-- <calender /> -->
+        <calender v-if="calenderShow" />
 
         <left-nav ref="leftNav"></left-nav>
 
@@ -65,12 +70,15 @@
     components: {
         mapPopup,
         campusBuildingSearch,
-        dimension
-        // calender
+        dimension,
+        calender
     },
     data () {
         return {
-            samllMapFlag: false
+            samllMapFlag: false,
+            wheelFlag: true,
+            startWheel: false,
+            startSmallWheel: false
         }
     },
     watch: {
@@ -158,13 +166,12 @@
             'campusNavFlag',
             'orgNavBarFlag',
             'arcNavBarFlag',
-            'searchPopupFlag'
+            'searchPopupFlag',
+            'calenderShow'
         ])
     },
     mounted () {
         var that = this
-
-        let eagleViewer
 
         function distanceSurface () {
             global.viewer.measure.distanceSurface()
@@ -220,6 +227,11 @@
             global.viewer.measure.deactivate()
         }
 
+        if (global.viewer != null) {
+            global.viewer = null
+            global.eagleViewer = null
+        }
+
         function initViewer () {
             global.viewer = new global.DC.Viewer('viewer-container', {
                 contextOptions: {
@@ -228,28 +240,29 @@
                         preserveDrawingBuffer: true
                     }
                 }
-            }).setOptions({
-                // showAtmosphere: false, 大气层
-                showMoon: true, // 月亮
-                showSun: true, // 太阳
-                skyBox: {
-                    show: true
-                }
             })
+            // .setOptions({
+            //     // showAtmosphere: false, 大气层
+            //     showMoon: true, // 月亮
+            //     showSun: true, // 太阳
+            //     skyBox: {
+            //         show: true
+            //     }
+            // })
 
-            const chartLayer = new global.DC.ChartLayer('busLayer').addTo(global.viewer)
+            // const chartLayer = new global.DC.ChartLayer('busLayer').addTo(global.viewer)
 
-            chartLayer.setOption(that.busPathsInit())
+            // chartLayer.setOption(that.busPathsInit())
 
             // global.viewer.scene.backgroundColor = global.DC.Namespace.Cesium.Color.fromBytes(245, 244, 238)
 
-            global.viewer.use(new global.DC.Weather())
-            global.viewer.weather.cloud.enable = true
-            global.viewer.weather.cloud.rotateAmount = 0.02
+            // global.viewer.use(new global.DC.Weather())
+            // global.viewer.weather.cloud.enable = true
+            // global.viewer.weather.cloud.rotateAmount = 0.02
 
             that.$store.commit('SET_VIEWEREXIST', true)
 
-            eagleViewer = new global.DC.Viewer('eagleEyeMap', {
+            global.eagleViewer = new global.DC.Viewer('eagleEyeMap', {
                 animation: false,
                 baseLayerPicker: false,
                 imageryProvider: false,
@@ -266,7 +279,7 @@
                 // sceneMode: global.DC.Namespace.Cesium.SceneMode.SCENE2D
             })
 
-            eagleViewer.imageryLayers.addImageryProvider(
+            global.eagleViewer.imageryLayers.addImageryProvider(
                 new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
                     url: 'http://t{s}.tianditu.gov.cn/DataServer?T=vec_w&x={x}&y={y}&l={z}&tk=9ae78c51a0a28f06444d541148496e36',
                     subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
@@ -276,7 +289,7 @@
                 })
             )
 
-            eagleViewer.imageryLayers.addImageryProvider(
+            global.eagleViewer.imageryLayers.addImageryProvider(
                 new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
                     url: 'http://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=9ae78c51a0a28f06444d541148496e36',
                     subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
@@ -287,7 +300,7 @@
             )
 
             var sceneL = global.viewer.scene
-            var sceneR = eagleViewer.scene
+            var sceneR = global.eagleViewer.scene
 
             var handlerL = new global.DC.Namespace.Cesium.ScreenSpaceEventHandler(sceneL.canvas)
             var handlerR = new global.DC.Namespace.Cesium.ScreenSpaceEventHandler(sceneR.canvas)
@@ -295,6 +308,30 @@
             var isLeftTrigger = false
 
             var isRightTrigger = false
+
+            handlerL.setInputAction(function (movement) {
+                that.startWheel = true
+                if (movement > 0) {
+                    // 向下
+                    that.wheelFlag = true
+                } else {
+                    // 向上
+                    that.wheelFlag = false
+                }
+            }, global.DC.Namespace.Cesium.ScreenSpaceEventType.WHEEL)
+
+            handlerR.setInputAction(function (movement) {
+                that.startSmallWheel = true
+                if (that.samllMapFlag) {
+                    if (movement > 0) {
+                        // 向下
+                        that.wheelFlag = true
+                    } else {
+                        // 向上
+                        that.wheelFlag = false
+                    }
+                }
+            }, global.DC.Namespace.Cesium.ScreenSpaceEventType.WHEEL)
 
             handlerL.setInputAction(function (movement) {
                 isLeftTrigger = true
@@ -312,7 +349,7 @@
                 if (isLeftTrigger) {
                     const position = global.DC.Transform.transformCartesianToWGS84(global.viewer.camera.position)
 
-                    eagleViewer.camera.flyTo({
+                    global.eagleViewer.camera.flyTo({
 
                         destination: global.DC.Transform.transformWGS84ToCartesian(new global.DC.Position(position.lng, position.lat, position.alt + 1000)),
 
@@ -338,17 +375,19 @@
 
             var synceagleViewer = function () {
                 if (isRightTrigger && that.samllMapFlag) {
+                    const position = global.DC.Transform.transformCartesianToWGS84(global.eagleViewer.camera.position)
+
                     global.viewer.camera.flyTo({
 
-                        destination: eagleViewer.camera.position,
+                        destination: global.DC.Transform.transformWGS84ToCartesian(new global.DC.Position(position.lng, position.lat, position.alt > 1100 ? position.alt - 1000 : 100)),
 
                         orientation: {
 
-                            heading: eagleViewer.camera.heading,
+                            heading: global.eagleViewer.camera.heading,
 
-                            pitch: eagleViewer.camera.pitch,
+                            pitch: global.eagleViewer.camera.pitch,
 
-                            roll: eagleViewer.camera.roll
+                            roll: global.eagleViewer.camera.roll
 
                         },
 
@@ -358,11 +397,11 @@
                 }
             }
 
-            eagleViewer.camera.setView({
+            global.eagleViewer.camera.setView({
                 // Cesium的坐标是以地心为原点,一向指向南美洲,一向指向亚洲,一向指向北极州
                 // fromDegrees()方法,将经纬度和高程转换为世界坐标
                 destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
-                    115.871863, 28.743861, 1400.0
+                    116.35381525, 27.95839468, 1950.0
                 ),
                 orientation: {
                     // 指向
@@ -373,9 +412,9 @@
                 }
             })
 
-            eagleViewer.camera.changed.addEventListener(synceagleViewer)
+            global.eagleViewer.camera.changed.addEventListener(synceagleViewer)
 
-            eagleViewer.scene.preRender.addEventListener(synceagleViewer)
+            global.eagleViewer.scene.preRender.addEventListener(synceagleViewer)
 
             // global.viewer.camera.percentageChanged = 0.01
             // eagleViewer.camera.percentageChanged = 0.01
@@ -549,6 +588,9 @@
         global.DC.ready(initViewer)
     },
     methods: {
+        changeWheel (val, type) {
+            this[type] = val
+        },
         mapClick (e) {
             this.$refs.campusNavRoute.shortcutShow(e)
             this.$refs.campusBuildingSearch.shortcutShow(e)

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