使用web worker优化计算

src/views/GroupEvolution/components/graphWorker.js

@@ -0,0 +1,147 @@
+// 图表计算Web Worker
+
+// 处理力导向布局计算
+self.onmessage = function(e) {
+  const { type, data } = e.data;
+    
+  let result;
+    
+  switch(type) {
+    case 'CLUSTER_ANALYZE':
+      result = processClusterAnalyze(data);
+      break;
+    case 'HIGHLIGHT_NODES':
+      result = processHighlightNodes(data);
+      break;
+    case 'HIGHLIGHT_LINKS':
+      result = processHighlightLinks(data);
+      break;
+    case 'ANOMALOUS_GROUP_PROCESS':
+      result = processAnomalousGroup(data);
+      break;
+    default:
+      self.postMessage({
+        success: false,
+        type,
+        error: `Unknown task type: ${type}`
+      });
+      return;
+  }
+    
+  self.postMessage({
+    success: true,
+    type,
+    result
+  });
+};
+
+// 处理聚类分析
+function processClusterAnalyze(data) {
+  const { nodes, storeId } = data;
+  const clusterNodesMap = new Map();
+  
+  // 创建cluster到nodes的映射
+  nodes.forEach(node => {
+    const cluster = parseInt(node.type);
+    if (!clusterNodesMap.has(cluster)) {
+      clusterNodesMap.set(cluster, []);
+    }
+    clusterNodesMap.get(cluster).push(node);
+  });
+  
+  let colorMap = {
+    0: "75,241,184", // 绿色
+    1: "250,222,37", // 黄色
+    6: "69,192,242" // 蓝色
+  };
+  
+  const processedNodes = [];
+  const groups = [];
+  
+  // 处理节点颜色和分组
+  clusterNodesMap.forEach((nodes, cluster) => {
+    const color = colorMap[cluster];
+    
+    nodes.forEach(node => {
+      const processedNode = { ...node };
+      processedNode.fillColor = color;
+      processedNode.color = color;
+      processedNodes.push(processedNode);
+    });
+    
+    // 非异常群体模块需要添加分组
+    if (storeId !== "anomalousGroup") {
+      groups.push({
+        nodes: nodes.map(n => n.id),
+        options: {
+          shape: "polygon",
+          color: color,
+          alpha: 0.2
+        }
+      });
+    }
+  });
+  
+  return { nodes: processedNodes, groups };
+}
+
+// 处理节点高亮
+function processHighlightNodes(data) {
+  const { nodes, newNodes } = data;
+  const newNodeIds = new Set(newNodes.map(node => node.name));
+  
+  return nodes.map(node => ({
+    ...node,
+    selected: newNodeIds.has(node.id)
+  }));
+}
+
+// 处理连线高亮
+function processHighlightLinks(data) {
+  const { links, newLinks } = data;
+  const newLinkSet = new Set(newLinks.map(link => `${link.source}-${link.target}`));
+  
+  return links.map(link => ({
+    ...link,
+    selected: newLinkSet.has(`${link.source.id}-${link.target.id}`)
+  }));
+}
+
+// 处理异常群体分析
+function processAnomalousGroup(data) {
+  const { nodes, currentUtc, abnormalData } = data;
+  const abnormalGroupConfigs = [
+    { timeThreshold: "2024-06-19T08:57:55Z", groupKey: "groupA", color: "85, 125, 15" }, // 绿色
+    { timeThreshold: "2024-06-19T10:58:03Z", groupKey: "groupB", color: "125, 114, 15" }, // 黄色
+    { timeThreshold: "2024-06-19T12:58:04Z", groupKey: "groupC", color: "15, 106, 125" } // 蓝色
+  ];
+  
+  // 计算当前应激活的异常组配置
+  const activeConfigs = abnormalGroupConfigs.filter(config => currentUtc >= config.timeThreshold);
+  
+  // 优化异常节点检测 - 预处理异常ID集合
+  const abnormalMap = new Map();
+  activeConfigs.forEach(config => {
+    const abnormalIds = abnormalData[config.groupKey];
+    if (abnormalIds) {
+      abnormalMap.set(config.groupKey, new Set(abnormalIds));
+    }
+  });
+  
+  // 单次遍历处理所有异常节点
+  return nodes.map(node => {
+    const processedNode = { ...node };
+    
+    // 检查节点是否属于任何激活的异常组
+    for (const config of activeConfigs) {
+      const abnormalIdsSet = abnormalMap.get(config.groupKey);
+      // 如果节点在异常组中，则设置对应的颜色
+      if (abnormalIdsSet && abnormalIdsSet.has(node.id)) {
+        processedNode.fillColor = config.color;
+        break; // 一旦找到匹配的异常组，就不再检查其他组
+      }
+    }
+    
+    return processedNode;
+  });
+}

src/views/GroupEvolution/components/groupGraph.vue

@@ -41,6 +41,74 @@ import group2Leg from "@/assets/images/groupEvolution/legends-group2.png"
 import group3Leg from "@/assets/images/groupEvolution/legends-group3.png"
 import abnormalLeg from "@/assets/images/groupEvolution/legends-abnormal-group.png"
 
+// 初始化Web Worker
+let graphWorker = null
+let workerCallbacks = new Map()
+let workerTaskId = 0
+
+const initWorker = () => {
+  if (!graphWorker) {
+    // 创建Web Worker实例
+    graphWorker = new Worker(new URL("./graphWorker.js", import.meta.url))
+
+    // 设置Worker消息处理
+    graphWorker.onmessage = (e) => {
+      const { success, type, result, error, taskId } = e.data
+
+      // 查找对应的回调函数
+      const callback = workerCallbacks.get(taskId)
+      if (callback) {
+        if (success) {
+          callback(null, result)
+        } else {
+          callback(new Error(`Worker error: ${error}`))
+        }
+        workerCallbacks.delete(taskId)
+      }
+    }
+
+    // 设置Worker错误处理
+    graphWorker.onerror = (error) => {
+      console.error("Graph Worker error:", error)
+    }
+  }
+}
+
+// 向Worker发送任务
+const postWorkerTask = (type, data) => {
+  return new Promise((resolve, reject) => {
+    if (!graphWorker) {
+      initWorker()
+
+      // 如果Worker初始化失败，使用同步处理
+      if (!graphWorker) {
+        reject(new Error("Web Worker not available"))
+        return
+      }
+    }
+
+    const taskId = ++workerTaskId
+    workerCallbacks.set(taskId, (error, result) => {
+      if (error) {
+        reject(error)
+      } else {
+        resolve(result)
+      }
+    })
+    graphWorker.postMessage({ type, data, taskId })
+  })
+}
+
+// 终止Worker
+const terminateWorker = () => {
+  if (graphWorker) {
+    graphWorker.terminate()
+    graphWorker = null
+    workerCallbacks.clear()
+    workerTaskId = 0
+  }
+}
+
 const props = defineProps({
   store: {
     required: true
@@ -194,18 +262,42 @@ const clearEvents = () => {
       if (typeof graphVis.unregistEventListener === "function") {
         graphVis.unregistEventListener(type, event, handler)
       } else {
-        // 如果没有专门的移除方法，尝试其他方式（根据GraphVis实际API调整）
-        console.warn("GraphVis instance does not have unregistEventListener method")
       }
     })
     eventListeners = []
   }
 }
 
-//公用连线或节点高亮函数
-const highLightAboutNodesOrLinks = (type) => {
+// 公用连线或节点高亮函数（使用Web Worker）
+const highLightAboutNodesOrLinks = async (type) => {
   graphVis.cancelAllSelected()
   const { newNodes, newLinks } = graph.value
+
+  try {
+    let processedItems
+
+    if (type == "nodes") {
+      // 使用Web Worker处理节点高亮
+      processedItems = await postWorkerTask("HIGHLIGHT_NODES", {
+        nodes: graphVis.nodes,
+        newNodes
+      })
+      graphVis.nodes = processedItems
+    } else if (type == "links") {
+      // 使用Web Worker处理连线高亮
+      processedItems = await postWorkerTask("HIGHLIGHT_LINKS", {
+        links: graphVis.links,
+        newLinks
+      })
+      graphVis.links = processedItems
+    } else {
+      return
+    }
+
+    // 触发重绘
+    graphVis.render()
+  } catch (error) {
+    // 降级处理：使用同步方法
     if (type == "nodes") {
       const newNodeIds = new Set(newNodes.map((node) => node.name))
       graphVis.nodes.forEach((node) => {
@@ -220,8 +312,7 @@ const highLightAboutNodesOrLinks = (type) => {
           link.selected = true
         }
       })
-  } else {
-    return
+    }
   }
 }
 const runDiffForceLayout = (layoutConfig, layoutType, isAsync) => {
@@ -239,7 +330,21 @@ const runDiffForceLayout = (layoutConfig, layoutType, isAsync) => {
       highLightAboutNodesOrLinks("nodes")
     }
 
-    const handleAnomalousGroup = () => {
+    const handleAnomalousGroup = async () => {
+      try {
+        // 使用Web Worker处理异常群体分析
+        const processedNodes = await postWorkerTask("ANOMALOUS_GROUP_PROCESS", {
+          nodes: graphVis.nodes,
+          currentUtc: props.store.currentUtc,
+          abnormalData: props.store.graphAbnormalData
+        })
+
+        graphVis.nodes = processedNodes
+        graphVis.render()
+      } catch (error) {
+        console.error("Error processing anomalous group:", error)
+
+        // 降级处理：使用同步方法
         // 当前时间从 store 取
         const now = props.store.currentUtc
         const abnormalData = props.store.graphAbnormalData
@@ -274,6 +379,7 @@ const runDiffForceLayout = (layoutConfig, layoutType, isAsync) => {
           return node
         })
       }
+    }
 
     new Map([
       ["groupDiscovery", () => handleGroupDiscoveryDiff()],
@@ -286,8 +392,30 @@ const runDiffForceLayout = (layoutConfig, layoutType, isAsync) => {
   }
   graphVis.excuteLocalLayout(layoutType, layoutConfig, isAsync, handleLayoutSuccess())
 }
-// 根据节点的cluster属性进行分组
-const clusterAnalyze = () => {
+// 根据节点的cluster属性进行分组（使用Web Worker）
+const clusterAnalyze = async () => {
+  try {
+    // 使用Web Worker处理聚类分析
+    const { nodes: processedNodes, groups } = await postWorkerTask("CLUSTER_ANALYZE", {
+      nodes: graphVis.nodes,
+      storeId
+    })
+
+    graphVis.removeAllGroup() // 清除原有分组
+    graphVis.nodes = processedNodes
+    // 添加分组
+    if (storeId !== "anomalousGroup" && groups && groups.length) {
+      groups.forEach((group) => {
+        const groupNodes = processedNodes.filter((node) => group.nodes.includes(node.id))
+        if (groupNodes.length) {
+          graphVis.addNodesInGroup(groupNodes, group.options)
+        }
+      })
+    }
+
+    graphVis.render()
+  } catch (error) {
+    // 降级处理：使用同步方法
     graphVis.removeAllGroup() // 清除原有分组
     // 创建cluster到nodes的映射
     const clusterNodesMap = new Map()
@@ -317,7 +445,7 @@ const clusterAnalyze = () => {
         })
       }
     })
-  // graphVis.autoGroupLayout(graphVis.nodes)
+  }
 }
 
 // 仅对“异常群体模块”生效：时间变化时强制重绘一次
@@ -370,7 +498,7 @@ onMounted(() => {
 })
 
 // 添加更新图表的函数（优化版本：使用requestAnimationFrame和节流）
-const updateChart = (newGraphData) => {
+const updateChart = async (newGraphData) => {
   if (!graphVis) {
     initChart()
     return
@@ -379,8 +507,12 @@ const updateChart = (newGraphData) => {
   try {
     graphVis.clearAll()
     graphVis.addGraph({ ...toRaw(newGraphData) })
+
+    // 初始化Web Worker
+    initWorker()
+
     // 重新运行力导向布局
-    clusterAnalyze()
+    await clusterAnalyze()
     runDiffForceLayout({ strength: -300, ajustCluster: true }, "simulation", true)
   } catch (error) {
     console.error("Error updating chart:", error)
@@ -445,6 +577,9 @@ onUnmounted(() => {
     forceSimulator = null
   }
 
+  // 终止Web Worker
+  terminateWorker()
+
   // 清除引用，帮助垃圾回收
   currentSelectNode.value = null
   isPlay.value = false

src/views/KeyNodeDiscern/opinionLeader/components/GraphPanel.vue

@@ -101,10 +101,9 @@ const startAutomaticPlay = () => {
 
   isAutoPlaying.value = true
 
-  // 每300ms移动2%
   animationTimer = setInterval(() => {
     // 计算新位置
-    const newPosition = clickedPosition.value + 2
+    const newPosition = clickedPosition.value + 0.1
 
     // 检查是否到达终点
     if (newPosition >= 100) {
@@ -118,7 +117,7 @@ const startAutomaticPlay = () => {
 
     // 根据当前位置更新activeTimePoint
     updateActiveTimePointByPosition(newPosition)
-  }, 1000)
+  }, 100)
 }
 
 // 根据位置更新activeTimePoint