visjs关系图-双击折叠展开子节点（隐藏显示子节点）以及位置自定义
来源：互联网 发布：大数据特征的 4v 理论 编辑：程序博客网 时间：2024/06/05 00:43
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>visjs关系图-双击折叠展开子节点（隐藏显示子节点）</title></head><body><div id="mynetwork" style="width: 100%;height: 100%;border: 1px solid lightgray;margin:0 auto;" >0</div></body><script type="text/javascript" src="http://visjs.org/dist/vis.js"></script><script src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script><link href="http://visjs.org/dist/vis.min.css" rel="stylesheet" type="text/css"/><script> var container = document.getElementById('mynetwork'); var network = null; var newNodeArr = []; var options; var nodesArr = []; var edgesArr = []; var nodes_data; var edges_data; var connectedNum = '子节点数:'; $(function (){// $('#mynetwork').bind("contextmenu", function(e){ return false; }); // 右键 // 高度响应式 clientHeight = document.documentElement.clientHeight; clientWidth = document.documentElement.clientWidth; $('#mynetwork').css('height',clientHeight-70); $('#mynetwork').css('width',clientWidth-180); var _mydata = { "nodes":[ {"id":0,"assistId":0,"label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","pid":0,"hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-674","y":"-716","hidden":false}, {"id":1,"assistId":1,"name":"网路","label":"网路","image":"http://visjs.org/examples/network/img/refresh-cl/System-Firewall-2-icon.png","shape":"image","pid":1,"hostType":"2","size":22,"isOurDraw":"false","x":"-86","y":"-287","hidden":false}, {"id":"1_0","assistId":"1_0","name":"网路","label":"网路","image":"http://visjs.org/examples/network/img/refresh-cl/System-Firewall-2-icon.png","shape":"image","pid":null,"hostType":"2","hostStatus":"1","size":22,"isOurDraw":"false","x":"-75","y":"51","hidden":false}, {"id":"1_0_0","assistId":"1_0_0","name":"网路","label":"网路","image":"http://visjs.org/examples/network/img/refresh-cl/System-Firewall-2-icon.png","shape":"image","pid":"1_0","hostType":"2","hostStatus":"1","size":22,"isOurDraw":"false","x":"-54","y":"455","hidden":false}, {"id":"1_0_0_0","assistId":"1_0_0_0","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","pid":"1_0_0","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"94","y":"340","hidden":false}, {"id":"1_0_0_1","assistId":"1_0_0_1","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-133","y":"641","hidden":false}, {"id":"1_0_0_2","assistId":"1_0_0_2","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-167","y":"439","hidden":false}, {"id":"1_0_0_3","assistId":"1_0_0_3","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"170","y":"447","hidden":false}, {"id":"1_0_0_4","assistId":"1_0_0_4","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"66","y":"435","hidden":false}, {"id":"1_0_0_5","assistId":"1_0_0_5","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-224","y":"576","hidden":false}, {"id":"1_0_0_6","assistId":"1_0_0_6","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-143","y":"540","hidden":false}, {"id":"1_0_0_7","assistId":"1_0_0_7","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-233","y":"374","hidden":false}, {"id":"1_0_0_8","assistId":"1_0_0_8","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-120","y":"348","hidden":false}, {"id":"1_0_0_9","assistId":"1_0_0_9","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-249","y":"476","hidden":false}, {"id":"1_0_0_10","assistId":"1_0_0_10","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"43","y":"532","hidden":false}, {"id":"1_0_0_11","assistId":"1_0_0_11","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-30","y":"662","hidden":false}, {"id":"1_0_0_12","assistId":"1_0_0_12","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"134","y":"533","hidden":false}, {"id":"1_0_0_13","assistId":"1_0_0_13","label":"设备","image":"http://visjs.org/examples/network/img/refresh-cl/Hardware-Laptop-1-icon.png","shape":"image","hostType":"1","hostStatus":"1","size":15,"isOurDraw":"false","x":"-49","y":"576","hidden":false}, 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{"id":"1_0_10","from":"1_0","to":"1_0_10","color":{"color":"#ccc"},"hidden":false}, {"id":"1_0_11","from":"1_0","to":"1_0_11","color":{"color":"#ccc"},"hidden":false}, {"id":"1_0_12","from":"1_0","to":"1_0_12","color":{"color":"#ccc"},"hidden":false}, {"id":"1_0_13","from":"1_0","to":"1_0_13","color":{"color":"#ccc"},"hidden":false}, {"id":"1_0_14","from":"1_0","to":"1_0_14","color":{"color":"#ccc"},"hidden":false}, {"id":"1_0_15","from":"1_0","to":"1_0_15","color":{"color":"#ccc"},"hidden":false}, {"id":"1_1","from":1,"to":"1_1","color":{"color":"#ccc"},"hidden":false}, {"id":"1_2","from":1,"to":"1_2","color":{"color":"#ccc"},"hidden":false}, {"id":"1_3","from":1,"to":"1_3","color":{"color":"#ccc"},"hidden":false} ] }; draw(_mydata); }); function draw(data){ var options = { nodes : { font:{ color: "#888", size: 10 } }, edges: { smooth: false, //是否显示方向箭头 color: "#333" // 线条颜色 }, layout: { improvedLayout:false }, interaction: { navigationButtons: true, // 如果为真，则在网络画布上绘制导航按钮。这些是HTML按钮，可以使用CSS完全自定义。 keyboard: { enabled: true, speed: { x: -1, y: -1, zoom: 0.02 }, bindToWindow: true } // 启用键盘快捷键 }, physics: { stabilization: false, barnesHut: { centralGravity: 8, // 中心重力吸引器将整个网络拉回中心 springLength: 80, // 边缘被建模为弹簧。这个弹簧长度是弹簧的剩余长度 gravitationalConstant: -80000, // 重力吸引。我们喜欢排斥 所以价值是负数。如果你想要排斥力更强，减小值（所以-10000，-50000）。 avoidOverlap: 0.2, // 接受范围：[0 .. 1]。当大于0时，会考虑节点的大小。该距离将由重力模型的节点的包围圆的半径计算。值1是最大重叠避免。 damping: 0.3, springConstant: 0.5 }, minVelocity: 16 // 一旦达到所有节点的最小速度，我们假设网络已经稳定，仿真停止。 } }; network = new vis.Network(container, data, options); nodes_data = network.body.data.nodes; edges_data = network.body.data.edges; //动画稳定后的处理事件 var stabilizedTimer; network.on("stabilized", function (params) { // 会调用两次？ window.clearTimeout(stabilizedTimer); stabilizedTimer = setTimeout(function(){ exportNetworkPosition(network); options.physics.enabled = false; // 关闭物理系统 network.setOptions(options); },200); }); // 右键 network.on("oncontext",function(params){}); //选中节点 network.on("selectNode", function (params) {}); //单击节点 network.on("click", function (params) {}); //双击节点 隐藏或者显示子节点 network.on("doubleClick", function (params) { if ( params.nodes.length != 0) { // 双击的是节点 var _node = params.nodes[0]; var _nodeName = nodes_data._data[_node].name; var _allChild = getAllChilds(network,_node,[]); if(_allChild.length > 0 ){ // 存在子节点 if( nodes_data._data[_allChild[_allChild.length-1]].hidden == false){ nodes_data.update([{id:_node,label:_nodeName + " "+connectedNum+_allChild.length}]); for(var i=0;i<_allChild.length;i++){ nodes_data.update([{id:_allChild[i], hidden:true}]); edges_data.update([{id:_allChild[i], hidden:true}]); } }else{ nodes_data.update([{id:_node, label:_nodeName}]); for(var j=0;j<_allChild.length;j++){ nodes_data.update([{id:_allChild[j], hidden:false}]); edges_data.update([{id:_allChild[j], hidden:false}]); } } } } }); //拖动节点 network.on("dragging", function (params) {//拖动进行中事件 if (params.nodes.length != 0 ) { nodeMoveFun(params); } }); //拖动结束后 network.on("dragEnd", function (params) { if (params.nodes.length != 0 ) { var arr = nodeMoveFun(params); exportNetworkPosition(network,arr); } }); // 缩放 network.on("zoom", function (params) {}); } /* *获取所有子节点 * network ：图形对象 * _thisNode ：单击的节点（父节点） * _Allnodes ：用来装子节点ID的数组 * */ function getAllChilds(network,_thisNode,_Allnodes){ var _nodes = network.getConnectedNodes(_thisNode,"to"); if(_nodes.length > 0){ for(var i=0;i<_nodes.length;i++){ getAllChilds(network,_nodes[i],_Allnodes); _Allnodes.push(_nodes[i]); } } return _Allnodes }; // 节点移动 function nodeMoveFun(params){ var click_node_id = params.nodes[0]; var allsubidsarr = getAllChilds(network,click_node_id,[]); // 获取所有的子节点 if(allsubidsarr){ // 如果存在子节点 var positionThis = network.getPositions(click_node_id); var clickNodePosition = positionThis[click_node_id]; // 记录拖动后，被拖动节点的位置 var position = JSON.parse(localStorage.getItem("position")); var startNodeX,startNodeY; // 记录被拖动节点的子节点，拖动前的位置 var numNetx,numNety; // 记录被拖动节点移动的相对距离 var positionObj={}; // 记录移动的节点位置信息， 用于返回 positionObj[click_node_id] = {x:clickNodePosition.x, y:clickNodePosition.y}; // 记录被拖动节点位置信息 numNetx = clickNodePosition.x - position[click_node_id].x; // 拖动的距离 numNety = clickNodePosition.y - position[click_node_id].y; for(var j =0;j<allsubidsarr.length;j++){ if(position[allsubidsarr[j]]) { startNodeX = position[allsubidsarr[j]].x; // 子节点开始的位置 startNodeY = position[allsubidsarr[j]].y; network.moveNode(allsubidsarr[j], (startNodeX + numNetx), (startNodeY + numNety)); // 在视图上移动子节点 positionObj[allsubidsarr[j]] = {x:(startNodeX + numNetx), y:(startNodeY + numNety)}; // 记录子节点位置信息 } } } return positionObj; }; /* *节点位置设置 * network ：图形对象 * arr ：本次移动的节点位置信息 * */ function exportNetworkPosition(network,arr){ if(arr){ // 折叠过后 getPositions() 获取的位置信息里不包含隐藏的节点位置信息，这时候调用上次存储的全部节点位置，并修改这次移动的节点位置，最后保存 var localtionPosition = JSON.parse(localStorage.getItem("position")); for(let index in arr ){ localtionPosition[index] = { x:arr[index].x, y:arr[index].y } } setLocal(localtionPosition); }else{ var position = network.getPositions(); setLocal(position); } }; //处理本地存储，这里仅仅只能作为高级浏览器使用，ie9以下不能处理 function setLocal(position) { localStorage.removeItem("position"); localStorage.setItem("position",JSON.stringify(position)); }</script></html>阅读全文
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