Javascript 如何在一个页面中获得两个D3应用程序?
我有一个显示父子关系的D3应用程序Javascript 如何在一个页面中获得两个D3应用程序?,javascript,svg,d3.js,Javascript,Svg,D3.js,我有一个显示父子关系的D3应用程序 <%@page contentType="text/html" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> </
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<style>
.node circle {
cursor: pointer;
stroke: #3182bd;
stroke-width: 1.5px;
}
.node text {
font: 10px sans-serif;
pointer-events: none;
text-anchor: middle;
}
line.link {
fill: none;
stroke: #9ecae1;
stroke-width: 1.5px;
}
</style>
<script type="text/javascript" src="d3/d3.v3.min.js"></script>
<body>
<div id="container" class="container">
<div id="upper" style="width:80%; height:50%; float:left; border:1px; border-color:#000000">
<script>
var width = 800,
height = 400,
root;
var force = d3.layout.force()
.linkDistance(80)
.charge(-120)
.gravity(.04)
.size([width, height])
.on("tick", tick);
//adding as svg element
var svg = d3.select("#upper").append("svg")
.attr("width", width)
.attr("height", height);
var link = svg.selectAll(".link"),
node = svg.selectAll(".node");
d3.json("test.json", function(error, json) {
root = json;
update(); //responsible for creating the layout
});
function update() {
var nodes = flatten(root),
/*
*d3.layout.tree() is the starting point
*for tree layouts in D3.
*The call to this function returns an object
* that contains a bunch of methods to configure
* the layout and also provides methods to
* compute the layout
**/
links = d3.layout.tree().links(nodes);//attach the nodes
// Restart the force layout.
force
.nodes(nodes)
.links(links)
.start();
// Update links.
link = link.data(links, function(d) { return d.target.id; });
link.exit().remove();
link.enter().insert("line", ".node")
.attr("class", "link");
// Update nodes.
node = node.data(nodes, function(d) { return d.id; });
node.exit().remove();
var nodeEnter = node.enter().append("g")
.attr("class", "node")
.on("click", click)
.call(force.drag);
nodeEnter.append("circle")
.attr("r", function(d) { return Math.sqrt(d.size) / 10 || 7.5; });
nodeEnter.append("text")
.attr("dy", ".35em")
.text(function(d) { return d.name; });
node.select("circle")
.style("fill", color);
}
/*Giving elements on click*/
function tick() {
link.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
}
/*Adjusting the color of each node*/
function color(d) {
return d._children ? "#3182bd" // collapsed package
: d.children ? "#c6dbef" // expanded package
: "#fd8d3c"; // leaf node
}
// Toggle children on click.
function click(d) {
if (d3.event.defaultPrevented) return; // ignore drag
if (d.children) {
d._children = d.children;
d.children = null;
} else {
d.children = d._children;
d._children = null;
}
update();
}
// Returns a list of all nodes under the root.
function flatten(root) {
var nodes = [], i = 0;
function recurse(node) {
if (node.children) node.children.forEach(recurse);
if (!node.id) node.id = ++i;
nodes.push(node);
}
recurse(root);
return nodes;
}
</script>
</div>
<div style="width:18%; float:right; border:1px; border-color:#000000">Show The top Values of <br/> <select name="nodes" size="4">
<option value="1">1</option>
<option value="2"> 2 </option>
<option value="3"> 3 </option>
<option value="4"> 4 </option>
<option value="5"> 5 </option>
<option value="6"> 6 </option>
<option value="7"> 7 </option>
<option value="8"> 8 </option>
<option value="9"> 9 </option>
</select>
<input type="submit" value="submit"/>
</div>
<div id="lower" style="width:80%; height:50%; float:left; border:1px; border-color:#000000">
<script>
var width = 800,
height = 400,
root;
var force = d3.layout.force()
.linkDistance(80)
.charge(-120)
.gravity(.04)
.size([width, height])
.on("tick", tick);
//adding as svg element
var svg = d3.select("#lower").append("svg")
.attr("width", width)
.attr("height", height);
var link = svg.selectAll(".link"),
node = svg.selectAll(".node");
d3.json("test.json", function(error, json) {
root = json;
update(); //responsible for creating the layout
});
function update() {
var nodes = flatten(root),
/*
*d3.layout.tree() is the starting point
*for tree layouts in D3.
*The call to this function returns an object
* that contains a bunch of methods to configure
* the layout and also provides methods to
* compute the layout
**/
links = d3.layout.tree().links(nodes);//attach the nodes
// Restart the force layout.
force
.nodes(nodes)
.links(links)
.start();
// Update links.
link = link.data(links, function(d) { return d.target.id; });
link.exit().remove();
link.enter().insert("line", ".node")
.attr("class", "link");
// Update nodes.
node = node.data(nodes, function(d) { return d.id; });
node.exit().remove();
var nodeEnter = node.enter().append("g")
.attr("class", "node")
.on("click", click)
.call(force.drag);
nodeEnter.append("circle")
.attr("r", function(d) { return Math.sqrt(d.size) / 10 || 7.5; });
nodeEnter.append("text")
.attr("dy", ".35em")
.text(function(d) { return d.name; });
node.select("circle")
.style("fill", color);
}
/*Giving elements on click*/
function tick() {
link.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
}
/*Adjusting the color of each node*/
function color(d) {
return d._children ? "#3182bd" // collapsed package
: d.children ? "#c6dbef" // expanded package
: "#fd8d3c"; // leaf node
}
// Toggle children on click.
function click(d) {
if (d3.event.defaultPrevented) return; // ignore drag
if (d.children) {
d._children = d.children;
d.children = null;
} else {
d.children = d._children;
d._children = null;
}
update();
}
// Returns a list of all nodes under the root.
function flatten(root) {
var nodes = [], i = 0;
function recurse(node) {
if (node.children) node.children.forEach(recurse);
if (!node.id) node.id = ++i;
nodes.push(node);
}
recurse(root);
return nodes;
}
</script>
</div>
</div>
</body>
</html>
JSP页面
.节点圆{
光标:指针;
行程:#3182bd;
笔划宽度:1.5px;
}
.节点文本{
字体:10px无衬线;
指针事件:无;
文本锚定:中间;
}
line.link{
填充:无;
行程:#9ecae1;
笔划宽度:1.5px;
}
可变宽度=800,
高度=400,
根;
var-force=d3.layout.force()
.linkDistance(80)
。收费(-120)
重力(.04)
.尺寸([宽度、高度])
.在(“滴答”,滴答)上;
//添加为svg元素
var svg=d3.选择(“#上”).追加(“svg”)
.attr(“宽度”,宽度)
.attr(“高度”,高度);
var link=svg.selectAll(“.link”),
node=svg.selectAll(“.node”);
d3.json(“test.json”,函数(错误,json){
root=json;
update();//负责创建布局
});
函数更新(){
变量节点=展平(根),
/*
*d3.layout.tree()是起点
*对于D3中的树布局。
*对该函数的调用返回一个对象
*它包含一系列要配置的方法
*布局,还提供了
*计算布局
**/
links=d3.layout.tree().links(节点);//附加节点
//重新启动强制布局。
力
.节点(节点)
.链接(links)
.start();
//更新链接。
link=link.data(links,函数(d){返回d.target.id;});
link.exit().remove();
link.enter().insert(“行”,“节点”)
.attr(“类”、“链接”);
//更新节点。
node=node.data(节点,函数(d){return d.id;});
node.exit().remove();
var nodeEnter=node.enter().append(“g”)
.attr(“类”、“节点”)
.on(“单击”,单击)
.呼叫(强制拖动);
nodeEnter.append(“圆”)
.attr(“r”,函数(d){return Math.sqrt(d.size)/10 | | 7.5;});
nodeEnter.append(“文本”)
.attr(“dy”,“.35em”)
.text(函数(d){返回d.name;});
节点。选择(“圆”)
.样式(“填充”,颜色);
}
/*在单击时提供元素*/
函数tick(){
attr(“x1”,函数(d){返回d.source.x;})
.attr(“y1”,函数(d){返回d.source.y;})
.attr(“x2”,函数(d){返回d.target.x;})
.attr(“y2”,函数(d){返回d.target.y;});
attr(“transform”,函数(d){return“translate”(“+d.x+”,“+d.y+”)”);});
}
/*调整每个节点的颜色*/
功能色(d){
退回d.#儿童?#3182bd//折叠包裹
:d.儿童?#c6dbef”//扩展包
:“#fd8d3c”;//叶节点
}
//在单击时切换子项。
功能点击(d){
if(d3.event.defaultPrevented)返回;//忽略拖动
如果(d.儿童){
d、 _children=d.children;
d、 children=null;
}否则{
d、 儿童=d.\U儿童;
d、 _children=null;
}
更新();
}
//返回根目录下所有节点的列表。
函数展平(根){
var节点=[],i=0;
函数递归(节点){
if(node.children)node.children.forEach(recurse);
如果(!node.id)node.id=++i;
nodes.push(节点);
}
递归(根);
返回节点;
}
显示
的最大值
1.
2.
3.
4.
5.
6.
7.
8.
9
可变宽度=800,
高度=400,
根;
var-force=d3.layout.force()
.linkDistance(80)
。收费(-120)
重力(.04)
.尺寸([宽度、高度])
.在(“滴答”,滴答)上;
//添加为svg元素
var svg=d3。选择(#下”)。追加(“svg”)
.attr(“宽度”,宽度)
.attr(“高度”,高度);
var link=svg.selectAll(“.link”),
node=svg.selectAll(“.node”);
d3.json(“test.json”,函数(错误,json){
root=json;
update();//负责创建布局
});
函数更新(){
变量节点=展平(根),
/*
*d3.layout.tree()是起点
*对于D3中的树布局。
*对该函数的调用返回一个对象
*