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force25.html
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<html>
<head>
<meta charset="utf-8">
<title>力导向图</title>
</head>
<style>
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
<script>
var source1 = "mapping.csv";
var map = [];
var idornameflag = true;
var currentId = -100;
d3.csv(source1, function (error, csvdata) {
if (error) throw error;
for (var i = 0; i < csvdata.length; i++) {
map[csvdata[i].key] = csvdata[i].value;
}
});
function idorname(f) {
if (f == 1) idornameflag = true;
if (f == 2) idornameflag = false;
fun(currentId);
}
function output(chap, ans) {
var resulttext = "";
/*var url = location.search;
console.log(url);
var url = location.search;
var Request = new Object();
if (url.indexOf("?") != -1) {
var str = url.substr(1) //去掉?号
var strs = str.split("&");
for (var i = 0; i < strs.length; i++) {
Request[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
}
}*/
/*var chap = 0;
chap = Request.chap;
var ans = Request.ans;*/
/*document.write(chap);
document.write(ans);*/
//alert("chap=" + chap);
var count = -1;
var flag = false;
var st = "[";
var source = "sa" + chap + ".txt";
//document.write(source);
d3.text(source, function (error, text) {
if (error) throw error;
var st1 = "";
for (var i = 0; i < text.length; i++) {
if (text[i] == '=') {
count++;
if (count == ans) flag = true;
}
if (flag) {
if (idornameflag == false) {
if (text[i] == "," || text[i] == "]") {
//console.log(st1);
if (text[i] != "]") st = st + map[parseInt(st1)] + ", "; else st = st + map[parseInt(st1)];
st1 = "";
} else {
if (text[i] != "[" && text[i] != "=") st1 = st1 + text[i];
}
//st = st + text[i];
if (text[i] == ']') break;
}else {
if (text[i] == "," || text[i] == "]") {
//console.log(st1);
if (text[i] != "]") st = st + st1 + ", "; else st = st + st1;
st1 = "";
} else {
if (text[i] != "[" && text[i] != "=") st1 = st1 + text[i];
}
//st = st + text[i];
if (text[i] == ']') break;
}
}
}
st = st + "]";
resulttext = resulttext + "Within " + chap + " nodes, node ";
resulttext = resulttext + ans;
resulttext = resulttext + " = " + st;
//console.log(resulttext);
var obj_label = document.getElementById("test");
obj_label.innerHTML = resulttext;
});
}
function fun(i) {
currentId = i;
if (i == -100) {
var obj_label = document.getElementById("test");
obj_label.innerHTML = "这里显示点压缩前的内容，把鼠标放在点上可以显示点的内容";
} else {
output(chap, i);
}
/*
var obj_label = document.getElementById("test");
obj_label.innerHTML = output(chap, i);*/
}
function fun2() {
var obj_text = document.getElementById("textArea").value;
console.log(obj_text);
if (obj_text == -100) {
var obj_label = document.getElementById("test");
obj_label.innerHTML = "这里显示点压缩前的内容，把鼠标放在点上可以显示点的内容";
} else {
output(chap, obj_text);
}
}
/*var nodes = [ { name: "0" }, { name: "1" },
{ name: "2" }, { name: "3" },
{ name: "4" }, { name: "5" },
{ name: "6" },{name: "0"} ];
var edges = [ { source : 0 , target: 1 } , { source : 0 , target: 2 } ,
{ source : 0 , target: 3 } , { source : 1 , target: 4 } ,{ source : 3 , target: 4 } ,
{ source : 1 , target: 5 } , { source : 1 , target: 6 } ];
edges[7]={ source : 7 , target: 0 };*/
//var url = location.search;
/*console.log(url);*/
var url = location.search;
var Request = new Object();
if (url.indexOf("?") != -1) {
var str = url.substr(1) //去掉?号
var strs = str.split("&");
for (var i = 0; i < strs.length; i++) {
Request[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
}
}
var chap = Request.chap;
if (chap == null) chap = 25;
var nodes = [];
var edges = [];
var flag = [];
for (var i = 0; i <= 200; i++) flag[i] = 0;
var source = "sa" + chap + ".csv";
d3.csv(source, function (error, csvdata) {
if (error) {
}
var max = 0;
for (var i = 0; i < csvdata.length; i++) {
var s = parseInt(csvdata[i].s);
var t = parseInt(csvdata[i].t);
/*var s1 = parseInt(csvdata[i].s1);
var s2 = parseInt(csvdata[i].s2);
var s3 = parseInt(csvdata[i].s3);
var s4 = parseInt(csvdata[i].s4);
var max1 = -1;
var t1 = parseInt(csvdata[i].t1);
var t2 = parseInt(csvdata[i].t2);
var t3 = parseInt(csvdata[i].t3);
var t4 = parseInt(csvdata[i].t4);
var max2 = -1;
if (s1 > max1) {
max1 = s1;
flag[s] = 1;
}
if (s2 > max1) {
max1 = s2;
flag[s] = 2;
}
if (s3 > max1) {
max1 = s3;
flag[s] = 3;
}
if (s4 > max1) {
max1 = s4;
flag[s] = 4;
}
if (t1 > max2) {
max2 = t1;
flag[t] = 1;
}
if (t2 > max2) {
max2 = t2;
flag[t] = 2;
}
if (t3 > max2) {
max2 = t3;
flag[t] = 3;
}
if (t4 > max2) {
max2 = t4;
flag[t] = 4;
}*/
if (s > max) max = s;
if (t > max) max = t;
flag[s]++;
flag[t]++;
edges[i] = {source: s, target: t};
//document.write(edges[i].source+"\n"+edges[i].target+"\n");
}
max = chap - 1;
for (var i = 0; i <= max; i++) {
nodes[i] = {name: i};
}
//求最大值和最小值
var maxvalue = max;
var minvalue = 0;
//定义一个线性比例尺，将最小值和最大值之间的值映射到[0, 1]
var linear = d3.scale.linear()
.domain([minvalue, maxvalue])
.range([0, 100]);
var a = d3.rgb(50, 55, 155); //浅蓝色
var b = d3.rgb(230, 60, 65); //蓝色
//颜色插值函数
var computeColor = d3.interpolate(a, b);
var col = [];
for (var i = 0; i <= max; i++) {
var t = linear(flag[i]);
col[i] = computeColor(t);
}
/*for (var i=0;i<=20000;i++)
{
if (flag[i]>1000) flag[i]=19; else
if (flag[i]>100) flag[i]=15; else
if (flag[i]>10) flag[i]=10; else
flag[i]=5;
}*/
/*var nodes=[];
var edges=[];
var max=1010;
for( var i=0; i<1000; i++ ){
var s = i;
var t = i+1;
if ( s>max ) max=s;
if ( t>max ) max=t;
edges[i]={ source : s , target: t };
//document.write(edges[i].source+"\n");
//document.write(edges[i]);
}
for (var i=0;i<=max;i++)
{
nodes[i]={ name: i };
}*/
var width = 2000;
var height = 2000;
var svg = d3.select("body")
.append("svg")
.attr("width", width)
.attr("height", height);
var force = d3.layout.force()
.nodes(nodes) //指定节点数组
.links(edges) //指定连线数组
.size([width, height]) //指定范围
.linkDistance(200) //指定连线长度
.charge(-600); //相互之间的作用力
force.start(); //开始作用
//添加连线
var svg_edges = svg.selectAll("line")
.data(edges)
.enter()
.append("line")
.style("stroke", "#ccc")
.style("stroke-width", 3);
var color = d3.scale.category20();
//添加节点
var svg_nodes = svg.selectAll("circle")
.data(nodes)
.enter()
.append("circle")
.attr("r", 20)
.on("dblclick", function (d) {
var nextpage = "output.html?chap=" + chap + "&ans=" + d.name;
window.open(nextpage);
})
.on("mouseover", function (d, i) {
fun(i);
console.log(d3.select(this).style("fill", "Lime"));
})
.on("mouseout", function (d, i) {
//fun(i);
console.log(d3.select(this).style("fill", col[i].toString()));
})
.style("fill", function (d, i) {
/*var t = linear(flag[i]);
var col = computeColor(t);
return col.toString();*/
return col[i].toString();
/*var color1 = d3.rgb(255, 30, 0);
if (flag[i] == 4) {
var color1 = d3.rgb(255, 0, 0);
}
if (flag[i] == 3) {
var color1 = d3.rgb(255, 255, 0);
}
if (flag[i] == 2) {
var color1 = d3.rgb(255, 0, 255);
}
if (flag[i] == 1) {
var color1 = d3.rgb(0, 0, 255);
}
return color1;*/
})
.call(force.drag); //使得节点能够拖动
//添加描述节点的文字
var svg_texts = svg.selectAll("text")
.data(nodes)
.enter()
.append("text")
.style("fill", "black")
.style("font-size", 40)
.attr("dx", 10)
.attr("dy", 4)
.text(function (d) {
return d.name;
//return null;
});
force.on("tick", function () { //对于每一个时间间隔
//更新连线坐标
svg_edges.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;
});
//更新节点坐标
svg_nodes.attr("cx", function (d) {
return d.x;
})
.attr("cy", function (d) {
return d.y;
});
//更新文字坐标
svg_texts.attr("x", function (d) {
return d.x;
})
.attr("y", function (d) {
return d.y;
});
});
});
</script>
<font style='font-size:100px; color:#000000'>Visualized by D3js, k = </font>
<script>
document.write("<font style='font-size:100px; color:#000000'>" + chap + "</font>");
</script>
<br><br>
<input type="button" value="25" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=25'"><!--
<a href="force25.html?chap=25"><font size="80"><input type="button">25</input></font></a>-->
<input type="button" value="50" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=50'"><!--
<a href="force25.html?chap=50"><font size="80">50</font></a>-->
<input type="button" value="75" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=75'"><!--
<a href="force25.html?chap=100"><font size="80">75</font></a>-->
<input type="button" value="100" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=100'"><!--
<a href="force25.html?chap=100"><font size="80">100</font></a>-->
<input type="button" value="125" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=125'"><!--
<a href="force25.html?chap=125"><font size="80">125</font></a>-->
<input type="button" value="150" style="height:150px;width:200px;font-size:50px;"
onclick="javascrtpt:window.location.href='force25.html?chap=150'">
<input type='button' value='hide' style="height:150px;width:200px;font-size:50px;" onclick="fun(-100)"/>
<input type='button' value='id' style="height:150px;width:200px;font-size:50px;" onclick="idorname(1)"/>
<input type='button' value='name' style="height:150px;width:200px;font-size:50px;" onclick="idorname(2)"/>
</a>
<br>
<input type="text" id="textArea" style="height:150px;width:400px;font-size:80px;"/>
<input type='button' value='search' style="height:150px;width:200px;font-size:50px;" onclick="fun2()"/>
<label id="test" style="height:2000px;width:2000px;font-size:100px; float:right">这里显示点压缩前的内容，把鼠标放在点上可以显示点的内容</label>
</body>
</html>