<!DOCTYPE html>

<html>

<head lang="en">

    <meta charset="UTF-8">

    <title></title>

    <script src="../bower_components/underscore/underscore-min.js"></script>

    <script src="../ventor/d3.min.js"></script>

    <style type="text/css">

        body {

            padding-top: 50px;

            padding-left: 100px;

        }

        #chartArea {

            width: 400px;

            height: 300px;

            background-color: #CCC;

        }

        .bar {

            display: inline-block;

            width: 20px;

            height: 75px; /* Gets overriden by D3-assigned height below */

            margin-right: 2px;

            /* fill: teal; *//* SVG doesn't have background prop, use fill instead*/

            z-index: 99;

        }

        .bubble {

            display: inline-block;

            fill: purple;

            fill-opacity: 0.5;

            stroke: black;

            stroke-weight: 1px;

        }

        .active {

            fill: magenta;

            fill-opacity: 0.5;

            stroke-width: 3px;

        }

        .axis path, .axis line {

            fill: none;

            stroke: #000;

            stroke-width: 1px;

            shape-rendering: crispEdges;

        }

    </style>

</head>

<body>

<section id="chartArea"></section>

<script>

    var dataset = _.map(_.range(30), function(num) {

                return {

                    x: Math.round(Math.random() * 100),

                    y: Math.round(Math.random() * 100),

                    r: Math.round(5 + Math.random() * 10)

                };

            }), //reandom generate 15 data from 1 to 50

            margin = {top: 20, right: 20, bottom: 40, left: 40},

            w = 400 - margin.left - margin.right,

            h = 300 - margin.top - margin.bottom;

    var svg = d3.select('#chartArea').append('svg')

            .attr('width', w + margin.left + margin.right)

            .attr('height', h + margin.top + margin.bottom)

            .append('g') //The last step is to add a G element which is a graphics container in SBG.

            .attr('transform', 'translate(' + margin.left + ', ' + margin.top + ')'); //Then offset that graphic element by our left and top margins.

    var yScale = d3.scale.linear()

            .domain([0, d3.max(dataset, function(d) {

                return d.y; //tell the max function just need to care about y prop

            })])

            .range([h, 0]);

    var yAxis = d3.svg.axis()

            .scale(yScale)

            .orient('left')

            .ticks(10)

            .innerTickSize(10)

            .outerTickSize(10)

            .tickPadding(10);

    svg.append('g')

            .attr('class', 'y axis')

            .attr('transform', 'translate(0,0)')

            .call(yAxis);

    var xScale = d3.scale.linear()

            .domain([0, 100])

            .range([0, w]);

    var xAxis = d3.svg.axis()

            .scale(xScale)

            .orient('bottom')

            .ticks(10)

            .innerTickSize(6)

            .outerTickSize(12)

            .tickPadding(12);

    svg.append('g')

            .attr('class', 'x axis')

            .attr('transform', 'translate(0, ' + h  + ')')

            .call(xAxis);

    svg.selectAll('circle')

            .data(dataset)

            .enter()

            .append('circle')// svg doesn't have div, use rect instead

            .attr('class', "bubble")

            .attr('cx', function(each_data, index) {

                return xScale(each_data.x);

            })

            .attr('cy', function(each_data) {

                return yScale(each_data.y);

            })

            .attr('r', function(each_data, i) {

                return each_data.r;

            })

            .on('mouseover', function() {

                d3.select(this).classed('active', true)

            })

            .on('mouseleave', function() {

                d3.select(this).classed('active', false)

            })

            .on('mousedown', function(d) {

                d3.select(this).attr('r', d.r * 1.2)

            })

            .on('mouseup', function(d) {

                d3.select(this).attr('r', d.r)

            });

</script>

</body>

</html>

[D3] 11. Basic D3 chart interactivity on(), select(this), classed(class, trueorfalse)的更多相关文章

  1. [D3] Build an Area Chart with D3 v4

    Similar to line charts, area charts are great for displaying temporal data. Whether you’re displayin ...

  2. [D3] Build a Line Chart with D3 v4

    Line charts are often used to plot temporal data, like a stock price over time. In this lesson we’ll ...

  3. [D3] 12. Basic Transitions with D3

    <!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8&quo ...

  4. A better way to learn D3 js - iLearning D3.js

    iLearning D3.js Basic is an iPad app to learn and code with D3. In 1.1 version, new tutorial is prov ...

  5. [D3] 13. Cleaner D3 code with selection.call()

    selection.call() method in D3 can aid in code organization and flexibility by eliminating the need t ...

  6. D3笔记01——D3简介与安装

    1 D3简介 发布于2011年,全称Data-Driven Documents,直译为“数据驱动的文档”. 简单概括为一句话:D3是一个Javascript的函数库,是用来做数据可视化的.文档指DOM ...

  7. 使用 angular directive 和 json 数据 D3 随着标签 donut chart演示样本

    使用angular resource载入中priorityData.json中间json数据,结合D3绘制甜甜圈图.执行index.html其结果见于图.: priorityData.json中jso ...

  8. [D3] Build a Column Chart with D3 v4

    Column and bar charts are staples of every visualization library. They also make a great project for ...

  9. [D3] Creating a D3 Force Layout in React

    Learn how to leverage d3's layout module to create a Force Layout inside of React. We'll take a look ...

随机推荐

  1. iOS性能调优

    写在前面 本文来自iOS Tutorial Team 的 Marcelo Fabri,他是Movile的一名 iOS 程序员.这是他的个人网站:http://www.marcelofabri.com/ ...

  2. iOS 一些struct类型的NSLog输出格式－b

    我们经常会输出一些坐标尺寸信息之类的,比如view的frame,是CGRect类型的,用frame.oringial.x 和frame.size.width来做NSLog参数好麻烦,还好苹果对这些常用 ...

  3. Android源码学习之装饰模式应用

    首先得了解最基础的装饰器模式 参考 设计模式之八 --- 装饰模式(Decorator) 参考链接:http://blog.csdn.net/cjjky/article/details/7478788 ...

  4. Win7系统Matlab2013a安装.m文件不自动关联到MATLAB.exe解决方法

    1.在matlab命令行中输入以下代码: cwd=pwd; cd([matlabroot '\toolbox\matlab\winfun\private']); fileassoc('add',{'. ...

  5. PYTHON---FILE IO

    import pickle shoplistfile = 'shoplist.data' shoplist = ['apple', 'mango', 'carrot'] f = open(shopli ...

  6. 【Hihocoder 1167】 高等理论计算机科学 （树链的交，线段树或树状数组维护区间和）

    [题意] 时间限制:20000ms 单点时限:1000ms 内存限制:256MB 描述 少女幽香这几天正在学习高等理论计算机科学,然而她什么也没有学会,非常痛苦.所以她出去晃了一晃,做起了一些没什么意 ...

  7. 最全的微软msdn原版windows系统镜像和office下载地址集锦

    随着windows的发展,越来越多的人都热衷于微软的原版系统下载了,相比之前的版本比如winxp版本,windows vista/win7/win8/win8.1/win10后来的版本在安装方面也比较 ...

  8. 学会使用git

    廖雪峰Git教程 这个教程较为简单,循序渐进 易百Git教程 较为系统 在线代码格式化 可以下载全球最大视频网站的视频支持搜索 点这里

  9. 三星 PMU NXE2000，x-powers的AXP228，NXE2000

    核心板PMIC X4418CV2并没有用三星推荐的PMU NXE2000,而是自主研发,采用x-powers的AXP228,这是因为AXP228更符合用户的习惯,更适合做产品,他们有如下区别: PMU ...

  10. 迷宫城堡--HDOJ 1269

    迷宫城堡 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submis ...