d3 sunburst

In general, there is not much text in the chart. However, sometimes you need some text to describe some graphical elements. Then, you can implement an interaction: when the user mouse slides to a graphic element, a prompt box appears with descriptive text. This is a simple, universal interaction that works on almost all charts. By customizing the appearance to the cue box, you can give the user a good experience.1. How to make a prompt boxThe Prompt box is "text" Plus "border". display text, gen

and introduced in the tag: To realize data visualization with D3, you first need to define the data. We will use JSON-formatted data. Of course, you can use other types of data. var data = {"East": [{"Ordernum": 12} , {"Ordernum": 20} , {"Ordernum": 30} , {"Ordernum": 40} , {"Ordernum": 40} ]}; The Select command in D3, the primary feature is the selection of elements to be manipulated by the data.

D3 is a visual JS library based on data manipulation, and the understanding of D3 can be discussed from the most basic display of loadable data. The basic framework of HTML is not much said, the first code to explain: Create a new test directory under which the demo and D3 two folders are created. Demo to store the HTML file to write,

The zoning diagram (Partition) is also a layout of the D3. This layout is very interesting, can be made into a square is also possible to make a circle, this article first introduce the method of making square partition diagram, which is the most basic form of the partition diagram.A partition diagram is also used to represent the containing relationship.1. DataThis article uses the "Getting Started-chapter 9.4" Data, which is the affiliation of sever

Advanced series of articles from last October began to write, dazzling is 4 months, want to summarize a year ago.First of all, Happy New Year. It's the year of the goat. Some time ago and friends chat, chat to 12 zodiac Why no cat, I mouth dear: not because of the 12 zodiac when the cat was late for the meeting?Oh, I do not know who this is to instill in my view. O (>﹏The advanced series of articles is divided into two parts, the article is written in parentheses: "

1. How to bind dataD3 has a unique feature: the ability to bind data to the DOM, that is, to bind to a document. This may not be easy to understand, for example, there are paragraph elements in the Web page The data () is used in the D3, and the most common one is the datum () function.The following HTML code is available: P > Hello World 1p>p>Hello World 2 P > P > Hello World 3p>Then, there is the following data:var set = [' I like dog ', ' I like c

Now let's start with d3.js to deal with the first simple question, and look at the following code:[html]View PlainCopy html> head> meta charset="utf-8"> title>helloworldtitle> head> body> P>hello World 1P> p>hello World 2P> Body> html> If you have studied html, you should know that two lines of text will be printed on the screen, such as:What if you want to use JavaScript to change these two lines of

My personal blog is: www.ourd3js.comCSDN Blog for: blog.csdn.net/lzhlzzReprint please indicate the source, thank you.The cluster diagram (Cluster) pass is often used to denote inclusion with the included relationship.Now we're giving the data. and visualize it. The contents of the data are: some of the provinces included in China, some of the cities included in the provinces.We say that the data file is written in a JSON file and then read with D3.JSO

My personal blog is: www.ourd3js.comCSDN Blog for: blog.csdn.net/lzhlzzReprint please indicate the source, thank you.This section is a mechanical-oriented map of China, combined with sections 9.2 and 10, where users can drag various provinces of China.The data is a simplified Chinese map file in section 10.1: China_simplify.json1. Define each functionvar projection = D3.geo.mercator (). Center ([107]). Scale (850) . Translate ([WIDTH/2, HEIGHT/2]);

This article brings you the content is about how to use CSS and D3 to implement a set of colored lights (with code), there is a certain reference value, the need for friends can refer to, I hope to help you. Effect Preview Source code Download Https://github.com/comehope/front-end-daily-challenges Code interpretation Defines the DOM, which contains 9 elements representing 9 numbers: Center display: body { margin:0; HEIGHT:100VH; Display:f

Since React is a interested in the V (view) of the MVC, it plays, and toolkits. This includes AngularJS and D3.A app with React and D3.js:/** @jsx react.dom*/varAPP =React.createclass ({getinitialstate:function () { return{data: [{val:5}, {val:4}, {val:7}, {val:6}, {val:8}, {val:1}]}, Componentwillmount:function() {setTimeout (function () { This. Renderchart ( This. State.data); }.bind (

Bundle is a rather peculiar layout in D3, with only two functions, and it needs to be used in conjunction with other layouts. This paper describes how to make the bundle diagram.There are very few examples of bundle graphs, and it is easy to find: http://bl.ocks.org/mbostock/1044242However, this example is somewhat complex, not easy to understand, and there is no corresponding explanatory text (D3 official

, profit:370 0},{year:2008, profit:4900},{year:2009, profit:700}]},{name: "SmartPhone", sales: [{year:2005, profit:2000 },{year:2006, profit:4000},{year:2007, profit:1810},{year:2008, profit:6540},{year:2009, profit:2820}]},{na Me: "Software", sales: [{year:2005, profit:1100},{year:2006, profit:1700},{year:2007, profit:1680},{year:20 , profit:4000},{year:2009, profit:4900}]} ];The dataset is an array, and each item of the array is an object that contains name and sales. Name is the produ

My personal blog: www.ourd3js.comCSDN Blog for: blog.csdn.net/lzhlzzReprint please indicate the source, thank you.A string diagram (Chord), which is used primarily to represent a connection between two nodes. For example, with:A line representation between two points. who has contact with whom:The thickness of the line represents the weight:Watermark/2/text/ahr0cdovl2jsb2cuy3nkbi5uzxqvbhpobhp6/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/dissolve/70 /gravity/southeast ">The above introduction st

First,PrefaceAs needed, theBoss lets you draw a horizontal histogram, showing yesterday's data on the left, and today's data. Draw with D3Second,Counterfeit DataToday.csvname,value,unita,2000,%b,1000,tc,1400,￥d,32,de,520,df,10000,dg,5500, Yuan H,740,ti,850,tj,950,tk,1100,tl,1200,tYesterday.csvname,value,unita,1000,%b,800,tc,1200,￥d,30,de,500,df,10000,dg,5000, Yuan H,700,ti,800,tj,900,tk,1000,tl,1100,tThird,DrawingApproximate process3.1 Canvas size, Position3.2 Mapping relationships of data,ordin

-mar-12 606.98 58.01We use Data-close as a data set and Data-open as a data set. Now we have these data in the file DATA2.TSV and import the file:Get the data D3.TSV (function (Error, data) { Data.foreach (function (d) { D.date = Parsedate (d.date); D.close = +d.close; D.open = +d.open; });It is important to remember to do a data conversion to ensure that a number is stored in the D.open!Define a new curveLike the previous

There are many parameters in the layout of the mechanics diagram, and this article will describe them individually.The Mechanics diagram layout in D3 is calculated using the Verlay integral method, which is a numerical method for solving Newton's motion equations and is widely used in molecular dynamics simulations and video games. The code that defines the layout is as follows:var force = D3.layout.force (

Summary:Animation Class APIFirst, the API uses1.1 d3.ease1.2 D3.timerStart a custom animation timer, invoking the specified function repeatedly until it returns true. There is no-to-cancel the timer after it starts, so make sure your timer function returns True when done!The animation begins the action, knowing that the method returns true before it stops. The animation cannot be stopped manually after it s

Source:var τ= 2 * MATH.PI;D3.layout.chord =function() { varChord = {}, chords, groups, Matrix, n, padding = 0, Sortgroups, sortsubgroups, sortchords; functionrelayout () {varsubgroups = {}, groupsums = [], Groupindex = D3.range (n), Subgroupindex =[], K, X, x0, I, J; Chords= []; Groups= []; K= 0, i =-1; while(++i N) {x= 0, J =-1; while(++j N) {x+=Matrix[i][j]; } groupsums.push (x); Subgro

DOCTYPE HTML>HTMLclass= "Um landscape min-width-240px min-width-320px min-width-480px min-width-768px min-width-1024px"> Head> title>title> MetaCharSet= "Utf-8"> Metaname= "Viewport"content= "target-densitydpi=device-dpi, Width=device-width, initial-scale=1, User-scalable=no, minimum-scale=1.0, maximum-scale=1.0 "> Linkrel= "stylesheet"href= "Css/fonts/font-awesome.min.css"> Linkrel= "stylesheet"href= "Css/ui-box.css"> Linkrel= "stylesheet"href= "Css/