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Book Overview & Buying
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Table Of Contents
Mastering D3.js
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In this section, we will create a visualization without using SVG. We will create a bubble chart to show the usage of browser versions in the browser market. A circle will represent each browser version; the area of the circle will be proportional to the global browser usage. Each browser will be assigned a different color. We will use the force layout to group the bubbles on the screen. To follow the examples, open the chapter03/01-bubble-chart.html file.
To make the processing easier, the browser market data was arranged in a JSON file. The main object will have a name that describes the dataset and an array that will contain the data for each browser version. Refer to the following code:
{
"name": "Browser Market",
"values": [
{
"name": "Internet Explorer",
"version": 8,
"platform": "desktop",
"usage": 8.31,
...