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Highcharts Essentials

You're reading from   Highcharts Essentials Create interactive data visualization charts with the Highcharts JavaScript library

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Product type Paperback
Published in Oct 2014
Publisher
ISBN-13 9781783983964
Length 228 pages
Edition 1st Edition
Languages
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Author (1):
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Bilal Shahid Bilal Shahid
Author Profile Icon Bilal Shahid
Bilal Shahid
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Toc

Table of Contents (11) Chapters Close

Preface 1. Getting Started with Highcharts FREE CHAPTER 2. Column and Bar Charts 3. Line and Spline Charts 4. Area, Scatter, and Bubble Charts 5. Pie, Polar, and Spider Web Charts 6. Other Chart Types 7. Theming with Highcharts 8. Exploring Highcharts APIs and Events 9. Going Further with Highcharts Index

Slicing off a pie chart


Slicing off a pie chart can be useful if we need to distinguish a particular category from the rest. The sliced-off category displays a little outwards from the main chart.

In the following example, we will take a look at how we can slice off a particular category in pie charts. So modify the code from the previous example to slice off the MacOSX category:

series: [{
  name: 'Operating Systems',
  data: [
    ['Windows', 88.19],
    {
      name: 'MacOSX',
      y: 9.22,
      sliced: true
    },
    ['Linux', 1.58],
    ['Others', 1.01]
  ]
}]

We replaced the array containing the category name and the value with an object in which we have explicitly defined these properties along with the sliced property. By enabling the sliced property, the category will be sliced off from the main chart.

The preceding snippet also shows the simplicity and flexibility of the Highcharts API. In most cases, where slicing is not required, we can define categories as an array containing...

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