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Ext.js - Pie Chart
This chart is used for representing data in the pie graph format. It is a polar chart.
Syntax
Following is a simple syntax.
Ext.create('Ext.chart.PolarChart', { series: [{ Type: 'pie' .. }] render and other properties. });
Example
Following is a simple example showing the usage of pie chart.
<!DOCTYPE html> <html> <head> <link href = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css" rel = "stylesheet" /> <script type = "text/javascript" src = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script> <script type = "text/javascript" src = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/packages/charts/classic/charts.js"></script> <link href = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/packages/charts/classic/classic/resources/charts-all.css" rel = "stylesheet" /> <script type = "text/javascript"> Ext.onReady(function() { Ext.create('Ext.chart.PolarChart', { renderTo: document.body, width: 600, height: 300, store: { fields: ['name', 'g1'], data: [ {"name": "Item-0", "g1": 57}, {"name": "Item-1", "g1": 45}, {"name": "Item-2", "g1": 67} ] }, //configure the legend. legend: { docked: 'bottom' }, //describe the actual pie series. series: [{ type: 'pie', xField: 'g1', label: { field: 'name' }, donut: 30 // increase or decrease for increasing or decreasing donut area in middle. }] }); }); </script> </head> <body> </body> </html>
The above program will produce the following result −
extjs_components.htm
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