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Vertical
To place the columns vertically, set chart.type
to bar
:
Tip |
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Vertical bars are always easy to read on mobile devices. In case there are many categories, the end user will scroll vertically instead of horizontally. |
Code Block | ||||||||
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ResultHighchart verticalBars( String title, List<String> categories, List<Map<String, Object>> series ) { return api.buildHighchart([ chart: [ type: 'bar', // ❶ ], credits: [ enabled: false, // Hide the Highcharts link ], title: [ text: title, ], xAxis: [ categories: categories, ], yAxis: [ min: 0, title: title ], series: series ]) } |
❶ Places the bars vertically.
Code Block | ||||||||
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def bar = libs.Library_Charts.Bar String title = 'Sales per Quarter & Region' def categories = [ '2019-Q1', '2019-Q2', '2019-Q3', '2019-Q4', '2020-Q1', '2020-Q2', '2020-Q3', '2020-Q4', ] def series = [[ name: 'EMEA', data: [49.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5] ], [ name: 'APAC', data: [83.6, 78.8, 98.5, 93.4, 106.0, 84.5, 105.0, 104.3] ]] return bar.verticalBars(title, categories, series) |
Horizontal
To place the columns horizontally, set chart.type
to column
. Horizontal bars are typically used to display time dependent data.
Tip |
---|
Horizontal bar charts can become difficult to read if there are many categories, especially on mobile devices. Consider using vertical bars instead. |
Code Block | ||||||||
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ResultHighchart horizontalBars( String title, List<String> categories, List<Map<String, Object>> series ) { return api.buildHighchart([ chart: [ type: 'column', // ❶ ], credits: [ enabled: false, // Hide the Highcharts link ], title: [ text: title, ], xAxis: [ categories: categories, ], yAxis: [ min: 0, title: title ], series: series ]) } |
❶ Places the bars horizontally.
Code Block | ||||||||
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def bar = libs.Library_Charts.Bar String title = 'Sales per Quarter & Region' def categories = [ '2019-Q1', '2019-Q2', '2019-Q3', '2019-Q4', '2020-Q1', '2020-Q2', '2020-Q3', '2020-Q4', ] def series = [[ name: 'EMEA', data: [49.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5] ], [ name: 'APAC', data: [83.6, 78.8, 98.5, 93.4, 106.0, 84.5, 105.0, 104.3] ]] return bar.verticalBars(title, categories, series) |