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e_aria

Aria

Description

W3C defined the Accessible Rich Internet Applications Suite (WAI-ARIA) to make Web content and Web applications more accessible to the disabled. From ECharts 4.0, echarts4r supports ARIA by generating description for charts automatically.

Usage

e_aria(e, enabled = TRUE, ...)

Arguments

e

An echarts4r object as returned by e_charts or a proxy as returned by echarts4rProxy.
enabled

Whether to enable aria helper text.
...

Any other option to pass, check See Also section.

Details

There should be an aria-label attribute on the chart DOM, which can help the disabled understand the content of charts with the help of certain devices.

See Also

echarts4r

Create Interactive Graphs with 'Echarts JavaScript' Version 5

v0.4.0
Apache License (>= 2.0)
Authors
John Coene [aut, cre, cph], Wei Su [ctb], Helgasoft [ctb], Xianying Tan [ctb] (<https://orcid.org/0000-0002-6072-3521>)
Initial release
2021-03-05

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