Changing appearance of focused items

Type tutorial

amCharts 4 comes with extensive accessibility functionality, of which part is ability to highlight focused items with a high-contrast outline. This tutorial will show how you can modify the appearance of this outline. Default behavior Some chart elements – columns, buttons, bullets, or slices to name a few – are selectable via TAB key. When […]

Windows “high contrast” mode

Type tutorial

As an aid to vision-impaired users MS Windows operating system offers a “high contrast” mode. While most of the modern browsers have no issues with it, there are some quirks affecting chart visibility in older Internet Explorer and EDGE browsers. This tutorial shows a quick workaround. The problem Internet Explorer and EDGE browsers, when Windows […]