Accessibility in Blazor Chart Component

8 Apr 20222 minutes to read

Accessibility is achieved in the Chart component through keyboard navigations. The Chart features can be effectively accessed through assistive technologies such as screen readers.

Keyboard navigation

Chart functionalities can be interactive with keyboard shortcuts.

The following keyboard shortcuts are supported by Chart.

Interaction Keys Description
Tab Moves the focus to the next element in the chart.
Shift + Tab Moves the focus to the previous element in the chart.
DownArrow Moves the focus to the data point right side from the selected point.
UpArrow Moves the focus to the data point right side from the selected point.
Left Arrow Moves the focus to the next series in our Chart component.
Right Arrow Moves the focus to the previous series in our Chart component.
ESC Cancel the tooltip for the data point.
Enter/Space Selects the data point in the series
Down/Left Arrow Moves the focus to the legend left side from the selected legend.
Up/Right Arrow Moves the focus to the legend right side from the selected legend.
Enter/Space Toggles the visibility of the corresponding series.
Ctrl + + Zoom in the chart.
Ctrl + - Zoom out the chart.
Down/Up Arrow Pans the chart vertically.
Left/Right Arrow Pans the chart horizontally.
R Reset the zoomed chart.
Ctrl + P Prints the Chart.