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. |