A list of all available shortcut keys in the image annotation tool.
| Key | Function |
|---|---|
| Arrow left | Previous image |
| Arrow right, Space | Next image | Shift+Scroll | Previous or Next image |
| + | Zoom the image to the original resolution |
| - | Zoom to show the whole image |
| 1 - 9 | Select favourite label 1-9 |
| Tab | Show/hide the current sidebar tab |
| o | Toggle the annotation opactiy between 0.0 and 1.0 |
| a | Select the point annotation tool |
| s | Select the rectangle annotation tool |
| d | Select the circle annotation tool |
| Shift+d | Select the ellipse annotation tool |
| f | Select the line string annotation tool |
| Shift+f | Select the ruler tool |
| g | Select the polygon annotation tool |
| Shift+g | Select the magic wand annotation tool |
| e | Select the polygon brush tool |
| r | Select the polygon eraser tool |
| t | Select the polygon fill tool |
| m | Select the tool to move selected annotations |
| l | Select tool to attach labels to existing annotations |
| Shift+l | Select tool to swap labels of existing annotations |
| Shift+Mouse left | Select multiple annotation at the same time |
| Del | Delete all selected annotations |
| Backspace | Delete the last drawn annotation |
| Esc | Cancel current action e.g. drawing or moving an annotation |
| p | Capture a screenshot |
| c | Select last created annotation |
| Ctrl+k | Open label trees sidebar and focus the find label input field |
When any of the rectangle, ellipse, line string or polygon annotation tools are activated:
| Key | Function |
|---|---|
| Ctrl (held) | Snap drawn lines to 45° angles |
When the ruler tool is activated:
| Key | Function |
|---|---|
| Enter | Convert measurement to a line string annotation |
When Volare (cycle through annotations) is activated:
| Key | Function |
|---|---|
| Arrow left | Previous annotation |
| Arrow right, Space | Next annotation |
| Enter | Attach the currently selected label to the current annotation |
When Lawnmower Mode (cycle through image sections) is activated:
| Key | Function |
|---|---|
| Arrow left | Previous section |
| Arrow right, Space | Next section |
When the random/regular sampling annotation modes are activated:
| Key | Function |
|---|---|
| Arrow left | Previous sample location |
| Arrow right, Space | Next sample location |
| Enter | Create an annotation with the currently selected label at the current sample location |
When the image labels tab is open:
| Key | Function |
|---|---|
| Enter | Attach the currently selected label to the current image |