Extensions add specific functionality to Items API. They rely on modules within LT being available.
--
Allows the end-user to launch a magnifier to move around the screen and zoom in on whatever content they move it on top of.
TODO:
- make movable via keyboard
Methods
run(options)
Initialises the screen magnifier.
Parameters:
| Name | Type | Description |
|---|---|---|
options | object | Optional config object to override defaults |
- Since
- 0.7.0
Example
import { LT } from '@caspingus/lt/assessment';
LT.init(itemsApp); // Set up LT with the Items API application instance variable
LT.extensions.magnifier.run();
Options argument to override defaults which are:
{
zoom: 4,
shape: 'square',
width: 310,
height: 310,
}setupButtons(classname) → {void}
Sets up listeners on custom buttons to toggle the magnifier.
Parameters:
| Name | Type | Default | Description |
|---|---|---|---|
classname | string | lrn__magnifier | CSS class value of the element to launch the magnifier |
- Since
- 2.16.0
- Returns:
- void
toggle() → {void}
Toggle visibility of the magnifier.
- Since
- 2.16.0
- Returns:
- void