Returns
PluginEventSubscription: subscription object. Callingremove()unregisters the listener and removes the local subscription.
PluginManager
registerMotionListener
Register a touch move event listener.
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Register a touch move event listener.
registerMotionListener(
registerType: number,
listener: PluginEventListener
): PluginEventSubscription;
| Parameter | Type | Description |
|---|---|---|
registerType | number | Registration priority: 0 always first, 1 normal order, 2 always last |
listener | PluginEventListener | Event callback object that implements onMsg(msg). Internally, this method is equivalent to registering a motion_event touch move event listener. The callback msg is MotionEvent |
PluginEventSubscription: subscription object. Calling remove() unregisters the listener and removes the local subscription.import { PluginManager, type MotionEvent } from 'sn-plugin-lib';
/**
* Example: register a touch move event listener.
*/
export async function exampleRegisterMotionListener() {
const sub = PluginManager.registerMotionListener(1, {
onMsg(msg) {
const motion = msg as MotionEvent;
console.log('touch move pointer count:', motion.pointerCount);
console.log('first pointer id:', motion.pointers[0]?.pointerId);
},
});
return sub;
}