nixos-configs/devices/wim/config/ags/services/touch-gestures.js

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import Service from 'resource:///com/github/Aylur/ags/service.js';
import { subprocess } from 'resource:///com/github/Aylur/ags/utils.js';
const SCREEN = '/dev/input/by-path/platform-AMDI0010\:00-event';
const GESTURE_VERIF = [
'LR', // Left to Right
'RL', // Right to Left
'DU', // Down to Up
'UD', // Up to Down
'DLUR', // Down to Left to Up to Right (clockwise motion from Down)
'DRUL', // Down to Right to Up to Left (counter-clockwise from Down)
'URDL', // Up to Right to Down to Left (clockwise motion from Up)
'ULDR', // Up to Left to Down to Right (counter-clockwise from Up)
];
const EDGE_VERIF = [
'*', // any
'N', // none
'L', // left
'R', // right
'T', // top
'B', // bottom
'TL', // top left
'TR', // top right
'BL', // bottom left
'BR', // bottom right
];
const DISTANCE_VERIF = [
'*', // any
'S', // short
'M', // medium
'L', // large
];
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// TODO: add actmode param
// TODO: support multiple daemons for different thresholds
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class TouchGestures extends Service {
static {
Service.register(this, {
'daemon-started': ['boolean'],
'daemon-destroyed': ['boolean'],
});
}
gestures = new Map();
gestureDaemon = undefined;
get gestures() { return this.gestures; }
constructor() {
super();
}
addGesture({
name,
nFingers = '1',
gesture,
edge = '*',
distance = '*',
command,
} = {}) {
gesture = String(gesture).toUpperCase();
if (!GESTURE_VERIF.includes(gesture)) {
logError('Wrong gesture id');
return;
}
edge = String(edge).toUpperCase();
if (!EDGE_VERIF.includes(edge)) {
logError('Wrong edge id');
return;
}
distance = String(distance).toUpperCase();
if (!DISTANCE_VERIF.includes(distance)) {
logError('Wrong distance id');
return;
}
if (typeof command !== 'string') {
globalThis[name] = command;
command = `ags -r "${name}()"`;
}
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this.gestures.set(name, [
'-g',
`${nFingers},${gesture},${edge},${distance},${command}`,
]);
if (this.gestureDaemon)
this.killDaemon();
this.startDaemon();
}
startDaemon() {
if (this.gestureDaemon)
return;
var command = [
'lisgd', '-d', SCREEN,
// orientation
'-o', '0',
// Threshold of gesture recognized
'-t', '125',
// Leniency of gesture angle
'-r', '25',
// Timeout time
'-m', '3200',
];
this.gestures.forEach(gesture => {
command = command.concat(gesture);
});
this.gestureDaemon = subprocess(
command,
() => {},
err => logError(err),
);
this.emit('daemon-started', true);
}
killDaemon() {
if (this.gestureDaemon) {
this.gestureDaemon.force_exit();
this.gestureDaemon = undefined;
this.emit('daemon-destroyed', true);
}
}
}
const touchGesturesService = new TouchGestures();
export default touchGesturesService;