ngx-drag-to-select
Version:
A lightweight, fast, configurable and reactive drag-to-select component for Angular 8 and beyond
33 lines • 5.47 kB
JavaScript
import { isPlatformBrowser } from '@angular/common';
import { Inject, Injectable, PLATFORM_ID } from '@angular/core';
import { fromEvent } from 'rxjs';
import { share } from 'rxjs/operators';
import { distinctKeyEvents } from './operators';
import * as i0 from "@angular/core";
export class KeyboardEventsService {
constructor(platformId) {
this.platformId = platformId;
if (isPlatformBrowser(this.platformId)) {
this._initializeKeyboardStreams();
}
}
_initializeKeyboardStreams() {
this.keydown$ = fromEvent(window, 'keydown').pipe(share());
this.keyup$ = fromEvent(window, 'keyup').pipe(share());
// distinctKeyEvents is used to prevent multiple key events to be fired repeatedly
// on Windows when a key is being pressed
this.distinctKeydown$ = this.keydown$.pipe(distinctKeyEvents(), share());
this.distinctKeyup$ = this.keyup$.pipe(distinctKeyEvents(), share());
this.mouseup$ = fromEvent(window, 'mouseup').pipe(share());
this.mousemove$ = fromEvent(window, 'mousemove').pipe(share());
}
}
KeyboardEventsService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KeyboardEventsService, deps: [{ token: PLATFORM_ID }], target: i0.ɵɵFactoryTarget.Injectable });
KeyboardEventsService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KeyboardEventsService });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: KeyboardEventsService, decorators: [{
type: Injectable
}], ctorParameters: function () { return [{ type: undefined, decorators: [{
type: Inject,
args: [PLATFORM_ID]
}] }]; } });
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