@fable-org/fable-library-js/Timer.js

Core library used by F# projects compiled with fable.io

import { Event } from "./Event.js";
export class Timer {
    constructor(interval) {
        this._enabled = false;
        this._isDisposed = false;
        this._intervalId = 0;
        this._timeoutId = 0;
        this.Interval = interval && interval > 0 ? interval : 100;
        this.AutoReset = true;
        this._elapsed = new Event();
    }
    Elapsed() {
        return this._elapsed.Publish;
    }
    get Enabled() {
        return this._enabled;
    }
    set Enabled(x) {
        if (!this._isDisposed && this._enabled !== x) {
            this._enabled = x;
            if (this._enabled) {
                if (this.AutoReset) {
                    this._intervalId = setInterval(() => {
                        if (!this.AutoReset) {
                            this.Enabled = false;
                        }
                        this._elapsed.Trigger(new Date());
                    }, this.Interval);
                }
                else {
                    this._timeoutId = setTimeout(() => {
                        this.Enabled = false;
                        this._timeoutId = 0;
                        if (this.AutoReset) {
                            this.Enabled = true;
                        }
                        this._elapsed.Trigger(new Date());
                    }, this.Interval);
                }
            }
            else {
                if (this._timeoutId) {
                    clearTimeout(this._timeoutId);
                    this._timeoutId = 0;
                }
                if (this._intervalId) {
                    clearInterval(this._intervalId);
                    this._intervalId = 0;
                }
            }
        }
    }
    Dispose() {
        this.Enabled = false;
        this._isDisposed = true;
    }
    Close() {
        this.Dispose();
    }
    Start() {
        this.Enabled = true;
    }
    Stop() {
        this.Enabled = false;
    }
}
export default Timer;