237 lines
6.7 KiB
TypeScript
237 lines
6.7 KiB
TypeScript
export const ScreenSaverMixin = (SuperClass) => {
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class ScreenSaverMixinClass extends SuperClass {
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private _panel;
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private _listeners = {};
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private _brightness = 255;
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constructor() {
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super();
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const panel = (this._panel = document.createElement("div"));
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document.body.append(panel);
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panel.classList.add("browser-mod-blackout");
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panel.attachShadow({ mode: "open" });
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const styleEl = document.createElement("style");
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panel.shadowRoot.append(styleEl);
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styleEl.innerHTML = `
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:host {
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background: rgba(0,0,0, var(--darkness));
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position: fixed;
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left: 0;
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top: 0;
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bottom: 0;
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right: 0;
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width: 100%;
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height: 100%;
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z-index: 10000;
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display: block;
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pointer-events: none;
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}
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:host([dark]) {
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background: rgba(0,0,0,1);
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}
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`;
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this.addEventListener("command-screen_off", () => this._screen_off());
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this.addEventListener("command-screen_on", (ev) => this._screen_on(ev));
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this.addEventListener("fully-update", () => this.send_screen_status());
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this.connectionPromise.then(() => this._screen_on());
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}
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send_screen_status() {
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let screen_on = !this._panel.hasAttribute("dark");
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let screen_brightness = this._brightness;
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if (this.fully) {
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screen_on = this.fully_screen;
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screen_brightness = this.fully_brightness;
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}
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this.sendUpdate({ screen_on, screen_brightness });
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}
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private _screen_off() {
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if (this.fully) {
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this.fully_screen = false;
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} else {
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this._panel.setAttribute("dark", "");
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}
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this.send_screen_status();
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const l = () => this._screen_on();
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for (const ev of ["pointerdown", "pointermove", "keydown"]) {
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this._listeners[ev] = l;
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window.addEventListener(ev, l);
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}
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}
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private _screen_on(ev = undefined) {
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if (this.fully) {
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this.fully_screen = true;
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if (ev?.detail?.brightness) {
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this.fully_brightness = ev.detail.brightness;
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}
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} else {
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if (ev?.detail?.brightness) {
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this._brightness = ev.detail.brightness;
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this._panel.style.setProperty(
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"--darkness",
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1 - ev.detail.brightness / 255
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);
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}
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this._panel.removeAttribute("dark");
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}
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this.send_screen_status();
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for (const ev of ["pointerdown", "pointermove", "keydown"]) {
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if (this._listeners[ev]) {
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window.removeEventListener(ev, this._listeners[ev]);
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this._listeners[ev] = undefined;
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}
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}
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}
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}
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return ScreenSaverMixinClass;
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};
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// export const BrowserModScreensaverMixin = (C) =>
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// class extends C {
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// constructor() {
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// super();
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// this._blackout_panel = document.createElement("div");
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// this._screenSaver = undefined;
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// this._screenSaverTimer = undefined;
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// this._screenSaverTimeOut = 0;
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// this._screenSaver = {
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// fn: undefined,
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// clearfn: undefined,
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// timer: undefined,
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// timeout: undefined,
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// listeners: {},
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// active: false,
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// };
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// this._blackout_panel.style.cssText = `
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// position: fixed;
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// left: 0;
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// top: 0;
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// padding: 0;
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// margin: 0;
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// width: 100%;
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// height: 100%;
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// background: black;
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// display: none;
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// `;
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// document.body.appendChild(this._blackout_panel);
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// }
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// screensaver_set(fn, clearfn, time) {
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// this._ss_clear();
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// this._screenSaver = {
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// fn,
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// clearfn,
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// timer: undefined,
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// timeout: time,
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// listeners: {},
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// active: false,
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// };
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// const l = () => this.screensaver_update();
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// for (const event of ["mousemove", "mousedown", "keydown", "touchstart"]) {
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// window.addEventListener(event, l);
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// this._screenSaver.listeners[event] = l;
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// }
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// this._screenSaver.timer = window.setTimeout(
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// () => this._ss_run(),
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// time * 1000
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// );
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// }
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// screensaver_update() {
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// if (this._screenSaver.active) {
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// this.screensaver_stop();
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// } else {
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// window.clearTimeout(this._screenSaver.timer);
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// this._screenSaver.timer = window.setTimeout(
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// () => this._ss_run(),
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// this._screenSaver.timeout * 1000
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// );
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// }
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// }
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// screensaver_stop() {
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// this._ss_clear();
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// this._screenSaver.active = false;
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// if (this._screenSaver.clearfn) this._screenSaver.clearfn();
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// if (this._screenSaver.timeout) {
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// this.screensaver_set(
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// this._screenSaver.fn,
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// this._screenSaver.clearfn,
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// this._screenSaver.timeout
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// );
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// }
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// }
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// _ss_clear() {
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// window.clearTimeout(this._screenSaverTimer);
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// for (const [k, v] of Object.entries(this._screenSaver.listeners)) {
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// window.removeEventListener(k as any, v as any);
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// }
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// }
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// _ss_run() {
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// this._screenSaver.active = true;
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// this._screenSaver.fn();
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// }
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// do_blackout(timeout) {
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// this.screensaver_set(
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// () => {
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// if (this.isFully) {
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// if (this.config.screensaver) window.fully.startScreensaver();
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// else window.fully.turnScreenOff(true);
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// } else {
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// this._blackout_panel.style.display = "block";
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// }
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// this.screen_update();
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// },
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// () => {
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// if ((this._blackout_panel.style.display = "block"))
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// this._blackout_panel.style.display = "none";
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// if (this.isFully) {
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// if (!window.fully.getScreenOn()) window.fully.turnScreenOn();
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// window.fully.stopScreensaver();
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// }
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// this.screen_update();
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// },
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// timeout || 0
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// );
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// }
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// no_blackout() {
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// if (this.isFully) {
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// window.fully.turnScreenOn();
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// window.fully.stopScreensaver();
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// }
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// this.screensaver_stop();
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// }
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// screen_update() {
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// this.sendUpdate({
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// screen: {
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// blackout: this.isFully
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// ? this.fully_screensaver !== undefined
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// ? this.fully_screensaver
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// : !window.fully.getScreenOn()
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// : Boolean(this._blackout_panel.style.display === "block"),
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// brightness: this.isFully
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// ? window.fully.getScreenBrightness()
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// : undefined,
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// },
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// });
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// }
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// };
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