Files
advanced-camera-card/src/components/image-player.ts
T

61 lines
1.8 KiB
TypeScript

import { CSSResultGroup, html, LitElement, TemplateResult, unsafeCSS } from 'lit';
import { customElement, property } from 'lit/decorators.js';
import { ifDefined } from 'lit/directives/if-defined.js';
import { createRef, ref, Ref } from 'lit/directives/ref.js';
import { ImageMediaPlayerController } from '../components-lib/media-player/image';
import imagePlayerStyle from '../scss/image-player.scss';
import {
MediaPlayer,
MediaPlayerController,
MediaPlayerElement,
MediaTechnology,
} from '../types';
import { dispatchMediaLoadedEvent } from '../utils/media-info';
/**
* A simple media player to wrap a single static image.
*/
@customElement('advanced-camera-card-image-player')
export class AdvancedCameraCardImagePlayer extends LitElement implements MediaPlayer {
@property()
public url?: string;
@property()
public technology?: MediaTechnology;
private _refImage: Ref<MediaPlayerElement<HTMLImageElement>> = createRef();
private _mediaPlayerController = new ImageMediaPlayerController(
this,
() => this._refImage.value ?? null,
);
public async getMediaPlayerController(): Promise<MediaPlayerController | null> {
return this._mediaPlayerController;
}
protected render(): TemplateResult | void {
return html`<img
${ref(this._refImage)}
src="${ifDefined(this.url)}"
@load=${(ev: Event) => {
dispatchMediaLoadedEvent(this, ev, {
...(this._mediaPlayerController && {
mediaPlayerController: this._mediaPlayerController,
}),
technology: [this.technology ?? ('jpg' as const)],
});
}}
/>`;
}
static get styles(): CSSResultGroup {
return unsafeCSS(imagePlayerStyle);
}
}
declare global {
interface HTMLElementTagNameMap {
'advanced-camera-card-image-player': AdvancedCameraCardImagePlayer;
}
}