65 lines
1.9 KiB
TypeScript
65 lines
1.9 KiB
TypeScript
import {UIElement} from "./UIElement";
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import {UIEventSource} from "./UIEventSource";
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import {OsmConnection} from "../Logic/Osm/OsmConnection";
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import Translations from "./i18n/Translations";
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import {State} from "../State";
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export class CenterMessageBox extends UIElement {
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private readonly _queryRunning: UIEventSource<boolean>;
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private startZoom: number;
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constructor(
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startZoom: number,
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queryRunning: UIEventSource<boolean>
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) {
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super(State.state.centerMessage);
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this.startZoom = startZoom;
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this.ListenTo(State.state.locationControl);
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this.ListenTo(queryRunning);
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this._queryRunning = queryRunning;
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}
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private prep(): { innerHtml: string, done: boolean } {
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if (State.state.centerMessage.data != "") {
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return {innerHtml: State.state.centerMessage.data, done: false};
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}
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if (this._queryRunning.data) {
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return {innerHtml: Translations.t.centerMessage.loadingData.Render(), done: false};
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} else if (State.state.locationControl.data.zoom < this.startZoom) {
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return {innerHtml: Translations.t.centerMessage.zoomIn.Render(), done: false};
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} else {
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return {innerHtml: Translations.t.centerMessage.ready.Render(), done: true};
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}
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}
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InnerRender(): string {
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return this.prep().innerHtml;
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}
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InnerUpdate(htmlElement: HTMLElement) {
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const pstyle = htmlElement.parentElement.style;
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if (State.state.centerMessage.data != "") {
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pstyle.opacity = "1";
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pstyle.pointerEvents = "all";
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State.state.osmConnection.registerActivateOsmAUthenticationClass();
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return;
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}
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pstyle.pointerEvents = "none";
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if (this.prep().done) {
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pstyle.opacity = "0";
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} else {
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pstyle.opacity = "0.5";
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}
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}
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}
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