mapcomplete/UI/CenterMessageBox.ts

62 lines
1.8 KiB
TypeScript

import {UIElement} from "./UIElement";
import Translations from "./i18n/Translations";
import State from "../State";
export default class CenterMessageBox extends UIElement {
constructor() {
super(State.state.centerMessage);
this.ListenTo(State.state.locationControl);
this.ListenTo(State.state.layerUpdater.retries);
this.ListenTo(State.state.layerUpdater.runningQuery);
this.ListenTo(State.state.layerUpdater.sufficientlyZoomed);
}
private static prep(): { innerHtml: string, done: boolean } {
if (State.state.centerMessage.data != "") {
return {innerHtml: State.state.centerMessage.data, done: false};
}
const lu = State.state.layerUpdater;
if (lu.retries.data > 0) {
return {
innerHtml: Translations.t.centerMessage.retrying.Subs({count: "" + lu.retries.data}).Render(),
done: false
};
}
if (lu.runningQuery.data) {
return {innerHtml: Translations.t.centerMessage.loadingData.Render(), done: false};
}
if (!lu.sufficientlyZoomed.data) {
return {innerHtml: Translations.t.centerMessage.zoomIn.Render(), done: false};
} else {
return {innerHtml: Translations.t.centerMessage.ready.Render(), done: true};
}
}
InnerRender(): string {
return CenterMessageBox.prep().innerHtml;
}
InnerUpdate(htmlElement: HTMLElement) {
const pstyle = htmlElement.parentElement.style;
if (State.state.centerMessage.data != "") {
pstyle.opacity = "1";
pstyle.pointerEvents = "all";
return;
}
pstyle.pointerEvents = "none";
if (CenterMessageBox.prep().done) {
pstyle.opacity = "0";
} else {
pstyle.opacity = "0.5";
}
}
}