This commit is contained in:
Schmelczer András 2019-12-23 16:59:13 +01:00
parent c2dbf995cc
commit dbb48fbde6
29 changed files with 146 additions and 94 deletions

View file

@ -1,51 +0,0 @@
import { createElement } from "../../framework/element-factory";
import { PageElement } from "../../framework/page-element";
import { generate } from "./image-viewer.html";
import { mixColorsToRGB } from "../../framework/helper";
export class PageImageViewer extends PageElement {
public constructor() {
super();
const root = createElement(generate());
(root.querySelector("#cancel") as HTMLElement).onclick = () =>
PageImageViewer.hide(root);
this.setElement(root);
}
public onAfterLoad(parent: HTMLElement) {
super.onAfterLoad(parent);
document.body.addEventListener("keydown", this.handleKeydown.bind(this));
const images = Array.prototype.slice.call(parent.querySelectorAll("img"));
images
.filter(
(img: HTMLImageElement) => img.parentElement !== this.getElement()
)
.forEach(
(img: HTMLImageElement) => (img.onclick = this.handleClick.bind(this))
);
}
private handleClick(event: Event) {
(this.getElement().querySelector(
"#photo"
) as HTMLImageElement).src = (event.target as HTMLImageElement).src;
PageImageViewer.show(this.getElement());
}
private handleKeydown(event: KeyboardEvent) {
if (event.key === "Escape") {
PageImageViewer.hide(this.getElement());
}
}
private static show(e: HTMLElement) {
e.style.display = "flex";
}
private static hide(e: HTMLElement) {
e.style.display = "none";
}
}