gantt/src/popup.js
2024-04-22 20:17:41 +05:30

62 lines
1.7 KiB
JavaScript

export default class Popup {
constructor(parent, custom_html) {
this.parent = parent;
this.custom_html = custom_html;
this.make();
}
make() {
this.parent.innerHTML = `
<div class="title"></div>
<div class="subtitle"></div>
<div class="pointer"></div>
`;
this.hide();
this.title = this.parent.querySelector(".title");
this.subtitle = this.parent.querySelector(".subtitle");
this.pointer = this.parent.querySelector(".pointer");
}
show(options) {
if (!options.target_element) {
throw new Error("target_element is required to show popup");
}
const target_element = options.target_element;
if (this.custom_html) {
let html = this.custom_html(options.task);
html += '<div class="pointer"></div>';
this.parent.innerHTML = html;
this.pointer = this.parent.querySelector(".pointer");
} else {
// set data
this.title.innerHTML = options.title;
this.subtitle.innerHTML = options.subtitle;
}
// set position
let position_meta;
if (target_element instanceof HTMLElement) {
position_meta = target_element.getBoundingClientRect();
} else if (target_element instanceof SVGElement) {
position_meta = options.target_element.getBBox();
}
this.parent.style.left = options.x - this.parent.clientWidth / 2 + "px";
this.parent.style.top = position_meta.y + position_meta.height + 10 + "px";
this.pointer.style.left = this.parent.clientWidth / 2 + "px";
this.pointer.style.top = "-15px";
// show
this.parent.style.opacity = 1;
}
hide() {
this.parent.style.opacity = 0;
this.parent.style.left = 0;
}
}