141 lines
3.9 KiB
TypeScript
141 lines
3.9 KiB
TypeScript
import {
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Component,
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EventEmitter,
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HostBinding,
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Inject,
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Input,
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Output,
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} from '@angular/core';
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import { CommonModule, DOCUMENT } from '@angular/common';
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import { FontAwesomeModule } from '@fortawesome/angular-fontawesome';
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import { faRectangleXmark } from '@fortawesome/free-regular-svg-icons';
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import { WindowConfig } from './window-config';
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export enum Resize {
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Top = 't',
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Right = 'r',
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Bottom = 'b',
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Left = 'l',
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}
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@Component({
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selector: 'fbi-window',
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standalone: true,
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imports: [CommonModule, FontAwesomeModule],
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templateUrl: './window.component.html',
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styleUrls: ['./window.component.scss'],
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})
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export class WindowComponent {
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@HostBinding('style.height.px') height: number = 200;
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@HostBinding('style.width.px') width: number = 400;
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@HostBinding('style.left.px') x: number = 200;
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@HostBinding('style.top.px') y: number = 200;
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@HostBinding('style.visibility') visibility: string = 'hidden';
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private _display: boolean = false;
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private get visible() {
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return this._display;
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}
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private set visible(value: boolean) {
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this._display = value;
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this.visibility = value ? 'visible' : 'hidden';
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}
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@Input() config!: WindowConfig;
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@Output() closing = new EventEmitter<void>();
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dragging: boolean = false;
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resizing: boolean = false;
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faRectangleXmark = faRectangleXmark;
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Resize = Resize;
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constructor(@Inject(DOCUMENT) private _document: Document) {
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this.visible = true;
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}
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toggle = (display?: boolean) => (this.visible = display ?? !this.visible);
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hide = () => this.toggle(false);
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show = () => this.toggle(true);
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startDrag(event: MouseEvent): void {
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event.preventDefault();
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const { innerHeight, innerWidth } = window;
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const { clientX, clientY } = event;
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const x = this.x;
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const y = this.y;
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const h = this.height;
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const w = this.width;
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const doc = this._document;
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this.dragging = true;
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const dragging = (e: MouseEvent) => {
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this.x = Math.min(Math.max(x + e.clientX - clientX, 0), innerWidth - w);
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this.y = Math.min(Math.max(y + e.clientY - clientY, 0), innerHeight - h);
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};
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const dragEnd = (e: MouseEvent) => {
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this.dragging = false;
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doc.removeEventListener('mousemove', dragging);
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doc.removeEventListener('mouseup', dragEnd);
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};
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doc.addEventListener('mousemove', dragging);
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doc.addEventListener('mouseup', dragEnd);
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}
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startResize(event: MouseEvent, anchor: Resize): void {
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event.preventDefault();
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const { innerHeight, innerWidth } = window;
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const { clientX, clientY } = event;
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const x = this.x;
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const y = this.y;
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const h = this.height;
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const w = this.width;
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const doc = this._document;
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const minH = 32;
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const minW = 100;
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this.resizing = true;
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const resizing = (e: MouseEvent) => {
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const dx = e.clientX - clientX;
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const dy = e.clientY - clientY;
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switch (anchor) {
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case Resize.Top:
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this.y = Math.min(Math.max(y + dy, 0), y + h - minH);
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if (this.y > 0)
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this.height = Math.min(
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Math.max(h - dy, minH),
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innerHeight - this.y
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);
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break;
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case Resize.Bottom:
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this.height = Math.min(Math.max(h + dy, minH), innerHeight - this.y);
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break;
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case Resize.Left:
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this.x = Math.min(Math.max(x + dx, 0), x + w - minW);
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if (this.x > 0)
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this.width = Math.min(Math.max(w - dx, minW), innerWidth - this.x);
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break;
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case Resize.Right:
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this.width = Math.min(Math.max(w + dx, minW), innerWidth - this.x);
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break;
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}
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};
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const resizeEnd = (e: MouseEvent) => {
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this.resizing = false;
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doc.removeEventListener('mousemove', resizing);
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doc.removeEventListener('mouseup', resizeEnd);
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};
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doc.addEventListener('mousemove', resizing);
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doc.addEventListener('mouseup', resizeEnd);
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}
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onClose(event: MouseEvent): void {
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event.preventDefault();
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this.hide();
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this.closing.emit();
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}
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}
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