@taiga-ui/kit
Version:
Taiga UI Angular main components kit
96 lines • 12.4 kB
JavaScript
import { __decorate, __param } from "tslib";
import { AfterViewInit, ChangeDetectionStrategy, Component, ElementRef, HostBinding, HostListener, Inject, Input, Renderer2, ViewChild, } from '@angular/core';
import { isCurrentTarget, tuiDefaultProp, tuiPure, typedFromEvent } from '@taiga-ui/cdk';
import { PolymorpheusOutletComponent } from '@tinkoff/ng-polymorpheus';
import { BehaviorSubject, of } from 'rxjs';
import { filter, mapTo, pairwise, startWith, switchMap } from 'rxjs/operators';
let TuiLineClampComponent = class TuiLineClampComponent {
constructor(elementRef, renderer) {
this.elementRef = elementRef;
this.lineHeight = 24;
this.content = '';
this.linesLimit$ = new BehaviorSubject(1);
this.initialized = false;
// Skipping initial transition
setTimeout(() => {
renderer.addClass(this.elementRef.nativeElement, '_initialized');
});
}
set linesLimit(linesLimit) {
this.linesLimit$.next(linesLimit);
}
get lineClamp$() {
return this.linesLimit$.pipe(startWith(1), pairwise(), switchMap(([prev, next]) => next >= prev
? of(next)
: typedFromEvent(this.elementRef.nativeElement, 'transitionend').pipe(filter(isCurrentTarget), mapTo(next))));
}
get overflown() {
if (!this.outlet) {
return false;
}
const { scrollHeight, scrollWidth } = this.outlet.nativeElement;
const { clientHeight, clientWidth } = this.elementRef.nativeElement;
// 4px buffer for IE/Edge incorrectly rounding scrollHeight
return scrollHeight - clientHeight > 4 || scrollWidth - clientWidth > 0;
}
get computedContent() {
return this.overflown ? this.content : '';
}
get oneLine() {
return this.linesLimit$.value === 1;
}
get maxHeight() {
return this.initialized ? this.lineHeight * this.linesLimit$.value : null;
}
get height() {
return !this.outlet ? 0 : this.outlet.nativeElement.scrollHeight + 4 || null;
}
ngAfterViewInit() {
this.initialized = true;
}
// Change detection
markForCheck() { }
};
TuiLineClampComponent.ctorParameters = () => [
{ type: ElementRef, decorators: [{ type: Inject, args: [ElementRef,] }] },
{ type: Renderer2, decorators: [{ type: Inject, args: [Renderer2,] }] }
];
__decorate([
Input(),
tuiDefaultProp()
], TuiLineClampComponent.prototype, "linesLimit", null);
__decorate([
Input(),
tuiDefaultProp()
], TuiLineClampComponent.prototype, "lineHeight", void 0);
__decorate([
Input(),
tuiDefaultProp()
], TuiLineClampComponent.prototype, "content", void 0);
__decorate([
ViewChild(PolymorpheusOutletComponent, { read: ElementRef })
], TuiLineClampComponent.prototype, "outlet", void 0);
__decorate([
tuiPure
], TuiLineClampComponent.prototype, "lineClamp$", null);
__decorate([
HostBinding('style.maxHeight.px')
], TuiLineClampComponent.prototype, "maxHeight", null);
__decorate([
HostBinding('style.height.px')
], TuiLineClampComponent.prototype, "height", null);
__decorate([
HostListener('mouseenter')
], TuiLineClampComponent.prototype, "markForCheck", null);
TuiLineClampComponent = __decorate([
Component({
selector: 'tui-line-clamp',
template: "<div\n polymorpheus-outlet\n class=\"wrapper\"\n lineClamp\n tuiHintId=\"unnecessary\"\n tuiHintMode=\"overflow\"\n [tuiHint]=\"computedContent\"\n [class.wrapper_ellipsis]=\"oneLine\"\n [style.-webkit-line-clamp]=\"lineClamp$ | async\"\n [content]=\"content\"\n (tuiResize)=\"markForCheck()\"\n></div>\n",
changeDetection: ChangeDetectionStrategy.OnPush,
styles: [":host{position:relative;display:block;overflow:hidden}:host._initialized{transition-property:max-height;transition-duration:.3s;transition-timing-function:ease-in-out}.wrapper{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.wrapper_ellipsis{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}"]
}),
__param(0, Inject(ElementRef)),
__param(1, Inject(Renderer2))
], TuiLineClampComponent);
export { TuiLineClampComponent };
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of(next)\n                    : typedFromEvent(this.elementRef.nativeElement, 'transitionend').pipe(\n                          filter(isCurrentTarget),\n                          mapTo(next),\n                      ),\n            ),\n        );\n    }\n\n    get overflown(): boolean {\n        if (!this.outlet) {\n            return false;\n        }\n\n        const {scrollHeight, scrollWidth} = this.outlet.nativeElement;\n        const {clientHeight, clientWidth} = this.elementRef.nativeElement;\n\n        // 4px buffer for IE/Edge incorrectly rounding scrollHeight\n        return scrollHeight - clientHeight > 4 || scrollWidth - clientWidth > 0;\n    }\n\n    get computedContent(): PolymorpheusContent {\n        return this.overflown ? this.content : '';\n    }\n\n    get oneLine(): boolean {\n        return this.linesLimit$.value === 1;\n    }\n\n    @HostBinding('style.maxHeight.px')\n    get maxHeight(): number | null {\n        return this.initialized ? this.lineHeight * this.linesLimit$.value : null;\n    }\n\n    @HostBinding('style.height.px')\n    get height(): number | null {\n        return !this.outlet ? 0 : this.outlet.nativeElement.scrollHeight + 4 || null;\n    }\n\n    ngAfterViewInit() {\n        this.initialized = true;\n    }\n\n    // Change detection\n    @HostListener('mouseenter')\n    markForCheck() {}\n}\n"]}