@taiga-ui/kit/fesm2022/taiga-ui-kit-components-preview.mjs

Taiga UI Angular main components kit

import * as i0 from '@angular/core';
import { Directive, ChangeDetectionStrategy, ViewEncapsulation, Component, Injectable, inject, input, model, computed, output, ChangeDetectorRef } from '@angular/core';
import { tuiButtonOptionsProvider, TuiButton } from '@taiga-ui/core/components/button';
import { TUI_VERSION, TUI_FALSE_HANDLER } from '@taiga-ui/cdk/constants';
import * as i1 from '@taiga-ui/cdk/directives/animated';
import { TuiAnimated } from '@taiga-ui/cdk/directives/animated';
import { injectContext, PolymorpheusOutlet } from '@taiga-ui/polymorpheus';
import * as i1$1 from '@taiga-ui/cdk/portals';
import { tuiAsPortal, TuiPortalDirective } from '@taiga-ui/cdk/portals';
import { TuiModalService } from '@taiga-ui/core/portals/modal';
import { tuiClamp, tuiRound } from '@taiga-ui/cdk/utils/math';
import { TUI_PAGINATION_TEXTS, TUI_PREVIEW_ZOOM_TEXTS, TUI_PREVIEW_TEXTS } from '@taiga-ui/kit/tokens';
import { tuiCreateOptions } from '@taiga-ui/cdk/utils/di';
import { PercentPipe, AsyncPipe } from '@angular/common';
import { WaMutationObserver } from '@ng-web-apis/mutation-observer';
import { WaResizeObserver } from '@ng-web-apis/resize-observer';
import { TuiPan } from '@taiga-ui/cdk/directives/pan';
import { TuiZoom } from '@taiga-ui/cdk/directives/zoom';
import { tuiDragAndDropFrom, tuiTypedFromEvent } from '@taiga-ui/cdk/observables';
import { tuiInjectElement } from '@taiga-ui/cdk/utils/dom';
import { tuiPx } from '@taiga-ui/cdk/utils/miscellaneous';
import * as i2 from '@taiga-ui/core/portals/hint';
import { TuiHint } from '@taiga-ui/core/portals/hint';
import { skip, switchMap, merge, of, timer, map, startWith, BehaviorSubject, combineLatest } from 'rxjs';
import { toSignal, toObservable } from '@angular/core/rxjs-interop';
import * as i1$2 from '@angular/forms';
import { FormsModule } from '@angular/forms';
import * as i3 from '@taiga-ui/core/components/slider';
import { TuiSlider } from '@taiga-ui/core/components/slider';

class TuiPreviewAction {
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewAction, deps: [], target: i0.ɵɵFactoryTarget.Directive }); }
    static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.21", type: TuiPreviewAction, isStandalone: true, selector: "[tuiPreviewAction]", host: { properties: { "style.border-radius.rem": "100" } }, providers: [tuiButtonOptionsProvider({ appearance: 'preview-action', size: 's' })], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewAction, decorators: [{
            type: Directive,
            args: [{
                    selector: '[tuiPreviewAction]',
                    providers: [tuiButtonOptionsProvider({ appearance: 'preview-action', size: 's' })],
                    host: { '[style.border-radius.rem]': '100' },
                }]
        }] });

class TuiPreviewDialog {
    constructor() {
        this.context = injectContext();
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialog, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.21", type: TuiPreviewDialog, isStandalone: true, selector: "tui-preview-dialog", host: { attributes: { "data-tui-version": "5.7.0" }, listeners: { "document:keydown.esc.prevent": "context.$implicit.complete()" } }, hostDirectives: [{ directive: i1.TuiAnimated }], ngImport: i0, template: `
        <ng-container *polymorpheusOutlet="context.content as text; context: context">
            {{ text }}
        </ng-container>
    `, isInline: true, styles: ["tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]){inline-size:100%;block-size:100%;overflow:hidden}tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]).tui-enter,tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]).tui-leave{animation-name:tuiFade,tuiSlide}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]){background:#686868f5;color:#fff}@media(hover:hover)and (pointer:fine){[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]):is(a,button,select,textarea,input,label,.tui-interactive):not(:disabled):hover:not([data-state]){background:#9f9f9fdb}}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"])[data-state=hover]{background:#9f9f9fdb}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]):is(a,button,select,textarea,input,label,.tui-interactive):not(:disabled):active:not([data-state]){background:#9f9f9fbf}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"])[data-state=active]{background:#9f9f9fbf}\n"], dependencies: [{ kind: "directive", type: PolymorpheusOutlet, selector: "[polymorpheusOutlet]", inputs: ["polymorpheusOutlet", "polymorpheusOutletContext"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialog, decorators: [{
            type: Component,
            args: [{ selector: 'tui-preview-dialog', imports: [PolymorpheusOutlet], template: `
        <ng-container *polymorpheusOutlet="context.content as text; context: context">
            {{ text }}
        </ng-container>
    `, encapsulation: ViewEncapsulation.None, changeDetection: ChangeDetectionStrategy.OnPush, hostDirectives: [TuiAnimated], host: {
                        'data-tui-version': TUI_VERSION,
                        '(document:keydown.esc.prevent)': 'context.$implicit.complete()',
                    }, styles: ["tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]){inline-size:100%;block-size:100%;overflow:hidden}tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]).tui-enter,tui-preview-dialog:where(*[data-tui-version=\"5.7.0\"]).tui-leave{animation-name:tuiFade,tuiSlide}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]){background:#686868f5;color:#fff}@media(hover:hover)and (pointer:fine){[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]):is(a,button,select,textarea,input,label,.tui-interactive):not(:disabled):hover:not([data-state]){background:#9f9f9fdb}}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"])[data-state=hover]{background:#9f9f9fdb}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"]):is(a,button,select,textarea,input,label,.tui-interactive):not(:disabled):active:not([data-state]){background:#9f9f9fbf}[tuiAppearance][data-appearance=preview-action]:where(*[data-tui-version=\"5.7.0\"])[data-state=active]{background:#9f9f9fbf}\n"] }]
        }] });

class TuiPreviewDialogService extends TuiModalService {
    constructor() {
        super(...arguments);
        this.options = {};
        this.content = TuiPreviewDialog;
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialogService, deps: null, target: i0.ɵɵFactoryTarget.Injectable }); }
    static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialogService, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialogService, decorators: [{
            type: Injectable,
            args: [{ providedIn: 'root' }]
        }] });

class TuiPreviewDialogDirective {
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialogDirective, deps: [], target: i0.ɵɵFactoryTarget.Directive }); }
    static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.21", type: TuiPreviewDialogDirective, isStandalone: true, selector: "ng-template[tuiPreviewDialog]", providers: [tuiAsPortal(TuiPreviewDialogService)], hostDirectives: [{ directive: i1$1.TuiPortalDirective, inputs: ["open", "tuiPreviewDialog"], outputs: ["openChange", "tuiPreviewDialogChange"] }], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewDialogDirective, decorators: [{
            type: Directive,
            args: [{
                    selector: 'ng-template[tuiPreviewDialog]',
                    providers: [tuiAsPortal(TuiPreviewDialogService)],
                    hostDirectives: [
                        {
                            directive: TuiPortalDirective,
                            inputs: ['open: tuiPreviewDialog'],
                            outputs: ['openChange: tuiPreviewDialogChange'],
                        },
                    ],
                }]
        }] });

const TUI_PREVIEW_ICONS_DEFAULT = {
    rotate: '@tui.rotate-ccw-square',
    prev: '@tui.arrow-left',
    next: '@tui.arrow-right',
    zoomIn: '@tui.plus',
    zoomOut: '@tui.minus',
    zoomReset: '@tui.minimize',
};
const [TUI_PREVIEW_ICONS, tuiPreviewIconsProvider] = tuiCreateOptions(TUI_PREVIEW_ICONS_DEFAULT);

class TuiPreviewPagination {
    constructor() {
        this.icons = inject(TUI_PREVIEW_ICONS);
        this.texts = inject(TUI_PAGINATION_TEXTS);
        this.length = input(1);
        this.index = model(0);
    }
    onArrowClick(step) {
        this.index.set(tuiClamp(this.index() + step, 0, this.length() - 1));
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewPagination, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "17.1.0", version: "19.2.21", type: TuiPreviewPagination, isStandalone: true, selector: "tui-preview-pagination", inputs: { length: { classPropertyName: "length", publicName: "length", isSignal: true, isRequired: false, transformFunction: null }, index: { classPropertyName: "index", publicName: "index", isSignal: true, isRequired: false, transformFunction: null } }, outputs: { index: "indexChange" }, host: { listeners: { "document:keydown.arrowLeft.prevent": "onArrowClick(-1)", "document:keydown.arrowRight.prevent": "onArrowClick(1)" } }, ngImport: i0, template: "<button\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-arrow t-arrow_left\"\n    [disabled]=\"!index()\"\n    [iconStart]=\"icons.prev\"\n    (click)=\"onArrowClick(-1)\"\n>\n    {{ texts()[0] }}\n</button>\n{{ index() + 1 }}/{{ length() }}\n<button\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-arrow t-arrow_right\"\n    [disabled]=\"index() === length() - 1\"\n    [iconStart]=\"icons.next\"\n    (click)=\"onArrowClick(1)\"\n>\n    {{ texts()[1] }}\n</button>\n", styles: [":host{border-radius:1rem;background:#686868f5;color:#fff;display:flex;font:var(--tui-typography-body-s);justify-content:space-between;align-items:center;inline-size:6.25rem}.t-arrow{transform:scaleX(var(--tui-inline))}.t-arrow_left{border-top-right-radius:0;border-bottom-right-radius:0}.t-arrow_right{border-top-left-radius:0;border-bottom-left-radius:0}\n"], dependencies: [{ kind: "directive", type: TuiButton, selector: "a[tuiButton],button[tuiButton],a[tuiIconButton],button[tuiIconButton]", inputs: ["size"] }, { kind: "directive", type: TuiPreviewAction, selector: "[tuiPreviewAction]" }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewPagination, decorators: [{
            type: Component,
            args: [{ selector: 'tui-preview-pagination', imports: [TuiButton, TuiPreviewAction], changeDetection: ChangeDetectionStrategy.OnPush, host: {
                        '(document:keydown.arrowLeft.prevent)': 'onArrowClick(-1)',
                        '(document:keydown.arrowRight.prevent)': 'onArrowClick(1)',
                    }, template: "<button\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-arrow t-arrow_left\"\n    [disabled]=\"!index()\"\n    [iconStart]=\"icons.prev\"\n    (click)=\"onArrowClick(-1)\"\n>\n    {{ texts()[0] }}\n</button>\n{{ index() + 1 }}/{{ length() }}\n<button\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-arrow t-arrow_right\"\n    [disabled]=\"index() === length() - 1\"\n    [iconStart]=\"icons.next\"\n    (click)=\"onArrowClick(1)\"\n>\n    {{ texts()[1] }}\n</button>\n", styles: [":host{border-radius:1rem;background:#686868f5;color:#fff;display:flex;font:var(--tui-typography-body-s);justify-content:space-between;align-items:center;inline-size:6.25rem}.t-arrow{transform:scaleX(var(--tui-inline))}.t-arrow_left{border-top-right-radius:0;border-bottom-right-radius:0}.t-arrow_right{border-top-left-radius:0;border-bottom-left-radius:0}\n"] }]
        }] });

class TuiPreviewZoom {
    constructor() {
        this.icons = inject(TUI_PREVIEW_ICONS);
        this.texts = inject(TUI_PREVIEW_ZOOM_TEXTS);
        this.sliderLabel = computed(() => `${this.texts().zoomOut} / ${this.texts().zoomIn}`);
        this.min = input(0.5);
        this.max = input(2);
        this.value = model(1);
        this.reset = output();
        this.hint = toSignal(toObservable(this.value).pipe(skip(1), switchMap(() => merge(of(true), timer(1000).pipe(map(TUI_FALSE_HANDLER)))), startWith(false)), { requireSync: true });
    }
    clamp(value) {
        this.value.set(tuiClamp(value, this.min(), this.max()));
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewZoom, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "17.1.0", version: "19.2.21", type: TuiPreviewZoom, isStandalone: true, selector: "tui-preview-zoom", inputs: { min: { classPropertyName: "min", publicName: "min", isSignal: true, isRequired: false, transformFunction: null }, max: { classPropertyName: "max", publicName: "max", isSignal: true, isRequired: false, transformFunction: null }, value: { classPropertyName: "value", publicName: "value", isSignal: true, isRequired: false, transformFunction: null } }, outputs: { value: "valueChange", reset: "reset" }, ngImport: i0, template: "<section class=\"t-zoom\">\n    <button\n        tuiIconButton\n        tuiPreviewAction\n        type=\"button\"\n        class=\"t-sign_minus\"\n        [disabled]=\"value() === min()\"\n        [iconStart]=\"icons.zoomOut\"\n        (click)=\"clamp(value() - 0.5)\"\n    >\n        {{ texts().zoomOut }}\n    </button>\n    <label tuiSliderThumbLabel>\n        <div\n            [tuiHint]=\"value() | percent\"\n            [tuiHintManual]=\"hint()\"\n        ></div>\n        <input\n            step=\"any\"\n            tuiSlider\n            tuiTheme=\"dark\"\n            type=\"range\"\n            class=\"t-slider\"\n            [attr.aria-label]=\"sliderLabel()\"\n            [attr.aria-valuetext]=\"value() | percent\"\n            [max]=\"max()\"\n            [min]=\"min()\"\n            [ngModel]=\"value()\"\n            [ngModelOptions]=\"{standalone: true}\"\n            (ngModelChange)=\"clamp($event)\"\n        />\n    </label>\n    <button\n        tuiIconButton\n        tuiPreviewAction\n        type=\"button\"\n        class=\"t-sign_plus\"\n        [disabled]=\"value() === max()\"\n        [iconStart]=\"icons.zoomIn\"\n        (click)=\"clamp(value() + 0.5)\"\n    >\n        {{ texts().zoomIn }}\n    </button>\n</section>\n<button\n    tuiHintAppearance=\"floating\"\n    tuiHintDescribe\n    tuiHintDirection=\"top-end\"\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-reset-button\"\n    [class.t-invisible]=\"value() === this.min()\"\n    [iconStart]=\"icons.zoomReset\"\n    [tuiHint]=\"texts().reset\"\n    (click)=\"reset.emit()\"\n>\n    {{ texts().reset }}\n</button>\n", styles: [":host{position:relative;display:flex}.t-zoom{border-radius:1rem;background:#686868f5;color:#fff;display:flex;font:var(--tui-typography-body-s);justify-content:space-between;align-items:center;inline-size:12rem}.t-slider{inline-size:7.5rem}.t-sign_minus{border-top-right-radius:0;border-bottom-right-radius:0}.t-sign_plus{border-top-left-radius:0;border-bottom-left-radius:0}.t-invisible{visibility:hidden}.t-reset-button{margin-inline-start:.3125rem}\n"], dependencies: [{ kind: "ngmodule", type: FormsModule }, { kind: "directive", type: i1$2.DefaultValueAccessor, selector: "input:not([type=checkbox])[formControlName],textarea[formControlName],input:not([type=checkbox])[formControl],textarea[formControl],input:not([type=checkbox])[ngModel],textarea[ngModel],[ngDefaultControl]" }, { kind: "directive", type: i1$2.RangeValueAccessor, selector: "input[type=range][formControlName],input[type=range][formControl],input[type=range][ngModel]" }, { kind: "directive", type: i1$2.NgControlStatus, selector: "[formControlName],[ngModel],[formControl]" }, { kind: "directive", type: i1$2.NgModel, selector: "[ngModel]:not([formControlName]):not([formControl])", inputs: ["name", "disabled", "ngModel", "ngModelOptions"], outputs: ["ngModelChange"], exportAs: ["ngModel"] }, { kind: "pipe", type: PercentPipe, name: "percent" }, { kind: "directive", type: TuiButton, selector: "a[tuiButton],button[tuiButton],a[tuiIconButton],button[tuiIconButton]", inputs: ["size"] }, { kind: "directive", type: i2.TuiHintDirective, selector: "[tuiHint]:not(ng-container):not(ng-template)", inputs: ["tuiHint", "tuiHintContext", "tuiHintAppearance"], outputs: ["tuiHintVisible"] }, { kind: "directive", type: i2.TuiHintDescribe, selector: "[tuiHintDescribe]", inputs: ["tuiHintDescribe"] }, { kind: "directive", type: i2.TuiHintManual, selector: "[tuiHint][tuiHintManual]", inputs: ["tuiHintManual"] }, { kind: "directive", type: TuiPreviewAction, selector: "[tuiPreviewAction]" }, { kind: "component", type: i3.TuiSliderComponent, selector: "input[type=range][tuiSlider]", inputs: ["segments"] }, { kind: "component", type: i3.TuiSliderThumbLabel, selector: "[tuiSliderThumbLabel]" }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewZoom, decorators: [{
            type: Component,
            args: [{ selector: 'tui-preview-zoom', imports: [FormsModule, PercentPipe, TuiButton, TuiHint, TuiPreviewAction, TuiSlider], changeDetection: ChangeDetectionStrategy.OnPush, template: "<section class=\"t-zoom\">\n    <button\n        tuiIconButton\n        tuiPreviewAction\n        type=\"button\"\n        class=\"t-sign_minus\"\n        [disabled]=\"value() === min()\"\n        [iconStart]=\"icons.zoomOut\"\n        (click)=\"clamp(value() - 0.5)\"\n    >\n        {{ texts().zoomOut }}\n    </button>\n    <label tuiSliderThumbLabel>\n        <div\n            [tuiHint]=\"value() | percent\"\n            [tuiHintManual]=\"hint()\"\n        ></div>\n        <input\n            step=\"any\"\n            tuiSlider\n            tuiTheme=\"dark\"\n            type=\"range\"\n            class=\"t-slider\"\n            [attr.aria-label]=\"sliderLabel()\"\n            [attr.aria-valuetext]=\"value() | percent\"\n            [max]=\"max()\"\n            [min]=\"min()\"\n            [ngModel]=\"value()\"\n            [ngModelOptions]=\"{standalone: true}\"\n            (ngModelChange)=\"clamp($event)\"\n        />\n    </label>\n    <button\n        tuiIconButton\n        tuiPreviewAction\n        type=\"button\"\n        class=\"t-sign_plus\"\n        [disabled]=\"value() === max()\"\n        [iconStart]=\"icons.zoomIn\"\n        (click)=\"clamp(value() + 0.5)\"\n    >\n        {{ texts().zoomIn }}\n    </button>\n</section>\n<button\n    tuiHintAppearance=\"floating\"\n    tuiHintDescribe\n    tuiHintDirection=\"top-end\"\n    tuiIconButton\n    tuiPreviewAction\n    type=\"button\"\n    class=\"t-reset-button\"\n    [class.t-invisible]=\"value() === this.min()\"\n    [iconStart]=\"icons.zoomReset\"\n    [tuiHint]=\"texts().reset\"\n    (click)=\"reset.emit()\"\n>\n    {{ texts().reset }}\n</button>\n", styles: [":host{position:relative;display:flex}.t-zoom{border-radius:1rem;background:#686868f5;color:#fff;display:flex;font:var(--tui-typography-body-s);justify-content:space-between;align-items:center;inline-size:12rem}.t-slider{inline-size:7.5rem}.t-sign_minus{border-top-right-radius:0;border-bottom-right-radius:0}.t-sign_plus{border-top-left-radius:0;border-bottom-left-radius:0}.t-invisible{visibility:hidden}.t-reset-button{margin-inline-start:.3125rem}\n"] }]
        }] });

const EMPTY_COORDINATES = [0, 0];
const ROTATION_ANGLE = 90;
class TuiPreviewComponent {
    constructor() {
        this.el = tuiInjectElement();
        this.minZoom = 1;
        this.width = 0;
        this.height = 0;
        this.texts = inject(TUI_PREVIEW_TEXTS);
        this.icons = inject(TUI_PREVIEW_ICONS);
        this.cdr = inject(ChangeDetectorRef);
        this.zoom$ = new BehaviorSubject(this.minZoom);
        this.rotation$ = new BehaviorSubject(0);
        this.coordinates$ = new BehaviorSubject(EMPTY_COORDINATES);
        this.transitioned$ = merge(tuiDragAndDropFrom(this.el).pipe(map(({ stage }) => stage !== 'continues')), tuiTypedFromEvent(this.el, 'touchmove', {
            passive: true,
        }).pipe(map(TUI_FALSE_HANDLER)), tuiTypedFromEvent(this.el, 'wheel', { passive: true }).pipe(map(TUI_FALSE_HANDLER)));
        this.cursor$ = tuiDragAndDropFrom(this.el).pipe(map(({ stage }) => (stage === 'continues' ? 'grabbing' : 'initial')), startWith('initial'));
        this.wrapperTransform$ = combineLatest([
            this.coordinates$.pipe(map(([x, y]) => `${tuiPx(x)}, ${tuiPx(y)}`)),
            this.zoom$,
            this.rotation$,
        ]).pipe(map(([translate, zoom, rotation]) => `translate(${translate}) scale(${zoom}) rotate(${rotation}deg)`));
        this.zoomable = input(true);
        this.rotatable = input(false);
        this.initialScale = input(0.8);
    }
    rotate() {
        this.rotation$.next(this.rotation$.value - ROTATION_ANGLE);
    }
    onPan(delta) {
        this.coordinates$.next(this.getGuardedCoordinates(this.coordinates$.value[0] + delta[0], this.coordinates$.value[1] + delta[1]));
    }
    onMutation(contentWrapper) {
        const { clientWidth, clientHeight } = contentWrapper;
        this.refresh(clientWidth, clientHeight);
    }
    onZoom({ clientX, clientY, delta }) {
        if (this.zoomable()) {
            this.processZoom(clientX, clientY, delta);
        }
    }
    onResize([entry]) {
        if (entry?.contentRect) {
            this.refresh(entry.contentRect.width, entry.contentRect.height);
            this.cdr.detectChanges();
        }
    }
    reset() {
        this.zoom$.next(this.minZoom);
        this.coordinates$.next(EMPTY_COORDINATES);
    }
    setZoom(zoom) {
        this.zoom$.next(zoom);
        const [x, y] = this.coordinates$.value;
        this.coordinates$.next(this.getGuardedCoordinates(x, y));
    }
    get offsets() {
        const offsetX = ((this.zoom$.value - this.minZoom) * this.width) / 2;
        const offsetY = ((this.zoom$.value - this.minZoom) * this.height) / 2;
        return { offsetX, offsetY };
    }
    calculateMinZoom(contentHeight, contentWidth, boxHeight, boxWidth) {
        const bigSize = contentHeight > boxHeight * this.initialScale() ||
            contentWidth > boxWidth * this.initialScale();
        const { clientHeight, clientWidth } = this.el;
        return bigSize
            ? tuiRound(Math.min((clientHeight * this.initialScale()) / contentHeight, (clientWidth * this.initialScale()) / contentWidth), 2)
            : 1;
    }
    refresh(width, height) {
        this.width = width;
        this.height = height;
        this.minZoom = this.calculateMinZoom(height, width, this.el.clientHeight, this.el.clientWidth);
        this.zoom$.next(this.minZoom);
        this.coordinates$.next(EMPTY_COORDINATES);
        this.rotation$.next(0);
    }
    processZoom(clientX, clientY, delta) {
        const oldScale = this.zoom$.value;
        const newScale = tuiClamp(oldScale + delta, this.minZoom, 2);
        const center = this.getScaleCenter({ clientX, clientY }, this.coordinates$.value, this.zoom$.value);
        const moveX = center[0] * oldScale - center[0] * newScale;
        const moveY = center[1] * oldScale - center[1] * newScale;
        this.zoom$.next(newScale);
        this.coordinates$.next(this.getGuardedCoordinates(this.coordinates$.value[0] + moveX, this.coordinates$.value[1] + moveY));
    }
    getGuardedCoordinates(x, y) {
        const { offsetX, offsetY } = this.offsets;
        return [tuiClamp(x, -offsetX, offsetX), tuiClamp(y, -offsetY, offsetY)];
    }
    getScaleCenter({ clientX, clientY }, [x, y], scale) {
        return [
            (clientX - x - this.el.offsetWidth / 2) / scale,
            (clientY - y - this.el.offsetHeight / 2) / scale,
        ];
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewComponent, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "17.0.0", version: "19.2.21", type: TuiPreviewComponent, isStandalone: true, selector: "tui-preview", inputs: { zoomable: { classPropertyName: "zoomable", publicName: "zoomable", isSignal: true, isRequired: false, transformFunction: null }, rotatable: { classPropertyName: "rotatable", publicName: "rotatable", isSignal: true, isRequired: false, transformFunction: null }, initialScale: { classPropertyName: "initialScale", publicName: "initialScale", isSignal: true, isRequired: false, transformFunction: null } }, ngImport: i0, template: "<section\n    #contentWrapper\n    attributeFilter=\"src\"\n    characterData\n    childList\n    subtree\n    class=\"t-wrapper\"\n    [class.t-not-interactive-content]=\"zoomable()\"\n    [class.t-transitive]=\"transitioned$ | async\"\n    [style.cursor]=\"cursor$ | async\"\n    [style.transform]=\"wrapperTransform$ | async\"\n    (tuiPan)=\"onPan($event)\"\n    (tuiZoom)=\"onZoom($event)\"\n    (waMutationObserver)=\"onMutation(contentWrapper)\"\n    (waResizeObserver)=\"onResize($event)\"\n>\n    <ng-content />\n</section>\n<header class=\"t-header\">\n    <div class=\"t-title\">\n        <ng-content select=\"tui-preview-title\" />\n    </div>\n    <ng-content select=\"tui-preview-pagination\" />\n    <div class=\"t-actions\">\n        <ng-content select=\"[tuiPreviewAction]\" />\n    </div>\n</header>\n<footer class=\"t-footer\">\n    @if (rotatable()) {\n        <button\n            tuiHintAppearance=\"floating\"\n            tuiHintDescribe\n            tuiHintDirection=\"top-end\"\n            tuiIconButton\n            tuiPreviewAction\n            type=\"button\"\n            class=\"t-rotate-button\"\n            [iconStart]=\"icons.rotate\"\n            [tuiHint]=\"texts().rotate\"\n            (click)=\"rotate()\"\n        ></button>\n    }\n    @if (zoomable()) {\n        <tui-preview-zoom\n            [min]=\"minZoom\"\n            [value]=\"(zoom$ | async) || 1\"\n            (reset)=\"reset()\"\n            (valueChange)=\"setZoom($event)\"\n        />\n    }\n</footer>\n", styles: [":host{position:relative;display:flex;justify-content:center;align-items:center;inline-size:100%;block-size:100%;-webkit-user-select:none;user-select:none}.t-header{position:fixed;display:flex;inset-block-start:max(1rem,env(safe-area-inset-top));inline-size:100%;padding:0 1rem;box-sizing:border-box}.t-footer{position:absolute;display:flex;inset-block-end:max(1rem,env(safe-area-inset-bottom));inline-size:100%;padding:0 1rem;box-sizing:border-box;justify-content:center}.t-actions{display:flex;flex:1;justify-content:flex-end}.t-actions ::ng-deep>*{margin-inline-start:.625rem}.t-rotate-button{margin-inline-end:.3125rem}.t-title{flex:1}:host-context(tui-root._mobile) .t-title{display:none}.t-not-interactive-content ::ng-deep>*{pointer-events:none}.t-wrapper{will-change:transform}.t-transitive{transition-duration:.3s}\n"], dependencies: [{ kind: "pipe", type: AsyncPipe, name: "async" }, { kind: "directive", type: TuiButton, selector: "a[tuiButton],button[tuiButton],a[tuiIconButton],button[tuiIconButton]", inputs: ["size"] }, { kind: "directive", type: i2.TuiHintDirective, selector: "[tuiHint]:not(ng-container):not(ng-template)", inputs: ["tuiHint", "tuiHintContext", "tuiHintAppearance"], outputs: ["tuiHintVisible"] }, { kind: "directive", type: i2.TuiHintDescribe, selector: "[tuiHintDescribe]", inputs: ["tuiHintDescribe"] }, { kind: "directive", type: TuiPan, selector: "[tuiPan]", outputs: ["tuiPan"] }, { kind: "directive", type: TuiPreviewAction, selector: "[tuiPreviewAction]" }, { kind: "component", type: TuiPreviewZoom, selector: "tui-preview-zoom", inputs: ["min", "max", "value"], outputs: ["valueChange", "reset"] }, { kind: "directive", type: TuiZoom, selector: "[tuiZoom]", outputs: ["tuiZoom"] }, { kind: "directive", type: WaMutationObserver, selector: "[waMutationObserver]", inputs: ["attributeFilter", "attributeOldValue", "attributes", "characterData", "characterDataOldValue", "childList", "subtree"], outputs: ["waMutationObserver"], exportAs: ["MutationObserver"] }, { kind: "directive", type: WaResizeObserver, selector: "[waResizeObserver]", inputs: ["waResizeBox"], outputs: ["waResizeObserver"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewComponent, decorators: [{
            type: Component,
            args: [{ selector: 'tui-preview', imports: [
                        AsyncPipe,
                        TuiButton,
                        TuiHint,
                        TuiPan,
                        TuiPreviewAction,
                        TuiPreviewZoom,
                        TuiZoom,
                        WaMutationObserver,
                        WaResizeObserver,
                    ], changeDetection: ChangeDetectionStrategy.OnPush, template: "<section\n    #contentWrapper\n    attributeFilter=\"src\"\n    characterData\n    childList\n    subtree\n    class=\"t-wrapper\"\n    [class.t-not-interactive-content]=\"zoomable()\"\n    [class.t-transitive]=\"transitioned$ | async\"\n    [style.cursor]=\"cursor$ | async\"\n    [style.transform]=\"wrapperTransform$ | async\"\n    (tuiPan)=\"onPan($event)\"\n    (tuiZoom)=\"onZoom($event)\"\n    (waMutationObserver)=\"onMutation(contentWrapper)\"\n    (waResizeObserver)=\"onResize($event)\"\n>\n    <ng-content />\n</section>\n<header class=\"t-header\">\n    <div class=\"t-title\">\n        <ng-content select=\"tui-preview-title\" />\n    </div>\n    <ng-content select=\"tui-preview-pagination\" />\n    <div class=\"t-actions\">\n        <ng-content select=\"[tuiPreviewAction]\" />\n    </div>\n</header>\n<footer class=\"t-footer\">\n    @if (rotatable()) {\n        <button\n            tuiHintAppearance=\"floating\"\n            tuiHintDescribe\n            tuiHintDirection=\"top-end\"\n            tuiIconButton\n            tuiPreviewAction\n            type=\"button\"\n            class=\"t-rotate-button\"\n            [iconStart]=\"icons.rotate\"\n            [tuiHint]=\"texts().rotate\"\n            (click)=\"rotate()\"\n        ></button>\n    }\n    @if (zoomable()) {\n        <tui-preview-zoom\n            [min]=\"minZoom\"\n            [value]=\"(zoom$ | async) || 1\"\n            (reset)=\"reset()\"\n            (valueChange)=\"setZoom($event)\"\n        />\n    }\n</footer>\n", styles: [":host{position:relative;display:flex;justify-content:center;align-items:center;inline-size:100%;block-size:100%;-webkit-user-select:none;user-select:none}.t-header{position:fixed;display:flex;inset-block-start:max(1rem,env(safe-area-inset-top));inline-size:100%;padding:0 1rem;box-sizing:border-box}.t-footer{position:absolute;display:flex;inset-block-end:max(1rem,env(safe-area-inset-bottom));inline-size:100%;padding:0 1rem;box-sizing:border-box;justify-content:center}.t-actions{display:flex;flex:1;justify-content:flex-end}.t-actions ::ng-deep>*{margin-inline-start:.625rem}.t-rotate-button{margin-inline-end:.3125rem}.t-title{flex:1}:host-context(tui-root._mobile) .t-title{display:none}.t-not-interactive-content ::ng-deep>*{pointer-events:none}.t-wrapper{will-change:transform}.t-transitive{transition-duration:.3s}\n"] }]
        }] });

class TuiPreviewTitle {
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewTitle, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.21", type: TuiPreviewTitle, isStandalone: true, selector: "tui-preview-title", ngImport: i0, template: `
        <ng-content />
    `, isInline: true, styles: [":host{border-radius:1rem;background:#686868f5;color:#fff;display:inline-block;font:var(--tui-typography-body-s);padding:.375rem .75rem}\n"], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.21", ngImport: i0, type: TuiPreviewTitle, decorators: [{
            type: Component,
            args: [{ selector: 'tui-preview-title', template: `
        <ng-content />
    `, changeDetection: ChangeDetectionStrategy.OnPush, styles: [":host{border-radius:1rem;background:#686868f5;color:#fff;display:inline-block;font:var(--tui-typography-body-s);padding:.375rem .75rem}\n"] }]
        }] });

const TuiPreview = [
    TuiPreviewComponent,
    TuiPreviewDialogDirective,
    TuiPreviewTitle,
    TuiPreviewPagination,
    TuiPreviewAction,
    TuiPreviewZoom,
];

/**
 * Generated bundle index. Do not edit.
 */

export { TUI_PREVIEW_ICONS, TUI_PREVIEW_ICONS_DEFAULT, TuiPreview, TuiPreviewAction, TuiPreviewComponent, TuiPreviewDialog, TuiPreviewDialogDirective, TuiPreviewDialogService, TuiPreviewPagination, TuiPreviewTitle, TuiPreviewZoom, tuiPreviewIconsProvider };
//# sourceMappingURL=taiga-ui-kit-components-preview.mjs.map