import * as i0 from '@angular/core'; import { EventEmitter, Component, ChangeDetectionStrategy, ViewEncapsulation, Input, Output, ViewChild, ContentChild, ContentChildren, NgModule } from '@angular/core'; import { Header, Footer, PrimeTemplate, SharedModule } from 'primeng/api'; import * as i2 from 'primeng/ripple'; import { RippleModule } from 'primeng/ripple'; import * as i1 from '@angular/common'; import { CommonModule } from '@angular/common'; import { UniqueComponentId } from 'primeng/utils'; class Carousel { constructor(el, zone, cd) { this.el = el; this.zone = zone; this.cd = cd; this.orientation = "horizontal"; this.verticalViewPortHeight = "300px"; this.contentClass = ""; this.indicatorsContentClass = ""; this.indicatorStyleClass = ""; this.circular = false; this.showIndicators = true; this.showNavigators = true; this.autoplayInterval = 0; this.onPage = new EventEmitter(); this._numVisible = 1; this._numScroll = 1; this._oldNumScroll = 0; this.prevState = { numScroll: 0, numVisible: 0, value: [] }; this.defaultNumScroll = 1; this.defaultNumVisible = 1; this._page = 0; this.isRemainingItemsAdded = false; this.remainingItems = 0; this.swipeThreshold = 20; this.totalShiftedItems = this.page * this.numScroll * -1; } get page() { return this._page; } set page(val) { if (this.isCreated && val !== this._page) { if (this.autoplayInterval) { this.stopAutoplay(); this.allowAutoplay = false; } if (val > this._page && val <= (this.totalDots() - 1)) { this.step(-1, val); } else if (val < this._page) { this.step(1, val); } } this._page = val; } get numVisible() { return this._numVisible; } set numVisible(val) { this._numVisible = val; } get numScroll() { return this._numVisible; } set numScroll(val) { this._numScroll = val; } get value() { return this._value; } ; set value(val) { this._value = val; } ngOnChanges(simpleChange) { if (simpleChange.value) { if (this.circular && this._value) { this.setCloneItems(); } } if (this.isCreated) { if (simpleChange.numVisible) { if (this.responsiveOptions) { this.defaultNumVisible = this.numVisible; } if (this.isCircular()) { this.setCloneItems(); } this.createStyle(); this.calculatePosition(); } if (simpleChange.numScroll) { if (this.responsiveOptions) { this.defaultNumScroll = this.numScroll; } } } } ngAfterContentInit() { this.id = UniqueComponentId(); this.allowAutoplay = !!this.autoplayInterval; if (this.circular) { this.setCloneItems(); } if (this.responsiveOptions) { this.defaultNumScroll = this._numScroll; this.defaultNumVisible = this._numVisible; } this.createStyle(); this.calculatePosition(); if (this.responsiveOptions) { this.bindDocumentListeners(); } this.templates.forEach((item) => { switch (item.getType()) { case 'item': this.itemTemplate = item.template; break; case 'header': this.headerTemplate = item.template; break; case 'footer': this.footerTemplate = item.template; break; default: this.itemTemplate = item.template; break; } }); } ngAfterContentChecked() { const isCircular = this.isCircular(); let totalShiftedItems = this.totalShiftedItems; if (this.value && this.itemsContainer && (this.prevState.numScroll !== this._numScroll || this.prevState.numVisible !== this._numVisible || this.prevState.value.length !== this.value.length)) { if (this.autoplayInterval) { this.stopAutoplay(); } this.remainingItems = (this.value.length - this._numVisible) % this._numScroll; let page = this._page; if (this.totalDots() !== 0 && page >= this.totalDots()) { page = this.totalDots() - 1; this._page = page; this.onPage.emit({ page: this.page }); } totalShiftedItems = (page * this._numScroll) * -1; if (isCircular) { totalShiftedItems -= this._numVisible; } if (page === (this.totalDots() - 1) && this.remainingItems > 0) { totalShiftedItems += (-1 * this.remainingItems) + this._numScroll; this.isRemainingItemsAdded = true; } else { this.isRemainingItemsAdded = false; } if (totalShiftedItems !== this.totalShiftedItems) { this.totalShiftedItems = totalShiftedItems; } this._oldNumScroll = this._numScroll; this.prevState.numScroll = this._numScroll; this.prevState.numVisible = this._numVisible; this.prevState.value = [...this._value]; if (this.totalDots() > 0 && this.itemsContainer.nativeElement) { this.itemsContainer.nativeElement.style.transform = this.isVertical() ? `translate3d(0, ${totalShiftedItems * (100 / this._numVisible)}%, 0)` : `translate3d(${totalShiftedItems * (100 / this._numVisible)}%, 0, 0)`; } this.isCreated = true; if (this.autoplayInterval && this.isAutoplay()) { this.startAutoplay(); } } if (isCircular) { if (this.page === 0) { totalShiftedItems = -1 * this._numVisible; } else if (totalShiftedItems === 0) { totalShiftedItems = -1 * this.value.length; if (this.remainingItems > 0) { this.isRemainingItemsAdded = true; } } if (totalShiftedItems !== this.totalShiftedItems) { this.totalShiftedItems = totalShiftedItems; } } } createStyle() { if (!this.carouselStyle) { this.carouselStyle = document.createElement('style'); this.carouselStyle.type = 'text/css'; document.body.appendChild(this.carouselStyle); } let innerHTML = ` #${this.id} .p-carousel-item { flex: 1 0 ${(100 / this.numVisible)}% } `; if (this.responsiveOptions) { this.responsiveOptions.sort((data1, data2) => { const value1 = data1.breakpoint; const value2 = data2.breakpoint; let result = null; if (value1 == null && value2 != null) result = -1; else if (value1 != null && value2 == null) result = 1; else if (value1 == null && value2 == null) result = 0; else if (typeof value1 === 'string' && typeof value2 === 'string') result = value1.localeCompare(value2, undefined, { numeric: true }); else result = (value1 < value2) ? -1 : (value1 > value2) ? 1 : 0; return -1 * result; }); for (let i = 0; i < this.responsiveOptions.length; i++) { let res = this.responsiveOptions[i]; innerHTML += ` @media screen and (max-width: ${res.breakpoint}) { #${this.id} .p-carousel-item { flex: 1 0 ${(100 / res.numVisible)}% } } `; } } this.carouselStyle.innerHTML = innerHTML; } calculatePosition() { if (this.responsiveOptions) { let windowWidth = window.innerWidth; let matchedResponsiveData = { numVisible: this.defaultNumVisible, numScroll: this.defaultNumScroll }; for (let i = 0; i < this.responsiveOptions.length; i++) { let res = this.responsiveOptions[i]; if (parseInt(res.breakpoint, 10) >= windowWidth) { matchedResponsiveData = res; } } if (this._numScroll !== matchedResponsiveData.numScroll) { let page = this._page; page = Math.floor((page * this._numScroll) / matchedResponsiveData.numScroll); let totalShiftedItems = (matchedResponsiveData.numScroll * this.page) * -1; if (this.isCircular()) { totalShiftedItems -= matchedResponsiveData.numVisible; } this.totalShiftedItems = totalShiftedItems; this._numScroll = matchedResponsiveData.numScroll; this._page = page; this.onPage.emit({ page: this.page }); } if (this._numVisible !== matchedResponsiveData.numVisible) { this._numVisible = matchedResponsiveData.numVisible; this.setCloneItems(); } this.cd.markForCheck(); } } setCloneItems() { this.clonedItemsForStarting = []; this.clonedItemsForFinishing = []; if (this.isCircular()) { this.clonedItemsForStarting.push(...this.value.slice(-1 * this._numVisible)); this.clonedItemsForFinishing.push(...this.value.slice(0, this._numVisible)); } } firstIndex() { return this.isCircular() ? (-1 * (this.totalShiftedItems + this.numVisible)) : (this.totalShiftedItems * -1); } lastIndex() { return this.firstIndex() + this.numVisible - 1; } totalDots() { return this.value ? Math.ceil((this.value.length - this._numVisible) / this._numScroll) + 1 : 0; } totalDotsArray() { const totalDots = this.totalDots(); return totalDots <= 0 ? [] : Array(totalDots).fill(0); } isVertical() { return this.orientation === 'vertical'; } isCircular() { return this.circular && this.value && this.value.length >= this.numVisible; } isAutoplay() { return this.autoplayInterval && this.allowAutoplay; } isForwardNavDisabled() { return this.isEmpty() || (this._page >= (this.totalDots() - 1) && !this.isCircular()); } isBackwardNavDisabled() { return this.isEmpty() || (this._page <= 0 && !this.isCircular()); } isEmpty() { return !this.value || this.value.length === 0; } navForward(e, index) { if (this.isCircular() || this._page < (this.totalDots() - 1)) { this.step(-1, index); } if (this.autoplayInterval) { this.stopAutoplay(); this.allowAutoplay = false; } if (e && e.cancelable) { e.preventDefault(); } } navBackward(e, index) { if (this.isCircular() || this._page !== 0) { this.step(1, index); } if (this.autoplayInterval) { this.stopAutoplay(); this.allowAutoplay = false; } if (e && e.cancelable) { e.preventDefault(); } } onDotClick(e, index) { let page = this._page; if (this.autoplayInterval) { this.stopAutoplay(); this.allowAutoplay = false; } if (index > page) { this.navForward(e, index); } else if (index < page) { this.navBackward(e, index); } } step(dir, page) { let totalShiftedItems = this.totalShiftedItems; const isCircular = this.isCircular(); if (page != null) { totalShiftedItems = (this._numScroll * page) * -1; if (isCircular) { totalShiftedItems -= this._numVisible; } this.isRemainingItemsAdded = false; } else { totalShiftedItems += (this._numScroll * dir); if (this.isRemainingItemsAdded) { totalShiftedItems += this.remainingItems - (this._numScroll * dir); this.isRemainingItemsAdded = false; } let originalShiftedItems = isCircular ? (totalShiftedItems + this._numVisible) : totalShiftedItems; page = Math.abs(Math.floor((originalShiftedItems / this._numScroll))); } if (isCircular && this.page === (this.totalDots() - 1) && dir === -1) { totalShiftedItems = -1 * (this.value.length + this._numVisible); page = 0; } else if (isCircular && this.page === 0 && dir === 1) { totalShiftedItems = 0; page = (this.totalDots() - 1); } else if (page === (this.totalDots() - 1) && this.remainingItems > 0) { totalShiftedItems += ((this.remainingItems * -1) - (this._numScroll * dir)); this.isRemainingItemsAdded = true; } if (this.itemsContainer) { this.itemsContainer.nativeElement.style.transform = this.isVertical() ? `translate3d(0, ${totalShiftedItems * (100 / this._numVisible)}%, 0)` : `translate3d(${totalShiftedItems * (100 / this._numVisible)}%, 0, 0)`; this.itemsContainer.nativeElement.style.transition = 'transform 500ms ease 0s'; } this.totalShiftedItems = totalShiftedItems; this._page = page; this.onPage.emit({ page: this.page }); } startAutoplay() { this.interval = setInterval(() => { if (this.totalDots() > 0) { if (this.page === (this.totalDots() - 1)) { this.step(-1, 0); } else { this.step(-1, this.page + 1); } } }, this.autoplayInterval); } stopAutoplay() { if (this.interval) { clearInterval(this.interval); } } onTransitionEnd() { if (this.itemsContainer) { this.itemsContainer.nativeElement.style.transition = ''; if ((this.page === 0 || this.page === (this.totalDots() - 1)) && this.isCircular()) { this.itemsContainer.nativeElement.style.transform = this.isVertical() ? `translate3d(0, ${this.totalShiftedItems * (100 / this._numVisible)}%, 0)` : `translate3d(${this.totalShiftedItems * (100 / this._numVisible)}%, 0, 0)`; } } } onTouchStart(e) { let touchobj = e.changedTouches[0]; this.startPos = { x: touchobj.pageX, y: touchobj.pageY }; } onTouchMove(e) { if (e.cancelable) { e.preventDefault(); } } onTouchEnd(e) { let touchobj = e.changedTouches[0]; if (this.isVertical()) { this.changePageOnTouch(e, (touchobj.pageY - this.startPos.y)); } else { this.changePageOnTouch(e, (touchobj.pageX - this.startPos.x)); } } changePageOnTouch(e, diff) { if (Math.abs(diff) > this.swipeThreshold) { if (diff < 0) { this.navForward(e); } else { this.navBackward(e); } } } bindDocumentListeners() { if (!this.documentResizeListener) { this.documentResizeListener = (e) => { this.calculatePosition(); }; window.addEventListener('resize', this.documentResizeListener); } } unbindDocumentListeners() { if (this.documentResizeListener) { window.removeEventListener('resize', this.documentResizeListener); this.documentResizeListener = null; } } ngOnDestroy() { if (this.responsiveOptions) { this.unbindDocumentListeners(); } if (this.autoplayInterval) { this.stopAutoplay(); } } } Carousel.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: Carousel, deps: [{ token: i0.ElementRef }, { token: i0.NgZone }, { token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component }); Carousel.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.0.0", type: Carousel, selector: "p-carousel", inputs: { page: "page", numVisible: "numVisible", numScroll: "numScroll", responsiveOptions: "responsiveOptions", orientation: "orientation", verticalViewPortHeight: "verticalViewPortHeight", contentClass: "contentClass", indicatorsContentClass: "indicatorsContentClass", indicatorsContentStyle: "indicatorsContentStyle", indicatorStyleClass: "indicatorStyleClass", indicatorStyle: "indicatorStyle", value: "value", circular: "circular", showIndicators: "showIndicators", showNavigators: "showNavigators", autoplayInterval: "autoplayInterval", style: "style", styleClass: "styleClass" }, outputs: { onPage: "onPage" }, host: { classAttribute: "p-element" }, queries: [{ propertyName: "headerFacet", first: true, predicate: Header, descendants: true }, { propertyName: "footerFacet", first: true, predicate: Footer, descendants: true }, { propertyName: "templates", predicate: PrimeTemplate }], viewQueries: [{ propertyName: "itemsContainer", first: true, predicate: ["itemsContainer"], descendants: true }], usesOnChanges: true, ngImport: i0, template: `