ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
81 lines • 15 kB
JavaScript
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
import { Subject } from 'rxjs';
import { NzCarouselBaseStrategy } from '../base-strategy';
/**
* this strategy is very much like NzCarouselTransformStrategy, but it doesn't loop between the first and the last one
*/
export class NzCarouselTransformNoLoopStrategy extends NzCarouselBaseStrategy {
get vertical() {
return this.carouselComponent.vertical;
}
constructor(carouselComponent, cdr, renderer, platform, options) {
super(carouselComponent, cdr, renderer, platform, options);
this.isTransitioning = false;
}
dispose() {
this.renderer.setStyle(this.slickTrackEl, 'transform', null);
super.dispose();
}
withCarouselContents(contents) {
super.withCarouselContents(contents);
const carousel = this.carouselComponent;
const activeIndex = carousel.activeIndex;
if (this.platform.isBrowser && this.contents.length) {
this.renderer.setStyle(this.slickListEl, 'height', `${this.unitHeight}px`);
if (this.platform.isBrowser && this.contents.length) {
this.renderer.setStyle(this.slickListEl, 'height', `${this.unitHeight}px`);
if (this.vertical) {
this.renderer.setStyle(this.slickTrackEl, 'width', `${this.unitWidth}px`);
this.renderer.setStyle(this.slickTrackEl, 'height', `${this.length * this.unitHeight}px`);
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(0, ${-activeIndex * this.unitHeight}px, 0)`);
}
else {
this.renderer.setStyle(this.slickTrackEl, 'height', `${this.unitHeight}px`);
this.renderer.setStyle(this.slickTrackEl, 'width', `${this.length * this.unitWidth}px`);
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(${-activeIndex * this.unitWidth}px, 0, 0)`);
}
this.contents.forEach((content) => {
this.renderer.setStyle(content.el, 'position', 'relative');
this.renderer.setStyle(content.el, 'width', `${this.unitWidth}px`);
this.renderer.setStyle(content.el, 'height', `${this.unitHeight}px`);
});
}
}
}
switch(_f, _t) {
const to = (_t + this.length) % this.length;
const transitionSpeed = this.carouselComponent.nzTransitionSpeed;
const complete$ = new Subject();
this.renderer.setStyle(this.slickTrackEl, 'transition', `transform ${transitionSpeed}ms ease`);
if (this.vertical) {
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(0, ${-to * this.unitHeight}px, 0)`);
}
else {
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(${-to * this.unitWidth}px, 0, 0)`);
}
this.isTransitioning = true;
setTimeout(() => {
// this strategy don't need to do a following adjust
this.isTransitioning = false;
complete$.next();
complete$.complete();
}, transitionSpeed);
return complete$.asObservable();
}
dragging(vector) {
if (this.isTransitioning) {
return;
}
const activeIndex = this.carouselComponent.activeIndex;
if (this.vertical) {
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(0, ${-activeIndex * this.unitHeight + vector.x}px, 0)`);
}
else {
this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(${-activeIndex * this.unitWidth + vector.x}px, 0, 0)`);
}
}
}
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* Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE\n */\n\nimport { Platform } from '@angular/cdk/platform';\nimport { ChangeDetectorRef, QueryList, Renderer2 } from '@angular/core';\nimport { Observable, Subject } from 'rxjs';\n\nimport { NzCarouselContentDirective } from '../../carousel-content.directive';\nimport { NzCarouselComponentAsSource, PointerVector } from '../../typings';\nimport { NzCarouselBaseStrategy } from '../base-strategy';\n\ninterface NzCarouselTransformOnLoopStrategyOptions {\n  direction: 'left' | 'right';\n}\n\n/**\n * this strategy is very much like NzCarouselTransformStrategy, but it doesn't loop between the first and the last one\n */\nexport class NzCarouselTransformNoLoopStrategy extends NzCarouselBaseStrategy<NzCarouselTransformOnLoopStrategyOptions> {\n  private isTransitioning = false;\n\n  private get vertical(): boolean {\n    return this.carouselComponent!.vertical;\n  }\n\n  constructor(\n    carouselComponent: NzCarouselComponentAsSource,\n    cdr: ChangeDetectorRef,\n    renderer: Renderer2,\n    platform: Platform,\n    options?: NzCarouselTransformOnLoopStrategyOptions\n  ) {\n    super(carouselComponent, cdr, renderer, platform, options);\n  }\n\n  override dispose(): void {\n    this.renderer.setStyle(this.slickTrackEl, 'transform', null);\n\n    super.dispose();\n  }\n\n  override withCarouselContents(contents: QueryList<NzCarouselContentDirective> | null): void {\n    super.withCarouselContents(contents);\n\n    const carousel = this.carouselComponent!;\n    const activeIndex = carousel.activeIndex;\n\n    if (this.platform.isBrowser && this.contents.length) {\n      this.renderer.setStyle(this.slickListEl, 'height', `${this.unitHeight}px`);\n\n      if (this.platform.isBrowser && this.contents.length) {\n        this.renderer.setStyle(this.slickListEl, 'height', `${this.unitHeight}px`);\n\n        if (this.vertical) {\n          this.renderer.setStyle(this.slickTrackEl, 'width', `${this.unitWidth}px`);\n          this.renderer.setStyle(this.slickTrackEl, 'height', `${this.length * this.unitHeight}px`);\n          this.renderer.setStyle(\n            this.slickTrackEl,\n            'transform',\n            `translate3d(0, ${-activeIndex * this.unitHeight}px, 0)`\n          );\n        } else {\n          this.renderer.setStyle(this.slickTrackEl, 'height', `${this.unitHeight}px`);\n          this.renderer.setStyle(this.slickTrackEl, 'width', `${this.length * this.unitWidth}px`);\n          this.renderer.setStyle(\n            this.slickTrackEl,\n            'transform',\n            `translate3d(${-activeIndex * this.unitWidth}px, 0, 0)`\n          );\n        }\n\n        this.contents.forEach((content: NzCarouselContentDirective) => {\n          this.renderer.setStyle(content.el, 'position', 'relative');\n          this.renderer.setStyle(content.el, 'width', `${this.unitWidth}px`);\n          this.renderer.setStyle(content.el, 'height', `${this.unitHeight}px`);\n        });\n      }\n    }\n  }\n\n  switch(_f: number, _t: number): Observable<void> {\n    const to = (_t + this.length) % this.length;\n    const transitionSpeed = this.carouselComponent!.nzTransitionSpeed;\n    const complete$ = new Subject<void>();\n\n    this.renderer.setStyle(this.slickTrackEl, 'transition', `transform ${transitionSpeed}ms ease`);\n\n    if (this.vertical) {\n      this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(0, ${-to * this.unitHeight}px, 0)`);\n    } else {\n      this.renderer.setStyle(this.slickTrackEl, 'transform', `translate3d(${-to * this.unitWidth}px, 0, 0)`);\n    }\n\n    this.isTransitioning = true;\n\n    setTimeout(() => {\n      // this strategy don't need to do a following adjust\n      this.isTransitioning = false;\n\n      complete$.next();\n      complete$.complete();\n    }, transitionSpeed);\n\n    return complete$.asObservable();\n  }\n\n  override dragging(vector: PointerVector): void {\n    if (this.isTransitioning) {\n      return;\n    }\n\n    const activeIndex = this.carouselComponent!.activeIndex;\n\n    if (this.vertical) {\n      this.renderer.setStyle(\n        this.slickTrackEl,\n        'transform',\n        `translate3d(0, ${-activeIndex * this.unitHeight + vector.x}px, 0)`\n      );\n    } else {\n      this.renderer.setStyle(\n        this.slickTrackEl,\n        'transform',\n        `translate3d(${-activeIndex * this.unitWidth + vector.x}px, 0, 0)`\n      );\n    }\n  }\n}\n"]}