swiper-slide.js 2.7 KB

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  1. function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
  2. import React, { useRef, useState, forwardRef } from 'react';
  3. import { uniqueClasses } from './utils.js';
  4. import { useIsomorphicLayoutEffect } from './use-isomorphic-layout-effect.js';
  5. const SwiperSlide = /*#__PURE__*/forwardRef(({
  6. tag: Tag = 'div',
  7. children,
  8. className = '',
  9. swiper,
  10. zoom,
  11. virtualIndex,
  12. ...rest
  13. } = {}, externalRef) => {
  14. const slideElRef = useRef(null);
  15. const [slideClasses, setSlideClasses] = useState('swiper-slide');
  16. function updateClasses(_s, el, classNames) {
  17. if (el === slideElRef.current) {
  18. setSlideClasses(classNames);
  19. }
  20. }
  21. useIsomorphicLayoutEffect(() => {
  22. if (externalRef) {
  23. externalRef.current = slideElRef.current;
  24. }
  25. if (!slideElRef.current || !swiper) {
  26. return;
  27. }
  28. if (swiper.destroyed) {
  29. if (slideClasses !== 'swiper-slide') {
  30. setSlideClasses('swiper-slide');
  31. }
  32. return;
  33. }
  34. swiper.on('_slideClass', updateClasses); // eslint-disable-next-line
  35. return () => {
  36. if (!swiper) return;
  37. swiper.off('_slideClass', updateClasses);
  38. };
  39. });
  40. useIsomorphicLayoutEffect(() => {
  41. if (swiper && slideElRef.current) {
  42. setSlideClasses(swiper.getSlideClasses(slideElRef.current));
  43. }
  44. }, [swiper]);
  45. let slideData;
  46. if (typeof children === 'function') {
  47. slideData = {
  48. isActive: slideClasses.indexOf('swiper-slide-active') >= 0 || slideClasses.indexOf('swiper-slide-duplicate-active') >= 0,
  49. isVisible: slideClasses.indexOf('swiper-slide-visible') >= 0,
  50. isDuplicate: slideClasses.indexOf('swiper-slide-duplicate') >= 0,
  51. isPrev: slideClasses.indexOf('swiper-slide-prev') >= 0 || slideClasses.indexOf('swiper-slide-duplicate-prev') >= 0,
  52. isNext: slideClasses.indexOf('swiper-slide-next') >= 0 || slideClasses.indexOf('swiper-slide-duplicate-next') >= 0
  53. };
  54. }
  55. const renderChildren = () => {
  56. return typeof children === 'function' ? children(slideData) : children;
  57. };
  58. return /*#__PURE__*/React.createElement(Tag, _extends({
  59. ref: slideElRef,
  60. className: uniqueClasses(`${slideClasses}${className ? ` ${className}` : ''}`),
  61. "data-swiper-slide-index": virtualIndex
  62. }, rest), zoom ? /*#__PURE__*/React.createElement("div", {
  63. className: "swiper-zoom-container",
  64. "data-swiper-zoom": typeof zoom === 'number' ? zoom : undefined
  65. }, renderChildren()) : renderChildren());
  66. });
  67. SwiperSlide.displayName = 'SwiperSlide';
  68. export { SwiperSlide };