%PDF- %PDF-
Direktori : /var/www/html/node_modules/swiper/core/update/ |
Current File : /var/www/html/node_modules/swiper/core/update/updateActiveIndex.js |
export default function updateActiveIndex(newActiveIndex) { const swiper = this; const translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate; const { slidesGrid, snapGrid, params, activeIndex: previousIndex, realIndex: previousRealIndex, snapIndex: previousSnapIndex } = swiper; let activeIndex = newActiveIndex; let snapIndex; if (typeof activeIndex === 'undefined') { for (let i = 0; i < slidesGrid.length; i += 1) { if (typeof slidesGrid[i + 1] !== 'undefined') { if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1] - (slidesGrid[i + 1] - slidesGrid[i]) / 2) { activeIndex = i; } else if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1]) { activeIndex = i + 1; } } else if (translate >= slidesGrid[i]) { activeIndex = i; } } // Normalize slideIndex if (params.normalizeSlideIndex) { if (activeIndex < 0 || typeof activeIndex === 'undefined') activeIndex = 0; } } if (snapGrid.indexOf(translate) >= 0) { snapIndex = snapGrid.indexOf(translate); } else { const skip = Math.min(params.slidesPerGroupSkip, activeIndex); snapIndex = skip + Math.floor((activeIndex - skip) / params.slidesPerGroup); } if (snapIndex >= snapGrid.length) snapIndex = snapGrid.length - 1; if (activeIndex === previousIndex) { if (snapIndex !== previousSnapIndex) { swiper.snapIndex = snapIndex; swiper.emit('snapIndexChange'); } return; } // Get real index const realIndex = parseInt(swiper.slides.eq(activeIndex).attr('data-swiper-slide-index') || activeIndex, 10); Object.assign(swiper, { snapIndex, realIndex, previousIndex, activeIndex }); swiper.emit('activeIndexChange'); swiper.emit('snapIndexChange'); if (previousRealIndex !== realIndex) { swiper.emit('realIndexChange'); } if (swiper.initialized || swiper.params.runCallbacksOnInit) { swiper.emit('slideChange'); } }