index.js
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function checkOverflow() {
const swiper = this;
const {
isLocked: wasLocked,
params
} = swiper;
const {
slidesOffsetBefore
} = params;
if (slidesOffsetBefore) {
const lastSlideIndex = swiper.slides.length - 1;
const lastSlideRightEdge = swiper.slidesGrid[lastSlideIndex] + swiper.slidesSizesGrid[lastSlideIndex] +
slidesOffsetBefore * 2;
swiper.isLocked = swiper.size > lastSlideRightEdge;
} else {
swiper.isLocked = swiper.snapGrid.length === 1;
}
if (params.allowSlideNext === true) {
swiper.allowSlideNext = !swiper.isLocked;
}
if (params.allowSlidePrev === true) {
swiper.allowSlidePrev = !swiper.isLocked;
}
if (wasLocked && wasLocked !== swiper.isLocked) {
swiper.isEnd = false;
}
if (wasLocked !== swiper.isLocked) {
swiper.emit(swiper.isLocked ? 'lock' : 'unlock');
}
}
export default {
checkOverflow
};