effect-cube.mjs
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import { e as effectInit } from '../shared/effect-init.mjs';
import { c as createElement } from '../shared/utils.mjs';
function EffectCube(_ref) {
let {
swiper,
extendParams,
on
} = _ref;
extendParams({
cubeEffect: {
slideShadows: true,
shadow: true,
shadowOffset: 20,
shadowScale: 0.94
}
});
const createSlideShadows = (slideEl, progress, isHorizontal) => {
let shadowBefore = isHorizontal ? slideEl.querySelector('.swiper-slide-shadow-left') : slideEl.querySelector('.swiper-slide-shadow-top');
let shadowAfter = isHorizontal ? slideEl.querySelector('.swiper-slide-shadow-right') : slideEl.querySelector('.swiper-slide-shadow-bottom');
if (!shadowBefore) {
shadowBefore = createElement('div', `swiper-slide-shadow-cube swiper-slide-shadow-${isHorizontal ? 'left' : 'top'}`.split(' '));
slideEl.append(shadowBefore);
}
if (!shadowAfter) {
shadowAfter = createElement('div', `swiper-slide-shadow-cube swiper-slide-shadow-${isHorizontal ? 'right' : 'bottom'}`.split(' '));
slideEl.append(shadowAfter);
}
if (shadowBefore) shadowBefore.style.opacity = Math.max(-progress, 0);
if (shadowAfter) shadowAfter.style.opacity = Math.max(progress, 0);
};
const recreateShadows = () => {
// create new ones
const isHorizontal = swiper.isHorizontal();
swiper.slides.forEach(slideEl => {
const progress = Math.max(Math.min(slideEl.progress, 1), -1);
createSlideShadows(slideEl, progress, isHorizontal);
});
};
const setTranslate = () => {
const {
el,
wrapperEl,
slides,
width: swiperWidth,
height: swiperHeight,
rtlTranslate: rtl,
size: swiperSize,
browser
} = swiper;
const params = swiper.params.cubeEffect;
const isHorizontal = swiper.isHorizontal();
const isVirtual = swiper.virtual && swiper.params.virtual.enabled;
let wrapperRotate = 0;
let cubeShadowEl;
if (params.shadow) {
if (isHorizontal) {
cubeShadowEl = swiper.wrapperEl.querySelector('.swiper-cube-shadow');
if (!cubeShadowEl) {
cubeShadowEl = createElement('div', 'swiper-cube-shadow');
swiper.wrapperEl.append(cubeShadowEl);
}
cubeShadowEl.style.height = `${swiperWidth}px`;
} else {
cubeShadowEl = el.querySelector('.swiper-cube-shadow');
if (!cubeShadowEl) {
cubeShadowEl = createElement('div', 'swiper-cube-shadow');
el.append(cubeShadowEl);
}
}
}
for (let i = 0; i < slides.length; i += 1) {
const slideEl = slides[i];
let slideIndex = i;
if (isVirtual) {
slideIndex = parseInt(slideEl.getAttribute('data-swiper-slide-index'), 10);
}
let slideAngle = slideIndex * 90;
let round = Math.floor(slideAngle / 360);
if (rtl) {
slideAngle = -slideAngle;
round = Math.floor(-slideAngle / 360);
}
const progress = Math.max(Math.min(slideEl.progress, 1), -1);
let tx = 0;
let ty = 0;
let tz = 0;
if (slideIndex % 4 === 0) {
tx = -round * 4 * swiperSize;
tz = 0;
} else if ((slideIndex - 1) % 4 === 0) {
tx = 0;
tz = -round * 4 * swiperSize;
} else if ((slideIndex - 2) % 4 === 0) {
tx = swiperSize + round * 4 * swiperSize;
tz = swiperSize;
} else if ((slideIndex - 3) % 4 === 0) {
tx = -swiperSize;
tz = 3 * swiperSize + swiperSize * 4 * round;
}
if (rtl) {
tx = -tx;
}
if (!isHorizontal) {
ty = tx;
tx = 0;
}
const transform = `rotateX(${isHorizontal ? 0 : -slideAngle}deg) rotateY(${isHorizontal ? slideAngle : 0}deg) translate3d(${tx}px, ${ty}px, ${tz}px)`;
if (progress <= 1 && progress > -1) {
wrapperRotate = slideIndex * 90 + progress * 90;
if (rtl) wrapperRotate = -slideIndex * 90 - progress * 90;
if (swiper.browser && swiper.browser.isSafari && Math.abs(wrapperRotate) / 90 % 2 === 1) {
wrapperRotate += 0.001;
}
}
slideEl.style.transform = transform;
if (params.slideShadows) {
createSlideShadows(slideEl, progress, isHorizontal);
}
}
wrapperEl.style.transformOrigin = `50% 50% -${swiperSize / 2}px`;
wrapperEl.style['-webkit-transform-origin'] = `50% 50% -${swiperSize / 2}px`;
if (params.shadow) {
if (isHorizontal) {
cubeShadowEl.style.transform = `translate3d(0px, ${swiperWidth / 2 + params.shadowOffset}px, ${-swiperWidth / 2}px) rotateX(89.99deg) rotateZ(0deg) scale(${params.shadowScale})`;
} else {
const shadowAngle = Math.abs(wrapperRotate) - Math.floor(Math.abs(wrapperRotate) / 90) * 90;
const multiplier = 1.5 - (Math.sin(shadowAngle * 2 * Math.PI / 360) / 2 + Math.cos(shadowAngle * 2 * Math.PI / 360) / 2);
const scale1 = params.shadowScale;
const scale2 = params.shadowScale / multiplier;
const offset = params.shadowOffset;
cubeShadowEl.style.transform = `scale3d(${scale1}, 1, ${scale2}) translate3d(0px, ${swiperHeight / 2 + offset}px, ${-swiperHeight / 2 / scale2}px) rotateX(-89.99deg)`;
}
}
const zFactor = (browser.isSafari || browser.isWebView) && browser.needPerspectiveFix ? -swiperSize / 2 : 0;
wrapperEl.style.transform = `translate3d(0px,0,${zFactor}px) rotateX(${swiper.isHorizontal() ? 0 : wrapperRotate}deg) rotateY(${swiper.isHorizontal() ? -wrapperRotate : 0}deg)`;
wrapperEl.style.setProperty('--swiper-cube-translate-z', `${zFactor}px`);
};
const setTransition = duration => {
const {
el,
slides
} = swiper;
slides.forEach(slideEl => {
slideEl.style.transitionDuration = `${duration}ms`;
slideEl.querySelectorAll('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left').forEach(subEl => {
subEl.style.transitionDuration = `${duration}ms`;
});
});
if (swiper.params.cubeEffect.shadow && !swiper.isHorizontal()) {
const shadowEl = el.querySelector('.swiper-cube-shadow');
if (shadowEl) shadowEl.style.transitionDuration = `${duration}ms`;
}
};
effectInit({
effect: 'cube',
swiper,
on,
setTranslate,
setTransition,
recreateShadows,
getEffectParams: () => swiper.params.cubeEffect,
perspective: () => true,
overwriteParams: () => ({
slidesPerView: 1,
slidesPerGroup: 1,
watchSlidesProgress: true,
resistanceRatio: 0,
spaceBetween: 0,
centeredSlides: false,
virtualTranslate: true
})
});
}
export { EffectCube as default };