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uni_modules/zebra-swiper/libs/vue2/virtual.js

@@ -0,0 +1,44 @@
+// import { h } from 'vue';
+
+function updateOnVirtualData(swiper) {
+	if (
+		!swiper ||
+		swiper.destroyed ||
+		!swiper.params.virtual ||
+		(swiper.params.virtual && !swiper.params.virtual.enabled)
+	) return;
+	swiper.updateSlides();
+	swiper.updateProgress();
+	swiper.updateSlidesClasses();
+	if (swiper.lazy && swiper.params.lazy.enabled) {
+		swiper.lazy.load();
+	}
+	if (swiper.parallax && swiper.params.parallax && swiper.params.parallax.enabled) {
+		swiper.parallax.setTranslate();
+	}
+}
+
+function renderVirtual(swiperRef, slides, virtualData) {
+	if (!virtualData) return null;
+	const style = swiperRef.isHorizontal() ? {
+		[swiperRef.rtlTranslate ? 'right' : 'left']: `${virtualData.offset}px`,
+	} : {
+		top: `${virtualData.offset}px`,
+	};
+	return slides
+		.filter((slide, index) => index >= virtualData.from && index <= virtualData.to)
+		.map((slide) => {
+			if (!slide.props) slide.props = {};
+			if (!slide.props.style) slide.props.style = {};
+			slide.props.swiperRef = swiperRef;
+			slide.props.style = style;
+			return h(slide.type, {
+				...slide.props
+			}, slide.children);
+		});
+}
+
+export {
+	renderVirtual,
+	updateOnVirtualData
+};