1 line
85 KiB
JSON
1 line
85 KiB
JSON
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{"ast":null,"code":"import _objectSpread from \"@babel/runtime/helpers/esm/objectSpread2\";\nimport React from \"react\";\nimport defaultProps from \"../default-props\";\nexport function clamp(number, lowerBound, upperBound) {\n return Math.max(lowerBound, Math.min(number, upperBound));\n}\nexport var safePreventDefault = function safePreventDefault(event) {\n var passiveEvents = [\"onTouchStart\", \"onTouchMove\", \"onWheel\"];\n if (!passiveEvents.includes(event._reactName)) {\n event.preventDefault();\n }\n};\nexport var getOnDemandLazySlides = function getOnDemandLazySlides(spec) {\n var onDemandSlides = [];\n var startIndex = lazyStartIndex(spec);\n var endIndex = lazyEndIndex(spec);\n for (var slideIndex = startIndex; slideIndex < endIndex; slideIndex++) {\n if (spec.lazyLoadedList.indexOf(slideIndex) < 0) {\n onDemandSlides.push(slideIndex);\n }\n }\n return onDemandSlides;\n};\n\n// return list of slides that need to be present\nexport var getRequiredLazySlides = function getRequiredLazySlides(spec) {\n var requiredSlides = [];\n var startIndex = lazyStartIndex(spec);\n var endIndex = lazyEndIndex(spec);\n for (var slideIndex = startIndex; slideIndex < endIndex; slideIndex++) {\n requiredSlides.push(slideIndex);\n }\n return requiredSlides;\n};\n\n// startIndex that needs to be present\nexport var lazyStartIndex = function lazyStartIndex(spec) {\n return spec.currentSlide - lazySlidesOnLeft(spec);\n};\nexport var lazyEndIndex = function lazyEndIndex(spec) {\n return spec.currentSlide + lazySlidesOnRight(spec);\n};\nexport var lazySlidesOnLeft = function lazySlidesOnLeft(spec) {\n return spec.centerMode ? Math.floor(spec.slidesToShow / 2) + (parseInt(spec.centerPadding) > 0 ? 1 : 0) : 0;\n};\nexport var lazySlidesOnRight = function lazySlidesOnRight(spec) {\n return spec.centerMode ? Math.floor((spec.slidesToShow - 1) / 2) + 1 + (parseInt(spec.centerPadding) > 0 ? 1 : 0) : spec.slidesToShow;\n};\n\n// get width of an element\nexport var getWidth = function getWidth(elem) {\n return elem && elem.offsetWidth || 0;\n};\nexport var getHeight = function getHeight(elem) {\n return elem && elem.offsetHeight || 0;\n};\nexport var getSwipeDirection = function getSwipeDirection(touchObject) {\n var verticalSwiping = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n var xDist, yDist, r, swipeAngle;\n xDist = touchObject.startX - touchObject.curX;\n yDist = touchObject.startY - touchObject.curY;\n r = Math.atan2(yDist, xDist);\n swipeAngle = Math.round(r * 180 / Math.PI);\n if (swipeAngle < 0) {\n swipeAngle = 360 - Math.abs(swipeAngle);\n }\n if (swipeAngle <= 45 && swipeAngle >= 0 || swipeAngle <= 360 && swipeAngle >= 315) {\n return \"left\";\n }\n if (swipeAngle >= 135 && swipeAngle <= 225) {\n return \"right\";\n }\n if (verticalSwiping === true) {\n if (swipeAngle >= 35 && swipeAngle <= 135) {\n return \"up\";\n } else {\n return \"down\";\n }\n }\n return \"vertical\";\n};\n\n// whether or not we can go next\nexport var canGoNext = function canGoNext(spec) {\n var canGo = true;\n if (!spec.infinite) {\n if (spec.centerMode && spec.currentSlide >= spec.slideCount - 1) {\n canGo = false;\n } else if (spec.slideCount <= spec.slidesToShow || spec.currentSlide >= spec.slideCount - spec.slidesToShow) {\n canGo = false;\n }\n }\n return canGo;\n};\n\n// given an object and a list of keys, return new object with given keys\nexport var extractObject = function extractObject(spec, keys) {\n var newObject = {};\n keys.forEach(function (key) {\n return newObject[key] = spec[key];\n });\n return newObject;\n};\n\n// get initialized state\nexport var initializedState = function initializedState(spec) {\n // spec also contains listRef, trackRef\n var slideCount = React.Children.count(spec.children);\n var listNode = spec.listRef;\n var listWidth = Math.ceil(getWidth(listNode));\n var trackNode = spec.trackRef && spec.trackRef.node;\n var trackWidth = Math.ceil(getWidth(trackNode));\n var s
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