{"version":3,"file":"jarallax-element.js","sources":["../src/utils/ready.js","../src/utils/global.js","../src/deprecated/ext-element.js","../src/deprecated/ext-element.umd.js"],"sourcesContent":["function ready(callback) {\n  if ('complete' === document.readyState || 'interactive' === document.readyState) {\n    // Already ready or interactive, execute callback\n    callback();\n  } else {\n    document.addEventListener('DOMContentLoaded', callback, {\n      capture: true,\n      once: true,\n      passive: true,\n    });\n  }\n}\n\nexport default ready;\n","/* eslint-disable import/no-mutable-exports */\n/* eslint-disable no-restricted-globals */\nlet win;\n\nif ('undefined' !== typeof window) {\n  win = window;\n} else if ('undefined' !== typeof global) {\n  win = global;\n} else if ('undefined' !== typeof self) {\n  win = self;\n} else {\n  win = {};\n}\n\nexport default win;\n","import global from '../utils/global';\n\nfunction jarallaxElement(jarallax = global.jarallax) {\n  // eslint-disable-next-line no-console\n  console.warn(\n    \"Jarallax Element extension is DEPRECATED, please, avoid using it. We recommend you look at something like `lax.js` library <https://github.com/alexfoxy/lax.js>. It is much more powerful and has a less code (in cases when you don't want to add parallax backgrounds).\"\n  );\n\n  if ('undefined' === typeof jarallax) {\n    return;\n  }\n\n  const Jarallax = jarallax.constructor;\n\n  // redefine default methods\n  [\n    'initImg',\n    'canInitParallax',\n    'init',\n    'destroy',\n    'coverImage',\n    'isVisible',\n    'onScroll',\n    'onResize',\n  ].forEach((key) => {\n    const def = Jarallax.prototype[key];\n    Jarallax.prototype[key] = function (...args) {\n      const self = this;\n\n      if ('initImg' === key && null !== self.$item.getAttribute('data-jarallax-element')) {\n        self.options.type = 'element';\n        self.pureOptions.speed = self.$item.getAttribute('data-jarallax-element') || '100';\n      }\n      if ('element' !== self.options.type) {\n        return def.apply(self, args);\n      }\n\n      self.pureOptions.threshold = self.$item.getAttribute('data-threshold') || '';\n\n      switch (key) {\n        case 'init': {\n          const speedArr = `${self.pureOptions.speed}`.split(' ');\n          self.options.speed = self.pureOptions.speed || 0;\n          self.options.speedY = speedArr[0] ? parseFloat(speedArr[0]) : 0;\n          self.options.speedX = speedArr[1] ? parseFloat(speedArr[1]) : 0;\n\n          const thresholdArr = self.pureOptions.threshold.split(' ');\n          self.options.thresholdY = thresholdArr[0] ? parseFloat(thresholdArr[0]) : null;\n          self.options.thresholdX = thresholdArr[1] ? parseFloat(thresholdArr[1]) : null;\n\n          def.apply(self, args);\n\n          // restore background image if available.\n          const originalStylesTag = self.$item.getAttribute('data-jarallax-original-styles');\n          if (originalStylesTag) {\n            self.$item.setAttribute('style', originalStylesTag);\n          }\n\n          return true;\n        }\n        case 'onResize': {\n          const defTransform = self.css(self.$item, 'transform');\n          self.css(self.$item, { transform: '' });\n          const rect = self.$item.getBoundingClientRect();\n          self.itemData = {\n            width: rect.width,\n            height: rect.height,\n            y: rect.top + self.getWindowData().y,\n            x: rect.left,\n          };\n          self.css(self.$item, { transform: defTransform });\n          break;\n        }\n        case 'onScroll': {\n          const wnd = self.getWindowData();\n          const centerPercent =\n            (wnd.y + wnd.height / 2 - self.itemData.y - self.itemData.height / 2) /\n            (wnd.height / 2);\n          const moveY = centerPercent * self.options.speedY;\n          const moveX = centerPercent * self.options.speedX;\n          let my = moveY;\n          let mx = moveX;\n          if (null !== self.options.thresholdY && moveY > self.options.thresholdY) my = 0;\n          if (null !== self.options.thresholdX && moveX > self.options.thresholdX) mx = 0;\n          self.css(self.$item, { transform: `translate3d(${mx}px,${my}px,0)` });\n          break;\n        }\n        case 'initImg':\n        case 'isVisible':\n        case 'coverImage':\n          return true;\n        // no default\n      }\n      return def.apply(self, args);\n    };\n  });\n}\n\nexport default jarallaxElement;\n","import domReady from '../utils/ready';\nimport global from '../utils/global';\n\nimport jarallaxElement from './ext-element';\n\njarallaxElement();\n\n// data-jarallax-element initialization\ndomReady(() => {\n  if ('undefined' !== typeof global.jarallax) {\n    global.jarallax(document.querySelectorAll('[data-jarallax-element]'));\n  }\n});\n\nexport default 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