مشاهدة ملف: paralax.min.js

!function(t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):("undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this).Parallax=t()}((function(){return function t(e,i,n){function o(r,a){if(!i[r]){if(!e[r]){var l="function"==typeof require&&require;if(!a&&l)return l(r,!0);if(s)return s(r,!0);var h=new Error("Cannot find module '"+r+"'");throw h.code="MODULE_NOT_FOUND",h}var u=i[r]={exports:{}};e[r][0].call(u.exports,(function(t){return o(e[r][1][t]||t)}),u,u.exports,t,e,i,n)}return i[r].exports}for(var s="function"==typeof require&&require,r=0;r<n.length;r++)o(n[r]);return o}({1:[function(t,e,i){"use strict";var n=Object.getOwnPropertySymbols,o=Object.prototype.hasOwnProperty,s=Object.prototype.propertyIsEnumerable;e.exports=function(){try{if(!Object.assign)return!1;var t=new String("abc");if(t[5]="de","5"===Object.getOwnPropertyNames(t)[0])return!1;for(var 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n={calibrateX:r.data(this.element,"calibrate-x"),calibrateY:r.data(this.element,"calibrate-y"),invertX:r.data(this.element,"invert-x"),invertY:r.data(this.element,"invert-y"),limitX:r.data(this.element,"limit-x"),limitY:r.data(this.element,"limit-y"),scalarX:r.data(this.element,"scalar-x"),scalarY:r.data(this.element,"scalar-y"),frictionX:r.data(this.element,"friction-x"),frictionY:r.data(this.element,"friction-y"),originX:r.data(this.element,"origin-x"),originY:r.data(this.element,"origin-y"),pointerEvents:r.data(this.element,"pointer-events"),precision:r.data(this.element,"precision"),relativeInput:r.data(this.element,"relative-input"),clipRelativeInput:r.data(this.element,"clip-relative-input"),hoverOnly:r.data(this.element,"hover-only"),inputElement:document.querySelector(r.data(this.element,"input-element")),selector:r.data(this.element,"selector")};for(var o in n)null===n[o]&&delete n[o];s(this,a,n,i),this.inputElement||(this.inputElement=this.element),this.calibrationTimer=null,this.calibrationFlag=!0,this.enabled=!1,this.depthsX=[],this.depthsY=[],this.raf=null,this.bounds=null,this.elementPositionX=0,this.elementPositionY=0,this.elementWidth=0,this.elementHeight=0,this.elementCenterX=0,this.elementCenterY=0,this.elementRangeX=0,this.elementRangeY=0,this.calibrationX=0,this.calibrationY=0,this.inputX=0,this.inputY=0,this.motionX=0,this.motionY=0,this.velocityX=0,this.velocityY=0,this.onMouseMove=this.onMouseMove.bind(this),this.onDeviceOrientation=this.onDeviceOrientation.bind(this),this.onDeviceMotion=this.onDeviceMotion.bind(this),this.onOrientationTimer=this.onOrientationTimer.bind(this),this.onMotionTimer=this.onMotionTimer.bind(this),this.onCalibrationTimer=this.onCalibrationTimer.bind(this),this.onAnimationFrame=this.onAnimationFrame.bind(this),this.onWindowResize=this.onWindowResize.bind(this),this.windowWidth=null,this.windowHeight=null,this.windowCenterX=null,this.windowCenterY=null,this.windowRadiusX=null,this.windowRadiusY=null,this.portrait=!1,this.desktop=!navigator.userAgent.match(/(iPhone|iPod|iPad|Android|BlackBerry|BB10|mobi|tablet|opera mini|nexus 7)/i),this.motionSupport=!!window.DeviceMotionEvent&&!this.desktop,this.orientationSupport=!!window.DeviceOrientationEvent&&!this.desktop,this.orientationStatus=0,this.motionStatus=0,this.initialise()}return n(t,[{key:"initialise",value:function(){void 0===this.transform2DSupport&&(this.transform2DSupport=r.transformSupport("2D"),this.transform3DSupport=r.transformSupport("3D")),this.transform3DSupport&&r.accelerate(this.element),"static"===window.getComputedStyle(this.element).getPropertyValue("position")&&(this.element.style.position="relative"),this.pointerEvents||(this.element.style.pointerEvents="none"),this.updateLayers(),this.updateDimensions(),this.enable(),this.queueCalibration(this.calibrationDelay)}},{key:"doReadyCallback",value:function(){this.onReady&&this.onReady()}},{key:"updateLayers",value:function(){this.selector?this.layers=this.element.querySelectorAll(this.selector):this.layers=this.element.children,this.layers.length||console.warn("ParallaxJS: Your scene does not have any layers."),this.depthsX=[],this.depthsY=[];for(var t=0;t<this.layers.length;t++){var e=this.layers[t];this.transform3DSupport&&r.accelerate(e),e.style.position=t?"absolute":"relative",e.style.display="block",e.style.left=0,e.style.top=0;var i=r.data(e,"depth")||0;this.depthsX.push(r.data(e,"depth-x")||i),this.depthsY.push(r.data(e,"depth-y")||i)}}},{key:"updateDimensions",value:function(){this.windowWidth=window.innerWidth,this.windowHeight=window.innerHeight,this.windowCenterX=this.windowWidth*this.originX,this.windowCenterY=this.windowHeight*this.originY,this.windowRadiusX=Math.max(this.windowCenterX,this.windowWidth-this.windowCenterX),this.windowRadiusY=Math.max(this.windowCenterY,this.windowHeight-this.windowCenterY)}},{key:"updateBounds",value:function(){this.bounds=this.inputElement.getBoundingClientRect(),this.elementPositionX=this.bounds.left,this.elementPositionY=this.bounds.top,this.elementWidth=this.bounds.width,this.elementHeight=this.bounds.height,this.elementCenterX=this.elementWidth*this.originX,this.elementCenterY=this.elementHeight*this.originY,this.elementRangeX=Math.max(this.elementCenterX,this.elementWidth-this.elementCenterX),this.elementRangeY=Math.max(this.elementCenterY,this.elementHeight-this.elementCenterY)}},{key:"queueCalibration",value:function(t){clearTimeout(this.calibrationTimer),this.calibrationTimer=setTimeout(this.onCalibrationTimer,t)}},{key:"enable",value:function(){this.enabled||(this.enabled=!0,this.orientationSupport?(this.portrait=!1,window.addEventListener("deviceorientation",this.onDeviceOrientation),this.detectionTimer=setTimeout(this.onOrientationTimer,this.supportDelay)):this.motionSupport?(this.portrait=!1,window.addEventListener("devicemotion",this.onDeviceMotion),this.detectionTimer=setTimeout(this.onMotionTimer,this.supportDelay)):(this.calibrationX=0,this.calibrationY=0,this.portrait=!1,window.addEventListener("mousemove",this.onMouseMove),this.doReadyCallback()),window.addEventListener("resize",this.onWindowResize),this.raf=o(this.onAnimationFrame))}},{key:"disable",value:function(){this.enabled&&(this.enabled=!1,this.orientationSupport?window.removeEventListener("deviceorientation",this.onDeviceOrientation):this.motionSupport?window.removeEventListener("devicemotion",this.onDeviceMotion):window.removeEventListener("mousemove",this.onMouseMove),window.removeEventListener("resize",this.onWindowResize),o.cancel(this.raf))}},{key:"calibrate",value:function(t,e){this.calibrateX=void 0===t?this.calibrateX:t,this.calibrateY=void 0===e?this.calibrateY:e}},{key:"invert",value:function(t,e){this.invertX=void 0===t?this.invertX:t,this.invertY=void 0===e?this.invertY:e}},{key:"friction",value:function(t,e){this.frictionX=void 0===t?this.frictionX:t,this.frictionY=void 0===e?this.frictionY:e}},{key:"scalar",value:function(t,e){this.scalarX=void 0===t?this.scalarX:t,this.scalarY=void 0===e?this.scalarY:e}},{key:"limit",value:function(t,e){this.limitX=void 0===t?this.limitX:t,this.limitY=void 0===e?this.limitY:e}},{key:"origin",value:function(t,e){this.originX=void 0===t?this.originX:t,this.originY=void 0===e?this.originY:e}},{key:"setInputElement",value:function(t){this.inputElement=t,this.updateDimensions()}},{key:"setPosition",value:function(t,e,i){e=e.toFixed(this.precision)+"px",i=i.toFixed(this.precision)+"px",this.transform3DSupport?r.css(t,"transform","translate3d("+e+","+i+",0)"):this.transform2DSupport?r.css(t,"transform","translate("+e+","+i+")"):(t.style.left=e,t.style.top=i)}},{key:"onOrientationTimer",value:function(){this.orientationSupport&&0===this.orientationStatus?(this.disable(),this.orientationSupport=!1,this.enable()):this.doReadyCallback()}},{key:"onMotionTimer",value:function(){this.motionSupport&&0===this.motionStatus?(this.disable(),this.motionSupport=!1,this.enable()):this.doReadyCallback()}},{key:"onCalibrationTimer",value:function(){this.calibrationFlag=!0}},{key:"onWindowResize",value:function(){this.updateDimensions()}},{key:"onAnimationFrame",value:function(){this.updateBounds();var t=this.inputX-this.calibrationX,e=this.inputY-this.calibrationY;(Math.abs(t)>this.calibrationThreshold||Math.abs(e)>this.calibrationThreshold)&&this.queueCalibration(0),this.portrait?(this.motionX=this.calibrateX?e:this.inputY,this.motionY=this.calibrateY?t:this.inputX):(this.motionX=this.calibrateX?t:this.inputX,this.motionY=this.calibrateY?e:this.inputY),this.motionX*=this.elementWidth*(this.scalarX/100),this.motionY*=this.elementHeight*(this.scalarY/100),isNaN(parseFloat(this.limitX))||(this.motionX=r.clamp(this.motionX,-this.limitX,this.limitX)),isNaN(parseFloat(this.limitY))||(this.motionY=r.clamp(this.motionY,-this.limitY,this.limitY)),this.velocityX+=(this.motionX-this.velocityX)*this.frictionX,this.velocityY+=(this.motionY-this.velocityY)*this.frictionY;for(var i=0;i<this.layers.length;i++){var n=this.layers[i],s=this.depthsX[i],a=this.depthsY[i],l=this.velocityX*(s*(this.invertX?-1:1)),h=this.velocityY*(a*(this.invertY?-1:1));this.setPosition(n,l,h)}this.raf=o(this.onAnimationFrame)}},{key:"rotate",value:function(t,e){var i=(t||0)/30,n=(e||0)/30,o=this.windowHeight>this.windowWidth;this.portrait!==o&&(this.portrait=o,this.calibrationFlag=!0),this.calibrationFlag&&(this.calibrationFlag=!1,this.calibrationX=i,this.calibrationY=n),this.inputX=i,this.inputY=n}},{key:"onDeviceOrientation",value:function(t){var e=t.beta,i=t.gamma;null!==e&&null!==i&&(this.orientationStatus=1,this.rotate(e,i))}},{key:"onDeviceMotion",value:function(t){var e=t.rotationRate.beta,i=t.rotationRate.gamma;null!==e&&null!==i&&(this.motionStatus=1,this.rotate(e,i))}},{key:"onMouseMove",value:function(t){var e=t.clientX,i=t.clientY;if(this.hoverOnly&&(e<this.elementPositionX||e>this.elementPositionX+this.elementWidth||i<this.elementPositionY||i>this.elementPositionY+this.elementHeight))return this.inputX=0,void(this.inputY=0);this.relativeInput?(this.clipRelativeInput&&(e=Math.max(e,this.elementPositionX),e=Math.min(e,this.elementPositionX+this.elementWidth),i=Math.max(i,this.elementPositionY),i=Math.min(i,this.elementPositionY+this.elementHeight)),this.elementRangeX&&this.elementRangeY&&(this.inputX=(e-this.elementPositionX-this.elementCenterX)/this.elementRangeX,this.inputY=(i-this.elementPositionY-this.elementCenterY)/this.elementRangeY)):this.windowRadiusX&&this.windowRadiusY&&(this.inputX=(e-this.windowCenterX)/this.windowRadiusX,this.inputY=(i-this.windowCenterY)/this.windowRadiusY)}},{key:"destroy",value:function(){this.disable(),clearTimeout(this.calibrationTimer),clearTimeout(this.detectionTimer),this.element.removeAttribute("style");for(var t=0;t<this.layers.length;t++)this.layers[t].removeAttribute("style");delete this.element,delete this.layers}},{key:"version",value:function(){return"3.1.0"}}]),t}();e.exports=l},{"object-assign":1,raf:4}]},{},[5])(5)}));