/*!
 * Cropper v3.1.3
 * https://github.com/fengyuanchen/cropper
 *
 * Copyright (c) 2014-2017 Chen Fengyuan
 * Released under the MIT license
 *
 * Date: 2017-10-21T10:04:29.734Z
 */

(function (global, factory) {
  typeof exports === "object" && typeof module !== "undefined" ? factory(require_once("jquery")) : typeof define === "function" && define.amd ? define(["jquery"], factory) : factory(global.jQuery);
})(this, function ($) {
  "use strict";

  $ = $ && $.hasOwnProperty("default") ? $["default"] : $;

  var WINDOW = typeof window !== "undefined" ? window : {};
  var NAMESPACE = "cropper";

  // Actions
  var ACTION_ALL = "all";
  var ACTION_CROP = "crop";
  var ACTION_MOVE = "move";
  var ACTION_ZOOM = "zoom";
  var ACTION_EAST = "e";
  var ACTION_WEST = "w";
  var ACTION_SOUTH = "s";
  var ACTION_NORTH = "n";
  var ACTION_NORTH_EAST = "ne";
  var ACTION_NORTH_WEST = "nw";
  var ACTION_SOUTH_EAST = "se";
  var ACTION_SOUTH_WEST = "sw";

  // Classes
  var CLASS_CROP = NAMESPACE + "-crop";
  var CLASS_DISABLED = NAMESPACE + "-disabled";
  var CLASS_HIDDEN = NAMESPACE + "-hidden";
  var CLASS_HIDE = NAMESPACE + "-hide";
  var CLASS_INVISIBLE = NAMESPACE + "-invisible";
  var CLASS_MODAL = NAMESPACE + "-modal";
  var CLASS_MOVE = NAMESPACE + "-move";

  // Data keys
  var DATA_ACTION = "action";
  var DATA_PREVIEW = "preview";

  // Drag modes
  var DRAG_MODE_CROP = "crop";
  var DRAG_MODE_MOVE = "move";
  var DRAG_MODE_NONE = "none";

  // Events
  var EVENT_CROP = "crop";
  var EVENT_CROP_END = "cropend";
  var EVENT_CROP_MOVE = "cropmove";
  var EVENT_CROP_START = "cropstart";
  var EVENT_DBLCLICK = "dblclick";
  var EVENT_ERROR = "error";
  var EVENT_LOAD = "load";
  var EVENT_POINTER_DOWN = WINDOW.PointerEvent ? "pointerdown" : "touchstart mousedown";
  var EVENT_POINTER_MOVE = WINDOW.PointerEvent ? "pointermove" : "touchmove mousemove";
  var EVENT_POINTER_UP = WINDOW.PointerEvent ? " pointerup pointercancel" : "touchend touchcancel mouseup";
  var EVENT_READY = "ready";
  var EVENT_RESIZE = "resize";
  var EVENT_WHEEL = "wheel mousewheel DOMMouseScroll";
  var EVENT_ZOOM = "zoom";

  // RegExps
  var REGEXP_ACTIONS = /^(e|w|s|n|se|sw|ne|nw|all|crop|move|zoom)$/;
  var REGEXP_DATA_URL = /^data:/;
  var REGEXP_DATA_URL_JPEG = /^data:image\/jpeg;base64,/;
  var REGEXP_TAG_NAME = /^(img|canvas)$/i;

  var DEFAULTS = {
    // Define the view mode of the cropper
    viewMode: 0, // 0, 1, 2, 3

    // Define the dragging mode of the cropper
    dragMode: DRAG_MODE_CROP, // 'crop', 'move' or 'none'

    // Define the aspect ratio of the crop box
    aspectRatio: NaN,

    // An object with the previous cropping result data
    data: null,

    // A selector for adding extra containers to preview
    preview: "",

    // Re-render the cropper when resize the window
    responsive: true,

    // Restore the cropped area after resize the window
    restore: true,

    // Check if the current image is a cross-origin image
    checkCrossOrigin: true,

    // Check the current image's Exif Orientation information
    checkOrientation: true,

    // Show the black modal
    modal: true,

    // Show the dashed lines for guiding
    guides: true,

    // Show the center indicator for guiding
    center: true,

    // Show the white modal to highlight the crop box
    highlight: true,

    // Show the grid background
    background: true,

    // Enable to crop the image automatically when initialize
    autoCrop: true,

    // Define the percentage of automatic cropping area when initializes
    autoCropArea: 0.8,

    // Enable to move the image
    movable: true,

    // Enable to rotate the image
    rotatable: true,

    // Enable to scale the image
    scalable: true,

    // Enable to zoom the image
    zoomable: true,

    // Enable to zoom the image by dragging touch
    zoomOnTouch: true,

    // Enable to zoom the image by wheeling mouse
    zoomOnWheel: true,

    // Define zoom ratio when zoom the image by wheeling mouse
    wheelZoomRatio: 0.1,

    // Enable to move the crop box
    cropBoxMovable: true,

    // Enable to resize the crop box
    cropBoxResizable: true,

    // Toggle drag mode between "crop" and "move" when click twice on the cropper
    toggleDragModeOnDblclick: true,

    // Size limitation
    minCanvasWidth: 0,
    minCanvasHeight: 0,
    minCropBoxWidth: 0,
    minCropBoxHeight: 0,
    minContainerWidth: 200,
    minContainerHeight: 100,

    // Shortcuts of events
    ready: null,
    cropstart: null,
    cropmove: null,
    cropend: null,
    crop: null,
    zoom: null,
  };

  var TEMPLATE =
    '<div class="cropper-container">' +
    '<div class="cropper-wrap-box">' +
    '<div class="cropper-canvas"></div>' +
    "</div>" +
    '<div class="cropper-drag-box"></div>' +
    '<div class="cropper-crop-box">' +
    '<span class="cropper-view-box"></span>' +
    '<span class="cropper-dashed dashed-h"></span>' +
    '<span class="cropper-dashed dashed-v"></span>' +
    '<span class="cropper-center"></span>' +
    '<span class="cropper-face"></span>' +
    '<span class="cropper-line line-e" data-action="e"></span>' +
    '<span class="cropper-line line-n" data-action="n"></span>' +
    '<span class="cropper-line line-w" data-action="w"></span>' +
    '<span class="cropper-line line-s" data-action="s"></span>' +
    '<span class="cropper-point point-e" data-action="e"></span>' +
    '<span class="cropper-point point-n" data-action="n"></span>' +
    '<span class="cropper-point point-w" data-action="w"></span>' +
    '<span class="cropper-point point-s" data-action="s"></span>' +
    '<span class="cropper-point point-ne" data-action="ne"></span>' +
    '<span class="cropper-point point-nw" data-action="nw"></span>' +
    '<span class="cropper-point point-sw" data-action="sw"></span>' +
    '<span class="cropper-point point-se" data-action="se"></span>' +
    "</div>" +
    "</div>";

  function _toConsumableArray(arr) {
    if (Array.isArray(arr)) {
      for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {
        arr2[i] = arr[i];
      }
      return arr2;
    } else {
      return Array.from(arr);
    }
  }

  /**
   * Check if the given value is a string.
   * @param {*} value - The value to check.
   * @returns {boolean} Returns `true` if the given value is a string, else `false`.
   */
  function isString(value) {
    return typeof value === "string";
  }

  /**
   * Check if the given value is not a number.
   */
  var isNaN = Number.isNaN || WINDOW.isNaN;

  /**
   * Check if the given value is a number.
   * @param {*} value - The value to check.
   * @returns {boolean} Returns `true` if the given value is a number, else `false`.
   */
  function isNumber(value) {
    return typeof value === "number" && !isNaN(value);
  }

  /**
   * Check if the given value is undefined.
   * @param {*} value - The value to check.
   * @returns {boolean} Returns `true` if the given value is undefined, else `false`.
   */
  function isUndefined(value) {
    return typeof value === "undefined";
  }

  /**
   * Takes a function and returns a new one that will always have a particular context.
   * Custom proxy to avoid jQuery's guid.
   * @param {Function} fn - The target function.
   * @param {Object} context - The new context for the function.
   * @returns {Function} The new function.
   */
  function proxy(fn, context) {
    for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
      args[_key - 2] = arguments[_key];
    }

    return function () {
      for (var _len2 = arguments.length, args2 = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
        args2[_key2] = arguments[_key2];
      }

      return fn.apply(context, args.concat(args2));
    };
  }

  /**
   * Get the own enumerable properties of a given object.
   * @param {Object} obj - The target object.
   * @returns {Array} All the own enumerable properties of the given object.
   */
  var objectKeys =
    Object.keys ||
    function objectKeys(obj) {
      var keys = [];

      $.each(obj, function (key) {
        keys.push(key);
      });

      return keys;
    };

  var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i;

  /**
   * Normalize decimal number.
   * Check out {@link http://0.30000000000000004.com/ }
   * @param {number} value - The value to normalize.
   * @param {number} [times=100000000000] - The times for normalizing.
   * @returns {number} Returns the normalized number.
   */
  function normalizeDecimalNumber(value) {
    var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000;

    return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value;
  }

  var location = WINDOW.location;

  var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\d*)/i;

  /**
   * Check if the given URL is a cross origin URL.
   * @param {string} url - The target URL.
   * @returns {boolean} Returns `true` if the given URL is a cross origin URL, else `false`.
   */
  function isCrossOriginURL(url) {
    var parts = url.match(REGEXP_ORIGINS);

    return parts && (parts[1] !== location.protocol || parts[2] !== location.hostname || parts[3] !== location.port);
  }

  /**
   * Add timestamp to the given URL.
   * @param {string} url - The target URL.
   * @returns {string} The result URL.
   */
  function addTimestamp(url) {
    var timestamp = "timestamp=" + new Date().getTime();

    return url + (url.indexOf("?") === -1 ? "?" : "&") + timestamp;
  }

  /**
   * Get transform values base on the given object.
   * @param {Object} obj - The target object.
   * @returns {string} A string contains transform values.
   */
  function getTransformValues(_ref) {
    var rotate = _ref.rotate,
      scaleX = _ref.scaleX,
      scaleY = _ref.scaleY,
      translateX = _ref.translateX,
      translateY = _ref.translateY;

    var values = [];

    if (isNumber(translateX) && translateX !== 0) {
      values.push("translateX(" + translateX + "px)");
    }

    if (isNumber(translateY) && translateY !== 0) {
      values.push("translateY(" + translateY + "px)");
    }

    // Rotate should come first before scale to match orientation transform
    if (isNumber(rotate) && rotate !== 0) {
      values.push("rotate(" + rotate + "deg)");
    }

    if (isNumber(scaleX) && scaleX !== 1) {
      values.push("scaleX(" + scaleX + ")");
    }

    if (isNumber(scaleY) && scaleY !== 1) {
      values.push("scaleY(" + scaleY + ")");
    }

    return values.length ? values.join(" ") : "none";
  }

  var navigator = WINDOW.navigator;

  var IS_SAFARI_OR_UIWEBVIEW = navigator && /(Macintosh|iPhone|iPod|iPad).*AppleWebKit/i.test(navigator.userAgent);

  /**
   * Get an image's natural sizes.
   * @param {string} image - The target image.
   * @param {Function} callback - The callback function.
   */
  function getImageNaturalSizes(image, callback) {
    // Modern browsers (except Safari)
    if (image.naturalWidth && !IS_SAFARI_OR_UIWEBVIEW) {
      callback(image.naturalWidth, image.naturalHeight);
      return;
    }

    var newImage = document.createElement("img");

    newImage.onload = function () {
      callback(newImage.width, newImage.height);
    };

    newImage.src = image.src;
  }

  /**
   * Get the max ratio of a group of pointers.
   * @param {string} pointers - The target pointers.
   * @returns {number} The result ratio.
   */
  function getMaxZoomRatio(pointers) {
    var pointers2 = $.extend({}, pointers);
    var ratios = [];

    $.each(pointers, function (pointerId, pointer) {
      delete pointers2[pointerId];

      $.each(pointers2, function (pointerId2, pointer2) {
        var x1 = Math.abs(pointer.startX - pointer2.startX);
        var y1 = Math.abs(pointer.startY - pointer2.startY);
        var x2 = Math.abs(pointer.endX - pointer2.endX);
        var y2 = Math.abs(pointer.endY - pointer2.endY);
        var z1 = Math.sqrt(x1 * x1 + y1 * y1);
        var z2 = Math.sqrt(x2 * x2 + y2 * y2);
        var ratio = (z2 - z1) / z1;

        ratios.push(ratio);
      });
    });

    ratios.sort(function (a, b) {
      return Math.abs(a) < Math.abs(b);
    });

    return ratios[0];
  }

  /**
   * Get a pointer from an event object.
   * @param {Object} event - The target event object.
   * @param {boolean} endOnly - Indicates if only returns the end point coordinate or not.
   * @returns {Object} The result pointer contains start and/or end point coordinates.
   */
  function getPointer(_ref2, endOnly) {
    var pageX = _ref2.pageX,
      pageY = _ref2.pageY;

    var end = {
      endX: pageX,
      endY: pageY,
    };

    if (endOnly) {
      return end;
    }

    return $.extend(
      {
        startX: pageX,
        startY: pageY,
      },
      end
    );
  }

  /**
   * Get the center point coordinate of a group of pointers.
   * @param {Object} pointers - The target pointers.
   * @returns {Object} The center point coordinate.
   */
  function getPointersCenter(pointers) {
    var pageX = 0;
    var pageY = 0;
    var count = 0;

    $.each(pointers, function (pointerId, _ref3) {
      var startX = _ref3.startX,
        startY = _ref3.startY;

      pageX += startX;
      pageY += startY;
      count += 1;
    });

    pageX /= count;
    pageY /= count;

    return {
      pageX: pageX,
      pageY: pageY,
    };
  }

  /**
   * Check if the given value is a finite number.
   */
  var isFinite = Number.isFinite || WINDOW.isFinite;

  /**
   * Get the max sizes in a rectangle under the given aspect ratio.
   * @param {Object} data - The original sizes.
   * @returns {Object} The result sizes.
   */
  function getContainSizes(_ref4) {
    var aspectRatio = _ref4.aspectRatio,
      height = _ref4.height,
      width = _ref4.width;

    var isValidNumber = function isValidNumber(value) {
      return isFinite(value) && value > 0;
    };

    if (isValidNumber(width) && isValidNumber(height)) {
      if (height * aspectRatio > width) {
        height = width / aspectRatio;
      } else {
        width = height * aspectRatio;
      }
    } else if (isValidNumber(width)) {
      height = width / aspectRatio;
    } else if (isValidNumber(height)) {
      width = height * aspectRatio;
    }

    return {
      width: width,
      height: height,
    };
  }

  /**
   * Get the new sizes of a rectangle after rotated.
   * @param {Object} data - The original sizes.
   * @returns {Object} The result sizes.
   */
  function getRotatedSizes(_ref5) {
    var width = _ref5.width,
      height = _ref5.height,
      degree = _ref5.degree;

    degree = Math.abs(degree);

    if (degree % 180 === 90) {
      return {
        width: height,
        height: width,
      };
    }

    var arc = ((degree % 90) * Math.PI) / 180;
    var sinArc = Math.sin(arc);
    var cosArc = Math.cos(arc);

    return {
      width: width * cosArc + height * sinArc,
      height: width * sinArc + height * cosArc,
    };
  }

  /**
   * Get a canvas which drew the given image.
   * @param {HTMLImageElement} image - The image for drawing.
   * @param {Object} imageData - The image data.
   * @param {Object} canvasData - The canvas data.
   * @param {Object} options - The options.
   * @returns {HTMLCanvasElement} The result canvas.
   */
  function getSourceCanvas(image, _ref6, _ref7, _ref8) {
    var imageNaturalWidth = _ref6.naturalWidth,
      imageNaturalHeight = _ref6.naturalHeight,
      _ref6$rotate = _ref6.rotate,
      rotate = _ref6$rotate === undefined ? 0 : _ref6$rotate,
      _ref6$scaleX = _ref6.scaleX,
      scaleX = _ref6$scaleX === undefined ? 1 : _ref6$scaleX,
      _ref6$scaleY = _ref6.scaleY,
      scaleY = _ref6$scaleY === undefined ? 1 : _ref6$scaleY;
    var aspectRatio = _ref7.aspectRatio,
      naturalWidth = _ref7.naturalWidth,
      naturalHeight = _ref7.naturalHeight;
    var _ref8$fillColor = _ref8.fillColor,
      fillColor = _ref8$fillColor === undefined ? "solid" : "#ffffff",
      _ref8$imageSmoothingE = _ref8.imageSmoothingEnabled,
      imageSmoothingEnabled = _ref8$imageSmoothingE === undefined ? true : _ref8$imageSmoothingE,
      _ref8$imageSmoothingQ = _ref8.imageSmoothingQuality,
      imageSmoothingQuality = _ref8$imageSmoothingQ === undefined ? "low" : _ref8$imageSmoothingQ,
      _ref8$maxWidth = _ref8.maxWidth,
      maxWidth = _ref8$maxWidth === undefined ? Infinity : _ref8$maxWidth,
      _ref8$maxHeight = _ref8.maxHeight,
      maxHeight = _ref8$maxHeight === undefined ? Infinity : _ref8$maxHeight,
      _ref8$minWidth = _ref8.minWidth,
      minWidth = _ref8$minWidth === undefined ? 0 : _ref8$minWidth,
      _ref8$minHeight = _ref8.minHeight,
      minHeight = _ref8$minHeight === undefined ? 0 : _ref8$minHeight;

    var maxSizes = getContainSizes({
      aspectRatio: aspectRatio,
      width: maxWidth,
      height: maxHeight,
    });
    var minSizes = getContainSizes({
      aspectRatio: aspectRatio,
      width: minWidth,
      height: minHeight,
    });
    var width = Math.min(maxSizes.width, Math.max(minSizes.width, naturalWidth));
    var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
    var canvas = document.createElement("canvas");
    var context = canvas.getContext("2d");
    var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight];

    canvas.width = normalizeDecimalNumber(width);
    canvas.height = normalizeDecimalNumber(height);
    context.fillStyle = fillColor;
    context.fillRect(0, 0, width, height);
    context.save();
    context.translate(width / 2, height / 2);
    context.rotate((rotate * Math.PI) / 180);
    context.scale(scaleX, scaleY);
    context.imageSmoothingEnabled = !!imageSmoothingEnabled;
    context.imageSmoothingQuality = imageSmoothingQuality;
    context.drawImage.apply(
      context,
      [image].concat(
        _toConsumableArray(
          $.map(params, function (param) {
            return Math.floor(normalizeDecimalNumber(param));
          })
        )
      )
    );
    context.restore();
    return canvas;
  }

  var fromCharCode = String.fromCharCode;

  /**
   * Get string from char code in data view.
   * @param {DataView} dataView - The data view for read.
   * @param {number} start - The start index.
   * @param {number} length - The read length.
   * @returns {string} The read result.
   */

  function getStringFromCharCode(dataView, start, length) {
    var str = "";
    var i = void 0;

    length += start;

    for (i = start; i < length; i += 1) {
      str += fromCharCode(dataView.getUint8(i));
    }

    return str;
  }

  var REGEXP_DATA_URL_HEAD = /^data:.*,/;

  /**
   * Transform Data URL to array buffer.
   * @param {string} dataURL - The Data URL to transform.
   * @returns {ArrayBuffer} The result array buffer.
   */
  function dataURLToArrayBuffer(dataURL) {
    var base64 = dataURL.replace(REGEXP_DATA_URL_HEAD, "");
    var binary = atob(base64);
    var arrayBuffer = new ArrayBuffer(binary.length);
    var uint8 = new Uint8Array(arrayBuffer);

    $.each(uint8, function (i) {
      uint8[i] = binary.charCodeAt(i);
    });

    return arrayBuffer;
  }

  /**
   * Transform array buffer to Data URL.
   * @param {ArrayBuffer} arrayBuffer - The array buffer to transform.
   * @param {string} mimeType - The mime type of the Data URL.
   * @returns {string} The result Data URL.
   */
  function arrayBufferToDataURL(arrayBuffer, mimeType) {
    var uint8 = new Uint8Array(arrayBuffer);
    var data = "";

    // TypedArray.prototype.forEach is not supported in some browsers.
    $.each(uint8, function (i, value) {
      data += fromCharCode(value);
    });

    return "data:" + mimeType + ";base64," + btoa(data);
  }

  /**
   * Get orientation value from given array buffer.
   * @param {ArrayBuffer} arrayBuffer - The array buffer to read.
   * @returns {number} The read orientation value.
   */
  function getOrientation(arrayBuffer) {
    var dataView = new DataView(arrayBuffer);
    var orientation = void 0;
    var littleEndian = void 0;
    var app1Start = void 0;
    var ifdStart = void 0;

    // Only handle JPEG image (start by 0xFFD8)
    if (dataView.getUint8(0) === 0xff && dataView.getUint8(1) === 0xd8) {
      var length = dataView.byteLength;
      var offset = 2;

      while (offset < length) {
        if (dataView.getUint8(offset) === 0xff && dataView.getUint8(offset + 1) === 0xe1) {
          app1Start = offset;
          break;
        }

        offset += 1;
      }
    }

    if (app1Start) {
      var exifIDCode = app1Start + 4;
      var tiffOffset = app1Start + 10;

      if (getStringFromCharCode(dataView, exifIDCode, 4) === "Exif") {
        var endianness = dataView.getUint16(tiffOffset);

        littleEndian = endianness === 0x4949;

        if (littleEndian || endianness === 0x4d4d /* bigEndian */) {
          if (dataView.getUint16(tiffOffset + 2, littleEndian) === 0x002a) {
            var firstIFDOffset = dataView.getUint32(tiffOffset + 4, littleEndian);

            if (firstIFDOffset >= 0x00000008) {
              ifdStart = tiffOffset + firstIFDOffset;
            }
          }
        }
      }
    }

    if (ifdStart) {
      var _length = dataView.getUint16(ifdStart, littleEndian);
      var _offset = void 0;
      var i = void 0;

      for (i = 0; i < _length; i += 1) {
        _offset = ifdStart + i * 12 + 2;

        if (dataView.getUint16(_offset, littleEndian) === 0x0112 /* Orientation */) {
          // 8 is the offset of the current tag's value
          _offset += 8;

          // Get the original orientation value
          orientation = dataView.getUint16(_offset, littleEndian);

          // Override the orientation with its default value
          dataView.setUint16(_offset, 1, littleEndian);
          break;
        }
      }
    }

    return orientation;
  }

  /**
   * Parse Exif Orientation value.
   * @param {number} orientation - The orientation to parse.
   * @returns {Object} The parsed result.
   */
  function parseOrientation(orientation) {
    var rotate = 0;
    var scaleX = 1;
    var scaleY = 1;

    switch (orientation) {
      // Flip horizontal
      case 2:
        scaleX = -1;
        break;

      // Rotate left 180°
      case 3:
        rotate = -180;
        break;

      // Flip vertical
      case 4:
        scaleY = -1;
        break;

      // Flip vertical and rotate right 90°
      case 5:
        rotate = 90;
        scaleY = -1;
        break;

      // Rotate right 90°
      case 6:
        rotate = 90;
        break;

      // Flip horizontal and rotate right 90°
      case 7:
        rotate = 90;
        scaleX = -1;
        break;

      // Rotate left 90°
      case 8:
        rotate = -90;
        break;

      default:
    }

    return {
      rotate: rotate,
      scaleX: scaleX,
      scaleY: scaleY,
    };
  }

  var render = {
    render: function render() {
      this.initContainer();
      this.initCanvas();
      this.initCropBox();
      this.renderCanvas();

      if (this.cropped) {
        this.renderCropBox();
      }
    },
    initContainer: function initContainer() {
      var $element = this.$element,
        options = this.options,
        $container = this.$container,
        $cropper = this.$cropper;

      $cropper.addClass(CLASS_HIDDEN);
      $element.removeClass(CLASS_HIDDEN);

      $cropper.css(
        (this.container = {
          width: Math.max($container.width(), Number(options.minContainerWidth) || 200),
          height: Math.max($container.height(), Number(options.minContainerHeight) || 100),
        })
      );

      $element.addClass(CLASS_HIDDEN);
      $cropper.removeClass(CLASS_HIDDEN);
    },

    // Canvas (image wrapper)
    initCanvas: function initCanvas() {
      var container = this.container,
        image = this.image;
      var viewMode = this.options.viewMode;

      var rotated = Math.abs(image.rotate) % 180 === 90;
      var naturalWidth = rotated ? image.naturalHeight : image.naturalWidth;
      var naturalHeight = rotated ? image.naturalWidth : image.naturalHeight;
      var aspectRatio = naturalWidth / naturalHeight;
      var canvasWidth = container.width;
      var canvasHeight = container.height;

      if (container.height * aspectRatio > container.width) {
        if (viewMode === 3) {
          canvasWidth = container.height * aspectRatio;
        } else {
          canvasHeight = container.width / aspectRatio;
        }
      } else if (viewMode === 3) {
        canvasHeight = container.width / aspectRatio;
      } else {
        canvasWidth = container.height * aspectRatio;
      }

      var canvas = {
        aspectRatio: aspectRatio,
        naturalWidth: naturalWidth,
        naturalHeight: naturalHeight,
        width: canvasWidth,
        height: canvasHeight,
      };

      canvas.left = (container.width - canvasWidth) / 2;
      canvas.top = (container.height - canvasHeight) / 2;
      canvas.oldLeft = canvas.left;
      canvas.oldTop = canvas.top;

      this.canvas = canvas;
      this.limited = viewMode === 1 || viewMode === 2;
      this.limitCanvas(true, true);
      this.initialImage = $.extend({}, image);
      this.initialCanvas = $.extend({}, canvas);
    },
    limitCanvas: function limitCanvas(isSizeLimited, isPositionLimited) {
      var options = this.options,
        container = this.container,
        canvas = this.canvas,
        cropBox = this.cropBox;
      var viewMode = options.viewMode;
      var aspectRatio = canvas.aspectRatio;

      var cropped = this.cropped && cropBox;

      if (isSizeLimited) {
        var minCanvasWidth = Number(options.minCanvasWidth) || 0;
        var minCanvasHeight = Number(options.minCanvasHeight) || 0;

        if (viewMode > 0) {
          if (viewMode > 1) {
            minCanvasWidth = Math.max(minCanvasWidth, container.width);
            minCanvasHeight = Math.max(minCanvasHeight, container.height);

            if (viewMode === 3) {
              if (minCanvasHeight * aspectRatio > minCanvasWidth) {
                minCanvasWidth = minCanvasHeight * aspectRatio;
              } else {
                minCanvasHeight = minCanvasWidth / aspectRatio;
              }
            }
          } else if (minCanvasWidth) {
            minCanvasWidth = Math.max(minCanvasWidth, cropped ? cropBox.width : 0);
          } else if (minCanvasHeight) {
            minCanvasHeight = Math.max(minCanvasHeight, cropped ? cropBox.height : 0);
          } else if (cropped) {
            minCanvasWidth = cropBox.width;
            minCanvasHeight = cropBox.height;

            if (minCanvasHeight * aspectRatio > minCanvasWidth) {
              minCanvasWidth = minCanvasHeight * aspectRatio;
            } else {
              minCanvasHeight = minCanvasWidth / aspectRatio;
            }
          }
        }

        var _getContainSizes = getContainSizes({
          aspectRatio: aspectRatio,
          width: minCanvasWidth,
          height: minCanvasHeight,
        });

        minCanvasWidth = _getContainSizes.width;
        minCanvasHeight = _getContainSizes.height;

        canvas.minWidth = minCanvasWidth;
        canvas.minHeight = minCanvasHeight;
        canvas.maxWidth = Infinity;
        canvas.maxHeight = Infinity;
      }

      if (isPositionLimited) {
        if (viewMode > 0) {
          var newCanvasLeft = container.width - canvas.width;
          var newCanvasTop = container.height - canvas.height;

          canvas.minLeft = Math.min(0, newCanvasLeft);
          canvas.minTop = Math.min(0, newCanvasTop);
          canvas.maxLeft = Math.max(0, newCanvasLeft);
          canvas.maxTop = Math.max(0, newCanvasTop);

          if (cropped && this.limited) {
            canvas.minLeft = Math.min(cropBox.left, cropBox.left + cropBox.width - canvas.width);
            canvas.minTop = Math.min(cropBox.top, cropBox.top + cropBox.height - canvas.height);
            canvas.maxLeft = cropBox.left;
            canvas.maxTop = cropBox.top;

            if (viewMode === 2) {
              if (canvas.width >= container.width) {
                canvas.minLeft = Math.min(0, newCanvasLeft);
                canvas.maxLeft = Math.max(0, newCanvasLeft);
              }

              if (canvas.height >= container.height) {
                canvas.minTop = Math.min(0, newCanvasTop);
                canvas.maxTop = Math.max(0, newCanvasTop);
              }
            }
          }
        } else {
          canvas.minLeft = -canvas.width;
          canvas.minTop = -canvas.height;
          canvas.maxLeft = container.width;
          canvas.maxTop = container.height;
        }
      }
    },
    renderCanvas: function renderCanvas(changed, transformed) {
      var canvas = this.canvas,
        image = this.image;

      if (transformed) {
        var _getRotatedSizes = getRotatedSizes({
            width: image.naturalWidth * Math.abs(image.scaleX || 1),
            height: image.naturalHeight * Math.abs(image.scaleY || 1),
            degree: image.rotate || 0,
          }),
          naturalWidth = _getRotatedSizes.width,
          naturalHeight = _getRotatedSizes.height;

        var width = canvas.width * (naturalWidth / canvas.naturalWidth);
        var height = canvas.height * (naturalHeight / canvas.naturalHeight);

        canvas.left -= (width - canvas.width) / 2;
        canvas.top -= (height - canvas.height) / 2;
        canvas.width = width;
        canvas.height = height;
        canvas.aspectRatio = naturalWidth / naturalHeight;
        canvas.naturalWidth = naturalWidth;
        canvas.naturalHeight = naturalHeight;
        this.limitCanvas(true, false);
      }

      if (canvas.width > canvas.maxWidth || canvas.width < canvas.minWidth) {
        canvas.left = canvas.oldLeft;
      }

      if (canvas.height > canvas.maxHeight || canvas.height < canvas.minHeight) {
        canvas.top = canvas.oldTop;
      }

      canvas.width = Math.min(Math.max(canvas.width, canvas.minWidth), canvas.maxWidth);
      canvas.height = Math.min(Math.max(canvas.height, canvas.minHeight), canvas.maxHeight);

      this.limitCanvas(false, true);

      canvas.left = Math.min(Math.max(canvas.left, canvas.minLeft), canvas.maxLeft);
      canvas.top = Math.min(Math.max(canvas.top, canvas.minTop), canvas.maxTop);
      canvas.oldLeft = canvas.left;
      canvas.oldTop = canvas.top;

      this.$canvas.css({
        width: canvas.width,
        height: canvas.height,
        transform: getTransformValues({
          translateX: canvas.left,
          translateY: canvas.top,
        }),
      });

      this.renderImage(changed);

      if (this.cropped && this.limited) {
        this.limitCropBox(true, true);
      }
    },
    renderImage: function renderImage(changed) {
      var canvas = this.canvas,
        image = this.image;

      var width = image.naturalWidth * (canvas.width / canvas.naturalWidth);
      var height = image.naturalHeight * (canvas.height / canvas.naturalHeight);

      $.extend(image, {
        width: width,
        height: height,
        left: (canvas.width - width) / 2,
        top: (canvas.height - height) / 2,
      });

      this.$clone.css({
        width: image.width,
        height: image.height,
        transform: getTransformValues(
          $.extend(
            {
              translateX: image.left,
              translateY: image.top,
            },
            image
          )
        ),
      });

      if (changed) {
        this.output();
      }
    },
    initCropBox: function initCropBox() {
      var options = this.options,
        canvas = this.canvas;
      var aspectRatio = options.aspectRatio;

      var autoCropArea = Number(options.autoCropArea) || 0.8;
      var cropBox = {
        width: canvas.width,
        height: canvas.height,
      };

      if (aspectRatio) {
        if (canvas.height * aspectRatio > canvas.width) {
          cropBox.height = cropBox.width / aspectRatio;
        } else {
          cropBox.width = cropBox.height * aspectRatio;
        }
      }

      this.cropBox = cropBox;
      this.limitCropBox(true, true);

      // Initialize auto crop area
      cropBox.width = Math.min(Math.max(cropBox.width, cropBox.minWidth), cropBox.maxWidth);
      cropBox.height = Math.min(Math.max(cropBox.height, cropBox.minHeight), cropBox.maxHeight);

      // The width of auto crop area must large than "minWidth", and the height too. (#164)
      cropBox.width = Math.max(cropBox.minWidth, cropBox.width * autoCropArea);
      cropBox.height = Math.max(cropBox.minHeight, cropBox.height * autoCropArea);
      cropBox.left = canvas.left + (canvas.width - cropBox.width) / 2;
      cropBox.top = canvas.top + (canvas.height - cropBox.height) / 2;
      cropBox.oldLeft = cropBox.left;
      cropBox.oldTop = cropBox.top;

      this.initialCropBox = $.extend({}, cropBox);
    },
    limitCropBox: function limitCropBox(isSizeLimited, isPositionLimited) {
      var options = this.options,
        container = this.container,
        canvas = this.canvas,
        cropBox = this.cropBox,
        limited = this.limited;
      var aspectRatio = options.aspectRatio;

      if (isSizeLimited) {
        var minCropBoxWidth = Number(options.minCropBoxWidth) || 0;
        var minCropBoxHeight = Number(options.minCropBoxHeight) || 0;
        var maxCropBoxWidth = Math.min(container.width, limited ? canvas.width : container.width);
        var maxCropBoxHeight = Math.min(container.height, limited ? canvas.height : container.height);

        // The min/maxCropBoxWidth/Height must be less than container's width/Height
        minCropBoxWidth = Math.min(minCropBoxWidth, container.width);
        minCropBoxHeight = Math.min(minCropBoxHeight, container.height);

        if (aspectRatio) {
          if (minCropBoxWidth && minCropBoxHeight) {
            if (minCropBoxHeight * aspectRatio > minCropBoxWidth) {
              minCropBoxHeight = minCropBoxWidth / aspectRatio;
            } else {
              minCropBoxWidth = minCropBoxHeight * aspectRatio;
            }
          } else if (minCropBoxWidth) {
            minCropBoxHeight = minCropBoxWidth / aspectRatio;
          } else if (minCropBoxHeight) {
            minCropBoxWidth = minCropBoxHeight * aspectRatio;
          }

          if (maxCropBoxHeight * aspectRatio > maxCropBoxWidth) {
            maxCropBoxHeight = maxCropBoxWidth / aspectRatio;
          } else {
            maxCropBoxWidth = maxCropBoxHeight * aspectRatio;
          }
        }

        // The minWidth/Height must be less than maxWidth/Height
        cropBox.minWidth = Math.min(minCropBoxWidth, maxCropBoxWidth);
        cropBox.minHeight = Math.min(minCropBoxHeight, maxCropBoxHeight);
        cropBox.maxWidth = maxCropBoxWidth;
        cropBox.maxHeight = maxCropBoxHeight;
      }

      if (isPositionLimited) {
        if (limited) {
          cropBox.minLeft = Math.max(0, canvas.left);
          cropBox.minTop = Math.max(0, canvas.top);
          cropBox.maxLeft = Math.min(container.width, canvas.left + canvas.width) - cropBox.width;
          cropBox.maxTop = Math.min(container.height, canvas.top + canvas.height) - cropBox.height;
        } else {
          cropBox.minLeft = 0;
          cropBox.minTop = 0;
          cropBox.maxLeft = container.width - cropBox.width;
          cropBox.maxTop = container.height - cropBox.height;
        }
      }
    },
    renderCropBox: function renderCropBox() {
      var options = this.options,
        container = this.container,
        cropBox = this.cropBox;

      if (cropBox.width > cropBox.maxWidth || cropBox.width < cropBox.minWidth) {
        cropBox.left = cropBox.oldLeft;
      }

      if (cropBox.height > cropBox.maxHeight || cropBox.height < cropBox.minHeight) {
        cropBox.top = cropBox.oldTop;
      }

      cropBox.width = Math.min(Math.max(cropBox.width, cropBox.minWidth), cropBox.maxWidth);
      cropBox.height = Math.min(Math.max(cropBox.height, cropBox.minHeight), cropBox.maxHeight);

      this.limitCropBox(false, true);

      cropBox.left = Math.min(Math.max(cropBox.left, cropBox.minLeft), cropBox.maxLeft);
      cropBox.top = Math.min(Math.max(cropBox.top, cropBox.minTop), cropBox.maxTop);
      cropBox.oldLeft = cropBox.left;
      cropBox.oldTop = cropBox.top;

      if (options.movable && options.cropBoxMovable) {
        // Turn to move the canvas when the crop box is equal to the container
        this.$face.data(DATA_ACTION, cropBox.width >= container.width && cropBox.height >= container.height ? ACTION_MOVE : ACTION_ALL);
      }

      this.$cropBox.css({
        width: cropBox.width,
        height: cropBox.height,
        transform: getTransformValues({
          translateX: cropBox.left,
          translateY: cropBox.top,
        }),
      });

      if (this.cropped && this.limited) {
        this.limitCanvas(true, true);
      }

      if (!this.disabled) {
        this.output();
      }
    },
    output: function output() {
      this.preview();

      if (this.completed) {
        this.trigger(EVENT_CROP, this.getData());
      }
    },
  };

  var preview = {
    initPreview: function initPreview() {
      var crossOrigin = this.crossOrigin;

      var url = crossOrigin ? this.crossOriginUrl : this.url;
      var image = document.createElement("img");

      if (crossOrigin) {
        image.crossOrigin = crossOrigin;
      }

      image.src = url;

      var $clone2 = $(image);

      this.$preview = $(this.options.preview);
      this.$clone2 = $clone2;
      this.$viewBox.html($clone2);
      this.$preview.each(function (i, element) {
        var $element = $(element);
        var img = document.createElement("img");

        // Save the original size for recover
        $element.data(DATA_PREVIEW, {
          width: $element.width(),
          height: $element.height(),
          html: $element.html(),
        });

        if (crossOrigin) {
          img.crossOrigin = crossOrigin;
        }

        img.src = url;

        /**
         * Override img element styles
         * Add `display:block` to avoid margin top issue
         * Add `height:auto` to override `height` attribute on IE8
         * (Occur only when margin-top <= -height)
         */
        img.style.cssText = "display:block;" + "width:100%;" + "height:auto;" + "min-width:0!important;" + "min-height:0!important;" + "max-width:none!important;" + "max-height:none!important;" + 'image-orientation:0deg!important;"';

        $element.html(img);
      });
    },
    resetPreview: function resetPreview() {
      this.$preview.each(function (i, element) {
        var $element = $(element);
        var data = $element.data(DATA_PREVIEW);

        $element
          .css({
            width: data.width,
            height: data.height,
          })
          .html(data.html)
          .removeData(DATA_PREVIEW);
      });
    },
    preview: function preview() {
      var image = this.image,
        canvas = this.canvas,
        cropBox = this.cropBox;
      var cropBoxWidth = cropBox.width,
        cropBoxHeight = cropBox.height;
      var width = image.width,
        height = image.height;

      var left = cropBox.left - canvas.left - image.left;
      var top = cropBox.top - canvas.top - image.top;

      if (!this.cropped || this.disabled) {
        return;
      }

      this.$clone2.css({
        width: width,
        height: height,
        transform: getTransformValues(
          $.extend(
            {
              translateX: -left,
              translateY: -top,
            },
            image
          )
        ),
      });

      this.$preview.each(function (i, element) {
        var $element = $(element);
        var data = $element.data(DATA_PREVIEW);
        var originalWidth = data.width;
        var originalHeight = data.height;
        var newWidth = originalWidth;
        var newHeight = originalHeight;
        var ratio = 1;

        if (cropBoxWidth) {
          ratio = originalWidth / cropBoxWidth;
          newHeight = cropBoxHeight * ratio;
        }

        if (cropBoxHeight && newHeight > originalHeight) {
          ratio = originalHeight / cropBoxHeight;
          newWidth = cropBoxWidth * ratio;
          newHeight = originalHeight;
        }

        $element
          .css({
            width: newWidth,
            height: newHeight,
          })
          .find("img")
          .css({
            width: width * ratio,
            height: height * ratio,
            transform: getTransformValues(
              $.extend(
                {
                  translateX: -left * ratio,
                  translateY: -top * ratio,
                },
                image
              )
            ),
          });
      });
    },
  };

  var events = {
    bind: function bind() {
      var $element = this.$element,
        options = this.options,
        $cropper = this.$cropper;

      if ($.isFunction(options.cropstart)) {
        $element.on(EVENT_CROP_START, options.cropstart);
      }

      if ($.isFunction(options.cropmove)) {
        $element.on(EVENT_CROP_MOVE, options.cropmove);
      }

      if ($.isFunction(options.cropend)) {
        $element.on(EVENT_CROP_END, options.cropend);
      }

      if ($.isFunction(options.crop)) {
        $element.on(EVENT_CROP, options.crop);
      }

      if ($.isFunction(options.zoom)) {
        $element.on(EVENT_ZOOM, options.zoom);
      }

      $cropper.on(EVENT_POINTER_DOWN, proxy(this.cropStart, this));

      if (options.zoomable && options.zoomOnWheel) {
        $cropper.on(EVENT_WHEEL, proxy(this.wheel, this));
      }

      if (options.toggleDragModeOnDblclick) {
        $cropper.on(EVENT_DBLCLICK, proxy(this.dblclick, this));
      }

      $(document)
        .on(EVENT_POINTER_MOVE, (this.onCropMove = proxy(this.cropMove, this)))
        .on(EVENT_POINTER_UP, (this.onCropEnd = proxy(this.cropEnd, this)));

      if (options.responsive) {
        $(window).on(EVENT_RESIZE, (this.onResize = proxy(this.resize, this)));
      }
    },
    unbind: function unbind() {
      var $element = this.$element,
        options = this.options,
        $cropper = this.$cropper;

      if ($.isFunction(options.cropstart)) {
        $element.off(EVENT_CROP_START, options.cropstart);
      }

      if ($.isFunction(options.cropmove)) {
        $element.off(EVENT_CROP_MOVE, options.cropmove);
      }

      if ($.isFunction(options.cropend)) {
        $element.off(EVENT_CROP_END, options.cropend);
      }

      if ($.isFunction(options.crop)) {
        $element.off(EVENT_CROP, options.crop);
      }

      if ($.isFunction(options.zoom)) {
        $element.off(EVENT_ZOOM, options.zoom);
      }

      $cropper.off(EVENT_POINTER_DOWN, this.cropStart);

      if (options.zoomable && options.zoomOnWheel) {
        $cropper.off(EVENT_WHEEL, this.wheel);
      }

      if (options.toggleDragModeOnDblclick) {
        $cropper.off(EVENT_DBLCLICK, this.dblclick);
      }

      $(document).off(EVENT_POINTER_MOVE, this.onCropMove).off(EVENT_POINTER_UP, this.onCropEnd);

      if (options.responsive) {
        $(window).off(EVENT_RESIZE, this.onResize);
      }
    },
  };

  var handlers = {
    resize: function resize() {
      var options = this.options,
        $container = this.$container,
        container = this.container;

      var minContainerWidth = Number(options.minContainerWidth) || 200;
      var minContainerHeight = Number(options.minContainerHeight) || 100;

      if (this.disabled || container.width <= minContainerWidth || container.height <= minContainerHeight) {
        return;
      }

      var ratio = $container.width() / container.width;

      // Resize when width changed or height changed
      if (ratio !== 1 || $container.height() !== container.height) {
        var canvasData = void 0;
        var cropBoxData = void 0;

        if (options.restore) {
          canvasData = this.getCanvasData();
          cropBoxData = this.getCropBoxData();
        }

        this.render();

        if (options.restore) {
          this.setCanvasData(
            $.each(canvasData, function (i, n) {
              canvasData[i] = n * ratio;
            })
          );
          this.setCropBoxData(
            $.each(cropBoxData, function (i, n) {
              cropBoxData[i] = n * ratio;
            })
          );
        }
      }
    },
    dblclick: function dblclick() {
      if (this.disabled || this.options.dragMode === DRAG_MODE_NONE) {
        return;
      }

      this.setDragMode(this.$dragBox.hasClass(CLASS_CROP) ? DRAG_MODE_MOVE : DRAG_MODE_CROP);
    },
    wheel: function wheel(event) {
      var _this = this;

      var e = event.originalEvent || event;
      var ratio = Number(this.options.wheelZoomRatio) || 0.1;

      if (this.disabled) {
        return;
      }

      event.preventDefault();

      // Limit wheel speed to prevent zoom too fast
      if (this.wheeling) {
        return;
      }

      this.wheeling = true;

      setTimeout(function () {
        _this.wheeling = false;
      }, 50);

      var delta = 1;

      if (e.deltaY) {
        delta = e.deltaY > 0 ? 1 : -1;
      } else if (e.wheelDelta) {
        delta = -e.wheelDelta / 120;
      } else if (e.detail) {
        delta = e.detail > 0 ? 1 : -1;
      }

      this.zoom(-delta * ratio, event);
    },
    cropStart: function cropStart(e) {
      if (this.disabled) {
        return;
      }

      var options = this.options,
        pointers = this.pointers;
      var originalEvent = e.originalEvent;

      var action = void 0;

      if (originalEvent && originalEvent.changedTouches) {
        // Handle touch event
        $.each(originalEvent.changedTouches, function (i, touch) {
          pointers[touch.identifier] = getPointer(touch);
        });
      } else {
        // Handle mouse event and pointer event
        pointers[(originalEvent && originalEvent.pointerId) || 0] = getPointer(originalEvent || e);
      }

      if (objectKeys(pointers).length > 1 && options.zoomable && options.zoomOnTouch) {
        action = ACTION_ZOOM;
      } else {
        action = $(e.target).data(DATA_ACTION);
      }

      if (!REGEXP_ACTIONS.test(action)) {
        return;
      }

      if (
        this.trigger(EVENT_CROP_START, {
          originalEvent: originalEvent,
          action: action,
        }).isDefaultPrevented()
      ) {
        return;
      }

      e.preventDefault();

      this.action = action;
      this.cropping = false;

      if (action === ACTION_CROP) {
        this.cropping = true;
        this.$dragBox.addClass(CLASS_MODAL);
      }
    },
    cropMove: function cropMove(e) {
      var action = this.action;

      if (this.disabled || !action) {
        return;
      }

      var pointers = this.pointers;
      var originalEvent = e.originalEvent;

      e.preventDefault();

      if (
        this.trigger(EVENT_CROP_MOVE, {
          originalEvent: originalEvent,
          action: action,
        }).isDefaultPrevented()
      ) {
        return;
      }

      if (originalEvent && originalEvent.changedTouches) {
        $.each(originalEvent.changedTouches, function (i, touch) {
          $.extend(pointers[touch.identifier], getPointer(touch, true));
        });
      } else {
        $.extend(pointers[(originalEvent && originalEvent.pointerId) || 0], getPointer(originalEvent || e, true));
      }

      this.change(e);
    },
    cropEnd: function cropEnd(e) {
      if (this.disabled) {
        return;
      }

      var action = this.action;
      var pointers = this.pointers;
      var originalEvent = e.originalEvent;

      if (originalEvent && originalEvent.changedTouches) {
        $.each(originalEvent.changedTouches, function (i, touch) {
          delete pointers[touch.identifier];
        });
      } else {
        delete pointers[(originalEvent && originalEvent.pointerId) || 0];
      }

      if (!action) {
        return;
      }

      e.preventDefault();

      if (!objectKeys(pointers).length) {
        this.action = "";
      }

      if (this.cropping) {
        this.cropping = false;
        this.$dragBox.toggleClass(CLASS_MODAL, this.cropped && this.options.modal);
      }

      this.trigger(EVENT_CROP_END, {
        originalEvent: originalEvent,
        action: action,
      });
    },
  };

  var change = {
    change: function change(e) {
      var options = this.options,
        pointers = this.pointers,
        container = this.container,
        canvas = this.canvas,
        cropBox = this.cropBox;
      var action = this.action;
      var aspectRatio = options.aspectRatio;
      var left = cropBox.left,
        top = cropBox.top,
        width = cropBox.width,
        height = cropBox.height;

      var right = left + width;
      var bottom = top + height;
      var minLeft = 0;
      var minTop = 0;
      var maxWidth = container.width;
      var maxHeight = container.height;
      var renderable = true;
      var offset = void 0;

      // Locking aspect ratio in "free mode" by holding shift key (#259)
      if (!aspectRatio && e.shiftKey) {
        aspectRatio = width && height ? width / height : 1;
      }

      if (this.limited) {
        minLeft = cropBox.minLeft;
        minTop = cropBox.minTop;

        maxWidth = minLeft + Math.min(container.width, canvas.width, canvas.left + canvas.width);
        maxHeight = minTop + Math.min(container.height, canvas.height, canvas.top + canvas.height);
      }

      var pointer = pointers[objectKeys(pointers)[0]];
      var range = {
        x: pointer.endX - pointer.startX,
        y: pointer.endY - pointer.startY,
      };
      var check = function check(side) {
        switch (side) {
          case ACTION_EAST:
            if (right + range.x > maxWidth) {
              range.x = maxWidth - right;
            }

            break;

          case ACTION_WEST:
            if (left + range.x < minLeft) {
              range.x = minLeft - left;
            }

            break;

          case ACTION_NORTH:
            if (top + range.y < minTop) {
              range.y = minTop - top;
            }

            break;

          case ACTION_SOUTH:
            if (bottom + range.y > maxHeight) {
              range.y = maxHeight - bottom;
            }

            break;

          default:
        }
      };

      switch (action) {
        // Move crop box
        case ACTION_ALL:
          left += range.x;
          top += range.y;
          break;

        // Resize crop box
        case ACTION_EAST:
          if (range.x >= 0 && (right >= maxWidth || (aspectRatio && (top <= minTop || bottom >= maxHeight)))) {
            renderable = false;
            break;
          }

          check(ACTION_EAST);
          width += range.x;

          if (aspectRatio) {
            height = width / aspectRatio;
            top -= range.x / aspectRatio / 2;
          }

          if (width < 0) {
            action = ACTION_WEST;
            width = 0;
          }

          break;

        case ACTION_NORTH:
          if (range.y <= 0 && (top <= minTop || (aspectRatio && (left <= minLeft || right >= maxWidth)))) {
            renderable = false;
            break;
          }

          check(ACTION_NORTH);
          height -= range.y;
          top += range.y;

          if (aspectRatio) {
            width = height * aspectRatio;
            left += (range.y * aspectRatio) / 2;
          }

          if (height < 0) {
            action = ACTION_SOUTH;
            height = 0;
          }

          break;

        case ACTION_WEST:
          if (range.x <= 0 && (left <= minLeft || (aspectRatio && (top <= minTop || bottom >= maxHeight)))) {
            renderable = false;
            break;
          }

          check(ACTION_WEST);
          width -= range.x;
          left += range.x;

          if (aspectRatio) {
            height = width / aspectRatio;
            top += range.x / aspectRatio / 2;
          }

          if (width < 0) {
            action = ACTION_EAST;
            width = 0;
          }

          break;

        case ACTION_SOUTH:
          if (range.y >= 0 && (bottom >= maxHeight || (aspectRatio && (left <= minLeft || right >= maxWidth)))) {
            renderable = false;
            break;
          }

          check(ACTION_SOUTH);
          height += range.y;

          if (aspectRatio) {
            width = height * aspectRatio;
            left -= (range.y * aspectRatio) / 2;
          }

          if (height < 0) {
            action = ACTION_NORTH;
            height = 0;
          }

          break;

        case ACTION_NORTH_EAST:
          if (aspectRatio) {
            if (range.y <= 0 && (top <= minTop || right >= maxWidth)) {
              renderable = false;
              break;
            }

            check(ACTION_NORTH);
            height -= range.y;
            top += range.y;
            width = height * aspectRatio;
          } else {
            check(ACTION_NORTH);
            check(ACTION_EAST);

            if (range.x >= 0) {
              if (right < maxWidth) {
                width += range.x;
              } else if (range.y <= 0 && top <= minTop) {
                renderable = false;
              }
            } else {
              width += range.x;
            }

            if (range.y <= 0) {
              if (top > minTop) {
                height -= range.y;
                top += range.y;
              }
            } else {
              height -= range.y;
              top += range.y;
            }
          }

          if (width < 0 && height < 0) {
            action = ACTION_SOUTH_WEST;
            height = 0;
            width = 0;
          } else if (width < 0) {
            action = ACTION_NORTH_WEST;
            width = 0;
          } else if (height < 0) {
            action = ACTION_SOUTH_EAST;
            height = 0;
          }

          break;

        case ACTION_NORTH_WEST:
          if (aspectRatio) {
            if (range.y <= 0 && (top <= minTop || left <= minLeft)) {
              renderable = false;
              break;
            }

            check(ACTION_NORTH);
            height -= range.y;
            top += range.y;
            width = height * aspectRatio;
            left += range.y * aspectRatio;
          } else {
            check(ACTION_NORTH);
            check(ACTION_WEST);

            if (range.x <= 0) {
              if (left > minLeft) {
                width -= range.x;
                left += range.x;
              } else if (range.y <= 0 && top <= minTop) {
                renderable = false;
              }
            } else {
              width -= range.x;
              left += range.x;
            }

            if (range.y <= 0) {
              if (top > minTop) {
                height -= range.y;
                top += range.y;
              }
            } else {
              height -= range.y;
              top += range.y;
            }
          }

          if (width < 0 && height < 0) {
            action = ACTION_SOUTH_EAST;
            height = 0;
            width = 0;
          } else if (width < 0) {
            action = ACTION_NORTH_EAST;
            width = 0;
          } else if (height < 0) {
            action = ACTION_SOUTH_WEST;
            height = 0;
          }

          break;

        case ACTION_SOUTH_WEST:
          if (aspectRatio) {
            if (range.x <= 0 && (left <= minLeft || bottom >= maxHeight)) {
              renderable = false;
              break;
            }

            check(ACTION_WEST);
            width -= range.x;
            left += range.x;
            height = width / aspectRatio;
          } else {
            check(ACTION_SOUTH);
            check(ACTION_WEST);

            if (range.x <= 0) {
              if (left > minLeft) {
                width -= range.x;
                left += range.x;
              } else if (range.y >= 0 && bottom >= maxHeight) {
                renderable = false;
              }
            } else {
              width -= range.x;
              left += range.x;
            }

            if (range.y >= 0) {
              if (bottom < maxHeight) {
                height += range.y;
              }
            } else {
              height += range.y;
            }
          }

          if (width < 0 && height < 0) {
            action = ACTION_NORTH_EAST;
            height = 0;
            width = 0;
          } else if (width < 0) {
            action = ACTION_SOUTH_EAST;
            width = 0;
          } else if (height < 0) {
            action = ACTION_NORTH_WEST;
            height = 0;
          }

          break;

        case ACTION_SOUTH_EAST:
          if (aspectRatio) {
            if (range.x >= 0 && (right >= maxWidth || bottom >= maxHeight)) {
              renderable = false;
              break;
            }

            check(ACTION_EAST);
            width += range.x;
            height = width / aspectRatio;
          } else {
            check(ACTION_SOUTH);
            check(ACTION_EAST);

            if (range.x >= 0) {
              if (right < maxWidth) {
                width += range.x;
              } else if (range.y >= 0 && bottom >= maxHeight) {
                renderable = false;
              }
            } else {
              width += range.x;
            }

            if (range.y >= 0) {
              if (bottom < maxHeight) {
                height += range.y;
              }
            } else {
              height += range.y;
            }
          }

          if (width < 0 && height < 0) {
            action = ACTION_NORTH_WEST;
            height = 0;
            width = 0;
          } else if (width < 0) {
            action = ACTION_SOUTH_WEST;
            width = 0;
          } else if (height < 0) {
            action = ACTION_NORTH_EAST;
            height = 0;
          }

          break;

        // Move canvas
        case ACTION_MOVE:
          this.move(range.x, range.y);
          renderable = false;
          break;

        // Zoom canvas
        case ACTION_ZOOM:
          this.zoom(getMaxZoomRatio(pointers), e.originalEvent);
          renderable = false;
          break;

        // Create crop box
        case ACTION_CROP:
          if (!range.x || !range.y) {
            renderable = false;
            break;
          }

          offset = this.$cropper.offset();
          left = pointer.startX - offset.left;
          top = pointer.startY - offset.top;
          width = cropBox.minWidth;
          height = cropBox.minHeight;

          if (range.x > 0) {
            action = range.y > 0 ? ACTION_SOUTH_EAST : ACTION_NORTH_EAST;
          } else if (range.x < 0) {
            left -= width;
            action = range.y > 0 ? ACTION_SOUTH_WEST : ACTION_NORTH_WEST;
          }

          if (range.y < 0) {
            top -= height;
          }

          // Show the crop box if is hidden
          if (!this.cropped) {
            this.$cropBox.removeClass(CLASS_HIDDEN);
            this.cropped = true;

            if (this.limited) {
              this.limitCropBox(true, true);
            }
          }

          break;

        default:
      }

      if (renderable) {
        cropBox.width = width;
        cropBox.height = height;
        cropBox.left = left;
        cropBox.top = top;
        this.action = action;
        this.renderCropBox();
      }

      // Override
      $.each(pointers, function (i, p) {
        p.startX = p.endX;
        p.startY = p.endY;
      });
    },
  };

  function _toConsumableArray$1(arr) {
    if (Array.isArray(arr)) {
      for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {
        arr2[i] = arr[i];
      }
      return arr2;
    } else {
      return Array.from(arr);
    }
  }

  var methods = {
    // Show the crop box manually
    crop: function crop() {
      if (!this.ready || this.disabled) {
        return;
      }

      if (!this.cropped) {
        this.cropped = true;
        this.limitCropBox(true, true);

        if (this.options.modal) {
          this.$dragBox.addClass(CLASS_MODAL);
        }

        this.$cropBox.removeClass(CLASS_HIDDEN);
      }

      this.setCropBoxData(this.initialCropBox);
    },

    // Reset the image and crop box to their initial states
    reset: function reset() {
      if (!this.ready || this.disabled) {
        return;
      }

      this.image = $.extend({}, this.initialImage);
      this.canvas = $.extend({}, this.initialCanvas);
      this.cropBox = $.extend({}, this.initialCropBox);
      this.renderCanvas();

      if (this.cropped) {
        this.renderCropBox();
      }
    },

    // Clear the crop box
    clear: function clear() {
      if (!this.cropped || this.disabled) {
        return;
      }

      $.extend(this.cropBox, {
        left: 0,
        top: 0,
        width: 0,
        height: 0,
      });

      this.cropped = false;
      this.renderCropBox();
      this.limitCanvas(true, true);

      // Render canvas after crop box rendered
      this.renderCanvas();
      this.$dragBox.removeClass(CLASS_MODAL);
      this.$cropBox.addClass(CLASS_HIDDEN);
    },

    /**
     * Replace the image's src and rebuild the cropper
     * @param {string} url - The new URL.
     * @param {boolean} [onlyColorChanged] - Indicate if the new image only changed color.
     */
    replace: function replace(url, onlyColorChanged) {
      if (!this.disabled && url) {
        if (this.isImg) {
          this.$element.attr("src", url);
        }

        if (onlyColorChanged) {
          this.url = url;
          this.$clone.attr("src", url);

          if (this.ready) {
            this.$preview.find("img").add(this.$clone2).attr("src", url);
          }
        } else {
          if (this.isImg) {
            this.replaced = true;
          }

          // Clear previous data
          this.options.data = null;
          this.load(url);
        }
      }
    },

    // Enable (unfreeze) the cropper
    enable: function enable() {
      if (this.ready) {
        this.disabled = false;
        this.$cropper.removeClass(CLASS_DISABLED);
      }
    },

    // Disable (freeze) the cropper
    disable: function disable() {
      if (this.ready) {
        this.disabled = true;
        this.$cropper.addClass(CLASS_DISABLED);
      }
    },

    // Destroy the cropper and remove the instance from the image
    destroy: function destroy() {
      var $element = this.$element;

      if (this.loaded) {
        if (this.isImg && this.replaced) {
          $element.attr("src", this.originalUrl);
        }

        this.unbuild();
        $element.removeClass(CLASS_HIDDEN);
      } else if (this.isImg) {
        $element.off(EVENT_LOAD, this.start);
      } else if (this.$clone) {
        this.$clone.remove();
      }

      $element.removeData(NAMESPACE);
    },

    /**
     * Move the canvas with relative offsets
     * @param {number} offsetX - The relative offset distance on the x-axis.
     * @param {number} offsetY - The relative offset distance on the y-axis.
     */
    move: function move(offsetX, offsetY) {
      var _canvas = this.canvas,
        left = _canvas.left,
        top = _canvas.top;

      this.moveTo(isUndefined(offsetX) ? offsetX : left + Number(offsetX), isUndefined(offsetY) ? offsetY : top + Number(offsetY));
    },

    /**
     * Move the canvas to an absolute point
     * @param {number} x - The x-axis coordinate.
     * @param {number} [y=x] - The y-axis coordinate.
     */
    moveTo: function moveTo(x, y) {
      var canvas = this.canvas;

      var changed = false;

      // If "y" is not present, its default value is "x"
      if (isUndefined(y)) {
        y = x;
      }

      x = Number(x);
      y = Number(y);

      if (this.ready && !this.disabled && this.options.movable) {
        if (isNumber(x)) {
          canvas.left = x;
          changed = true;
        }

        if (isNumber(y)) {
          canvas.top = y;
          changed = true;
        }

        if (changed) {
          this.renderCanvas(true);
        }
      }
    },

    /**
     * Zoom the canvas with a relative ratio
     * @param {Number} ratio - The target ratio.
     * @param {Event} _event - The related event if any.
     */
    zoom: function zoom(ratio, _event) {
      var canvas = this.canvas;

      ratio = Number(ratio);

      if (ratio < 0) {
        ratio = 1 / (1 - ratio);
      } else {
        ratio = 1 + ratio;
      }

      this.zoomTo((canvas.width * ratio) / canvas.naturalWidth, _event);
    },

    /**
     * Zoom the canvas to an absolute ratio
     * @param {number} ratio - The target ratio.
     * @param {Event} _event - The related event if any.
     */
    zoomTo: function zoomTo(ratio, _event) {
      var options = this.options,
        pointers = this.pointers,
        canvas = this.canvas;
      var width = canvas.width,
        height = canvas.height,
        naturalWidth = canvas.naturalWidth,
        naturalHeight = canvas.naturalHeight;

      ratio = Number(ratio);

      if (ratio >= 0 && this.ready && !this.disabled && options.zoomable) {
        var newWidth = naturalWidth * ratio;
        var newHeight = naturalHeight * ratio;
        var originalEvent = void 0;

        if (_event) {
          originalEvent = _event.originalEvent;
        }

        if (
          this.trigger(EVENT_ZOOM, {
            originalEvent: originalEvent,
            oldRatio: width / naturalWidth,
            ratio: newWidth / naturalWidth,
          }).isDefaultPrevented()
        ) {
          return;
        }

        if (originalEvent) {
          var offset = this.$cropper.offset();
          var center =
            pointers && objectKeys(pointers).length
              ? getPointersCenter(pointers)
              : {
                  pageX: _event.pageX || originalEvent.pageX || 0,
                  pageY: _event.pageY || originalEvent.pageY || 0,
                };

          // Zoom from the triggering point of the event
          canvas.left -= (newWidth - width) * ((center.pageX - offset.left - canvas.left) / width);
          canvas.top -= (newHeight - height) * ((center.pageY - offset.top - canvas.top) / height);
        } else {
          // Zoom from the center of the canvas
          canvas.left -= (newWidth - width) / 2;
          canvas.top -= (newHeight - height) / 2;
        }

        canvas.width = newWidth;
        canvas.height = newHeight;
        this.renderCanvas(true);
      }
    },

    /**
     * Rotate the canvas with a relative degree
     * @param {number} degree - The rotate degree.
     */
    rotate: function rotate(degree) {
      this.rotateTo((this.image.rotate || 0) + Number(degree));
    },

    /**
     * Rotate the canvas to an absolute degree
     * @param {number} degree - The rotate degree.
     */
    rotateTo: function rotateTo(degree) {
      degree = Number(degree);

      if (isNumber(degree) && this.ready && !this.disabled && this.options.rotatable) {
        this.image.rotate = degree % 360;
        this.renderCanvas(true, true);
      }
    },

    /**
     * Scale the image on the x-axis.
     * @param {number} scaleX - The scale ratio on the x-axis.
     */
    scaleX: function scaleX(_scaleX) {
      var scaleY = this.image.scaleY;

      this.scale(_scaleX, isNumber(scaleY) ? scaleY : 1);
    },

    /**
     * Scale the image on the y-axis.
     * @param {number} scaleY - The scale ratio on the y-axis.
     */
    scaleY: function scaleY(_scaleY) {
      var scaleX = this.image.scaleX;

      this.scale(isNumber(scaleX) ? scaleX : 1, _scaleY);
    },

    /**
     * Scale the image
     * @param {number} scaleX - The scale ratio on the x-axis.
     * @param {number} [scaleY=scaleX] - The scale ratio on the y-axis.
     */
    scale: function scale(scaleX) {
      var scaleY = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : scaleX;
      var image = this.image;

      var transformed = false;

      scaleX = Number(scaleX);
      scaleY = Number(scaleY);

      if (this.ready && !this.disabled && this.options.scalable) {
        if (isNumber(scaleX)) {
          image.scaleX = scaleX;
          transformed = true;
        }

        if (isNumber(scaleY)) {
          image.scaleY = scaleY;
          transformed = true;
        }

        if (transformed) {
          this.renderCanvas(true, true);
        }
      }
    },

    /**
     * Get the cropped area position and size data (base on the original image)
     * @param {boolean} [rounded=false] - Indicate if round the data values or not.
     * @returns {Object} The result cropped data.
     */
    getData: function getData() {
      var rounded = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
      var options = this.options,
        image = this.image,
        canvas = this.canvas,
        cropBox = this.cropBox;

      var data = void 0;

      if (this.ready && this.cropped) {
        data = {
          x: cropBox.left - canvas.left,
          y: cropBox.top - canvas.top,
          width: cropBox.width,
          height: cropBox.height,
        };

        var ratio = image.width / image.naturalWidth;

        $.each(data, function (i, n) {
          n /= ratio;
          data[i] = rounded ? Math.round(n) : n;
        });
      } else {
        data = {
          x: 0,
          y: 0,
          width: 0,
          height: 0,
        };
      }

      if (options.rotatable) {
        data.rotate = image.rotate || 0;
      }

      if (options.scalable) {
        data.scaleX = image.scaleX || 1;
        data.scaleY = image.scaleY || 1;
      }

      return data;
    },

    /**
     * Set the cropped area position and size with new data
     * @param {Object} data - The new data.
     */
    setData: function setData(data) {
      var options = this.options,
        image = this.image,
        canvas = this.canvas;

      var cropBoxData = {};

      if ($.isFunction(data)) {
        data = data.call(this.element);
      }

      if (this.ready && !this.disabled && $.isPlainObject(data)) {
        var transformed = false;

        if (options.rotatable) {
          if (isNumber(data.rotate) && data.rotate !== image.rotate) {
            image.rotate = data.rotate;
            transformed = true;
          }
        }

        if (options.scalable) {
          if (isNumber(data.scaleX) && data.scaleX !== image.scaleX) {
            image.scaleX = data.scaleX;
            transformed = true;
          }

          if (isNumber(data.scaleY) && data.scaleY !== image.scaleY) {
            image.scaleY = data.scaleY;
            transformed = true;
          }
        }

        if (transformed) {
          this.renderCanvas(true, true);
        }

        var ratio = image.width / image.naturalWidth;

        if (isNumber(data.x)) {
          cropBoxData.left = data.x * ratio + canvas.left;
        }

        if (isNumber(data.y)) {
          cropBoxData.top = data.y * ratio + canvas.top;
        }

        if (isNumber(data.width)) {
          cropBoxData.width = data.width * ratio;
        }

        if (isNumber(data.height)) {
          cropBoxData.height = data.height * ratio;
        }

        this.setCropBoxData(cropBoxData);
      }
    },

    /**
     * Get the container size data.
     * @returns {Object} The result container data.
     */
    getContainerData: function getContainerData() {
      return this.ready ? $.extend({}, this.container) : {};
    },

    /**
     * Get the image position and size data.
     * @returns {Object} The result image data.
     */
    getImageData: function getImageData() {
      return this.loaded ? $.extend({}, this.image) : {};
    },

    /**
     * Get the canvas position and size data.
     * @returns {Object} The result canvas data.
     */
    getCanvasData: function getCanvasData() {
      var canvas = this.canvas;

      var data = {};

      if (this.ready) {
        $.each(["left", "top", "width", "height", "naturalWidth", "naturalHeight"], function (i, n) {
          data[n] = canvas[n];
        });
      }

      return data;
    },

    /**
     * Set the canvas position and size with new data.
     * @param {Object} data - The new canvas data.
     */
    setCanvasData: function setCanvasData(data) {
      var canvas = this.canvas;
      var aspectRatio = canvas.aspectRatio;

      if ($.isFunction(data)) {
        data = data.call(this.$element);
      }

      if (this.ready && !this.disabled && $.isPlainObject(data)) {
        if (isNumber(data.left)) {
          canvas.left = data.left;
        }

        if (isNumber(data.top)) {
          canvas.top = data.top;
        }

        if (isNumber(data.width)) {
          canvas.width = data.width;
          canvas.height = data.width / aspectRatio;
        } else if (isNumber(data.height)) {
          canvas.height = data.height;
          canvas.width = data.height * aspectRatio;
        }

        this.renderCanvas(true);
      }
    },

    /**
     * Get the crop box position and size data.
     * @returns {Object} The result crop box data.
     */
    getCropBoxData: function getCropBoxData() {
      var cropBox = this.cropBox;

      return this.ready && this.cropped
        ? {
            left: cropBox.left,
            top: cropBox.top,
            width: cropBox.width,
            height: cropBox.height,
          }
        : {};
    },

    /**
     * Set the crop box position and size with new data.
     * @param {Object} data - The new crop box data.
     */
    setCropBoxData: function setCropBoxData(data) {
      var cropBox = this.cropBox;
      var aspectRatio = this.options.aspectRatio;

      var widthChanged = void 0;
      var heightChanged = void 0;

      if ($.isFunction(data)) {
        data = data.call(this.$element);
      }

      if (this.ready && this.cropped && !this.disabled && $.isPlainObject(data)) {
        if (isNumber(data.left)) {
          cropBox.left = data.left;
        }

        if (isNumber(data.top)) {
          cropBox.top = data.top;
        }

        if (isNumber(data.width) && data.width !== cropBox.width) {
          widthChanged = true;
          cropBox.width = data.width;
        }

        if (isNumber(data.height) && data.height !== cropBox.height) {
          heightChanged = true;
          cropBox.height = data.height;
        }

        if (aspectRatio) {
          if (widthChanged) {
            cropBox.height = cropBox.width / aspectRatio;
          } else if (heightChanged) {
            cropBox.width = cropBox.height * aspectRatio;
          }
        }

        this.renderCropBox();
      }
    },

    /**
     * Get a canvas drawn the cropped image.
     * @param {Object} [options={}] - The config options.
     * @returns {HTMLCanvasElement} - The result canvas.
     */
    getCroppedCanvas: function getCroppedCanvas() {
      var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

      if (!this.ready || !window.HTMLCanvasElement) {
        return null;
      }

      var canvasData = this.canvas;

      var source = getSourceCanvas(this.$clone[0], this.image, canvasData, options);

      // Returns the source canvas if it is not cropped.
      if (!this.cropped) {
        return source;
      }

      var _getData = this.getData(),
        x = _getData.x,
        y = _getData.y,
        initialWidth = _getData.width,
        initialHeight = _getData.height;

      var aspectRatio = initialWidth / initialHeight;
      var maxSizes = getContainSizes({
        aspectRatio: aspectRatio,
        width: options.maxWidth || Infinity,
        height: options.maxHeight || Infinity,
      });
      var minSizes = getContainSizes({
        aspectRatio: aspectRatio,
        width: options.minWidth || 0,
        height: options.minHeight || 0,
      });

      var _getContainSizes = getContainSizes({
          aspectRatio: aspectRatio,
          width: options.width || initialWidth,
          height: options.height || initialHeight,
        }),
        width = _getContainSizes.width,
        height = _getContainSizes.height;

      width = Math.min(maxSizes.width, Math.max(minSizes.width, width));
      height = Math.min(maxSizes.height, Math.max(minSizes.height, height));

      var canvas = document.createElement("canvas");
      var context = canvas.getContext("2d");

      canvas.width = normalizeDecimalNumber(width);
      canvas.height = normalizeDecimalNumber(height);
      context.fillStyle = options.fillColor || "transparent";
      context.fillRect(0, 0, width, height);

      var _options$imageSmoothi = options.imageSmoothingEnabled,
        imageSmoothingEnabled = _options$imageSmoothi === undefined ? true : _options$imageSmoothi,
        imageSmoothingQuality = options.imageSmoothingQuality;

      context.imageSmoothingEnabled = imageSmoothingEnabled;

      if (imageSmoothingQuality) {
        context.imageSmoothingQuality = imageSmoothingQuality;
      }

      // https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D.drawImage
      var sourceWidth = source.width;
      var sourceHeight = source.height;

      // Source canvas parameters
      var srcX = x;
      var srcY = y;
      var srcWidth = void 0;
      var srcHeight = void 0;

      // Destination canvas parameters
      var dstX = void 0;
      var dstY = void 0;
      var dstWidth = void 0;
      var dstHeight = void 0;

      if (srcX <= -initialWidth || srcX > sourceWidth) {
        srcX = 0;
        srcWidth = 0;
        dstX = 0;
        dstWidth = 0;
      } else if (srcX <= 0) {
        dstX = -srcX;
        srcX = 0;
        srcWidth = Math.min(sourceWidth, initialWidth + srcX);
        dstWidth = srcWidth;
      } else if (srcX <= sourceWidth) {
        dstX = 0;
        srcWidth = Math.min(initialWidth, sourceWidth - srcX);
        dstWidth = srcWidth;
      }

      if (srcWidth <= 0 || srcY <= -initialHeight || srcY > sourceHeight) {
        srcY = 0;
        srcHeight = 0;
        dstY = 0;
        dstHeight = 0;
      } else if (srcY <= 0) {
        dstY = -srcY;
        srcY = 0;
        srcHeight = Math.min(sourceHeight, initialHeight + srcY);
        dstHeight = srcHeight;
      } else if (srcY <= sourceHeight) {
        dstY = 0;
        srcHeight = Math.min(initialHeight, sourceHeight - srcY);
        dstHeight = srcHeight;
      }

      // All the numerical parameters should be integer for `drawImage`
      // https://github.com/fengyuanchen/cropper/issues/476
      var params = [srcX, srcY, srcWidth, srcHeight];

      // Avoid "IndexSizeError"
      if (dstWidth > 0 && dstHeight > 0) {
        var scale = width / initialWidth;

        params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
      }

      context.drawImage.apply(
        context,
        [source].concat(
          _toConsumableArray$1(
            $.map(params, function (param) {
              return Math.floor(normalizeDecimalNumber(param));
            })
          )
        )
      );
      return canvas;
    },

    /**
     * Change the aspect ratio of the crop box.
     * @param {number} aspectRatio - The new aspect ratio.
     */
    setAspectRatio: function setAspectRatio(aspectRatio) {
      var options = this.options;

      if (!this.disabled && !isUndefined(aspectRatio)) {
        // 0 -> NaN
        options.aspectRatio = Math.max(0, aspectRatio) || NaN;

        if (this.ready) {
          this.initCropBox();

          if (this.cropped) {
            this.renderCropBox();
          }
        }
      }
    },

    /**
     * Change the drag mode.
     * @param {string} mode - The new drag mode.
     */
    setDragMode: function setDragMode(mode) {
      var options = this.options;

      var croppable = void 0;
      var movable = void 0;

      if (this.loaded && !this.disabled) {
        croppable = mode === DRAG_MODE_CROP;
        movable = options.movable && mode === DRAG_MODE_MOVE;
        mode = croppable || movable ? mode : DRAG_MODE_NONE;

        this.$dragBox.data(DATA_ACTION, mode).toggleClass(CLASS_CROP, croppable).toggleClass(CLASS_MOVE, movable);

        if (!options.cropBoxMovable) {
          // Sync drag mode to crop box when it is not movable(#300)
          this.$face.data(DATA_ACTION, mode).toggleClass(CLASS_CROP, croppable).toggleClass(CLASS_MOVE, movable);
        }
      }
    },
  };

  var _createClass = (function () {
    function defineProperties(target, props) {
      for (var i = 0; i < props.length; i++) {
        var descriptor = props[i];
        descriptor.enumerable = descriptor.enumerable || false;
        descriptor.configurable = true;
        if ("value" in descriptor) descriptor.writable = true;
        Object.defineProperty(target, descriptor.key, descriptor);
      }
    }
    return function (Constructor, protoProps, staticProps) {
      if (protoProps) defineProperties(Constructor.prototype, protoProps);
      if (staticProps) defineProperties(Constructor, staticProps);
      return Constructor;
    };
  })();

  function _classCallCheck(instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError("Cannot call a class as a function");
    }
  }

  var Cropper = (function () {
    /**
     * Create a new Cropper.
     * @param {Element} element - The target element for cropping.
     * @param {Object} [options={}] - The configuration options.
     */
    function Cropper(element) {
      var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

      _classCallCheck(this, Cropper);

      if (!element || !REGEXP_TAG_NAME.test(element.tagName)) {
        throw new Error("The first argument is required and must be an <img> or <canvas> element.");
      }

      this.element = element;
      this.$element = $(element);
      this.options = $.extend({}, DEFAULTS, $.isPlainObject(options) && options);
      this.completed = false;
      this.cropped = false;
      this.disabled = false;
      this.isImg = false;
      this.limited = false;
      this.loaded = false;
      this.ready = false;
      this.replaced = false;
      this.wheeling = false;
      this.originalUrl = "";
      this.canvas = null;
      this.cropBox = null;
      this.pointers = {};
      this.init();
    }

    _createClass(
      Cropper,
      [
        {
          key: "init",
          value: function init() {
            var $element = this.$element;

            var url = void 0;

            if ($element.is("img")) {
              this.isImg = true;

              // Should use `$.fn.attr` here. e.g.: "img/picture.jpg"
              url = $element.attr("src") || "";
              this.originalUrl = url;

              // Stop when it's a blank image
              if (!url) {
                return;
              }

              // Should use `$.fn.prop` here. e.g.: "http://example.com/img/picture.jpg"
              url = $element.prop("src");
            } else if ($element.is("canvas") && window.HTMLCanvasElement) {
              url = $element[0].toDataURL();
            }

            this.load(url);
          },

          // A shortcut for triggering custom events
        },
        {
          key: "trigger",
          value: function trigger(type, data) {
            var e = $.Event(type, data);

            this.$element.trigger(e);

            return e;
          },
        },
        {
          key: "load",
          value: function load(url) {
            var _this = this;

            if (!url) {
              return;
            }

            this.url = url;
            this.image = {};

            var $element = this.$element,
              options = this.options;

            if (!options.checkOrientation || !window.ArrayBuffer) {
              this.clone();
              return;
            }

            // XMLHttpRequest disallows to open a Data URL in some browsers like IE11 and Safari
            if (REGEXP_DATA_URL.test(url)) {
              if (REGEXP_DATA_URL_JPEG.test(url)) {
                this.read(dataURLToArrayBuffer(url));
              } else {
                this.clone();
              }

              return;
            }

            var xhr = new XMLHttpRequest();

            xhr.onerror = function () {
              _this.clone();
            };

            xhr.onload = function () {
              _this.read(xhr.response);
            };

            if (options.checkCrossOrigin && isCrossOriginURL(url) && $element.prop("crossOrigin")) {
              url = addTimestamp(url);
            }

            xhr.open("get", url);
            xhr.responseType = "arraybuffer";
            xhr.withCredentials = $element.prop("crossOrigin") === "use-credentials";
            xhr.send();
          },
        },
        {
          key: "read",
          value: function read(arrayBuffer) {
            var options = this.options,
              image = this.image;

            var orientation = getOrientation(arrayBuffer);
            var rotate = 0;
            var scaleX = 1;
            var scaleY = 1;

            if (orientation > 1) {
              this.url = arrayBufferToDataURL(arrayBuffer, "image/jpeg");

              var _parseOrientation = parseOrientation(orientation);

              rotate = _parseOrientation.rotate;
              scaleX = _parseOrientation.scaleX;
              scaleY = _parseOrientation.scaleY;
            }

            if (options.rotatable) {
              image.rotate = rotate;
            }

            if (options.scalable) {
              image.scaleX = scaleX;
              image.scaleY = scaleY;
            }

            this.clone();
          },
        },
        {
          key: "clone",
          value: function clone() {
            var $element = this.$element,
              options = this.options,
              url = this.url;

            var crossOrigin = "";
            var crossOriginUrl = void 0;

            if (options.checkCrossOrigin && isCrossOriginURL(url)) {
              crossOrigin = $element.prop("crossOrigin");

              if (crossOrigin) {
                crossOriginUrl = url;
              } else {
                crossOrigin = "anonymous";

                // Bust cache (#148) when there is not a "crossOrigin" property
                crossOriginUrl = addTimestamp(url);
              }
            }

            this.crossOrigin = crossOrigin;
            this.crossOriginUrl = crossOriginUrl;

            var image = document.createElement("img");

            if (crossOrigin) {
              image.crossOrigin = crossOrigin;
            }

            image.src = crossOriginUrl || url;

            var $clone = $(image);

            this.$clone = $clone;

            if (this.isImg) {
              if (this.element.complete) {
                this.start();
              } else {
                $element.one(EVENT_LOAD, $.proxy(this.start, this));
              }
            } else {
              $clone.one(EVENT_LOAD, $.proxy(this.start, this)).one(EVENT_ERROR, $.proxy(this.stop, this)).addClass(CLASS_HIDE).insertAfter($element);
            }
          },
        },
        {
          key: "start",
          value: function start() {
            var _this2 = this;

            var $clone = this.$clone;

            var $image = this.$element;

            if (!this.isImg) {
              $clone.off(EVENT_ERROR, this.stop);
              $image = $clone;
            }

            getImageNaturalSizes($image[0], function (naturalWidth, naturalHeight) {
              $.extend(_this2.image, {
                naturalWidth: naturalWidth,
                naturalHeight: naturalHeight,
                aspectRatio: naturalWidth / naturalHeight,
              });

              _this2.loaded = true;
              _this2.build();
            });
          },
        },
        {
          key: "stop",
          value: function stop() {
            this.$clone.remove();
            this.$clone = null;
          },
        },
        {
          key: "build",
          value: function build() {
            var _this3 = this;

            if (!this.loaded) {
              return;
            }

            // Unbuild first when replace
            if (this.ready) {
              this.unbuild();
            }

            var $element = this.$element,
              options = this.options,
              $clone = this.$clone;

            var $cropper = $(TEMPLATE);
            var $cropBox = $cropper.find("." + NAMESPACE + "-crop-box");
            var $face = $cropBox.find("." + NAMESPACE + "-face");

            // Create cropper elements
            this.$container = $element.parent();
            this.$cropper = $cropper;
            this.$canvas = $cropper.find("." + NAMESPACE + "-canvas").append($clone);
            this.$dragBox = $cropper.find("." + NAMESPACE + "-drag-box");
            this.$cropBox = $cropBox;
            this.$viewBox = $cropper.find("." + NAMESPACE + "-view-box");
            this.$face = $face;

            // Hide the original image
            $element.addClass(CLASS_HIDDEN).after($cropper);

            // Show the clone image if is hidden
            if (!this.isImg) {
              $clone.removeClass(CLASS_HIDE);
            }

            this.initPreview();
            this.bind();

            options.aspectRatio = Math.max(0, options.aspectRatio) || NaN;
            options.viewMode = Math.max(0, Math.min(3, Math.round(options.viewMode))) || 0;

            this.cropped = options.autoCrop;

            if (options.autoCrop) {
              if (options.modal) {
                this.$dragBox.addClass(CLASS_MODAL);
              }
            } else {
              $cropBox.addClass(CLASS_HIDDEN);
            }

            if (!options.guides) {
              $cropBox.find("." + NAMESPACE + "-dashed").addClass(CLASS_HIDDEN);
            }

            if (!options.center) {
              $cropBox.find("." + NAMESPACE + "-center").addClass(CLASS_HIDDEN);
            }

            if (options.cropBoxMovable) {
              $face.addClass(CLASS_MOVE).data(DATA_ACTION, ACTION_ALL);
            }

            if (!options.highlight) {
              $face.addClass(CLASS_INVISIBLE);
            }

            if (options.background) {
              $cropper.addClass(NAMESPACE + "-bg");
            }

            if (!options.cropBoxResizable) {
              $cropBox.find("." + NAMESPACE + "-line,." + NAMESPACE + "-point").addClass(CLASS_HIDDEN);
            }

            this.setDragMode(options.dragMode);
            this.render();
            this.ready = true;
            this.setData(options.data);

            // Trigger the ready event asynchronously to keep `data('cropper')` is defined
            this.completing = setTimeout(function () {
              if ($.isFunction(options.ready)) {
                $element.one(EVENT_READY, options.ready);
              }

              _this3.trigger(EVENT_READY);
              _this3.trigger(EVENT_CROP, _this3.getData());
              _this3.completed = true;
            }, 0);
          },
        },
        {
          key: "unbuild",
          value: function unbuild() {
            if (!this.ready) {
              return;
            }

            if (!this.completed) {
              clearTimeout(this.completing);
            }

            this.ready = false;
            this.completed = false;
            this.initialImage = null;

            // Clear `initialCanvas` is necessary when replace
            this.initialCanvas = null;
            this.initialCropBox = null;
            this.container = null;
            this.canvas = null;

            // Clear `cropBox` is necessary when replace
            this.cropBox = null;
            this.unbind();

            this.resetPreview();
            this.$preview = null;

            this.$viewBox = null;
            this.$cropBox = null;
            this.$dragBox = null;
            this.$canvas = null;
            this.$container = null;

            this.$cropper.remove();
            this.$cropper = null;
          },

          /**
           * Change the default options.
           * @param {Object} options - The new default options.
           */
        },
      ],
      [
        {
          key: "setDefaults",
          value: function setDefaults(options) {
            $.extend(DEFAULTS, $.isPlainObject(options) && options);
          },
        },
      ]
    );

    return Cropper;
  })();

  if ($.extend) {
    $.extend(Cropper.prototype, render, preview, events, handlers, change, methods);
  }

  if ($.fn) {
    var AnotherCropper = $.fn.cropper;

    $.fn.cropper = function jQueryCropper(option) {
      for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        args[_key - 1] = arguments[_key];
      }

      var result = void 0;

      this.each(function (i, element) {
        var $element = $(element);
        var data = $element.data(NAMESPACE);

        if (!data) {
          if (/destroy/.test(option)) {
            return;
          }

          var options = $.extend({}, $element.data(), $.isPlainObject(option) && option);

          data = new Cropper(element, options);
          $element.data(NAMESPACE, data);
        }

        if (isString(option)) {
          var fn = data[option];

          if ($.isFunction(fn)) {
            result = fn.apply(data, args);
          }
        }
      });

      return isUndefined(result) ? this : result;
    };

    $.fn.cropper.Constructor = Cropper;
    $.fn.cropper.setDefaults = Cropper.setDefaults;
    $.fn.cropper.noConflict = function noConflict() {
      $.fn.cropper = AnotherCropper;
      return this;
    };
  }
});
