Fixed avatar file upload and updated cropper.

app/assets/javascripts/app/controllers/_profile/avatar.js.coffee

@@ -208,16 +208,18 @@ class ImageCropper extends App.ControllerModal
 
   initializeCropper: =>
     @image.cropper
-      aspectRatio: 1,
-      guides: false,
-      autoCrop: true,
-      autoCropArea: 1,
-      preview: ".imageCropper-preview"
+      aspectRatio: 1
+      guides: false
+      autoCrop: true
+      autoCropArea: 1
+      minContainerWidth: 500
+      minContainerHeight: 300
+      preview: '.imageCropper-preview'
 
   onSubmit: (e) =>
     e.preventDefault()
-    @options.callback( @image.cropper("getDataURL") )
-    @image.cropper("destroy")
+    @options.callback( @image.cropper('getCroppedCanvas').toDataURL() )
+    @image.cropper('destroy')
     @hide()
 
 

app/assets/javascripts/app/lib/base/cropper.js

@@ -0,0 +1,2463 @@
+/*!
+ * Cropper v1.0.0-rc.1
+ * https://github.com/fengyuanchen/cropper
+ *
+ * Copyright (c) 2014-2015 Fengyuan Chen and contributors
+ * Released under the MIT license
+ *
+ * Date: 2015-09-05T04:29:32.906Z
+ */
+
+(function (factory) {
+  if (typeof define === 'function' && define.amd) {
+    // AMD. Register as anonymous module.
+    define(['jquery'], factory);
+  } else if (typeof exports === 'object') {
+    // Node / CommonJS
+    factory(require('jquery'));
+  } else {
+    // Browser globals.
+    factory(jQuery);
+  }
+})(function ($) {
+
+  'use strict';
+
+  // Globals
+  var $window = $(window);
+  var $document = $(document);
+  var location = window.location;
+
+  // Constants
+  var NAMESPACE = 'cropper';
+  var PREVIEW = 'preview.' + NAMESPACE;
+
+  // Classes
+  var CLASS_MODAL = 'cropper-modal';
+  var CLASS_HIDE = 'cropper-hide';
+  var CLASS_HIDDEN = 'cropper-hidden';
+  var CLASS_INVISIBLE = 'cropper-invisible';
+  var CLASS_MOVE = 'cropper-move';
+  var CLASS_CROP = 'cropper-crop';
+  var CLASS_DISABLED = 'cropper-disabled';
+  var CLASS_BG = 'cropper-bg';
+
+  // Events
+  var EVENT_MOUSE_DOWN = 'mousedown touchstart pointerdown MSPointerDown';
+  var EVENT_MOUSE_MOVE = 'mousemove touchmove pointermove MSPointerMove';
+  var EVENT_MOUSE_UP = 'mouseup touchend touchcancel pointerup pointercancel MSPointerUp MSPointerCancel';
+  var EVENT_WHEEL = 'wheel mousewheel DOMMouseScroll';
+  var EVENT_DBLCLICK = 'dblclick';
+  var EVENT_LOAD = 'load.' + NAMESPACE;
+  var EVENT_ERROR = 'error.' + NAMESPACE;
+  var EVENT_RESIZE = 'resize.' + NAMESPACE; // Bind to window with namespace
+  var EVENT_BUILD = 'build.' + NAMESPACE;
+  var EVENT_BUILT = 'built.' + NAMESPACE;
+  var EVENT_CROP_START = 'cropstart.' + NAMESPACE;
+  var EVENT_CROP_MOVE = 'cropmove.' + NAMESPACE;
+  var EVENT_CROP_END = 'cropend.' + NAMESPACE;
+  var EVENT_CROP = 'crop.' + NAMESPACE;
+  var EVENT_ZOOM = 'zoom.' + NAMESPACE;
+
+  // RegExps
+  var REGEXP_ACTIONS = /^(e|w|s|n|se|sw|ne|nw|all|crop|move|zoom)$/;
+
+  // Actions
+  var ACTION_EAST = 'e';
+  var ACTION_WEST = 'w';
+  var ACTION_SOUTH = 's';
+  var ACTION_NORTH = 'n';
+  var ACTION_SOUTH_EAST = 'se';
+  var ACTION_SOUTH_WEST = 'sw';
+  var ACTION_NORTH_EAST = 'ne';
+  var ACTION_NORTH_WEST = 'nw';
+  var ACTION_ALL = 'all';
+  var ACTION_CROP = 'crop';
+  var ACTION_MOVE = 'move';
+  var ACTION_ZOOM = 'zoom';
+  var ACTION_NONE = 'none';
+
+  // Supports
+  var SUPPORT_CANVAS = $.isFunction($('<canvas>')[0].getContext);
+
+  // Maths
+  var sqrt = Math.sqrt;
+  var min = Math.min;
+  var max = Math.max;
+  var abs = Math.abs;
+  var sin = Math.sin;
+  var cos = Math.cos;
+  var num = parseFloat;
+
+  // Prototype
+  var prototype = {};
+
+  function isNumber(n) {
+    return typeof n === 'number' && !isNaN(n);
+  }
+
+  function isUndefined(n) {
+    return typeof n === 'undefined';
+  }
+
+  function toArray(obj, offset) {
+    var args = [];
+
+    // This is necessary for IE8
+    if (isNumber(offset)) {
+      args.push(offset);
+    }
+
+    return args.slice.apply(obj, args);
+  }
+
+  // Custom proxy to avoid jQuery's guid
+  function proxy(fn, context) {
+    var args = toArray(arguments, 2);
+
+    return function () {
+      return fn.apply(context, args.concat(toArray(arguments)));
+    };
+  }
+
+  function isCrossOriginURL(url) {
+    var parts = url.match(/^(https?:)\/\/([^\:\/\?#]+):?(\d*)/i);
+
+    return parts && (
+      parts[1] !== location.protocol ||
+      parts[2] !== location.hostname ||
+      parts[3] !== location.port
+    );
+  }
+
+  function addTimestamp(url) {
+    var timestamp = 'timestamp=' + (new Date()).getTime();
+
+    return (url + (url.indexOf('?') === -1 ? '?' : '&') + timestamp);
+  }
+
+  function getNaturalSize(image, callback) {
+    var newImage;
+
+    // Modern browsers
+    if (image.naturalWidth) {
+      return callback(image.naturalWidth, image.naturalHeight);
+    }
+
+    // IE8: Don't use `new Image()` here (#319)
+    newImage = document.createElement('img');
+
+    newImage.onload = function () {
+      callback(this.width, this.height);
+    };
+
+    newImage.src = image.src;
+  }
+
+  function getTransform(options) {
+    var transforms = [];
+    var rotate = options.rotate;
+    var scaleX = options.scaleX;
+    var scaleY = options.scaleY;
+
+    if (isNumber(rotate)) {
+      transforms.push('rotate(' + rotate + 'deg)');
+    }
+
+    if (isNumber(scaleX) && isNumber(scaleY)) {
+      transforms.push('scale(' + scaleX + ',' + scaleY + ')');
+    }
+
+    return transforms.length ? transforms.join(' ') : 'none';
+  }
+
+  function getRotatedSizes(data, reverse) {
+    var deg = abs(data.degree) % 180;
+    var arc = (deg > 90 ? (180 - deg) : deg) * Math.PI / 180;
+    var sinArc = sin(arc);
+    var cosArc = cos(arc);
+    var width = data.width;
+    var height = data.height;
+    var aspectRatio = data.aspectRatio;
+    var newWidth;
+    var newHeight;
+
+    if (!reverse) {
+      newWidth = width * cosArc + height * sinArc;
+      newHeight = width * sinArc + height * cosArc;
+    } else {
+      newWidth = width / (cosArc + sinArc / aspectRatio);
+      newHeight = newWidth / aspectRatio;
+    }
+
+    return {
+      width: newWidth,
+      height: newHeight
+    };
+  }
+
+  function getSourceCanvas(image, data) {
+    var canvas = $('<canvas>')[0];
+    var context = canvas.getContext('2d');
+    var x = 0;
+    var y = 0;
+    var width = data.naturalWidth;
+    var height = data.naturalHeight;
+    var rotate = data.rotate;
+    var scaleX = data.scaleX;
+    var scaleY = data.scaleY;
+    var scalable = isNumber(scaleX) && isNumber(scaleY) && (scaleX !== 1 || scaleY !== 1);
+    var rotatable = isNumber(rotate) && rotate !== 0;
+    var advanced = rotatable || scalable;
+    var canvasWidth = width;
+    var canvasHeight = height;
+    var translateX;
+    var translateY;
+    var rotated;
+
+    if (scalable) {
+      translateX = width / 2;
+      translateY = height / 2;
+    }
+
+    if (rotatable) {
+      rotated = getRotatedSizes({
+        width: width,
+        height: height,
+        degree: rotate
+      });
+
+      canvasWidth = rotated.width;
+      canvasHeight = rotated.height;
+      translateX = rotated.width / 2;
+      translateY = rotated.height / 2;
+    }
+
+    canvas.width = canvasWidth;
+    canvas.height = canvasHeight;
+
+    if (advanced) {
+      x = -width / 2;
+      y = -height / 2;
+
+      context.save();
+      context.translate(translateX, translateY);
+    }
+
+    if (rotatable) {
+      context.rotate(rotate * Math.PI / 180);
+    }
+
+    // Should call `scale` after rotated
+    if (scalable) {
+      context.scale(scaleX, scaleY);
+    }
+
+    context.drawImage(image, x, y, width, height);
+
+    if (advanced) {
+      context.restore();
+    }
+
+    return canvas;
+  }
+
+  function Cropper(element, options) {
+    this.$element = $(element);
+    this.options = $.extend({}, Cropper.DEFAULTS, $.isPlainObject(options) && options);
+    this.ready = false;
+    this.built = false;
+    this.complete = false;
+    this.rotated = false;
+    this.cropped = false;
+    this.disabled = false;
+    this.replaced = false;
+    this.isImg = false;
+    this.originalUrl = '';
+    this.canvas = null;
+    this.cropBox = null;
+    this.init();
+  }
+
+  $.extend(prototype, {
+    init: function () {
+      var $this = this.$element;
+      var url;
+
+      if ($this.is('img')) {
+        this.isImg = true;
+
+        // Should use `$.fn.attr` here. e.g.: "img/picture.jpg"
+        this.originalUrl = url = $this.attr('src');
+
+        // Stop when it's a blank image
+        if (!url) {
+          return;
+        }
+
+        // Should use `$.fn.prop` here. e.g.: "http://example.com/img/picture.jpg"
+        url = $this.prop('src');
+      } else if ($this.is('canvas') && SUPPORT_CANVAS) {
+        url = $this[0].toDataURL();
+      }
+
+      this.load(url);
+    },
+
+    // A shortcut for triggering custom events
+    trigger: function (type, data) {
+      var e = $.Event(type, data);
+
+      this.$element.trigger(e);
+
+      return e.isDefaultPrevented();
+    },
+
+    load: function (url) {
+      var options = this.options;
+      var $this = this.$element;
+      var crossOrigin = '';
+      var bustCacheUrl;
+      var $clone;
+
+      if (!url) {
+        return;
+      }
+
+      this.url = url;
+
+      // Trigger build event first
+      $this.one(EVENT_BUILD, options.build);
+
+      if (this.trigger(EVENT_BUILD)) {
+        return;
+      }
+
+      if (options.checkImageOrigin && isCrossOriginURL(url)) {
+        crossOrigin = ' crossOrigin="anonymous"';
+
+        // Bust cache (#148), only when there was not a "crossOrigin" property
+        if (!$this.prop('crossOrigin')) {
+          bustCacheUrl = addTimestamp(url);
+        }
+      }
+
+      this.$clone = $clone = $('<img' + crossOrigin + ' src="' + (bustCacheUrl || url) + '">');
+
+      if (this.isImg) {
+        if ($this[0].complete) {
+          this.start();
+        } else {
+          $this.one(EVENT_LOAD, $.proxy(this.start, this));
+        }
+      } else {
+        $clone.
+          one(EVENT_LOAD, $.proxy(this.start, this)).
+          one(EVENT_ERROR, $.proxy(this.stop, this)).
+          addClass(CLASS_HIDE).
+          insertAfter($this);
+      }
+    },
+
+    start: function () {
+      var image = this.isImg ? this.$element[0] : this.$clone[0];
+
+      getNaturalSize(image, $.proxy(function (naturalWidth, naturalHeight) {
+        this.image = {
+          naturalWidth: naturalWidth,
+          naturalHeight: naturalHeight,
+          aspectRatio: naturalWidth / naturalHeight
+        };
+
+        this.ready = true;
+        this.build();
+      }, this));
+    },
+
+    stop: function () {
+      this.$clone.remove();
+      this.$clone = null;
+    }
+  });
+
+  $.extend(prototype, {
+    build: function () {
+      var options = this.options;
+      var $this = this.$element;
+      var $clone = this.$clone;
+      var $cropper;
+      var $cropBox;
+      var $face;
+
+      if (!this.ready) {
+        return;
+      }
+
+      // Unbuild first when replace
+      if (this.built) {
+        this.unbuild();
+      }
+
+      // Create cropper elements
+      this.$container = $this.parent();
+      this.$cropper = $cropper = $(Cropper.TEMPLATE);
+      this.$canvas = $cropper.find('.cropper-canvas').append($clone);
+      this.$dragBox = $cropper.find('.cropper-drag-box');
+      this.$cropBox = $cropBox = $cropper.find('.cropper-crop-box');
+      this.$viewBox = $cropper.find('.cropper-view-box');
+      this.$face = $face = $cropBox.find('.cropper-face');
+
+      // Hide the original image
+      $this.addClass(CLASS_HIDDEN).after($cropper);
+
+      // Show the clone image if is hidden
+      if (!this.isImg) {
+        $clone.removeClass(CLASS_HIDE);
+      }
+
+      this.initPreview();
+      this.bind();
+
+      // Format aspect ratio (0 -> NaN)
+      options.aspectRatio = num(options.aspectRatio) || NaN;
+
+      if (options.autoCrop) {
+        this.cropped = true;
+
+        if (options.modal) {
+          this.$dragBox.addClass(CLASS_MODAL);
+        }
+      } else {
+        $cropBox.addClass(CLASS_HIDDEN);
+      }
+
+      if (!options.guides) {
+        $cropBox.find('.cropper-dashed').addClass(CLASS_HIDDEN);
+      }
+
+      if (!options.center) {
+        $cropBox.find('.cropper-center').addClass(CLASS_HIDDEN);
+      }
+
+      if (options.cropBoxMovable) {
+        $face.addClass(CLASS_MOVE).data('action', ACTION_ALL);
+      }
+
+      if (!options.highlight) {
+        $face.addClass(CLASS_INVISIBLE);
+      }
+
+      if (options.background) {
+        $cropper.addClass(CLASS_BG);
+      }
+
+      if (!options.cropBoxResizable) {
+        $cropBox.find('.cropper-line, .cropper-point').addClass(CLASS_HIDDEN);
+      }
+
+      this.setDragMode(options.dragCrop ? ACTION_CROP : (options.movable ? ACTION_MOVE : ACTION_NONE));
+
+      this.render();
+      this.built = true;
+      this.setData(options.data);
+      $this.one(EVENT_BUILT, options.built);
+
+      // Trigger the built event asynchronously to keep `data('cropper')` is defined
+      setTimeout($.proxy(function () {
+        this.trigger(EVENT_BUILT);
+        this.complete = true;
+      }, this), 0);
+    },
+
+    unbuild: function () {
+      if (!this.built) {
+        return;
+      }
+
+      this.built = 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;
+    }
+  });
+
+  $.extend(prototype, {
+    render: function () {
+      this.initContainer();
+      this.initCanvas();
+      this.initCropBox();
+
+      this.renderCanvas();
+
+      if (this.cropped) {
+        this.renderCropBox();
+      }
+    },
+
+    initContainer: function () {
+      var options = this.options;
+      var $this = this.$element;
+      var $container = this.$container;
+      var $cropper = this.$cropper;
+
+      $cropper.addClass(CLASS_HIDDEN);
+      $this.removeClass(CLASS_HIDDEN);
+
+      $cropper.css((this.container = {
+        width: max($container.width(), num(options.minContainerWidth) || 200),
+        height: max($container.height(), num(options.minContainerHeight) || 100)
+      }));
+
+      $this.addClass(CLASS_HIDDEN);
+      $cropper.removeClass(CLASS_HIDDEN);
+    },
+
+    // Canvas (image wrapper)
+    initCanvas: function () {
+      var container = this.container;
+      var containerWidth = container.width;
+      var containerHeight = container.height;
+      var image = this.image;
+      var aspectRatio = image.aspectRatio;
+      var canvas = {
+            aspectRatio: aspectRatio,
+            width: containerWidth,
+            height: containerHeight
+          };
+
+      if (containerHeight * aspectRatio > containerWidth) {
+        canvas.height = containerWidth / aspectRatio;
+      } else {
+        canvas.width = containerHeight * aspectRatio;
+      }
+
+      canvas.oldLeft = canvas.left = (containerWidth - canvas.width) / 2;
+      canvas.oldTop = canvas.top = (containerHeight - canvas.height) / 2;
+
+      this.canvas = canvas;
+      this.limitCanvas(true, true);
+      this.initialImage = $.extend({}, image);
+      this.initialCanvas = $.extend({}, canvas);
+    },
+
+    limitCanvas: function (size, position) {
+      var options = this.options;
+      var strict = options.strict;
+      var container = this.container;
+      var containerWidth = container.width;
+      var containerHeight = container.height;
+      var canvas = this.canvas;
+      var aspectRatio = canvas.aspectRatio;
+      var cropBox = this.cropBox;
+      var cropped = this.cropped && cropBox;
+      var initialCanvas = this.initialCanvas || canvas;
+      var initialCanvasWidth = initialCanvas.width;
+      var initialCanvasHeight = initialCanvas.height;
+      var minCanvasWidth;
+      var minCanvasHeight;
+
+      if (size) {
+        minCanvasWidth = num(options.minCanvasWidth) || 0;
+        minCanvasHeight = num(options.minCanvasHeight) || 0;
+
+        if (minCanvasWidth) {
+          if (strict) {
+            minCanvasWidth = max(cropped ? cropBox.width : initialCanvasWidth, minCanvasWidth);
+          }
+
+          minCanvasHeight = minCanvasWidth / aspectRatio;
+        } else if (minCanvasHeight) {
+          if (strict) {
+            minCanvasHeight = max(cropped ? cropBox.height : initialCanvasHeight, minCanvasHeight);
+          }
+
+          minCanvasWidth = minCanvasHeight * aspectRatio;
+        } else if (strict) {
+          if (cropped) {
+            minCanvasWidth = cropBox.width;
+            minCanvasHeight = cropBox.height;
+
+            if (minCanvasHeight * aspectRatio > minCanvasWidth) {
+              minCanvasWidth = minCanvasHeight * aspectRatio;
+            } else {
+              minCanvasHeight = minCanvasWidth / aspectRatio;
+            }
+          } else {
+            minCanvasWidth = initialCanvasWidth;
+            minCanvasHeight = initialCanvasHeight;
+          }
+        }
+
+        $.extend(canvas, {
+          minWidth: minCanvasWidth,
+          minHeight: minCanvasHeight,
+          maxWidth: Infinity,
+          maxHeight: Infinity
+        });
+      }
+
+      if (position) {
+        if (strict) {
+          if (cropped) {
+            canvas.minLeft = min(cropBox.left, (cropBox.left + cropBox.width) - canvas.width);
+            canvas.minTop = min(cropBox.top, (cropBox.top + cropBox.height) - canvas.height);
+            canvas.maxLeft = cropBox.left;
+            canvas.maxTop = cropBox.top;
+          } else {
+            canvas.minLeft = min(0, containerWidth - canvas.width);
+            canvas.minTop = min(0, containerHeight - canvas.height);
+            canvas.maxLeft = max(0, containerWidth - canvas.width);
+            canvas.maxTop = max(0, containerHeight - canvas.height);
+          }
+        } else {
+          canvas.minLeft = -canvas.width;
+          canvas.minTop = -canvas.height;
+          canvas.maxLeft = containerWidth;
+          canvas.maxTop = containerHeight;
+        }
+      }
+    },
+
+    renderCanvas: function (changed) {
+      var options = this.options;
+      var canvas = this.canvas;
+      var image = this.image;
+      var aspectRatio;
+      var rotated;
+
+      if (this.rotated) {
+        this.rotated = false;
+
+        // Computes rotated sizes with image sizes
+        rotated = getRotatedSizes({
+          width: image.width,
+          height: image.height,
+          degree: image.rotate
+        });
+
+        aspectRatio = rotated.width / rotated.height;
+
+        if (aspectRatio !== canvas.aspectRatio) {
+          canvas.left -= (rotated.width - canvas.width) / 2;
+          canvas.top -= (rotated.height - canvas.height) / 2;
+          canvas.width = rotated.width;
+          canvas.height = rotated.height;
+          canvas.aspectRatio = aspectRatio;
+          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 = min(max(canvas.width, canvas.minWidth), canvas.maxWidth);
+      canvas.height = min(max(canvas.height, canvas.minHeight), canvas.maxHeight);
+
+      this.limitCanvas(false, true);
+
+      canvas.oldLeft = canvas.left = min(max(canvas.left, canvas.minLeft), canvas.maxLeft);
+      canvas.oldTop = canvas.top = min(max(canvas.top, canvas.minTop), canvas.maxTop);
+
+      this.$canvas.css({
+        width: canvas.width,
+        height: canvas.height,
+        left: canvas.left,
+        top: canvas.top
+      });
+
+      this.renderImage();
+
+      if (this.cropped && options.strict) {
+        this.limitCropBox(true, true);
+      }
+
+      if (changed) {
+        this.output();
+      }
+    },
+
+    renderImage: function (changed) {
+      var canvas = this.canvas;
+      var image = this.image;
+      var reversed;
+
+      if (image.rotate) {
+        reversed = getRotatedSizes({
+          width: canvas.width,
+          height: canvas.height,
+          degree: image.rotate,
+          aspectRatio: image.aspectRatio
+        }, true);
+      }
+
+      $.extend(image, reversed ? {
+        width: reversed.width,
+        height: reversed.height,
+        left: (canvas.width - reversed.width) / 2,
+        top: (canvas.height - reversed.height) / 2
+      } : {
+        width: canvas.width,
+        height: canvas.height,
+        left: 0,
+        top: 0
+      });
+
+      this.$clone.css({
+        width: image.width,
+        height: image.height,
+        marginLeft: image.left,
+        marginTop: image.top,
+        transform: getTransform(image)
+      });
+
+      if (changed) {
+        this.output();
+      }
+    },
+
+    initCropBox: function () {
+      var options = this.options;
+      var canvas = this.canvas;
+      var aspectRatio = options.aspectRatio;
+      var autoCropArea = num(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 = min(max(cropBox.width, cropBox.minWidth), cropBox.maxWidth);
+      cropBox.height = min(max(cropBox.height, cropBox.minHeight), cropBox.maxHeight);
+
+      // The width of auto crop area must large than "minWidth", and the height too. (#164)
+      cropBox.width = max(cropBox.minWidth, cropBox.width * autoCropArea);
+      cropBox.height = max(cropBox.minHeight, cropBox.height * autoCropArea);
+      cropBox.oldLeft = cropBox.left = canvas.left + (canvas.width - cropBox.width) / 2;
+      cropBox.oldTop = cropBox.top = canvas.top + (canvas.height - cropBox.height) / 2;
+
+      this.initialCropBox = $.extend({}, cropBox);
+    },
+
+    limitCropBox: function (size, position) {
+      var options = this.options;
+      var strict = options.strict;
+      var container = this.container;
+      var containerWidth = container.width;
+      var containerHeight = container.height;
+      var canvas = this.canvas;
+      var cropBox = this.cropBox;
+      var aspectRatio = options.aspectRatio;
+      var minCropBoxWidth;
+      var minCropBoxHeight;
+
+      if (size) {
+        minCropBoxWidth = num(options.minCropBoxWidth) || 0;
+        minCropBoxHeight = num(options.minCropBoxHeight) || 0;
+
+        // The min/maxCropBoxWidth/Height must less than container width/height
+        cropBox.minWidth = min(containerWidth, minCropBoxWidth);
+        cropBox.minHeight = min(containerHeight, minCropBoxHeight);
+        cropBox.maxWidth = min(containerWidth, strict ? canvas.width : containerWidth);
+        cropBox.maxHeight = min(containerHeight, strict ? canvas.height : containerHeight);
+
+        if (aspectRatio) {
+
+          // Compare crop box size with container first
+          if (cropBox.maxHeight * aspectRatio > cropBox.maxWidth) {
+            cropBox.minHeight = cropBox.minWidth / aspectRatio;
+            cropBox.maxHeight = cropBox.maxWidth / aspectRatio;
+          } else {
+            cropBox.minWidth = cropBox.minHeight * aspectRatio;
+            cropBox.maxWidth = cropBox.maxHeight * aspectRatio;
+          }
+        }
+
+        // The "minWidth" must be less than "maxWidth", and the "minHeight" too.
+        cropBox.minWidth = min(cropBox.maxWidth, cropBox.minWidth);
+        cropBox.minHeight = min(cropBox.maxHeight, cropBox.minHeight);
+      }
+
+      if (position) {
+        if (strict) {
+          cropBox.minLeft = max(0, canvas.left);
+          cropBox.minTop = max(0, canvas.top);
+          cropBox.maxLeft = min(containerWidth, canvas.left + canvas.width) - cropBox.width;
+          cropBox.maxTop = min(containerHeight, canvas.top + canvas.height) - cropBox.height;
+        } else {
+          cropBox.minLeft = 0;
+          cropBox.minTop = 0;
+          cropBox.maxLeft = containerWidth - cropBox.width;
+          cropBox.maxTop = containerHeight - cropBox.height;
+        }
+      }
+    },
+
+    renderCropBox: function () {
+      var options = this.options;
+      var container = this.container;
+      var containerWidth = container.width;
+      var containerHeight = container.height;
+      var 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 = min(max(cropBox.width, cropBox.minWidth), cropBox.maxWidth);
+      cropBox.height = min(max(cropBox.height, cropBox.minHeight), cropBox.maxHeight);
+
+      this.limitCropBox(false, true);
+
+      cropBox.oldLeft = cropBox.left = min(max(cropBox.left, cropBox.minLeft), cropBox.maxLeft);
+      cropBox.oldTop = cropBox.top = min(max(cropBox.top, cropBox.minTop), cropBox.maxTop);
+
+      if (options.movable && options.cropBoxMovable) {
+
+        // Turn to move the canvas when the crop box is equal to the container
+        this.$face.data('action', (cropBox.width === containerWidth && cropBox.height === containerHeight) ? ACTION_MOVE : ACTION_ALL);
+      }
+
+      this.$cropBox.css({
+        width: cropBox.width,
+        height: cropBox.height,
+        left: cropBox.left,
+        top: cropBox.top
+      });
+
+      if (this.cropped && options.strict) {
+        this.limitCanvas(true, true);
+      }
+
+      if (!this.disabled) {
+        this.output();
+      }
+    },
+
+    output: function () {
+      this.preview();
+
+      if (this.complete) {
+        this.trigger(EVENT_CROP, this.getData());
+      } else if (!this.built) {
+
+        // Only trigger one crop event before complete
+        this.$element.one(EVENT_BUILT, $.proxy(function () {
+          this.trigger(EVENT_CROP, this.getData());
+        }, this));
+      }
+    }
+  });
+
+  $.extend(prototype, {
+    initPreview: function () {
+      var url = this.url;
+
+      this.$preview = $(this.options.preview);
+      this.$viewBox.html('<img src="' + url + '">');
+      this.$preview.each(function () {
+        var $this = $(this);
+
+        // Save the original size for recover
+        $this.data(PREVIEW, {
+          width: $this.width(),
+          height: $this.height(),
+          original: $this.html()
+        });
+
+        /**
+         * Override img element styles
+         * Add `display:block` to avoid margin top issue
+         * (Occur only when margin-top <= -height)
+         */
+        $this.html(
+          '<img src="' + url + '" style="display:block;width:100%;' +
+          'min-width:0!important;min-height:0!important;' +
+          'max-width:none!important;max-height:none!important;' +
+          'image-orientation:0deg!important">'
+        );
+      });
+    },
+
+    resetPreview: function () {
+      this.$preview.each(function () {
+        var $this = $(this);
+
+        $this.html($this.data(PREVIEW).original).removeData(PREVIEW);
+      });
+    },
+
+    preview: function () {
+      var image = this.image;
+      var canvas = this.canvas;
+      var cropBox = this.cropBox;
+      var width = image.width;
+      var 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.$viewBox.find('img').css({
+        width: width,
+        height: height,
+        marginLeft: -left,
+        marginTop: -top,
+        transform: getTransform(image)
+      });
+
+      this.$preview.each(function () {
+        var $this = $(this);
+        var data = $this.data(PREVIEW);
+        var ratio = data.width / cropBox.width;
+        var newWidth = data.width;
+        var newHeight = cropBox.height * ratio;
+
+        if (newHeight > data.height) {
+          ratio = data.height / cropBox.height;
+          newWidth = cropBox.width * ratio;
+          newHeight = data.height;
+        }
+
+        $this.width(newWidth).height(newHeight).find('img').css({
+          width: width * ratio,
+          height: height * ratio,
+          marginLeft: -left * ratio,
+          marginTop: -top * ratio,
+          transform: getTransform(image)
+        });
+      });
+    }
+  });
+
+  $.extend(prototype, {
+    bind: function () {
+      var options = this.options;
+      var $this = this.$element;
+      var $cropper = this.$cropper;
+
+      if ($.isFunction(options.cropstart)) {
+        $this.on(EVENT_CROP_START, options.cropstart);
+      }
+
+      if ($.isFunction(options.cropmove)) {
+        $this.on(EVENT_CROP_MOVE, options.cropmove);
+      }
+
+      if ($.isFunction(options.cropend)) {
+        $this.on(EVENT_CROP_END, options.cropend);
+      }
+
+      if ($.isFunction(options.crop)) {
+        $this.on(EVENT_CROP, options.crop);
+      }
+
+      if ($.isFunction(options.zoom)) {
+        $this.on(EVENT_ZOOM, options.zoom);
+      }
+
+      $cropper.on(EVENT_MOUSE_DOWN, $.proxy(this.cropStart, this));
+
+      if (options.zoomable && options.mouseWheelZoom) {
+        $cropper.on(EVENT_WHEEL, $.proxy(this.wheel, this));
+      }
+
+      if (options.doubleClickToggle) {
+        $cropper.on(EVENT_DBLCLICK, $.proxy(this.dblclick, this));
+      }
+
+      $document.
+        on(EVENT_MOUSE_MOVE, (this._cropMove = proxy(this.cropMove, this))).
+        on(EVENT_MOUSE_UP, (this._cropEnd = proxy(this.cropEnd, this)));
+
+      if (options.responsive) {
+        $window.on(EVENT_RESIZE, (this._resize = proxy(this.resize, this)));
+      }
+    },
+
+    unbind: function () {
+      var options = this.options;
+      var $this = this.$element;
+      var $cropper = this.$cropper;
+
+      if ($.isFunction(options.cropstart)) {
+        $this.off(EVENT_CROP_START, options.cropstart);
+      }
+
+      if ($.isFunction(options.cropmove)) {
+        $this.off(EVENT_CROP_MOVE, options.cropmove);
+      }
+
+      if ($.isFunction(options.cropend)) {
+        $this.off(EVENT_CROP_END, options.cropend);
+      }
+
+      if ($.isFunction(options.crop)) {
+        $this.off(EVENT_CROP, options.crop);
+      }
+
+      if ($.isFunction(options.zoom)) {
+        $this.off(EVENT_ZOOM, options.zoom);
+      }
+
+      $cropper.off(EVENT_MOUSE_DOWN, this.cropStart);
+
+      if (options.zoomable && options.mouseWheelZoom) {
+        $cropper.off(EVENT_WHEEL, this.wheel);
+      }
+
+      if (options.doubleClickToggle) {
+        $cropper.off(EVENT_DBLCLICK, this.dblclick);
+      }
+
+      $document.
+        off(EVENT_MOUSE_MOVE, this._cropMove).
+        off(EVENT_MOUSE_UP, this._cropEnd);
+
+      if (options.responsive) {
+        $window.off(EVENT_RESIZE, this._resize);
+      }
+    }
+  });
+
+  $.extend(prototype, {
+    resize: function () {
+      var $container = this.$container;
+      var container = this.container;
+      var canvasData;
+      var cropBoxData;
+      var ratio;
+
+      // Check `container` is necessary for IE8
+      if (this.disabled || !container) {
+        return;
+      }
+
+      ratio = $container.width() / container.width;
+
+      // Resize when width changed or height changed
+      if (ratio !== 1 || $container.height() !== container.height) {
+        canvasData = this.getCanvasData();
+        cropBoxData = this.getCropBoxData();
+
+        this.render();
+        this.setCanvasData($.each(canvasData, function (i, n) {
+          canvasData[i] = n * ratio;
+        }));
+        this.setCropBoxData($.each(cropBoxData, function (i, n) {
+          cropBoxData[i] = n * ratio;
+        }));
+      }
+    },
+
+    dblclick: function () {
+      if (this.disabled) {
+        return;
+      }
+
+      if (this.$dragBox.hasClass(CLASS_CROP)) {
+        this.setDragMode(ACTION_MOVE);
+      } else {
+        this.setDragMode(ACTION_CROP);
+      }
+    },
+
+    wheel: function (event) {
+      var originalEvent = event.originalEvent;
+      var e = originalEvent;
+      var ratio = num(this.options.wheelZoomRatio) || 0.1;
+      var delta = 1;
+
+      if (this.disabled) {
+        return;
+      }
+
+      event.preventDefault();
+
+      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, originalEvent);
+    },
+
+    cropStart: function (event) {
+      var options = this.options;
+      var originalEvent = event.originalEvent;
+      var touches = originalEvent && originalEvent.touches;
+      var e = event;
+      var touchesLength;
+      var action;
+
+      if (this.disabled) {
+        return;
+      }
+
+      if (touches) {
+        touchesLength = touches.length;
+
+        if (touchesLength > 1) {
+          if (options.zoomable && options.touchDragZoom && touchesLength === 2) {
+            e = touches[1];
+            this.startX2 = e.pageX;
+            this.startY2 = e.pageY;
+            action = ACTION_ZOOM;
+          } else {
+            return;
+          }
+        }
+
+        e = touches[0];
+      }
+
+      action = action || $(e.target).data('action');
+
+      if (REGEXP_ACTIONS.test(action)) {
+        if (this.trigger(EVENT_CROP_START, {
+          originalEvent: originalEvent,
+          action: action
+        })) {
+          return;
+        }
+
+        event.preventDefault();
+
+        this.action = action;
+        this.cropping = false;
+
+        // IE8  has `event.pageX/Y`, but not `event.originalEvent.pageX/Y`
+        // IE10 has `event.originalEvent.pageX/Y`, but not `event.pageX/Y`
+        this.startX = e.pageX || originalEvent && originalEvent.pageX;
+        this.startY = e.pageY || originalEvent && originalEvent.pageY;
+
+        if (action === ACTION_CROP) {
+          this.cropping = true;
+          this.$dragBox.addClass(CLASS_MODAL);
+        }
+      }
+    },
+
+    cropMove: function (event) {
+      var options = this.options;
+      var originalEvent = event.originalEvent;
+      var touches = originalEvent && originalEvent.touches;
+      var e = event;
+      var action = this.action;
+      var touchesLength;
+
+      if (this.disabled) {
+        return;
+      }
+
+      if (touches) {
+        touchesLength = touches.length;
+
+        if (touchesLength > 1) {
+          if (options.zoomable && options.touchDragZoom && touchesLength === 2) {
+            e = touches[1];
+            this.endX2 = e.pageX;
+            this.endY2 = e.pageY;
+          } else {
+            return;
+          }
+        }
+
+        e = touches[0];
+      }
+
+      if (action) {
+        if (this.trigger(EVENT_CROP_MOVE, {
+          originalEvent: originalEvent,
+          action: action
+        })) {
+          return;
+        }
+
+        event.preventDefault();
+
+        this.endX = e.pageX || originalEvent && originalEvent.pageX;
+        this.endY = e.pageY || originalEvent && originalEvent.pageY;
+
+        this.change(e.shiftKey, action === ACTION_ZOOM ? originalEvent : null);
+      }
+    },
+
+    cropEnd: function (event) {
+      var originalEvent = event.originalEvent;
+      var action = this.action;
+
+      if (this.disabled) {
+        return;
+      }
+
+      if (action) {
+        event.preventDefault();
+
+        if (this.cropping) {
+          this.cropping = false;
+          this.$dragBox.toggleClass(CLASS_MODAL, this.cropped && this.options.modal);
+        }
+
+        this.action = '';
+
+        this.trigger(EVENT_CROP_END, {
+          originalEvent: originalEvent,
+          action: action
+        });
+      }
+    }
+  });
+
+  $.extend(prototype, {
+    change: function (shiftKey, originalEvent) {
+      var options = this.options;
+      var aspectRatio = options.aspectRatio;
+      var action = this.action;
+      var container = this.container;
+      var canvas = this.canvas;
+      var cropBox = this.cropBox;
+      var width = cropBox.width;
+      var height = cropBox.height;
+      var left = cropBox.left;
+      var top = cropBox.top;
+      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;
+      var range;
+
+      // Locking aspect ratio in "free mode" by holding shift key (#259)
+      if (!aspectRatio && shiftKey) {
+        aspectRatio = width && height ? width / height : 1;
+      }
+
+      if (options.strict) {
+        minLeft = cropBox.minLeft;
+        minTop = cropBox.minTop;
+        maxWidth = minLeft + min(container.width, canvas.width);
+        maxHeight = minTop + min(container.height, canvas.height);
+      }
+
+      range = {
+        x: this.endX - this.startX,
+        y: this.endY - this.startY
+      };
+
+      if (aspectRatio) {
+        range.X = range.y * aspectRatio;
+        range.Y = range.x / aspectRatio;
+      }
+
+      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;
+          }
+
+          width += range.x;
+
+          if (aspectRatio) {
+            height = width / aspectRatio;
+            top -= range.Y / 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;
+          }
+
+          height -= range.y;
+          top += range.y;
+
+          if (aspectRatio) {
+            width = height * aspectRatio;
+            left += range.X / 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;
+          }
+
+          width -= range.x;
+          left += range.x;
+
+          if (aspectRatio) {
+            height = width / aspectRatio;
+            top += range.Y / 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;
+          }
+
+          height += range.y;
+
+          if (aspectRatio) {
+            width = height * aspectRatio;
+            left -= range.X / 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;
+            }
+
+            height -= range.y;
+            top += range.y;
+            width = height * aspectRatio;
+          } else {
+            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;
+            }
+
+            height -= range.y;
+            top += range.y;
+            width = height * aspectRatio;
+            left += range.X;
+          } else {
+            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;
+            }
+
+            width -= range.x;
+            left += range.x;
+            height = width / aspectRatio;
+          } else {
+            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;
+            }
+
+            width += range.x;
+            height = width / aspectRatio;
+          } else {
+            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((function (x1, y1, x2, y2) {
+            var z1 = sqrt(x1 * x1 + y1 * y1);
+            var z2 = sqrt(x2 * x2 + y2 * y2);
+
+            return (z2 - z1) / z1;
+          })(
+            abs(this.startX - this.startX2),
+            abs(this.startY - this.startY2),
+            abs(this.endX - this.endX2),
+            abs(this.endY - this.endY2)
+          ), originalEvent);
+          this.startX2 = this.endX2;
+          this.startY2 = this.endY2;
+          renderable = false;
+          break;
+
+        // Create crop box
+        case ACTION_CROP:
+          if (range.x && range.y) {
+            offset = this.$cropper.offset();
+            left = this.startX - offset.left;
+            top = this.startY - offset.top;
+            width = cropBox.minWidth;
+            height = cropBox.minHeight;
+
+            if (range.x > 0) {
+              if (range.y > 0) {
+                action = ACTION_SOUTH_EAST;
+              } else {
+                action = ACTION_NORTH_EAST;
+                top -= height;
+              }
+            } else {
+              if (range.y > 0) {
+                action = ACTION_SOUTH_WEST;
+                left -= width;
+              } else {
+                action = ACTION_NORTH_WEST;
+                left -= width;
+                top -= height;
+              }
+            }
+
+            // Show the crop box if is hidden
+            if (!this.cropped) {
+              this.cropped = true;
+              this.$cropBox.removeClass(CLASS_HIDDEN);
+            }
+          }
+
+          break;
+
+        // No default
+      }
+
+      if (renderable) {
+        cropBox.width = width;
+        cropBox.height = height;
+        cropBox.left = left;
+        cropBox.top = top;
+        this.action = action;
+
+        this.renderCropBox();
+      }
+
+      // Override
+      this.startX = this.endX;
+      this.startY = this.endY;
+    }
+  });
+
+  $.extend(prototype, {
+
+    // Show the crop box manually
+    crop: function () {
+      if (!this.built || this.disabled) {
+        return;
+      }
+
+      if (!this.cropped) {
+        this.cropped = true;
+        this.limitCropBox(true, true);
+
+        if (this.options.modal) {
+          this.$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 () {
+      if (!this.built || this.disabled) {
+        return;
+      }
+
+      this.image = $.extend({}, this.initialImage);
+      this.canvas = $.extend({}, this.initialCanvas);
+
+      // Required for strict mode
+      this.cropBox = $.extend({}, this.initialCropBox);
+
+      this.renderCanvas();
+
+      if (this.cropped) {
+        this.renderCropBox();
+      }
+    },
+
+    // Clear the crop box
+    clear: function () {
+      if (!this.cropped || this.disabled) {
+        return;
+      }
+
+      $.extend(this.cropBox, {
+        left: 0,
+        top: 0,
+        width: 0,
+        height: 0
+      });
+
+      this.cropped = false;
+      this.renderCropBox();
+
+      this.limitCanvas();
+
+      // Render canvas after crop box rendered
+      this.renderCanvas();
+
+      this.$dragBox.removeClass(CLASS_MODAL);
+      this.$cropBox.addClass(CLASS_HIDDEN);
+    },
+
+    /**
+     * Replace the image's src and rebuild the cropper
+     *
+     * @param {String} url
+     */
+    replace: function (url) {
+      if (!this.disabled && url) {
+        if (this.isImg) {
+          this.replaced = true;
+          this.$element.attr('src', url);
+        }
+
+        // Clear previous data
+        this.options.data = null;
+        this.load(url);
+      }
+    },
+
+    // Enable (unfreeze) the cropper
+    enable: function () {
+      if (this.built) {
+        this.disabled = false;
+        this.$cropper.removeClass(CLASS_DISABLED);
+      }
+    },
+
+    // Disable (freeze) the cropper
+    disable: function () {
+      if (this.built) {
+        this.disabled = true;
+        this.$cropper.addClass(CLASS_DISABLED);
+      }
+    },
+
+    // Destroy the cropper and remove the instance from the image
+    destroy: function () {
+      var $this = this.$element;
+
+      if (this.ready) {
+        if (this.isImg && this.replaced) {
+          $this.attr('src', this.originalUrl);
+        }
+
+        this.unbuild();
+        $this.removeClass(CLASS_HIDDEN);
+      } else {
+        if (this.isImg) {
+          $this.off(EVENT_LOAD, this.start);
+        } else if (this.$clone) {
+          this.$clone.remove();
+        }
+      }
+
+      $this.removeData(NAMESPACE);
+    },
+
+    /**
+     * Move the canvas
+     *
+     * @param {Number} offsetX
+     * @param {Number} offsetY (optional)
+     */
+    move: function (offsetX, offsetY) {
+      var canvas = this.canvas;
+
+      // If "offsetY" is not present, its default value is "offsetX"
+      if (isUndefined(offsetY)) {
+        offsetY = offsetX;
+      }
+
+      offsetX = num(offsetX);
+      offsetY = num(offsetY);
+
+      if (this.built && !this.disabled && this.options.movable) {
+        canvas.left += isNumber(offsetX) ? offsetX : 0;
+        canvas.top += isNumber(offsetY) ? offsetY : 0;
+        this.renderCanvas(true);
+      }
+    },
+
+    /**
+     * Zoom the canvas
+     *
+     * @param {Number} ratio
+     * @param {Event} _originalEvent (private)
+     */
+    zoom: function (ratio, _originalEvent) {
+      var canvas = this.canvas;
+      var width;
+      var height;
+
+      ratio = num(ratio);
+
+      if (ratio && this.built && !this.disabled && this.options.zoomable) {
+        if (this.trigger(EVENT_ZOOM, {
+          originalEvent: _originalEvent,
+          ratio: ratio
+        })) {
+          return;
+        }
+
+        if (ratio < 0) {
+          ratio =  1 / (1 - ratio);
+        } else {
+          ratio = 1 + ratio;
+        }
+
+        width = canvas.width * ratio;
+        height = canvas.height * ratio;
+        canvas.left -= (width - canvas.width) / 2;
+        canvas.top -= (height - canvas.height) / 2;
+        canvas.width = width;
+        canvas.height = height;
+        this.renderCanvas(true);
+        this.setDragMode(ACTION_MOVE);
+      }
+    },
+
+    /**
+     * Rotate the canvas
+     * https://developer.mozilla.org/en-US/docs/Web/CSS/transform-function#rotate()
+     *
+     * @param {Number} degree
+     */
+    rotate: function (degree) {
+      var image = this.image;
+      var rotate = image.rotate || 0;
+
+      degree = num(degree) || 0;
+
+      if (this.built && !this.disabled && this.options.rotatable) {
+        image.rotate = (rotate + degree) % 360;
+        this.rotated = true;
+        this.renderCanvas(true);
+      }
+    },
+
+    /**
+     * Scale the image
+     * https://developer.mozilla.org/en-US/docs/Web/CSS/transform-function#scale()
+     *
+     * @param {Number} scaleX
+     * @param {Number} scaleY (optional)
+     */
+    scale: function (scaleX, scaleY) {
+      var image = this.image;
+
+      // If "scaleY" is not present, its default value is "scaleX"
+      if (isUndefined(scaleY)) {
+        scaleY = scaleX;
+      }
+
+      scaleX = num(scaleX);
+      scaleY = num(scaleY);
+
+      if (this.built && !this.disabled && this.options.scalable) {
+        image.scaleX = isNumber(scaleX) ? scaleX : 1;
+        image.scaleY = isNumber(scaleY) ? scaleY : 1;
+        this.renderImage(true);
+      }
+    },
+
+    /**
+     * Get the cropped area position and size data (base on the original image)
+     *
+     * @param {Boolean} rounded (optional)
+     * @return {Object} data
+     */
+    getData: function (rounded) {
+      var options = this.options;
+      var image = this.image;
+      var canvas = this.canvas;
+      var cropBox = this.cropBox;
+      var ratio;
+      var data;
+
+      if (this.built && this.cropped) {
+        data = {
+          x: cropBox.left - canvas.left,
+          y: cropBox.top - canvas.top,
+          width: cropBox.width,
+          height: cropBox.height
+        };
+
+        ratio = image.width / image.naturalWidth;
+
+        $.each(data, function (i, n) {
+          n = n / ratio;
+          data[i] = rounded ? Math.round(n) : n;
+        });
+
+      } else {
+        data = {
+          x: 0,
+          y: 0,
+          width: 0,
+          height: 0
+        };
+      }
+
+      if (options.rotatable) {
+        data.rotate = image.rotate || 0;
+      }
+
+      if (options.scalable) {
+        data.scaleX = image.scaleX || 1;
+        data.scaleY = image.scaleY || 1;
+      }
+
+      return data;
+    },
+
+    /**
+     * Set the cropped area position and size with new data
+     *
+     * @param {Object} data
+     */
+    setData: function (data) {
+      var image = this.image;
+      var canvas = this.canvas;
+      var cropBoxData = {};
+      var ratio;
+
+      if ($.isFunction(data)) {
+        data = data.call(this.$element);
+      }
+
+      if (this.built && !this.disabled && $.isPlainObject(data)) {
+        if (isNumber(data.rotate) && data.rotate !== image.rotate &&
+          this.options.rotatable) {
+
+          image.rotate = data.rotate;
+          this.rotated = true;
+          this.renderCanvas(true);
+        }
+
+        ratio = image.width / image.naturalWidth;
+
+        if (isNumber(data.x)) {
+          cropBoxData.left = data.x * ratio + canvas.left;
+        }
+
+        if (isNumber(data.y)) {
+          cropBoxData.top = data.y * ratio + canvas.top;
+        }
+
+        if (isNumber(data.width)) {
+          cropBoxData.width = data.width * ratio;
+        }
+
+        if (isNumber(data.height)) {
+          cropBoxData.height = data.height * ratio;
+        }
+
+        this.setCropBoxData(cropBoxData);
+      }
+    },
+
+    /**
+     * Get the container size data
+     *
+     * @return {Object} data
+     */
+    getContainerData: function () {
+      return this.built ? this.container : {};
+    },
+
+    /**
+     * Get the image position and size data
+     *
+     * @return {Object} data
+     */
+    getImageData: function () {
+      return this.ready ? this.image : {};
+    },
+
+    /**
+     * Get the canvas position and size data
+     *
+     * @return {Object} data
+     */
+    getCanvasData: function () {
+      var canvas = this.canvas;
+      var data;
+
+      if (this.built) {
+        data = {
+          left: canvas.left,
+          top: canvas.top,
+          width: canvas.width,
+          height: canvas.height
+        };
+      }
+
+      return data || {};
+    },
+
+    /**
+     * Set the canvas position and size with new data
+     *
+     * @param {Object} data
+     */
+    setCanvasData: function (data) {
+      var canvas = this.canvas;
+      var aspectRatio = canvas.aspectRatio;
+
+      if ($.isFunction(data)) {
+        data = data.call(this.$element);
+      }
+
+      if (this.built && !this.disabled && $.isPlainObject(data)) {
+        if (isNumber(data.left)) {
+          canvas.left = data.left;
+        }
+
+        if (isNumber(data.top)) {
+          canvas.top = data.top;
+        }
+
+        if (isNumber(data.width)) {
+          canvas.width = data.width;
+          canvas.height = data.width / aspectRatio;
+        } else if (isNumber(data.height)) {
+          canvas.height = data.height;
+          canvas.width = data.height * aspectRatio;
+        }
+
+        this.renderCanvas(true);
+      }
+    },
+
+    /**
+     * Get the crop box position and size data
+     *
+     * @return {Object} data
+     */
+    getCropBoxData: function () {
+      var cropBox = this.cropBox;
+      var data;
+
+      if (this.built && this.cropped) {
+        data = {
+          left: cropBox.left,
+          top: cropBox.top,
+          width: cropBox.width,
+          height: cropBox.height
+        };
+      }
+
+      return data || {};
+    },
+
+    /**
+     * Set the crop box position and size with new data
+     *
+     * @param {Object} data
+     */
+    setCropBoxData: function (data) {
+      var cropBox = this.cropBox;
+      var aspectRatio = this.options.aspectRatio;
+      var widthChanged;
+      var heightChanged;
+
+      if ($.isFunction(data)) {
+        data = data.call(this.$element);
+      }
+
+      if (this.built && this.cropped && !this.disabled && $.isPlainObject(data)) {
+
+        if (isNumber(data.left)) {
+          cropBox.left = data.left;
+        }
+
+        if (isNumber(data.top)) {
+          cropBox.top = data.top;
+        }
+
+        if (isNumber(data.width) && data.width !== cropBox.width) {
+          widthChanged = true;
+          cropBox.width = data.width;
+        }
+
+        if (isNumber(data.height) && data.height !== cropBox.height) {
+          heightChanged = true;
+          cropBox.height = data.height;
+        }
+
+        if (aspectRatio) {
+          if (widthChanged) {
+            cropBox.height = cropBox.width / aspectRatio;
+          } else if (heightChanged) {
+            cropBox.width = cropBox.height * aspectRatio;
+          }
+        }
+
+        this.renderCropBox();
+      }
+    },
+
+    /**
+     * Get a canvas drawn the cropped image
+     *
+     * @param {Object} options (optional)
+     * @return {HTMLCanvasElement} canvas
+     */
+    getCroppedCanvas: function (options) {
+      var originalWidth;
+      var originalHeight;
+      var canvasWidth;
+      var canvasHeight;
+      var scaledWidth;
+      var scaledHeight;
+      var scaledRatio;
+      var aspectRatio;
+      var canvas;
+      var context;
+      var data;
+
+      if (!this.built || !this.cropped || !SUPPORT_CANVAS) {
+        return;
+      }
+
+      if (!$.isPlainObject(options)) {
+        options = {};
+      }
+
+      data = this.getData();
+      originalWidth = data.width;
+      originalHeight = data.height;
+      aspectRatio = originalWidth / originalHeight;
+
+      if ($.isPlainObject(options)) {
+        scaledWidth = options.width;
+        scaledHeight = options.height;
+
+        if (scaledWidth) {
+          scaledHeight = scaledWidth / aspectRatio;
+          scaledRatio = scaledWidth / originalWidth;
+        } else if (scaledHeight) {
+          scaledWidth = scaledHeight * aspectRatio;
+          scaledRatio = scaledHeight / originalHeight;
+        }
+      }
+
+      canvasWidth = scaledWidth || originalWidth;
+      canvasHeight = scaledHeight || originalHeight;
+
+      canvas = $('<canvas>')[0];
+      canvas.width = canvasWidth;
+      canvas.height = canvasHeight;
+      context = canvas.getContext('2d');
+
+      if (options.fillColor) {
+        context.fillStyle = options.fillColor;
+        context.fillRect(0, 0, canvasWidth, canvasHeight);
+      }
+
+      // https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D.drawImage
+      context.drawImage.apply(context, (function () {
+        var source = getSourceCanvas(this.$clone[0], this.image);
+        var sourceWidth = source.width;
+        var sourceHeight = source.height;
+        var args = [source];
+
+        // Source canvas
+        var srcX = data.x;
+        var srcY = data.y;
+        var srcWidth;
+        var srcHeight;
+
+        // Destination canvas
+        var dstX;
+        var dstY;
+        var dstWidth;
+        var dstHeight;
+
+        if (srcX <= -originalWidth || srcX > sourceWidth) {
+          srcX = srcWidth = dstX = dstWidth = 0;
+        } else if (srcX <= 0) {
+          dstX = -srcX;
+          srcX = 0;
+          srcWidth = dstWidth = min(sourceWidth, originalWidth + srcX);
+        } else if (srcX <= sourceWidth) {
+          dstX = 0;
+          srcWidth = dstWidth = min(originalWidth, sourceWidth - srcX);
+        }
+
+        if (srcWidth <= 0 || srcY <= -originalHeight || srcY > sourceHeight) {
+          srcY = srcHeight = dstY = dstHeight = 0;
+        } else if (srcY <= 0) {
+          dstY = -srcY;
+          srcY = 0;
+          srcHeight = dstHeight = min(sourceHeight, originalHeight + srcY);
+        } else if (srcY <= sourceHeight) {
+          dstY = 0;
+          srcHeight = dstHeight = min(originalHeight, sourceHeight - srcY);
+        }
+
+        args.push(srcX, srcY, srcWidth, srcHeight);
+
+        // Scale destination sizes
+        if (scaledRatio) {
+          dstX *= scaledRatio;
+          dstY *= scaledRatio;
+          dstWidth *= scaledRatio;
+          dstHeight *= scaledRatio;
+        }
+
+        // Avoid "IndexSizeError" in IE and Firefox
+        if (dstWidth > 0 && dstHeight > 0) {
+          args.push(dstX, dstY, dstWidth, dstHeight);
+        }
+
+        return args;
+      }).call(this));
+
+      return canvas;
+    },
+
+    /**
+     * Change the aspect ratio of the crop box
+     *
+     * @param {Number} aspectRatio
+     */
+    setAspectRatio: function (aspectRatio) {
+      var options = this.options;
+
+      if (!this.disabled && !isUndefined(aspectRatio)) {
+
+        // 0 -> NaN
+        options.aspectRatio = num(aspectRatio) || NaN;
+
+        if (this.built) {
+          this.initCropBox();
+
+          if (this.cropped) {
+            this.renderCropBox();
+          }
+        }
+      }
+    },
+
+    /**
+     * Change the drag mode
+     *
+     * @param {String} mode (optional)
+     */
+    setDragMode: function (mode) {
+      var options = this.options;
+      var croppable;
+      var movable;
+
+      if (this.ready && !this.disabled) {
+        croppable = options.dragCrop && mode === ACTION_CROP;
+        movable = options.movable && mode === ACTION_MOVE;
+        mode = (croppable || movable) ? mode : ACTION_NONE;
+
+        this.$dragBox.
+          data('action', mode).
+          toggleClass(CLASS_CROP, croppable).
+          toggleClass(CLASS_MOVE, movable);
+
+        if (!options.cropBoxMovable) {
+
+          // Sync drag mode to crop box when it is not movable(#300)
+          this.$face.
+            data('action', mode).
+            toggleClass(CLASS_CROP, croppable).
+            toggleClass(CLASS_MOVE, movable);
+        }
+      }
+    }
+  });
+
+  $.extend(Cropper.prototype, prototype);
+
+  Cropper.DEFAULTS = {
+
+    // Define the aspect ratio of the crop box
+    aspectRatio: NaN,
+
+    // An object with the previous cropping result data
+    data: null,
+
+    // A jQuery selector for adding extra containers to preview
+    preview: '',
+
+    // Strict mode, the image cannot zoom out less than the container
+    strict: true,
+
+    // Rebuild when resize the window
+    responsive: true,
+
+    // Check if the target image is cross origin
+    checkImageOrigin: 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 create new crop box by dragging over the image
+    dragCrop: true,
+
+    // 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 wheeling mouse
+    mouseWheelZoom: true,
+
+    // Define zoom ratio when zoom the image by wheeling mouse
+    wheelZoomRatio: 0.1,
+
+    // Enable to zoom the image by dragging touch
+    touchDragZoom: true,
+
+    // Enable to move the crop box
+    cropBoxMovable: true,
+
+    // Enable to resize the crop box
+    cropBoxResizable: true,
+
+    // Toggle drag mode between "crop" and "move" when double click on the cropper
+    doubleClickToggle: true,
+
+    // Size limitation
+    minCanvasWidth: 0,
+    minCanvasHeight: 0,
+    minCropBoxWidth: 0,
+    minCropBoxHeight: 0,
+    minContainerWidth: 200,
+    minContainerHeight: 100,
+
+    // Shortcuts of events
+    build: null,
+    built: null,
+    cropstart: null,
+    cropmove: null,
+    cropend: null,
+    crop: null,
+    zoom: null
+  };
+
+  Cropper.setDefaults = function (options) {
+    $.extend(Cropper.DEFAULTS, options);
+  };
+
+  Cropper.TEMPLATE = (
+    '<div class="cropper-container">' +
+      '<div class="cropper-canvas"></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>'
+  );
+
+  // Save the other cropper
+  Cropper.other = $.fn.cropper;
+
+  // Register as jQuery plugin
+  $.fn.cropper = function (options) {
+    var args = toArray(arguments, 1);
+    var result;
+
+    this.each(function () {
+      var $this = $(this);
+      var data = $this.data(NAMESPACE);
+      var fn;
+
+      if (!data) {
+        if (/destroy/.test(options)) {
+          return;
+        }
+
+        $this.data(NAMESPACE, (data = new Cropper(this, options)));
+      }
+
+      if (typeof options === 'string' && $.isFunction(fn = data[options])) {
+        result = fn.apply(data, args);
+      }
+    });
+
+    return isUndefined(result) ? this : result;
+  };
+
+  $.fn.cropper.Constructor = Cropper;
+  $.fn.cropper.setDefaults = Cropper.setDefaults;
+
+  // No conflict
+  $.fn.cropper.noConflict = function () {
+    $.fn.cropper = Cropper.other;
+    return this;
+  };
+
+});

app/assets/stylesheets/application.css

@@ -4,7 +4,7 @@
  * the top of the compiled file, but it's generally better to create a new file per style scope.
  *= require_self
  *= require ./bootstrap.css
- *= require ./cropper.min.css
+ *= require ./cropper.css
  *= require ./fineuploader.css
  *= require ./ui-lightness/jquery-ui-1.11.2.css
  *= require ./jquery.noty.css

app/assets/stylesheets/cropper.css

@@ -0,0 +1,290 @@
+/*!
+ * Cropper v1.0.0-rc.1
+ * https://github.com/fengyuanchen/cropper
+ *
+ * Copyright (c) 2014-2015 Fengyuan Chen and contributors
+ * Released under the MIT license
+ *
+ * Date: 2015-09-05T04:29:22.355Z
+ */
+.cropper-container {
+  position: relative;
+  overflow: hidden;
+  font-size: 0;
+  line-height: 0;
+  -ms-touch-action: none;
+      touch-action: none;
+  -webkit-user-select: none;
+     -moz-user-select: none;
+      -ms-user-select: none;
+          user-select: none;
+
+  direction: ltr !important;
+  -webkit-tap-highlight-color: transparent;
+  -webkit-touch-callout: none;
+}
+.cropper-container img {
+  display: block;
+  width: 100%;
+  min-width: 0 !important;
+  max-width: none !important;
+  height: 100%; 
+  min-height: 0 !important;
+  max-height: none !important;
+
+  image-orientation: 0deg !important;
+}
+
+.cropper-canvas,
+.cropper-drag-box,
+.cropper-crop-box,
+.cropper-modal {
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+}
+
+.cropper-drag-box {
+  background-color: #fff;
+  filter: alpha(opacity=0); 
+  opacity: 0;
+}
+
+.cropper-modal {
+  background-color: #000;
+  filter: alpha(opacity=50); 
+  opacity: .5;
+}
+
+.cropper-view-box {
+  display: block;
+  width: 100%;
+  height: 100%; 
+  overflow: hidden;
+  outline: 1px solid #69f;
+  outline-color: rgba(102, 153, 255, .75);
+}
+
+.cropper-dashed {
+  position: absolute;
+  display: block;
+  filter: alpha(opacity=50); 
+  border: 0 dashed #eee;
+  opacity: .5;
+}
+.cropper-dashed.dashed-h {
+  top: 33.33333%;
+  left: 0;
+  width: 100%;
+  height: 33.33333%; 
+  border-top-width: 1px;
+  border-bottom-width: 1px;
+}
+.cropper-dashed.dashed-v {
+  top: 0;
+  left: 33.33333%;
+  width: 33.33333%;
+  height: 100%; 
+  border-right-width: 1px;
+  border-left-width: 1px;
+}
+
+.cropper-center {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  display: block;
+  width: 0;
+  height: 0;
+  filter: alpha(opacity=75); 
+  opacity: .75;
+}
+.cropper-center:before,
+  .cropper-center:after {
+  position: absolute;
+  display: block;
+  content: " "; 
+  background-color: #eee;
+}
+.cropper-center:before {
+  top: 0;
+  left: -3px;
+  width: 7px;
+  height: 1px;
+}
+.cropper-center:after {
+  top: -3px;
+  left: 0;
+  width: 1px;
+  height: 7px;
+}
+
+.cropper-face,
+.cropper-line,
+.cropper-point {
+  position: absolute;
+  display: block;
+  width: 100%;
+  height: 100%;
+  filter: alpha(opacity=10); 
+  opacity: .1;
+}
+
+.cropper-face {
+  top: 0;
+  left: 0;
+  background-color: #fff;
+}
+
+.cropper-line {
+  background-color: #69f;
+}
+.cropper-line.line-e {
+  top: 0;
+  right: -3px;
+  width: 5px;
+  cursor: e-resize;
+}
+.cropper-line.line-n {
+  top: -3px;
+  left: 0;
+  height: 5px;
+  cursor: n-resize;
+}
+.cropper-line.line-w {
+  top: 0;
+  left: -3px;
+  width: 5px;
+  cursor: w-resize;
+}
+.cropper-line.line-s {
+  bottom: -3px;
+  left: 0;
+  height: 5px;
+  cursor: s-resize;
+}
+
+.cropper-point {
+  width: 5px;
+  height: 5px;
+  background-color: #69f;
+  filter: alpha(opacity=75); 
+  opacity: .75;
+}
+.cropper-point.point-e {
+  top: 50%;
+  right: -3px;
+  margin-top: -3px;
+  cursor: e-resize;
+}
+.cropper-point.point-n {
+  top: -3px;
+  left: 50%;
+  margin-left: -3px;
+  cursor: n-resize;
+}
+.cropper-point.point-w {
+  top: 50%;
+  left: -3px;
+  margin-top: -3px;
+  cursor: w-resize;
+}
+.cropper-point.point-s {
+  bottom: -3px;
+  left: 50%;
+  margin-left: -3px;
+  cursor: s-resize;
+}
+.cropper-point.point-ne {
+  top: -3px;
+  right: -3px;
+  cursor: ne-resize;
+}
+.cropper-point.point-nw {
+  top: -3px;
+  left: -3px;
+  cursor: nw-resize;
+}
+.cropper-point.point-sw {
+  bottom: -3px;
+  left: -3px;
+  cursor: sw-resize;
+}
+.cropper-point.point-se {
+  right: -3px;
+  bottom: -3px;
+  width: 20px;
+  height: 20px;
+  cursor: se-resize;
+  filter: alpha(opacity=100); 
+  opacity: 1;
+}
+.cropper-point.point-se:before {
+  position: absolute;
+  right: -50%;
+  bottom: -50%;
+  display: block;
+  width: 200%;
+  height: 200%;
+  content: " ";
+  background-color: #69f;
+  filter: alpha(opacity=0); 
+  opacity: 0;
+}
+@media (min-width: 768px) {
+  .cropper-point.point-se {
+    width: 15px;
+    height: 15px;
+  }
+}
+@media (min-width: 992px) {
+  .cropper-point.point-se {
+    width: 10px;
+    height: 10px;
+  }
+}
+@media (min-width: 1200px) {
+  .cropper-point.point-se {
+    width: 5px;
+    height: 5px;
+    filter: alpha(opacity=75); 
+    opacity: .75;
+  }
+}
+
+.cropper-bg {
+  background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAAA3NCSVQICAjb4U/gAAAABlBMVEXMzMz////TjRV2AAAACXBIWXMAAArrAAAK6wGCiw1aAAAAHHRFWHRTb2Z0d2FyZQBBZG9iZSBGaXJld29ya3MgQ1M26LyyjAAAABFJREFUCJlj+M/AgBVhF/0PAH6/D/HkDxOGAAAAAElFTkSuQmCC");
+}
+
+.cropper-invisible {
+  filter: alpha(opacity=0); 
+  opacity: 0;
+}
+
+.cropper-hide {
+  position: absolute;
+  display: block;
+  width: 0;
+  height: 0;
+}
+
+.cropper-hidden {
+  display: none !important;
+}
+
+.cropper-move {
+  cursor: move;
+}
+
+.cropper-crop {
+  cursor: crosshair;
+}
+
+.cropper-disabled .cropper-drag-box,
+.cropper-disabled .cropper-face,
+.cropper-disabled .cropper-line,
+.cropper-disabled .cropper-point {
+  cursor: not-allowed;
+}