diff --git a/CHANGELOG.md b/CHANGELOG.md
index 162746f9b..9912ee004 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,11 @@
 # Changelog
 
-## next
+## 1.5.4 (Jul 20, 2019)
 
 - Avoid removing the events of the original image.
 - Avoid requesting any Data URLs by XMLHttpRequest for better performance (#526).
 - Add an `alt` attribute to all internal images for better accessibility (#548).
+- Transform `enum`s to `type`s from the definition files for TypeScript (#550).
 
 ## 1.5.3 (Jul 10, 2019)
 
diff --git a/dist/cropper.common.js b/dist/cropper.common.js
index 826453ec7..743f3302b 100644
--- a/dist/cropper.common.js
+++ b/dist/cropper.common.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:44.557Z
+ * Date: 2019-07-20T02:37:47.411Z
  */
 
 'use strict';
@@ -119,6 +119,7 @@ var EVENT_ZOOM = 'zoom'; // Mime types
 var MIME_TYPE_JPEG = 'image/jpeg'; // 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; // Misc
 // Inspired by the default width and height of a canvas element.
@@ -1520,9 +1521,11 @@ var render = {
 
 var preview = {
   initPreview: function initPreview() {
-    var crossOrigin = this.crossOrigin;
+    var element = this.element,
+        crossOrigin = this.crossOrigin;
     var preview = this.options.preview;
     var url = crossOrigin ? this.crossOriginUrl : this.url;
+    var alt = element.alt || 'The image to preview';
     var image = document.createElement('img');
 
     if (crossOrigin) {
@@ -1530,6 +1533,7 @@ var preview = {
     }
 
     image.src = url;
+    image.alt = alt;
     this.viewBox.appendChild(image);
     this.viewBoxImage = image;
 
@@ -1540,7 +1544,7 @@ var preview = {
     var previews = preview;
 
     if (typeof preview === 'string') {
-      previews = this.element.ownerDocument.querySelectorAll(preview);
+      previews = element.ownerDocument.querySelectorAll(preview);
     } else if (preview.querySelector) {
       previews = [preview];
     }
@@ -1560,6 +1564,7 @@ var preview = {
       }
 
       img.src = url;
+      img.alt = alt;
       /**
        * Override img element styles
        * Add `display:block` to avoid margin top issue
@@ -3223,13 +3228,23 @@ function () {
       if (!options.checkOrientation || !window.ArrayBuffer) {
         this.clone();
         return;
-      } // Read ArrayBuffer from Data URL of JPEG images directly for better performance.
+      } // Detect the mime type of the image directly if it is a Data URL
+
 
+      if (REGEXP_DATA_URL.test(url)) {
+        // Read ArrayBuffer from Data URL of JPEG images directly for better performance
+        if (REGEXP_DATA_URL_JPEG.test(url)) {
+          this.read(dataURLToArrayBuffer(url));
+        } else {
+          // Only a JPEG image may contains Exif Orientation information,
+          // the rest types of Data URLs are not necessary to check orientation at all.
+          this.clone();
+        }
 
-      if (REGEXP_DATA_URL_JPEG.test(url)) {
-        this.read(dataURLToArrayBuffer(url));
         return;
-      }
+      } // 1. Detect the mime type of the image by a XMLHttpRequest.
+      // 2. Load the image as ArrayBuffer for reading orientation if its a JPEG image.
+
 
       var xhr = new XMLHttpRequest();
       var clone = this.clone.bind(this);
@@ -3244,6 +3259,7 @@ function () {
       xhr.ontimeout = clone;
 
       xhr.onprogress = function () {
+        // Abort the request directly if it not a JPEG image for better performance
         if (xhr.getResponseHeader('content-type') !== MIME_TYPE_JPEG) {
           xhr.abort();
         }
@@ -3330,6 +3346,7 @@ function () {
       }
 
       image.src = crossOriginUrl || url;
+      image.alt = element.alt || 'The image to crop';
       this.image = image;
       image.onload = this.start.bind(this);
       image.onerror = this.stop.bind(this);
@@ -3341,7 +3358,7 @@ function () {
     value: function start() {
       var _this2 = this;
 
-      var image = this.isImg ? this.element : this.image;
+      var image = this.image;
       image.onload = null;
       image.onerror = null;
       this.sizing = true; // Match all browsers that use WebKit as the layout engine in iOS devices,
diff --git a/dist/cropper.css b/dist/cropper.css
index e99335087..2345fb51d 100644
--- a/dist/cropper.css
+++ b/dist/cropper.css
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:41.696Z
+ * Date: 2019-07-20T02:37:43.686Z
  */
 
 .cropper-container {
diff --git a/dist/cropper.esm.js b/dist/cropper.esm.js
index 667d79a33..5a9a026b1 100644
--- a/dist/cropper.esm.js
+++ b/dist/cropper.esm.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:44.557Z
+ * Date: 2019-07-20T02:37:47.411Z
  */
 
 function _typeof(obj) {
@@ -117,6 +117,7 @@ var EVENT_ZOOM = 'zoom'; // Mime types
 var MIME_TYPE_JPEG = 'image/jpeg'; // 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; // Misc
 // Inspired by the default width and height of a canvas element.
@@ -1518,9 +1519,11 @@ var render = {
 
 var preview = {
   initPreview: function initPreview() {
-    var crossOrigin = this.crossOrigin;
+    var element = this.element,
+        crossOrigin = this.crossOrigin;
     var preview = this.options.preview;
     var url = crossOrigin ? this.crossOriginUrl : this.url;
+    var alt = element.alt || 'The image to preview';
     var image = document.createElement('img');
 
     if (crossOrigin) {
@@ -1528,6 +1531,7 @@ var preview = {
     }
 
     image.src = url;
+    image.alt = alt;
     this.viewBox.appendChild(image);
     this.viewBoxImage = image;
 
@@ -1538,7 +1542,7 @@ var preview = {
     var previews = preview;
 
     if (typeof preview === 'string') {
-      previews = this.element.ownerDocument.querySelectorAll(preview);
+      previews = element.ownerDocument.querySelectorAll(preview);
     } else if (preview.querySelector) {
       previews = [preview];
     }
@@ -1558,6 +1562,7 @@ var preview = {
       }
 
       img.src = url;
+      img.alt = alt;
       /**
        * Override img element styles
        * Add `display:block` to avoid margin top issue
@@ -3221,13 +3226,23 @@ function () {
       if (!options.checkOrientation || !window.ArrayBuffer) {
         this.clone();
         return;
-      } // Read ArrayBuffer from Data URL of JPEG images directly for better performance.
+      } // Detect the mime type of the image directly if it is a Data URL
+
 
+      if (REGEXP_DATA_URL.test(url)) {
+        // Read ArrayBuffer from Data URL of JPEG images directly for better performance
+        if (REGEXP_DATA_URL_JPEG.test(url)) {
+          this.read(dataURLToArrayBuffer(url));
+        } else {
+          // Only a JPEG image may contains Exif Orientation information,
+          // the rest types of Data URLs are not necessary to check orientation at all.
+          this.clone();
+        }
 
-      if (REGEXP_DATA_URL_JPEG.test(url)) {
-        this.read(dataURLToArrayBuffer(url));
         return;
-      }
+      } // 1. Detect the mime type of the image by a XMLHttpRequest.
+      // 2. Load the image as ArrayBuffer for reading orientation if its a JPEG image.
+
 
       var xhr = new XMLHttpRequest();
       var clone = this.clone.bind(this);
@@ -3242,6 +3257,7 @@ function () {
       xhr.ontimeout = clone;
 
       xhr.onprogress = function () {
+        // Abort the request directly if it not a JPEG image for better performance
         if (xhr.getResponseHeader('content-type') !== MIME_TYPE_JPEG) {
           xhr.abort();
         }
@@ -3328,6 +3344,7 @@ function () {
       }
 
       image.src = crossOriginUrl || url;
+      image.alt = element.alt || 'The image to crop';
       this.image = image;
       image.onload = this.start.bind(this);
       image.onerror = this.stop.bind(this);
@@ -3339,7 +3356,7 @@ function () {
     value: function start() {
       var _this2 = this;
 
-      var image = this.isImg ? this.element : this.image;
+      var image = this.image;
       image.onload = null;
       image.onerror = null;
       this.sizing = true; // Match all browsers that use WebKit as the layout engine in iOS devices,
diff --git a/dist/cropper.js b/dist/cropper.js
index e8fe2c7e2..7d95f7b27 100644
--- a/dist/cropper.js
+++ b/dist/cropper.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:44.557Z
+ * Date: 2019-07-20T02:37:47.411Z
  */
 
 (function (global, factory) {
@@ -123,6 +123,7 @@
   var MIME_TYPE_JPEG = 'image/jpeg'; // 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; // Misc
   // Inspired by the default width and height of a canvas element.
@@ -1524,9 +1525,11 @@
 
   var preview = {
     initPreview: function initPreview() {
-      var crossOrigin = this.crossOrigin;
+      var element = this.element,
+          crossOrigin = this.crossOrigin;
       var preview = this.options.preview;
       var url = crossOrigin ? this.crossOriginUrl : this.url;
+      var alt = element.alt || 'The image to preview';
       var image = document.createElement('img');
 
       if (crossOrigin) {
@@ -1534,6 +1537,7 @@
       }
 
       image.src = url;
+      image.alt = alt;
       this.viewBox.appendChild(image);
       this.viewBoxImage = image;
 
@@ -1544,7 +1548,7 @@
       var previews = preview;
 
       if (typeof preview === 'string') {
-        previews = this.element.ownerDocument.querySelectorAll(preview);
+        previews = element.ownerDocument.querySelectorAll(preview);
       } else if (preview.querySelector) {
         previews = [preview];
       }
@@ -1564,6 +1568,7 @@
         }
 
         img.src = url;
+        img.alt = alt;
         /**
          * Override img element styles
          * Add `display:block` to avoid margin top issue
@@ -3227,13 +3232,23 @@
         if (!options.checkOrientation || !window.ArrayBuffer) {
           this.clone();
           return;
-        } // Read ArrayBuffer from Data URL of JPEG images directly for better performance.
+        } // Detect the mime type of the image directly if it is a Data URL
+
 
+        if (REGEXP_DATA_URL.test(url)) {
+          // Read ArrayBuffer from Data URL of JPEG images directly for better performance
+          if (REGEXP_DATA_URL_JPEG.test(url)) {
+            this.read(dataURLToArrayBuffer(url));
+          } else {
+            // Only a JPEG image may contains Exif Orientation information,
+            // the rest types of Data URLs are not necessary to check orientation at all.
+            this.clone();
+          }
 
-        if (REGEXP_DATA_URL_JPEG.test(url)) {
-          this.read(dataURLToArrayBuffer(url));
           return;
-        }
+        } // 1. Detect the mime type of the image by a XMLHttpRequest.
+        // 2. Load the image as ArrayBuffer for reading orientation if its a JPEG image.
+
 
         var xhr = new XMLHttpRequest();
         var clone = this.clone.bind(this);
@@ -3248,6 +3263,7 @@
         xhr.ontimeout = clone;
 
         xhr.onprogress = function () {
+          // Abort the request directly if it not a JPEG image for better performance
           if (xhr.getResponseHeader('content-type') !== MIME_TYPE_JPEG) {
             xhr.abort();
           }
@@ -3334,6 +3350,7 @@
         }
 
         image.src = crossOriginUrl || url;
+        image.alt = element.alt || 'The image to crop';
         this.image = image;
         image.onload = this.start.bind(this);
         image.onerror = this.stop.bind(this);
@@ -3345,7 +3362,7 @@
       value: function start() {
         var _this2 = this;
 
-        var image = this.isImg ? this.element : this.image;
+        var image = this.image;
         image.onload = null;
         image.onerror = null;
         this.sizing = true; // Match all browsers that use WebKit as the layout engine in iOS devices,
diff --git a/dist/cropper.min.css b/dist/cropper.min.css
index 596da5ece..24ab018e0 100644
--- a/dist/cropper.min.css
+++ b/dist/cropper.min.css
@@ -1,9 +1,9 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:41.696Z
+ * Date: 2019-07-20T02:37:43.686Z
  */.cropper-container{direction:ltr;font-size:0;line-height:0;position:relative;-ms-touch-action:none;touch-action:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.cropper-container img{display:block;height:100%;image-orientation:0deg;max-height:none!important;max-width:none!important;min-height:0!important;min-width:0!important;width:100%}.cropper-canvas,.cropper-crop-box,.cropper-drag-box,.cropper-modal,.cropper-wrap-box{bottom:0;left:0;position:absolute;right:0;top:0}.cropper-canvas,.cropper-wrap-box{overflow:hidden}.cropper-drag-box{background-color:#fff;opacity:0}.cropper-modal{background-color:#000;opacity:.5}.cropper-view-box{display:block;height:100%;outline:1px solid #39f;outline-color:rgba(51,153,255,.75);overflow:hidden;width:100%}.cropper-dashed{border:0 dashed #eee;display:block;opacity:.5;position:absolute}.cropper-dashed.dashed-h{border-bottom-width:1px;border-top-width:1px;height:33.33333%;left:0;top:33.33333%;width:100%}.cropper-dashed.dashed-v{border-left-width:1px;border-right-width:1px;height:100%;left:33.33333%;top:0;width:33.33333%}.cropper-center{display:block;height:0;left:50%;opacity:.75;position:absolute;top:50%;width:0}.cropper-center:after,.cropper-center:before{background-color:#eee;content:" ";display:block;position:absolute}.cropper-center:before{height:1px;left:-3px;top:0;width:7px}.cropper-center:after{height:7px;left:0;top:-3px;width:1px}.cropper-face,.cropper-line,.cropper-point{display:block;height:100%;opacity:.1;position:absolute;width:100%}.cropper-face{background-color:#fff;left:0;top:0}.cropper-line{background-color:#39f}.cropper-line.line-e{cursor:ew-resize;right:-3px;top:0;width:5px}.cropper-line.line-n{cursor:ns-resize;height:5px;left:0;top:-3px}.cropper-line.line-w{cursor:ew-resize;left:-3px;top:0;width:5px}.cropper-line.line-s{bottom:-3px;cursor:ns-resize;height:5px;left:0}.cropper-point{background-color:#39f;height:5px;opacity:.75;width:5px}.cropper-point.point-e{cursor:ew-resize;margin-top:-3px;right:-3px;top:50%}.cropper-point.point-n{cursor:ns-resize;left:50%;margin-left:-3px;top:-3px}.cropper-point.point-w{cursor:ew-resize;left:-3px;margin-top:-3px;top:50%}.cropper-point.point-s{bottom:-3px;cursor:s-resize;left:50%;margin-left:-3px}.cropper-point.point-ne{cursor:nesw-resize;right:-3px;top:-3px}.cropper-point.point-nw{cursor:nwse-resize;left:-3px;top:-3px}.cropper-point.point-sw{bottom:-3px;cursor:nesw-resize;left:-3px}.cropper-point.point-se{bottom:-3px;cursor:nwse-resize;height:20px;opacity:1;right:-3px;width:20px}@media (min-width:768px){.cropper-point.point-se{height:15px;width:15px}}@media (min-width:992px){.cropper-point.point-se{height:10px;width:10px}}@media (min-width:1200px){.cropper-point.point-se{height:5px;opacity:.75;width:5px}}.cropper-point.point-se:before{background-color:#39f;bottom:-50%;content:" ";display:block;height:200%;opacity:0;position:absolute;right:-50%;width:200%}.cropper-invisible{opacity:0}.cropper-bg{background-image:url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAAA3NCSVQICAjb4U/gAAAABlBMVEXMzMz////TjRV2AAAACXBIWXMAAArrAAAK6wGCiw1aAAAAHHRFWHRTb2Z0d2FyZQBBZG9iZSBGaXJld29ya3MgQ1M26LyyjAAAABFJREFUCJlj+M/AgBVhF/0PAH6/D/HkDxOGAAAAAElFTkSuQmCC")}.cropper-hide{display:block;height:0;position:absolute;width: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}
\ No newline at end of file
diff --git a/dist/cropper.min.js b/dist/cropper.min.js
index a6eed391a..5e42c6706 100644
--- a/dist/cropper.min.js
+++ b/dist/cropper.min.js
@@ -1,10 +1,10 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:44.557Z
+ * Date: 2019-07-20T02:37:47.411Z
  */
-!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):(t=t||self).Cropper=i()}(this,function(){"use strict";function i(t){return(i="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function a(t,i){for(var e=0;e<i.length;e++){var a=i[e];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(t,a.key,a)}}function j(t){return function(t){if(Array.isArray(t)){for(var i=0,e=new Array(t.length);i<t.length;i++)e[i]=t[i];return e}}(t)||function(t){if(Symbol.iterator in Object(t)||"[object Arguments]"===Object.prototype.toString.call(t))return Array.from(t)}(t)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance")}()}var n="undefined"!=typeof window,h=n?window:{},t=n&&"ontouchstart"in h.document.documentElement,e=n&&"PointerEvent"in h,d="cropper",C="all",D="crop",B="move",k="zoom",T="e",E="w",W="s",N="n",H="ne",L="nw",O="se",z="sw",r="".concat(d,"-crop"),o="".concat(d,"-disabled"),Y="".concat(d,"-hidden"),l="".concat(d,"-hide"),p="".concat(d,"-invisible"),s="".concat(d,"-modal"),m="".concat(d,"-move"),u="".concat(d,"Action"),g="".concat(d,"Preview"),c="crop",f="move",v="none",w="crop",b="cropend",x="cropmove",y="cropstart",M="dblclick",X=e?"pointerdown":t?"touchstart":"mousedown",R=e?"pointermove":t?"touchmove":"mousemove",A=e?"pointerup pointercancel":t?"touchend 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this.cropped&&!this.disabled&&(ht(this.cropBoxData,{left:0,top:0,width:0,height:0}),this.cropped=!1,this.renderCropBox(),this.limitCanvas(!0,!0),this.renderCanvas(),pt(this.dragBox,s),lt(this.cropBox,Y)),this},replace:function(i,t){var e=1<arguments.length&&void 0!==t&&t;return!this.disabled&&i&&(this.isImg&&(this.element.src=i),e?(this.url=i,this.image.src=i,this.ready&&(this.viewBoxImage.src=i,ot(this.previews,function(t){t.getElementsByTagName("img")[0].src=i}))):(this.isImg&&(this.replaced=!0),this.options.data=null,this.uncreate(),this.load(i))),this},enable:function(){return this.ready&&this.disabled&&(this.disabled=!1,pt(this.cropper,o)),this},disable:function(){return this.ready&&!this.disabled&&(this.disabled=!0,lt(this.cropper,o)),this},destroy:function(){var t=this.element;return t[d]&&(t[d]=void 0,this.isImg&&this.replaced&&(t.src=this.originalUrl),this.uncreate()),this},move:function(t,i){var e=1<arguments.length&&void 0!==i?i:t,a=this.canvasData,n=a.left,o=a.top;return 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0!==t&&t,a=this.options,n=this.imageData,o=this.canvasData,h=this.cropBoxData;if(this.ready&&this.cropped){e={x:h.left-o.left,y:h.top-o.top,width:h.width,height:h.height};var r=n.width/n.naturalWidth;if(ot(e,function(t,i){e[i]=t/r}),i){var s=Math.round(e.y+e.height),c=Math.round(e.x+e.width);e.x=Math.round(e.x),e.y=Math.round(e.y),e.width=c-e.x,e.height=s-e.y}}else e={x:0,y:0,width:0,height:0};return a.rotatable&&(e.rotate=n.rotate||0),a.scalable&&(e.scaleX=n.scaleX||1,e.scaleY=n.scaleY||1),e},setData:function(t){var i=this.options,e=this.imageData,a=this.canvasData,n={};if(this.ready&&!this.disabled&&it(t)){var o=!1;i.rotatable&&V(t.rotate)&&t.rotate!==e.rotate&&(e.rotate=t.rotate,o=!0),i.scalable&&(V(t.scaleX)&&t.scaleX!==e.scaleX&&(e.scaleX=t.scaleX,o=!0),V(t.scaleY)&&t.scaleY!==e.scaleY&&(e.scaleY=t.scaleY,o=!0)),o&&this.renderCanvas(!0,!0);var h=e.width/e.naturalWidth;V(t.x)&&(n.left=t.x*h+a.left),V(t.y)&&(n.top=t.y*h+a.top),V(t.width)&&(n.width=t.width*h),V(t.height)&&(n.height=t.height*h),this.setCropBoxData(n)}return this},getContainerData:function(){return this.ready?ht({},this.containerData):{}},getImageData:function(){return this.sized?ht({},this.imageData):{}},getCanvasData:function(){var i=this.canvasData,e={};return this.ready&&ot(["left","top","width","height","naturalWidth","naturalHeight"],function(t){e[t]=i[t]}),e},setCanvasData:function(t){var i=this.canvasData,e=i.aspectRatio;return this.ready&&!this.disabled&&it(t)&&(V(t.left)&&(i.left=t.left),V(t.top)&&(i.top=t.top),V(t.width)?(i.width=t.width,i.height=t.width/e):V(t.height)&&(i.height=t.height,i.width=t.height*e),this.renderCanvas(!0)),this},getCropBoxData:function(){var t,i=this.cropBoxData;return this.ready&&this.cropped&&(t={left:i.left,top:i.top,width:i.width,height:i.height}),t||{}},setCropBoxData:function(t){var i,e,a=this.cropBoxData,n=this.options.aspectRatio;return this.ready&&this.cropped&&!this.disabled&&it(t)&&(V(t.left)&&(a.left=t.left),V(t.top)&&(a.top=t.top),V(t.width)&&t.width!==a.width&&(i=!0,a.width=t.width),V(t.height)&&t.height!==a.height&&(e=!0,a.height=t.height),n&&(i?a.height=a.width/n:e&&(a.width=a.height*n)),this.renderCropBox()),this},getCroppedCanvas:function(t){var i=0<arguments.length&&void 0!==t?t:{};if(!this.ready||!window.HTMLCanvasElement)return null;var e=this.canvasData,a=function(t,i,e,a){var n=i.aspectRatio,o=i.naturalWidth,h=i.naturalHeight,r=i.rotate,s=void 0===r?0:r,c=i.scaleX,d=void 0===c?1:c,l=i.scaleY,p=void 0===l?1:l,m=e.aspectRatio,u=e.naturalWidth,g=e.naturalHeight,f=a.fillColor,v=void 0===f?"transparent":f,w=a.imageSmoothingEnabled,b=void 0===w||w,x=a.imageSmoothingQuality,y=void 0===x?"low":x,M=a.maxWidth,C=void 0===M?1/0:M,D=a.maxHeight,B=void 0===D?1/0:D,k=a.minWidth,T=void 0===k?0:k,E=a.minHeight,W=void 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d=r/s,l=Nt({aspectRatio:d,width:i.maxWidth||1/0,height:i.maxHeight||1/0}),p=Nt({aspectRatio:d,width:i.minWidth||0,height:i.minHeight||0},"cover"),m=Nt({aspectRatio:d,width:i.width||(1!=c?a.width:r),height:i.height||(1!=c?a.height:s)}),u=m.width,g=m.height;u=Math.min(l.width,Math.max(p.width,u)),g=Math.min(l.height,Math.max(p.height,g));var f=document.createElement("canvas"),v=f.getContext("2d");f.width=st(u),f.height=st(g),v.fillStyle=i.fillColor||"transparent",v.fillRect(0,0,u,g);var w=i.imageSmoothingEnabled,b=void 0===w||w,x=i.imageSmoothingQuality;v.imageSmoothingEnabled=b,x&&(v.imageSmoothingQuality=x);var y,M,C,D,B,k,T=a.width,E=a.height,W=o,N=h;W<=-r||T<W?B=C=y=W=0:W<=0?(C=-W,W=0,B=y=Math.min(T,r+W)):W<=T&&(C=0,B=y=Math.min(r,T-W)),y<=0||N<=-s||E<N?k=D=M=N=0:N<=0?(D=-N,N=0,k=M=Math.min(E,s+N)):N<=E&&(D=0,k=M=Math.min(s,E-N));var H=[W,N,y,M];if(0<B&&0<k){var L=u/r;H.push(C*L,D*L,B*L,k*L)}return v.drawImage.apply(v,[a].concat(j(H.map(function(t){return 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function(t,i,e){i&&a(t.prototype,i),e&&a(t,e)}(e,[{key:"init",value:function(){var t,i=this.element,e=i.tagName.toLowerCase();if(!i[d]){if(i[d]=this,"img"===e){if(this.isImg=!0,t=i.getAttribute("src")||"",!(this.originalUrl=t))return;t=i.src}else"canvas"===e&&window.HTMLCanvasElement&&(t=i.toDataURL());this.load(t)}}},{key:"load",value:function(t){var i=this;if(t){this.url=t,this.imageData={};var e=this.element,a=this.options;if(a.rotatable||a.scalable||(a.checkOrientation=!1),a.checkOrientation&&window.ArrayBuffer)if(Q.test(t))this.read(function(t){var i=t.replace(Lt,""),e=atob(i),a=new ArrayBuffer(e.length),n=new Uint8Array(a);return ot(n,function(t,i){n[i]=e.charCodeAt(i)}),a}(t));else{var n=new 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r=this.imageData,t=this.canvasData,i=this.cropBoxData,s=i.width,c=i.height,d=r.width,l=r.height,p=i.left-t.left-r.left,m=i.top-t.top-r.top;this.cropped&&!this.disabled&&(lt(this.viewBoxImage,rt({width:d,height:l},Wt(rt({translateX:-p,translateY:-m},r)))),ht(this.previews,function(t){var i=vt(t,g),e=i.width,a=i.height,n=e,o=a,h=1;s&&(o=c*(h=e/s)),c&&a<o&&(n=s*(h=a/c),o=a),lt(t,{width:n,height:o}),lt(t.getElementsByTagName("img")[0],rt({width:d*h,height:l*h},Wt(rt({translateX:-p*h,translateY:-m*h},r))))}))}},Rt={bind:function(){var t=this.element,i=this.options,e=this.cropper;at(i.cropstart)&&Mt(t,y,i.cropstart),at(i.cropmove)&&Mt(t,x,i.cropmove),at(i.cropend)&&Mt(t,b,i.cropend),at(i.crop)&&Mt(t,w,i.crop),at(i.zoom)&&Mt(t,P,i.zoom),Mt(e,X,this.onCropStart=this.cropStart.bind(this)),i.zoomable&&i.zoomOnWheel&&Mt(e,U,this.onWheel=this.wheel.bind(this),{passive:!1,capture:!0}),i.toggleDragModeOnDblclick&&Mt(e,M,this.onDblclick=this.dblclick.bind(this)),Mt(t.ownerDocument,R,this.onCropMove=this.cropMove.bind(this)),Mt(t.ownerDocument,A,this.onCropEnd=this.cropEnd.bind(this)),i.responsive&&Mt(window,I,this.onResize=this.resize.bind(this))},unbind:function(){var t=this.element,i=this.options,e=this.cropper;at(i.cropstart)&&yt(t,y,i.cropstart),at(i.cropmove)&&yt(t,x,i.cropmove),at(i.cropend)&&yt(t,b,i.cropend),at(i.crop)&&yt(t,w,i.crop),at(i.zoom)&&yt(t,P,i.zoom),yt(e,X,this.onCropStart),i.zoomable&&i.zoomOnWheel&&yt(e,U,this.onWheel,{passive:!1,capture:!0}),i.toggleDragModeOnDblclick&&yt(e,M,this.onDblclick),yt(t.ownerDocument,R,this.onCropMove),yt(t.ownerDocument,A,this.onCropEnd),i.responsive&&yt(window,I,this.onResize)}},At={resize:function(){var t=this.options,i=this.container,e=this.containerData,a=Number(t.minContainerWidth)||200,n=Number(t.minContainerHeight)||100;if(!(this.disabled||e.width<=a||e.height<=n)){var o,h,r=i.offsetWidth/e.width;if(1!=r||i.offsetHeight!==e.height)t.restore&&(o=this.getCanvasData(),h=this.getCropBoxData()),this.render(),t.restore&&(this.setCanvasData(ht(o,function(t,i){o[i]=t*r})),this.setCropBoxData(ht(h,function(t,i){h[i]=t*r})))}},dblclick:function(){this.disabled||this.options.dragMode===v||this.setDragMode(function(t,i){return t.classList?t.classList.contains(i):-1<t.className.indexOf(i)}(this.dragBox,r)?f:c)},wheel:function(t){var i=this,e=Number(this.options.wheelZoomRatio)||.1,a=1;this.disabled||(t.preventDefault(),this.wheeling||(this.wheeling=!0,setTimeout(function(){i.wheeling=!1},50),t.deltaY?a=0<t.deltaY?1:-1:t.wheelDelta?a=-t.wheelDelta/120:t.detail&&(a=0<t.detail?1:-1),this.zoom(-a*e,t)))},cropStart:function(t){var i=t.buttons,e=t.button;if(!(this.disabled||F(i)&&1!==i||F(e)&&0!==e||t.ctrlKey)){var a,n=this.options,o=this.pointers;t.changedTouches?ht(t.changedTouches,function(t){o[t.identifier]=Nt(t)}):o[t.pointerId||0]=Nt(t),a=1<Object.keys(o).length&&n.zoomable&&n.zoomOnTouch?k:vt(t.target,u),$.test(a)&&!1!==Ct(this.element,y,{originalEvent:t,action:a})&&(t.preventDefault(),this.action=a,this.cropping=!1,a===D&&(this.cropping=!0,pt(this.dragBox,s)))}},cropMove:function(t){var i=this.action;if(!this.disabled&&i){var e=this.pointers;t.preventDefault(),!1!==Ct(this.element,x,{originalEvent:t,action:i})&&(t.changedTouches?ht(t.changedTouches,function(t){rt(e[t.identifier]||{},Nt(t,!0))}):rt(e[t.pointerId||0]||{},Nt(t,!0)),this.change(t))}},cropEnd:function(t){if(!this.disabled){var i=this.action,e=this.pointers;t.changedTouches?ht(t.changedTouches,function(t){delete e[t.identifier]}):delete e[t.pointerId||0],i&&(t.preventDefault(),Object.keys(e).length||(this.action=""),this.cropping&&(this.cropping=!1,ut(this.dragBox,s,this.cropped&&this.options.modal)),Ct(this.element,b,{originalEvent:t,action:i}))}}},St={change:function(t){var i,e=this.options,a=this.canvasData,n=this.containerData,o=this.cropBoxData,h=this.pointers,r=this.action,s=e.aspectRatio,c=o.left,d=o.top,l=o.width,p=o.height,m=c+l,u=d+p,g=0,f=0,v=n.width,w=n.height,b=!0;!s&&t.shiftKey&&(s=l&&p?l/p:1),this.limited&&(g=o.minLeft,f=o.minTop,v=g+Math.min(n.width,a.width,a.left+a.width),w=f+Math.min(n.height,a.height,a.top+a.height));function x(t){switch(t){case T:m+M.x>v&&(M.x=v-m);break;case E:c+M.x<g&&(M.x=g-c);break;case N:d+M.y<f&&(M.y=f-d);break;case W:u+M.y>w&&(M.y=w-u)}}var y=h[Object.keys(h)[0]],M={x:y.endX-y.startX,y:y.endY-y.startY};switch(r){case C:c+=M.x,d+=M.y;break;case T:if(0<=M.x&&(v<=m||s&&(d<=f||w<=u))){b=!1;break}x(T),(l+=M.x)<0&&(r=E,c-=l=-l),s&&(p=l/s,d+=(o.height-p)/2);break;case N:if(M.y<=0&&(d<=f||s&&(c<=g||v<=m))){b=!1;break}x(N),p-=M.y,d+=M.y,p<0&&(r=W,d-=p=-p),s&&(l=p*s,c+=(o.width-l)/2);break;case E:if(M.x<=0&&(c<=g||s&&(d<=f||w<=u))){b=!1;break}x(E),l-=M.x,c+=M.x,l<0&&(r=T,c-=l=-l),s&&(p=l/s,d+=(o.height-p)/2);break;case W:if(0<=M.y&&(w<=u||s&&(c<=g||v<=m))){b=!1;break}x(W),(p+=M.y)<0&&(r=N,d-=p=-p),s&&(l=p*s,c+=(o.width-l)/2);break;case H:if(s){if(M.y<=0&&(d<=f||v<=m)){b=!1;break}x(N),p-=M.y,d+=M.y,l=p*s}else x(N),x(T),0<=M.x?m<v?l+=M.x:M.y<=0&&d<=f&&(b=!1):l+=M.x,M.y<=0?f<d&&(p-=M.y,d+=M.y):(p-=M.y,d+=M.y);l<0&&p<0?(r=z,d-=p=-p,c-=l=-l):l<0?(r=L,c-=l=-l):p<0&&(r=O,d-=p=-p);break;case L:if(s){if(M.y<=0&&(d<=f||c<=g)){b=!1;break}x(N),p-=M.y,d+=M.y,l=p*s,c+=o.width-l}else x(N),x(E),M.x<=0?g<c?(l-=M.x,c+=M.x):M.y<=0&&d<=f&&(b=!1):(l-=M.x,c+=M.x),M.y<=0?f<d&&(p-=M.y,d+=M.y):(p-=M.y,d+=M.y);l<0&&p<0?(r=O,d-=p=-p,c-=l=-l):l<0?(r=H,c-=l=-l):p<0&&(r=z,d-=p=-p);break;case z:if(s){if(M.x<=0&&(c<=g||w<=u)){b=!1;break}x(E),l-=M.x,c+=M.x,p=l/s}else x(W),x(E),M.x<=0?g<c?(l-=M.x,c+=M.x):0<=M.y&&w<=u&&(b=!1):(l-=M.x,c+=M.x),0<=M.y?u<w&&(p+=M.y):p+=M.y;l<0&&p<0?(r=H,d-=p=-p,c-=l=-l):l<0?(r=O,c-=l=-l):p<0&&(r=L,d-=p=-p);break;case O:if(s){if(0<=M.x&&(v<=m||w<=u)){b=!1;break}x(T),p=(l+=M.x)/s}else x(W),x(T),0<=M.x?m<v?l+=M.x:0<=M.y&&w<=u&&(b=!1):l+=M.x,0<=M.y?u<w&&(p+=M.y):p+=M.y;l<0&&p<0?(r=L,d-=p=-p,c-=l=-l):l<0?(r=z,c-=l=-l):p<0&&(r=H,d-=p=-p);break;case B:this.move(M.x,M.y),b=!1;break;case k:this.zoom(function(t){var i=rt({},t),s=[];return ht(t,function(r,t){delete i[t],ht(i,function(t){var i=Math.abs(r.startX-t.startX),e=Math.abs(r.startY-t.startY),a=Math.abs(r.endX-t.endX),n=Math.abs(r.endY-t.endY),o=Math.sqrt(i*i+e*e),h=(Math.sqrt(a*a+n*n)-o)/o;s.push(h)})}),s.sort(function(t,i){return Math.abs(t)<Math.abs(i)}),s[0]}(h),t),b=!1;break;case D:if(!M.x||!M.y){b=!1;break}i=Dt(this.cropper),c=y.startX-i.left,d=y.startY-i.top,l=o.minWidth,p=o.minHeight,0<M.x?r=0<M.y?O:H:M.x<0&&(c-=l,r=0<M.y?z:L),M.y<0&&(d-=p),this.cropped||(mt(this.cropBox,Y),this.cropped=!0,this.limited&&this.limitCropBox(!0,!0))}b&&(o.width=l,o.height=p,o.left=c,o.top=d,this.action=r,this.renderCropBox()),ht(h,function(t){t.startX=t.endX,t.startY=t.endY})}},It={crop:function(){return!this.ready||this.cropped||this.disabled||(this.cropped=!0,this.limitCropBox(!0,!0),this.options.modal&&pt(this.dragBox,s),mt(this.cropBox,Y),this.setCropBoxData(this.initialCropBoxData)),this},reset:function(){return this.ready&&!this.disabled&&(this.imageData=rt({},this.initialImageData),this.canvasData=rt({},this.initialCanvasData),this.cropBoxData=rt({},this.initialCropBoxData),this.renderCanvas(),this.cropped&&this.renderCropBox()),this},clear:function(){return this.cropped&&!this.disabled&&(rt(this.cropBoxData,{left:0,top:0,width:0,height:0}),this.cropped=!1,this.renderCropBox(),this.limitCanvas(!0,!0),this.renderCanvas(),mt(this.dragBox,s),pt(this.cropBox,Y)),this},replace:function(i,t){var e=1<arguments.length&&void 0!==t&&t;return!this.disabled&&i&&(this.isImg&&(this.element.src=i),e?(this.url=i,this.image.src=i,this.ready&&(this.viewBoxImage.src=i,ht(this.previews,function(t){t.getElementsByTagName("img")[0].src=i}))):(this.isImg&&(this.replaced=!0),this.options.data=null,this.uncreate(),this.load(i))),this},enable:function(){return this.ready&&this.disabled&&(this.disabled=!1,mt(this.cropper,o)),this},disable:function(){return this.ready&&!this.disabled&&(this.disabled=!0,pt(this.cropper,o)),this},destroy:function(){var t=this.element;return t[d]&&(t[d]=void 0,this.isImg&&this.replaced&&(t.src=this.originalUrl),this.uncreate()),this},move:function(t,i){var e=1<arguments.length&&void 0!==i?i:t,a=this.canvasData,n=a.left,o=a.top;return this.moveTo(_(t)?t:n+Number(t),_(e)?e:o+Number(e))},moveTo:function(t,i){var e=1<arguments.length&&void 0!==i?i:t,a=this.canvasData,n=!1;return t=Number(t),e=Number(e),this.ready&&!this.disabled&&this.options.movable&&(F(t)&&(a.left=t,n=!0),F(e)&&(a.top=e,n=!0),n&&this.renderCanvas(!0)),this},zoom:function(t,i){var e=this.canvasData;return t=(t=Number(t))<0?1/(1-t):1+t,this.zoomTo(e.width*t/e.naturalWidth,null,i)},zoomTo:function(t,i,e){var a=this.options,n=this.canvasData,o=n.width,h=n.height,r=n.naturalWidth,s=n.naturalHeight;if(0<=(t=Number(t))&&this.ready&&!this.disabled&&a.zoomable){var c=r*t,d=s*t;if(!1===Ct(this.element,P,{ratio:t,oldRatio:o/r,originalEvent:e}))return this;if(e){var l=this.pointers,p=Dt(this.cropper),m=l&&Object.keys(l).length?function(t){var a=0,n=0,o=0;return ht(t,function(t){var i=t.startX,e=t.startY;a+=i,n+=e,o+=1}),{pageX:a/=o,pageY:n/=o}}(l):{pageX:e.pageX,pageY:e.pageY};n.left-=(c-o)*((m.pageX-p.left-n.left)/o),n.top-=(d-h)*((m.pageY-p.top-n.top)/h)}else et(i)&&F(i.x)&&F(i.y)?(n.left-=(c-o)*((i.x-n.left)/o),n.top-=(d-h)*((i.y-n.top)/h)):(n.left-=(c-o)/2,n.top-=(d-h)/2);n.width=c,n.height=d,this.renderCanvas(!0)}return this},rotate:function(t){return this.rotateTo((this.imageData.rotate||0)+Number(t))},rotateTo:function(t){return F(t=Number(t))&&this.ready&&!this.disabled&&this.options.rotatable&&(this.imageData.rotate=t%360,this.renderCanvas(!0,!0)),this},scaleX:function(t){var i=this.imageData.scaleY;return this.scale(t,F(i)?i:1)},scaleY:function(t){var i=this.imageData.scaleX;return this.scale(F(i)?i:1,t)},scale:function(t,i){var e=1<arguments.length&&void 0!==i?i:t,a=this.imageData,n=!1;return t=Number(t),e=Number(e),this.ready&&!this.disabled&&this.options.scalable&&(F(t)&&(a.scaleX=t,n=!0),F(e)&&(a.scaleY=e,n=!0),n&&this.renderCanvas(!0,!0)),this},getData:function(t){var e,i=0<arguments.length&&void 0!==t&&t,a=this.options,n=this.imageData,o=this.canvasData,h=this.cropBoxData;if(this.ready&&this.cropped){e={x:h.left-o.left,y:h.top-o.top,width:h.width,height:h.height};var r=n.width/n.naturalWidth;if(ht(e,function(t,i){e[i]=t/r}),i){var s=Math.round(e.y+e.height),c=Math.round(e.x+e.width);e.x=Math.round(e.x),e.y=Math.round(e.y),e.width=c-e.x,e.height=s-e.y}}else e={x:0,y:0,width:0,height:0};return a.rotatable&&(e.rotate=n.rotate||0),a.scalable&&(e.scaleX=n.scaleX||1,e.scaleY=n.scaleY||1),e},setData:function(t){var i=this.options,e=this.imageData,a=this.canvasData,n={};if(this.ready&&!this.disabled&&et(t)){var o=!1;i.rotatable&&F(t.rotate)&&t.rotate!==e.rotate&&(e.rotate=t.rotate,o=!0),i.scalable&&(F(t.scaleX)&&t.scaleX!==e.scaleX&&(e.scaleX=t.scaleX,o=!0),F(t.scaleY)&&t.scaleY!==e.scaleY&&(e.scaleY=t.scaleY,o=!0)),o&&this.renderCanvas(!0,!0);var h=e.width/e.naturalWidth;F(t.x)&&(n.left=t.x*h+a.left),F(t.y)&&(n.top=t.y*h+a.top),F(t.width)&&(n.width=t.width*h),F(t.height)&&(n.height=t.height*h),this.setCropBoxData(n)}return this},getContainerData:function(){return this.ready?rt({},this.containerData):{}},getImageData:function(){return this.sized?rt({},this.imageData):{}},getCanvasData:function(){var i=this.canvasData,e={};return this.ready&&ht(["left","top","width","height","naturalWidth","naturalHeight"],function(t){e[t]=i[t]}),e},setCanvasData:function(t){var i=this.canvasData,e=i.aspectRatio;return this.ready&&!this.disabled&&et(t)&&(F(t.left)&&(i.left=t.left),F(t.top)&&(i.top=t.top),F(t.width)?(i.width=t.width,i.height=t.width/e):F(t.height)&&(i.height=t.height,i.width=t.height*e),this.renderCanvas(!0)),this},getCropBoxData:function(){var t,i=this.cropBoxData;return this.ready&&this.cropped&&(t={left:i.left,top:i.top,width:i.width,height:i.height}),t||{}},setCropBoxData:function(t){var i,e,a=this.cropBoxData,n=this.options.aspectRatio;return this.ready&&this.cropped&&!this.disabled&&et(t)&&(F(t.left)&&(a.left=t.left),F(t.top)&&(a.top=t.top),F(t.width)&&t.width!==a.width&&(i=!0,a.width=t.width),F(t.height)&&t.height!==a.height&&(e=!0,a.height=t.height),n&&(i?a.height=a.width/n:e&&(a.width=a.height*n)),this.renderCropBox()),this},getCroppedCanvas:function(t){var i=0<arguments.length&&void 0!==t?t:{};if(!this.ready||!window.HTMLCanvasElement)return null;var e=this.canvasData,a=function(t,i,e,a){var n=i.aspectRatio,o=i.naturalWidth,h=i.naturalHeight,r=i.rotate,s=void 0===r?0:r,c=i.scaleX,d=void 0===c?1:c,l=i.scaleY,p=void 0===l?1:l,m=e.aspectRatio,u=e.naturalWidth,g=e.naturalHeight,f=a.fillColor,v=void 0===f?"transparent":f,w=a.imageSmoothingEnabled,b=void 0===w||w,x=a.imageSmoothingQuality,y=void 0===x?"low":x,M=a.maxWidth,C=void 0===M?1/0:M,D=a.maxHeight,B=void 0===D?1/0:D,k=a.minWidth,T=void 0===k?0:k,E=a.minHeight,W=void 0===E?0:E,N=document.createElement("canvas"),H=N.getContext("2d"),L=Ht({aspectRatio:m,width:C,height:B}),O=Ht({aspectRatio:m,width:T,height:W},"cover"),z=Math.min(L.width,Math.max(O.width,u)),Y=Math.min(L.height,Math.max(O.height,g)),X=Ht({aspectRatio:n,width:C,height:B}),R=Ht({aspectRatio:n,width:T,height:W},"cover"),A=Math.min(X.width,Math.max(R.width,o)),S=Math.min(X.height,Math.max(R.height,h)),I=[-A/2,-S/2,A,S];return N.width=ct(z),N.height=ct(Y),H.fillStyle=v,H.fillRect(0,0,z,Y),H.save(),H.translate(z/2,Y/2),H.rotate(s*Math.PI/180),H.scale(d,p),H.imageSmoothingEnabled=b,H.imageSmoothingQuality=y,H.drawImage.apply(H,[t].concat(j(I.map(function(t){return Math.floor(ct(t))})))),H.restore(),N}(this.image,this.imageData,e,i);if(!this.cropped)return a;var n=this.getData(),o=n.x,h=n.y,r=n.width,s=n.height,c=a.width/Math.floor(e.naturalWidth);1!=c&&(o*=c,h*=c,r*=c,s*=c);var d=r/s,l=Ht({aspectRatio:d,width:i.maxWidth||1/0,height:i.maxHeight||1/0}),p=Ht({aspectRatio:d,width:i.minWidth||0,height:i.minHeight||0},"cover"),m=Ht({aspectRatio:d,width:i.width||(1!=c?a.width:r),height:i.height||(1!=c?a.height:s)}),u=m.width,g=m.height;u=Math.min(l.width,Math.max(p.width,u)),g=Math.min(l.height,Math.max(p.height,g));var f=document.createElement("canvas"),v=f.getContext("2d");f.width=ct(u),f.height=ct(g),v.fillStyle=i.fillColor||"transparent",v.fillRect(0,0,u,g);var w=i.imageSmoothingEnabled,b=void 0===w||w,x=i.imageSmoothingQuality;v.imageSmoothingEnabled=b,x&&(v.imageSmoothingQuality=x);var y,M,C,D,B,k,T=a.width,E=a.height,W=o,N=h;W<=-r||T<W?B=C=y=W=0:W<=0?(C=-W,W=0,B=y=Math.min(T,r+W)):W<=T&&(C=0,B=y=Math.min(r,T-W)),y<=0||N<=-s||E<N?k=D=M=N=0:N<=0?(D=-N,N=0,k=M=Math.min(E,s+N)):N<=E&&(D=0,k=M=Math.min(s,E-N));var H=[W,N,y,M];if(0<B&&0<k){var L=u/r;H.push(C*L,D*L,B*L,k*L)}return v.drawImage.apply(v,[a].concat(j(H.map(function(t){return Math.floor(ct(t))})))),f},setAspectRatio:function(t){var i=this.options;return this.disabled||_(t)||(i.aspectRatio=Math.max(0,t)||NaN,this.ready&&(this.initCropBox(),this.cropped&&this.renderCropBox())),this},setDragMode:function(t){var i=this.options,e=this.dragBox,a=this.face;if(this.ready&&!this.disabled){var n=t===c,o=i.movable&&t===f;t=n||o?t:v,i.dragMode=t,wt(e,u,t),ut(e,r,n),ut(e,m,o),i.cropBoxMovable||(wt(a,u,t),ut(a,r,n),ut(a,m,o))}return this}},jt=h.Cropper,Ut=function(){function e(t){var i=1<arguments.length&&void 0!==arguments[1]?arguments[1]:{};if(function(t,i){if(!(t instanceof i))throw new TypeError("Cannot call a class as a function")}(this,e),!t||!Z.test(t.tagName))throw new Error("The first argument is required and must be an <img> or <canvas> element.");this.element=t,this.options=rt({},G,et(i)&&i),this.cropped=!1,this.disabled=!1,this.pointers={},this.ready=!1,this.reloading=!1,this.replaced=!1,this.sized=!1,this.sizing=!1,this.init()}return function(t,i,e){i&&a(t.prototype,i),e&&a(t,e)}(e,[{key:"init",value:function(){var t,i=this.element,e=i.tagName.toLowerCase();if(!i[d]){if(i[d]=this,"img"===e){if(this.isImg=!0,t=i.getAttribute("src")||"",!(this.originalUrl=t))return;t=i.src}else"canvas"===e&&window.HTMLCanvasElement&&(t=i.toDataURL());this.load(t)}}},{key:"load",value:function(t){var i=this;if(t){this.url=t,this.imageData={};var e=this.element,a=this.options;if(a.rotatable||a.scalable||(a.checkOrientation=!1),a.checkOrientation&&window.ArrayBuffer)if(Q.test(t))K.test(t)?this.read(function(t){var i=t.replace(Ot,""),e=atob(i),a=new ArrayBuffer(e.length),n=new Uint8Array(a);return ht(n,function(t,i){n[i]=e.charCodeAt(i)}),a}(t)):this.clone();else{var n=new XMLHttpRequest,o=this.clone.bind(this);this.reloading=!0,(this.xhr=n).onabort=o,n.onerror=o,n.ontimeout=o,n.onprogress=function(){n.getResponseHeader("content-type")!==q&&n.abort()},n.onload=function(){i.read(n.response)},n.onloadend=function(){i.reloading=!1,i.xhr=null},a.checkCrossOrigin&&Tt(t)&&e.crossOrigin&&(t=Et(t)),n.open("GET",t),n.responseType="arraybuffer",n.withCredentials="use-credentials"===e.crossOrigin,n.send()}else this.clone()}}},{key:"read",value:function(t){var i=this.options,e=this.imageData,a=zt(t),n=0,o=1,h=1;if(1<a){this.url=function(t,i){for(var e=[],a=new Uint8Array(t);0<a.length;)e.push(Lt.apply(null,ot(a.subarray(0,8192)))),a=a.subarray(8192);return"data:".concat(i,";base64,").concat(btoa(e.join("")))}(t,q);var r=function(t){var i=0,e=1,a=1;switch(t){case 2:e=-1;break;case 3:i=-180;break;case 4:a=-1;break;case 5:i=90,a=-1;break;case 6:i=90;break;case 7:i=90,e=-1;break;case 8:i=-90}return{rotate:i,scaleX:e,scaleY:a}}(a);n=r.rotate,o=r.scaleX,h=r.scaleY}i.rotatable&&(e.rotate=n),i.scalable&&(e.scaleX=o,e.scaleY=h),this.clone()}},{key:"clone",value:function(){var t,i,e=this.element,a=this.url;this.options.checkCrossOrigin&&Tt(a)&&(t=(t=e.crossOrigin)||"anonymous",i=Et(a)),this.crossOrigin=t,this.crossOriginUrl=i;var n=document.createElement("img");t&&(n.crossOrigin=t),n.src=i||a,n.alt=e.alt||"The image to crop",(this.image=n).onload=this.start.bind(this),n.onerror=this.stop.bind(this),pt(n,l),e.parentNode.insertBefore(n,e.nextSibling)}},{key:"start",value:function(){var e=this,t=this.image;t.onload=null,t.onerror=null,this.sizing=!0;function i(t,i){rt(e.imageData,{naturalWidth:t,naturalHeight:i,aspectRatio:t/i}),e.sizing=!1,e.sized=!0,e.build()}var a=h.navigator&&/(?:iPad|iPhone|iPod).*?AppleWebKit/i.test(h.navigator.userAgent);if(!t.naturalWidth||a){var n=document.createElement("img"),o=document.body||document.documentElement;(this.sizingImage=n).onload=function(){i(n.width,n.height),a||o.removeChild(n)},n.src=t.src,a||(n.style.cssText="left:0;max-height:none!important;max-width:none!important;min-height:0!important;min-width:0!important;opacity:0;position:absolute;top:0;z-index:-1;",o.appendChild(n))}else i(t.naturalWidth,t.naturalHeight)}},{key:"stop",value:function(){var t=this.image;t.onload=null,t.onerror=null,t.parentNode.removeChild(t),this.image=null}},{key:"build",value:function(){if(this.sized&&!this.ready){var t=this.element,i=this.options,e=this.image,a=t.parentNode,n=document.createElement("div");n.innerHTML='<div class="cropper-container" touch-action="none"><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-cropper-action="e"></span><span class="cropper-line line-n" data-cropper-action="n"></span><span class="cropper-line line-w" data-cropper-action="w"></span><span class="cropper-line line-s" data-cropper-action="s"></span><span class="cropper-point point-e" data-cropper-action="e"></span><span class="cropper-point point-n" data-cropper-action="n"></span><span class="cropper-point point-w" data-cropper-action="w"></span><span class="cropper-point point-s" data-cropper-action="s"></span><span class="cropper-point point-ne" data-cropper-action="ne"></span><span class="cropper-point point-nw" data-cropper-action="nw"></span><span class="cropper-point point-sw" data-cropper-action="sw"></span><span class="cropper-point point-se" data-cropper-action="se"></span></div></div>';var o=n.querySelector(".".concat(d,"-container")),h=o.querySelector(".".concat(d,"-canvas")),r=o.querySelector(".".concat(d,"-drag-box")),s=o.querySelector(".".concat(d,"-crop-box")),c=s.querySelector(".".concat(d,"-face"));this.container=a,this.cropper=o,this.canvas=h,this.dragBox=r,this.cropBox=s,this.viewBox=o.querySelector(".".concat(d,"-view-box")),this.face=c,h.appendChild(e),pt(t,Y),a.insertBefore(o,t.nextSibling),this.isImg||mt(e,l),this.initPreview(),this.bind(),i.initialAspectRatio=Math.max(0,i.initialAspectRatio)||NaN,i.aspectRatio=Math.max(0,i.aspectRatio)||NaN,i.viewMode=Math.max(0,Math.min(3,Math.round(i.viewMode)))||0,pt(s,Y),i.guides||pt(s.getElementsByClassName("".concat(d,"-dashed")),Y),i.center||pt(s.getElementsByClassName("".concat(d,"-center")),Y),i.background&&pt(o,"".concat(d,"-bg")),i.highlight||pt(c,p),i.cropBoxMovable&&(pt(c,m),wt(c,u,C)),i.cropBoxResizable||(pt(s.getElementsByClassName("".concat(d,"-line")),Y),pt(s.getElementsByClassName("".concat(d,"-point")),Y)),this.render(),this.ready=!0,this.setDragMode(i.dragMode),i.autoCrop&&this.crop(),this.setData(i.data),at(i.ready)&&Mt(t,S,i.ready,{once:!0}),Ct(t,S)}}},{key:"unbuild",value:function(){this.ready&&(this.ready=!1,this.unbind(),this.resetPreview(),this.cropper.parentNode.removeChild(this.cropper),mt(this.element,Y))}},{key:"uncreate",value:function(){this.ready?(this.unbuild(),this.ready=!1,this.cropped=!1):this.sizing?(this.sizingImage.onload=null,this.sizing=!1,this.sized=!1):this.reloading?(this.xhr.onabort=null,this.xhr.abort()):this.image&&this.stop()}}],[{key:"noConflict",value:function(){return window.Cropper=jt,e}},{key:"setDefaults",value:function(t){rt(G,et(t)&&t)}}]),e}();return rt(Ut.prototype,Yt,Xt,Rt,At,St,It),Ut});
\ No newline at end of file
diff --git a/docs/css/cropper.css b/docs/css/cropper.css
index e99335087..2345fb51d 100644
--- a/docs/css/cropper.css
+++ b/docs/css/cropper.css
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:41.696Z
+ * Date: 2019-07-20T02:37:43.686Z
  */
 
 .cropper-container {
diff --git a/docs/index.html b/docs/index.html
index 8bc933507..fb98f45e8 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -80,7 +80,7 @@
     <div class="container">
       <div class="row">
         <div class="col-md">
-          <h1>Cropper.js <small class="h6">v1.5.3</small></h1>
+          <h1>Cropper.js <small class="h6">v1.5.4</small></h1>
           <p class="lead">JavaScript image cropper.</p>
         </div>
         <div class="col-md">
diff --git a/docs/js/cropper.js b/docs/js/cropper.js
index e8fe2c7e2..7d95f7b27 100644
--- a/docs/js/cropper.js
+++ b/docs/js/cropper.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper.js v1.5.3
+ * Cropper.js v1.5.4
  * https://fengyuanchen.github.io/cropperjs
  *
  * Copyright 2015-present Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2019-07-10T12:07:44.557Z
+ * Date: 2019-07-20T02:37:47.411Z
  */
 
 (function (global, factory) {
@@ -123,6 +123,7 @@
   var MIME_TYPE_JPEG = 'image/jpeg'; // 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; // Misc
   // Inspired by the default width and height of a canvas element.
@@ -1524,9 +1525,11 @@
 
   var preview = {
     initPreview: function initPreview() {
-      var crossOrigin = this.crossOrigin;
+      var element = this.element,
+          crossOrigin = this.crossOrigin;
       var preview = this.options.preview;
       var url = crossOrigin ? this.crossOriginUrl : this.url;
+      var alt = element.alt || 'The image to preview';
       var image = document.createElement('img');
 
       if (crossOrigin) {
@@ -1534,6 +1537,7 @@
       }
 
       image.src = url;
+      image.alt = alt;
       this.viewBox.appendChild(image);
       this.viewBoxImage = image;
 
@@ -1544,7 +1548,7 @@
       var previews = preview;
 
       if (typeof preview === 'string') {
-        previews = this.element.ownerDocument.querySelectorAll(preview);
+        previews = element.ownerDocument.querySelectorAll(preview);
       } else if (preview.querySelector) {
         previews = [preview];
       }
@@ -1564,6 +1568,7 @@
         }
 
         img.src = url;
+        img.alt = alt;
         /**
          * Override img element styles
          * Add `display:block` to avoid margin top issue
@@ -3227,13 +3232,23 @@
         if (!options.checkOrientation || !window.ArrayBuffer) {
           this.clone();
           return;
-        } // Read ArrayBuffer from Data URL of JPEG images directly for better performance.
+        } // Detect the mime type of the image directly if it is a Data URL
+
 
+        if (REGEXP_DATA_URL.test(url)) {
+          // Read ArrayBuffer from Data URL of JPEG images directly for better performance
+          if (REGEXP_DATA_URL_JPEG.test(url)) {
+            this.read(dataURLToArrayBuffer(url));
+          } else {
+            // Only a JPEG image may contains Exif Orientation information,
+            // the rest types of Data URLs are not necessary to check orientation at all.
+            this.clone();
+          }
 
-        if (REGEXP_DATA_URL_JPEG.test(url)) {
-          this.read(dataURLToArrayBuffer(url));
           return;
-        }
+        } // 1. Detect the mime type of the image by a XMLHttpRequest.
+        // 2. Load the image as ArrayBuffer for reading orientation if its a JPEG image.
+
 
         var xhr = new XMLHttpRequest();
         var clone = this.clone.bind(this);
@@ -3248,6 +3263,7 @@
         xhr.ontimeout = clone;
 
         xhr.onprogress = function () {
+          // Abort the request directly if it not a JPEG image for better performance
           if (xhr.getResponseHeader('content-type') !== MIME_TYPE_JPEG) {
             xhr.abort();
           }
@@ -3334,6 +3350,7 @@
         }
 
         image.src = crossOriginUrl || url;
+        image.alt = element.alt || 'The image to crop';
         this.image = image;
         image.onload = this.start.bind(this);
         image.onerror = this.stop.bind(this);
@@ -3345,7 +3362,7 @@
       value: function start() {
         var _this2 = this;
 
-        var image = this.isImg ? this.element : this.image;
+        var image = this.image;
         image.onload = null;
         image.onerror = null;
         this.sizing = true; // Match all browsers that use WebKit as the layout engine in iOS devices,
diff --git a/package-lock.json b/package-lock.json
index 093ee99d3..75bd4f445 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cropperjs",
-  "version": "1.5.3",
+  "version": "1.5.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -14,31 +14,40 @@
       }
     },
     "@babel/core": {
-      "version": "7.5.4",
-      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.5.4.tgz",
-      "integrity": "sha512-+DaeBEpYq6b2+ZmHx3tHspC+ZRflrvLqwfv8E3hNr5LVQoyBnL8RPKSBCg+rK2W2My9PWlujBiqd0ZPsR9Q6zQ==",
+      "version": "7.5.5",
+      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.5.5.tgz",
+      "integrity": "sha512-i4qoSr2KTtce0DmkuuQBV4AuQgGPUcPXMr9L5MyYAtk06z068lQ10a4O009fe5OB/DfNV+h+qqT7ddNV8UnRjg==",
       "dev": true,
       "requires": {
-        "@babel/code-frame": "^7.0.0",
-        "@babel/generator": "^7.5.0",
-        "@babel/helpers": "^7.5.4",
-        "@babel/parser": "^7.5.0",
+        "@babel/code-frame": "^7.5.5",
+        "@babel/generator": "^7.5.5",
+        "@babel/helpers": "^7.5.5",
+        "@babel/parser": "^7.5.5",
         "@babel/template": "^7.4.4",
-        "@babel/traverse": "^7.5.0",
-        "@babel/types": "^7.5.0",
+        "@babel/traverse": "^7.5.5",
+        "@babel/types": "^7.5.5",
         "convert-source-map": "^1.1.0",
         "debug": "^4.1.0",
         "json5": "^2.1.0",
-        "lodash": "^4.17.11",
+        "lodash": "^4.17.13",
         "resolve": "^1.3.2",
         "semver": "^5.4.1",
         "source-map": "^0.5.0"
       },
       "dependencies": {
+        "@babel/code-frame": {
+          "version": "7.5.5",
+          "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.5.5.tgz",
+          "integrity": "sha512-27d4lZoomVyo51VegxI20xZPuSHusqbQag/ztrBC7wegWoQ1nLREPVSKSW8byhTlzTKyNE4ifaTA6lCp7JjpFw==",
+          "dev": true,
+          "requires": {
+            "@babel/highlight": "^7.0.0"
+          }
+        },
         "@babel/parser": {
-          "version": "7.5.0",
-          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.5.0.tgz",
-          "integrity": "sha512-I5nW8AhGpOXGCCNYGc+p7ExQIBxRFnS2fd/d862bNOKvmoEPjYPcfIjsfdy0ujagYOIYPczKgD9l3FsgTkAzKA==",
+          "version": "7.5.5",
+          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.5.5.tgz",
+          "integrity": "sha512-E5BN68cqR7dhKan1SfqgPGhQ178bkVKpXTPEXnFJBrEt8/DKRZlybmy+IgYLTeN7tp1R5Ccmbm2rBk17sHYU3g==",
           "dev": true
         },
         "@babel/template": {
@@ -53,41 +62,53 @@
           }
         },
         "@babel/types": {
-          "version": "7.5.0",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.0.tgz",
-          "integrity": "sha512-UFpDVqRABKsW01bvw7/wSUe56uy6RXM5+VJibVVAybDGxEW25jdwiFJEf7ASvSaC7sN7rbE/l3cLp2izav+CtQ==",
+          "version": "7.5.5",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.5.tgz",
+          "integrity": "sha512-s63F9nJioLqOlW3UkyMd+BYhXt44YuaFm/VV0VwuteqjYwRrObkU7ra9pY4wAJR3oXi8hJrMcrcJdO/HH33vtw==",
           "dev": true,
           "requires": {
             "esutils": "^2.0.2",
-            "lodash": "^4.17.11",
+            "lodash": "^4.17.13",
             "to-fast-properties": "^2.0.0"
           }
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
         }
       }
     },
     "@babel/generator": {
-      "version": "7.5.0",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.5.0.tgz",
-      "integrity": "sha512-1TTVrt7J9rcG5PMjvO7VEG3FrEoEJNHxumRq66GemPmzboLWtIjjcJgk8rokuAS7IiRSpgVSu5Vb9lc99iJkOA==",
+      "version": "7.5.5",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.5.5.tgz",
+      "integrity": "sha512-ETI/4vyTSxTzGnU2c49XHv2zhExkv9JHLTwDAFz85kmcwuShvYG2H08FwgIguQf4JC75CBnXAUM5PqeF4fj0nQ==",
       "dev": true,
       "requires": {
-        "@babel/types": "^7.5.0",
+        "@babel/types": "^7.5.5",
         "jsesc": "^2.5.1",
-        "lodash": "^4.17.11",
+        "lodash": "^4.17.13",
         "source-map": "^0.5.0",
         "trim-right": "^1.0.1"
       },
       "dependencies": {
         "@babel/types": {
-          "version": "7.5.0",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.0.tgz",
-          "integrity": "sha512-UFpDVqRABKsW01bvw7/wSUe56uy6RXM5+VJibVVAybDGxEW25jdwiFJEf7ASvSaC7sN7rbE/l3cLp2izav+CtQ==",
+          "version": "7.5.5",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.5.tgz",
+          "integrity": "sha512-s63F9nJioLqOlW3UkyMd+BYhXt44YuaFm/VV0VwuteqjYwRrObkU7ra9pY4wAJR3oXi8hJrMcrcJdO/HH33vtw==",
           "dev": true,
           "requires": {
             "esutils": "^2.0.2",
-            "lodash": "^4.17.11",
+            "lodash": "^4.17.13",
             "to-fast-properties": "^2.0.0"
           }
+        },
+        "lodash": {
+          "version": "4.17.15",
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+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.0.tgz",
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@@ -10435,9 +10759,9 @@
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+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
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@@ -10922,16 +11246,16 @@
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-      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-1.0.5.tgz",
-      "integrity": "sha512-iGVaMcyF5PcUY0cPbW3xFQUXnr9O4RZXNBBjhuLZgrjLO4XCLLGfx4T2sGqygSeylUjwgWRsnNbT9aV0Zb8AYw==",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/streamroller/-/streamroller-1.0.6.tgz",
+      "integrity": "sha512-3QC47Mhv3/aZNFpDDVO44qQb9gwB9QggMEE0sQmkTAwBVYdBRWISdsywlkfm5II1Q5y/pmrHflti/IgmIzdDBg==",
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         "date-format": "^2.0.0",
         "debug": "^3.2.6",
         "fs-extra": "^7.0.1",
-        "lodash": "^4.17.11"
+        "lodash": "^4.17.14"
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@@ -10942,6 +11266,12 @@
           "requires": {
             "ms": "^2.1.1"
           }
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
         }
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@@ -11423,14 +11753,48 @@
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-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/stylelint-order/-/stylelint-order-3.0.0.tgz",
-      "integrity": "sha512-CaK3ebU5qSDY4aQZ5yA5uCL1jjAeK+TQeyKcH1w1O/wxC1GjM6JCv0msrA3Wno29F1jW/1UoWIsRFeo7hk9gtg==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/stylelint-order/-/stylelint-order-3.0.1.tgz",
+      "integrity": "sha512-isVEJ1oUoVB7bb5pYop96KYOac4c+tLOqa5dPtAEwAwQUVSbi7OPFbfaCclcTjOlXicymasLpwhRirhFWh93yw==",
       "dev": true,
       "requires": {
-        "lodash": "^4.17.11",
-        "postcss": "^7.0.14",
-        "postcss-sorting": "^5.0.0"
+        "lodash": "^4.17.14",
+        "postcss": "^7.0.17",
+        "postcss-sorting": "^5.0.1"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
+        "postcss": {
+          "version": "7.0.17",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.17.tgz",
+          "integrity": "sha512-546ZowA+KZ3OasvQZHsbuEpysvwTZNGJv9EfyCQdsIDltPSWHAeTQ5fQy/Npi2ZDtLI3zs7Ps/p6wThErhm9fQ==",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        },
+        "supports-color": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
+          "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        }
       }
     },
     "sugarss": {
@@ -11802,9 +12166,9 @@
       "dev": true
     },
     "type-fest": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.4.1.tgz",
-      "integrity": "sha512-IwzA/LSfD2vC1/YDYMv/zHP4rDF1usCwllsDpbolT3D4fUepIO7f9K70jjmUewU/LmGUKJcwcVtDCpnKk4BPMw==",
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.6.0.tgz",
+      "integrity": "sha512-q+MB8nYR1KDLrgr4G5yemftpMC7/QLqVndBmEEdqzmNj5dcFOO4Oo8qlwZE3ULT3+Zim1F8Kq4cBnikNhlCMlg==",
       "dev": true
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@@ -11902,38 +12266,15 @@
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-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.0.tgz",
-      "integrity": "sha1-XHHDTLW61dzr4+oM0IIHulqhrqQ=",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.1.tgz",
+      "integrity": "sha512-tJfXmxMeWYnczCVs7XAEvIV7ieppALdyepWMkHkwciRpZraG/xwT+s2JN8+pr1+8jCRf80FFzvr+MpQeeoF4Xg==",
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         "get-value": "^2.0.6",
         "is-extendable": "^0.1.1",
-        "set-value": "^0.4.3"
-      },
-      "dependencies": {
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
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-          }
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-        "set-value": {
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-          "resolved": "https://registry.npmjs.org/set-value/-/set-value-0.4.3.tgz",
-          "integrity": "sha1-fbCPnT0i3H945Trzw79GZuzfzPE=",
-          "dev": true,
-          "requires": {
-            "extend-shallow": "^2.0.1",
-            "is-extendable": "^0.1.1",
-            "is-plain-object": "^2.0.1",
-            "to-object-path": "^0.3.0"
-          }
-        }
+        "set-value": "^2.0.1"
       }
     },
     "uniq": {
diff --git a/package.json b/package.json
index 97a8cc436..fc43e871b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "cropperjs",
   "description": "JavaScript image cropper.",
-  "version": "1.5.3",
+  "version": "1.5.4",
   "main": "dist/cropper.common.js",
   "module": "dist/cropper.esm.js",
   "browser": "dist/cropper.js",
@@ -62,10 +62,10 @@
   },
   "homepage": "https://fengyuanchen.github.io/cropperjs",
   "devDependencies": {
-    "@babel/core": "^7.5.4",
-    "@babel/preset-env": "^7.5.4",
-    "@commitlint/cli": "^8.0.0",
-    "@commitlint/config-conventional": "^8.0.0",
+    "@babel/core": "^7.5.5",
+    "@babel/preset-env": "^7.5.5",
+    "@commitlint/cli": "^8.1.0",
+    "@commitlint/config-conventional": "^8.1.0",
     "babel-plugin-istanbul": "^5.1.4",
     "chai": "^4.2.0",
     "change-case": "^3.1.0",
@@ -77,17 +77,17 @@
     "del-cli": "^2.0.0",
     "eslint": "^6.0.1",
     "eslint-config-airbnb-base": "^13.2.0",
-    "eslint-plugin-import": "^2.18.0",
-    "husky": "^3.0.0",
-    "karma": "^4.1.0",
+    "eslint-plugin-import": "^2.18.2",
+    "husky": "^3.0.1",
+    "karma": "^4.2.0",
     "karma-chai": "^0.1.0",
-    "karma-chrome-launcher": "^2.2.0",
+    "karma-chrome-launcher": "^3.0.0",
     "karma-coverage-istanbul-reporter": "^2.0.5",
     "karma-mocha": "^1.3.0",
     "karma-mocha-reporter": "^2.2.5",
     "karma-rollup-preprocessor": "^7.0.0",
     "lint-staged": "^8.2.1",
-    "mocha": "^6.1.4",
+    "mocha": "^6.2.0",
     "npm-run-all": "^4.1.5",
     "postcss-cli": "^6.1.3",
     "postcss-header": "^1.0.0",
@@ -95,12 +95,12 @@
     "postcss-preset-env": "^6.7.0",
     "postcss-url": "^8.0.0",
     "puppeteer": "^1.18.1",
-    "rollup": "^1.16.7",
+    "rollup": "^1.17.0",
     "rollup-plugin-babel": "^4.3.3",
     "rollup-watch": "^4.3.1",
     "stylelint": "^10.1.0",
     "stylelint-config-standard": "^18.3.0",
-    "stylelint-order": "^3.0.0",
+    "stylelint-order": "^3.0.1",
     "uglify-js": "^3.6.0"
   },
   "browserslist": [