(function (global, factory){
typeof exports==='object'&&typeof module!=='undefined' ? module.exports=factory() :
typeof define==='function'&&define.amd ? define(factory) :
(global=typeof globalThis!=='undefined' ? globalThis:global||self, global.Cropper=factory());
})(this, (function (){ 'use strict';
function ownKeys(e, r){
var t=Object.keys(e);
if(Object.getOwnPropertySymbols){
var o=Object.getOwnPropertySymbols(e);
r&&(o=o.filter(function (r){
return Object.getOwnPropertyDescriptor(e, r).enumerable;
})), t.push.apply(t, o);
}
return t;
}
function _objectSpread2(e){
for (var r=1; r < arguments.length; r++){
var t=null!=arguments[r] ? arguments[r]:{};
r % 2 ? ownKeys(Object(t), !0).forEach(function (r){
_defineProperty(e, r, t[r]);
}):Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)):ownKeys(Object(t)).forEach(function (r){
Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r));
});
}
return e;
}
function _typeof(o){
"@babel/helpers - typeof";
return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator ? function (o){
return typeof o;
}:function (o){
return o&&"function"==typeof Symbol&&o.constructor===Symbol&&o!==Symbol.prototype ? "symbol":typeof o;
}, _typeof(o);
}
function _classCallCheck(instance, Constructor){
if(!(instance instanceof Constructor)){
throw new TypeError("Cannot call a class as a function");
}}
function _defineProperties(target, props){
for (var i=0; i < props.length; i++){
var descriptor=props[i];
descriptor.enumerable=descriptor.enumerable||false;
descriptor.configurable=true;
if("value" in descriptor) descriptor.writable=true;
Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
}}
function _createClass(Constructor, protoProps, staticProps){
if(protoProps) _defineProperties(Constructor.prototype, protoProps);
if(staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _defineProperty(obj, key, value){
key=_toPropertyKey(key);
if(key in obj){
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
}else{
obj[key]=value;
}
return obj;
}
function _toConsumableArray(arr){
return _arrayWithoutHoles(arr)||_iterableToArray(arr)||_unsupportedIterableToArray(arr)||_nonIterableSpread();
}
function _arrayWithoutHoles(arr){
if(Array.isArray(arr)) return _arrayLikeToArray(arr);
}
function _iterableToArray(iter){
if(typeof Symbol!=="undefined"&&iter[Symbol.iterator]!=null||iter["@@iterator"]!=null) return Array.from(iter);
}
function _unsupportedIterableToArray(o, minLen){
if(!o) return;
if(typeof o==="string") return _arrayLikeToArray(o, minLen);
var n=Object.prototype.toString.call(o).slice(8, -1);
if(n==="Object"&&o.constructor) n=o.constructor.name;
if(n==="Map"||n==="Set") return Array.from(o);
if(n==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}
function _arrayLikeToArray(arr, len){
if(len==null||len > arr.length) len=arr.length;
for (var i=0, arr2=new Array(len); i < len; i++) arr2[i]=arr[i];
return arr2;
}
function _nonIterableSpread(){
throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _toPrimitive(input, hint){
if(typeof input!=="object"||input===null) return input;
var prim=input[Symbol.toPrimitive];
if(prim!==undefined){
var res=prim.call(input, hint||"default");
if(typeof res!=="object") return res;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return (hint==="string" ? String:Number)(input);
}
function _toPropertyKey(arg){
var key=_toPrimitive(arg, "string");
return typeof key==="symbol" ? key:String(key);
}
var IS_BROWSER=typeof window!=='undefined'&&typeof window.document!=='undefined';
var WINDOW=IS_BROWSER ? window:{};
var IS_TOUCH_DEVICE=IS_BROWSER&&WINDOW.document.documentElement ? 'ontouchstart' in WINDOW.document.documentElement:false;
var HAS_POINTER_EVENT=IS_BROWSER ? 'PointerEvent' in WINDOW:false;
var NAMESPACE='cropper';
var ACTION_ALL='all';
var ACTION_CROP='crop';
var ACTION_MOVE='move';
var ACTION_ZOOM='zoom';
var ACTION_EAST='e';
var ACTION_WEST='w';
var ACTION_SOUTH='s';
var ACTION_NORTH='n';
var ACTION_NORTH_EAST='ne';
var ACTION_NORTH_WEST='nw';
var ACTION_SOUTH_EAST='se';
var ACTION_SOUTH_WEST='sw';
var CLASS_CROP="".concat(NAMESPACE, "-crop");
var CLASS_DISABLED="".concat(NAMESPACE, "-disabled");
var CLASS_HIDDEN="".concat(NAMESPACE, "-hidden");
var CLASS_HIDE="".concat(NAMESPACE, "-hide");
var CLASS_INVISIBLE="".concat(NAMESPACE, "-invisible");
var CLASS_MODAL="".concat(NAMESPACE, "-modal");
var CLASS_MOVE="".concat(NAMESPACE, "-move");
var DATA_ACTION="".concat(NAMESPACE, "Action");
var DATA_PREVIEW="".concat(NAMESPACE, "Preview");
var DRAG_MODE_CROP='crop';
var DRAG_MODE_MOVE='move';
var DRAG_MODE_NONE='none';
var EVENT_CROP='crop';
var EVENT_CROP_END='cropend';
var EVENT_CROP_MOVE='cropmove';
var EVENT_CROP_START='cropstart';
var EVENT_DBLCLICK='dblclick';
var EVENT_TOUCH_START=IS_TOUCH_DEVICE ? 'touchstart':'mousedown';
var EVENT_TOUCH_MOVE=IS_TOUCH_DEVICE ? 'touchmove':'mousemove';
var EVENT_TOUCH_END=IS_TOUCH_DEVICE ? 'touchend touchcancel':'mouseup';
var EVENT_POINTER_DOWN=HAS_POINTER_EVENT ? 'pointerdown':EVENT_TOUCH_START;
var EVENT_POINTER_MOVE=HAS_POINTER_EVENT ? 'pointermove':EVENT_TOUCH_MOVE;
var EVENT_POINTER_UP=HAS_POINTER_EVENT ? 'pointerup pointercancel':EVENT_TOUCH_END;
var EVENT_READY='ready';
var EVENT_RESIZE='resize';
var EVENT_WHEEL='wheel';
var EVENT_ZOOM='zoom';
var MIME_TYPE_JPEG='image/jpeg';
var REGEXP_ACTIONS=/^e|w|s|n|se|sw|ne|nw|all|crop|move|zoom$/;
var REGEXP_DATA_URL=/^data:/;
var REGEXP_DATA_URL_JPEG=/^data:image\/jpeg;base64,/;
var REGEXP_TAG_NAME=/^img|canvas$/i;
var MIN_CONTAINER_WIDTH=200;
var MIN_CONTAINER_HEIGHT=100;
var DEFAULTS={
viewMode: 0,
dragMode: DRAG_MODE_CROP,
initialAspectRatio: NaN,
aspectRatio: NaN,
data: null,
preview: '',
responsive: true,
restore: true,
checkCrossOrigin: true,
checkOrientation: true,
modal: true,
guides: true,
center: true,
highlight: true,
background: true,
autoCrop: true,
autoCropArea: 0.8,
movable: true,
rotatable: true,
scalable: true,
zoomable: true,
zoomOnTouch: true,
zoomOnWheel: true,
wheelZoomRatio: 0.1,
cropBoxMovable: true,
cropBoxResizable: true,
toggleDragModeOnDblclick: true,
minCanvasWidth: 0,
minCanvasHeight: 0,
minCropBoxWidth: 0,
minCropBoxHeight: 0,
minContainerWidth: MIN_CONTAINER_WIDTH,
minContainerHeight: MIN_CONTAINER_HEIGHT,
ready: null,
cropstart: null,
cropmove: null,
cropend: null,
crop: null,
zoom: null
};
var TEMPLATE='<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 isNaN=Number.isNaN||WINDOW.isNaN;
function isNumber(value){
return typeof value==='number'&&!isNaN(value);
}
var isPositiveNumber=function isPositiveNumber(value){
return value > 0&&value < Infinity;
};
function isUndefined(value){
return typeof value==='undefined';
}
function isObject(value){
return _typeof(value)==='object'&&value!==null;
}
var hasOwnProperty=Object.prototype.hasOwnProperty;
function isPlainObject(value){
if(!isObject(value)){
return false;
}
try {
var _constructor=value.constructor;
var prototype=_constructor.prototype;
return _constructor&&prototype&&hasOwnProperty.call(prototype, 'isPrototypeOf');
} catch (error){
return false;
}}
function isFunction(value){
return typeof value==='function';
}
var slice=Array.prototype.slice;
function toArray(value){
return Array.from ? Array.from(value):slice.call(value);
}
function forEach(data, callback){
if(data&&isFunction(callback)){
if(Array.isArray(data)||isNumber(data.length) ){
toArray(data).forEach(function (value, key){
callback.call(data, value, key, data);
});
}else if(isObject(data)){
Object.keys(data).forEach(function (key){
callback.call(data, data[key], key, data);
});
}}
return data;
}
var assign=Object.assign||function assign(target){
for (var _len=arguments.length, args=new Array(_len > 1 ? _len - 1:0), _key=1; _key < _len; _key++){
args[_key - 1]=arguments[_key];
}
if(isObject(target)&&args.length > 0){
args.forEach(function (arg){
if(isObject(arg)){
Object.keys(arg).forEach(function (key){
target[key]=arg[key];
});
}});
}
return target;
};
var REGEXP_DECIMALS=/\.\d*(?:0|9){12}\d*$/;
function normalizeDecimalNumber(value){
var times=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:100000000000;
return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times:value;
}
var REGEXP_SUFFIX=/^width|height|left|top|marginLeft|marginTop$/;
function setStyle(element, styles){
var style=element.style;
forEach(styles, function (value, property){
if(REGEXP_SUFFIX.test(property)&&isNumber(value)){
value="".concat(value, "px");
}
style[property]=value;
});
}
function hasClass(element, value){
return element.classList ? element.classList.contains(value):element.className.indexOf(value) > -1;
}
function addClass(element, value){
if(!value){
return;
}
if(isNumber(element.length)){
forEach(element, function (elem){
addClass(elem, value);
});
return;
}
if(element.classList){
element.classList.add(value);
return;
}
var className=element.className.trim();
if(!className){
element.className=value;
}else if(className.indexOf(value) < 0){
element.className="".concat(className, " ").concat(value);
}}
function removeClass(element, value){
if(!value){
return;
}
if(isNumber(element.length)){
forEach(element, function (elem){
removeClass(elem, value);
});
return;
}
if(element.classList){
element.classList.remove(value);
return;
}
if(element.className.indexOf(value) >=0){
element.className=element.className.replace(value, '');
}}
function toggleClass(element, value, added){
if(!value){
return;
}
if(isNumber(element.length)){
forEach(element, function (elem){
toggleClass(elem, value, added);
});
return;
}
if(added){
addClass(element, value);
}else{
removeClass(element, value);
}}
var REGEXP_CAMEL_CASE=/([a-z\d])([A-Z])/g;
function toParamCase(value){
return value.replace(REGEXP_CAMEL_CASE, '$1-$2').toLowerCase();
}
function getData(element, name){
if(isObject(element[name])){
return element[name];
}
if(element.dataset){
return element.dataset[name];
}
return element.getAttribute("data-".concat(toParamCase(name)));
}
function setData(element, name, data){
if(isObject(data)){
element[name]=data;
}else if(element.dataset){
element.dataset[name]=data;
}else{
element.setAttribute("data-".concat(toParamCase(name)), data);
}}
function removeData(element, name){
if(isObject(element[name])){
try {
delete element[name];
} catch (error){
element[name]=undefined;
}}else if(element.dataset){
try {
delete element.dataset[name];
} catch (error){
element.dataset[name]=undefined;
}}else{
element.removeAttribute("data-".concat(toParamCase(name)));
}}
var REGEXP_SPACES=/\s\s*/;
var onceSupported=function (){
var supported=false;
if(IS_BROWSER){
var once=false;
var listener=function listener(){};
var options=Object.defineProperty({}, 'once', {
get: function get(){
supported=true;
return once;
},
set: function set(value){
once=value;
}});
WINDOW.addEventListener('test', listener, options);
WINDOW.removeEventListener('test', listener, options);
}
return supported;
}();
function removeListener(element, type, listener){
var options=arguments.length > 3&&arguments[3]!==undefined ? arguments[3]:{};
var handler=listener;
type.trim().split(REGEXP_SPACES).forEach(function (event){
if(!onceSupported){
var listeners=element.listeners;
if(listeners&&listeners[event]&&listeners[event][listener]){
handler=listeners[event][listener];
delete listeners[event][listener];
if(Object.keys(listeners[event]).length===0){
delete listeners[event];
}
if(Object.keys(listeners).length===0){
delete element.listeners;
}}
}
element.removeEventListener(event, handler, options);
});
}
function addListener(element, type, listener){
var options=arguments.length > 3&&arguments[3]!==undefined ? arguments[3]:{};
var _handler=listener;
type.trim().split(REGEXP_SPACES).forEach(function (event){
if(options.once&&!onceSupported){
var _element$listeners=element.listeners,
listeners=_element$listeners===void 0 ? {}:_element$listeners;
_handler=function handler(){
delete listeners[event][listener];
element.removeEventListener(event, _handler, options);
for (var _len2=arguments.length, args=new Array(_len2), _key2=0; _key2 < _len2; _key2++){
args[_key2]=arguments[_key2];
}
listener.apply(element, args);
};
if(!listeners[event]){
listeners[event]={};}
if(listeners[event][listener]){
element.removeEventListener(event, listeners[event][listener], options);
}
listeners[event][listener]=_handler;
element.listeners=listeners;
}
element.addEventListener(event, _handler, options);
});
}
function dispatchEvent(element, type, data){
var event;
if(isFunction(Event)&&isFunction(CustomEvent)){
event=new CustomEvent(type, {
detail: data,
bubbles: true,
cancelable: true
});
}else{
event=document.createEvent('CustomEvent');
event.initCustomEvent(type, true, true, data);
}
return element.dispatchEvent(event);
}
function getOffset(element){
var box=element.getBoundingClientRect();
return {
left: box.left + (window.pageXOffset - document.documentElement.clientLeft),
top: box.top + (window.pageYOffset - document.documentElement.clientTop)
};}
var location=WINDOW.location;
var REGEXP_ORIGINS=/^(\w+:)\/\/([^:/?#]*):?(\d*)/i;
function isCrossOriginURL(url){
var parts=url.match(REGEXP_ORIGINS);
return parts!==null&&(parts[1]!==location.protocol||parts[2]!==location.hostname||parts[3]!==location.port);
}
function addTimestamp(url){
var timestamp="timestamp=".concat(new Date().getTime());
return url + (url.indexOf('?')===-1 ? '?':'&') + timestamp;
}
function getTransforms(_ref){
var rotate=_ref.rotate,
scaleX=_ref.scaleX,
scaleY=_ref.scaleY,
translateX=_ref.translateX,
translateY=_ref.translateY;
var values=[];
if(isNumber(translateX)&&translateX!==0){
values.push("translateX(".concat(translateX, "px)"));
}
if(isNumber(translateY)&&translateY!==0){
values.push("translateY(".concat(translateY, "px)"));
}
if(isNumber(rotate)&&rotate!==0){
values.push("rotate(".concat(rotate, "deg)"));
}
if(isNumber(scaleX)&&scaleX!==1){
values.push("scaleX(".concat(scaleX, ")"));
}
if(isNumber(scaleY)&&scaleY!==1){
values.push("scaleY(".concat(scaleY, ")"));
}
var transform=values.length ? values.join(' '):'none';
return {
WebkitTransform: transform,
msTransform: transform,
transform: transform
};}
function getMaxZoomRatio(pointers){
var pointers2=_objectSpread2({}, pointers);
var maxRatio=0;
forEach(pointers, function (pointer, pointerId){
delete pointers2[pointerId];
forEach(pointers2, function (pointer2){
var x1=Math.abs(pointer.startX - pointer2.startX);
var y1=Math.abs(pointer.startY - pointer2.startY);
var x2=Math.abs(pointer.endX - pointer2.endX);
var y2=Math.abs(pointer.endY - pointer2.endY);
var z1=Math.sqrt(x1 * x1 + y1 * y1);
var z2=Math.sqrt(x2 * x2 + y2 * y2);
var ratio=(z2 - z1) / z1;
if(Math.abs(ratio) > Math.abs(maxRatio)){
maxRatio=ratio;
}});
});
return maxRatio;
}
function getPointer(_ref2, endOnly){
var pageX=_ref2.pageX,
pageY=_ref2.pageY;
var end={
endX: pageX,
endY: pageY
};
return endOnly ? end:_objectSpread2({
startX: pageX,
startY: pageY
}, end);
}
function getPointersCenter(pointers){
var pageX=0;
var pageY=0;
var count=0;
forEach(pointers, function (_ref3){
var startX=_ref3.startX,
startY=_ref3.startY;
pageX +=startX;
pageY +=startY;
count +=1;
});
pageX /=count;
pageY /=count;
return {
pageX: pageX,
pageY: pageY
};}
function getAdjustedSizes(_ref4){
var aspectRatio=_ref4.aspectRatio,
height=_ref4.height,
width=_ref4.width;
var type=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:'contain';
var isValidWidth=isPositiveNumber(width);
var isValidHeight=isPositiveNumber(height);
if(isValidWidth&&isValidHeight){
var adjustedWidth=height * aspectRatio;
if(type==='contain'&&adjustedWidth > width||type==='cover'&&adjustedWidth < width){
height=width / aspectRatio;
}else{
width=height * aspectRatio;
}}else if(isValidWidth){
height=width / aspectRatio;
}else if(isValidHeight){
width=height * aspectRatio;
}
return {
width: width,
height: height
};}
function getRotatedSizes(_ref5){
var width=_ref5.width,
height=_ref5.height,
degree=_ref5.degree;
degree=Math.abs(degree) % 180;
if(degree===90){
return {
width: height,
height: width
};}
var arc=degree % 90 * Math.PI / 180;
var sinArc=Math.sin(arc);
var cosArc=Math.cos(arc);
var newWidth=width * cosArc + height * sinArc;
var newHeight=width * sinArc + height * cosArc;
return degree > 90 ? {
width: newHeight,
height: newWidth
}:{
width: newWidth,
height: newHeight
};}
function getSourceCanvas(image, _ref6, _ref7, _ref8){
var imageAspectRatio=_ref6.aspectRatio,
imageNaturalWidth=_ref6.naturalWidth,
imageNaturalHeight=_ref6.naturalHeight,
_ref6$rotate=_ref6.rotate,
rotate=_ref6$rotate===void 0 ? 0:_ref6$rotate,
_ref6$scaleX=_ref6.scaleX,
scaleX=_ref6$scaleX===void 0 ? 1:_ref6$scaleX,
_ref6$scaleY=_ref6.scaleY,
scaleY=_ref6$scaleY===void 0 ? 1:_ref6$scaleY;
var aspectRatio=_ref7.aspectRatio,
naturalWidth=_ref7.naturalWidth,
naturalHeight=_ref7.naturalHeight;
var _ref8$fillColor=_ref8.fillColor,
fillColor=_ref8$fillColor===void 0 ? 'transparent':_ref8$fillColor,
_ref8$imageSmoothingE=_ref8.imageSmoothingEnabled,
imageSmoothingEnabled=_ref8$imageSmoothingE===void 0 ? true:_ref8$imageSmoothingE,
_ref8$imageSmoothingQ=_ref8.imageSmoothingQuality,
imageSmoothingQuality=_ref8$imageSmoothingQ===void 0 ? 'low':_ref8$imageSmoothingQ,
_ref8$maxWidth=_ref8.maxWidth,
maxWidth=_ref8$maxWidth===void 0 ? Infinity:_ref8$maxWidth,
_ref8$maxHeight=_ref8.maxHeight,
maxHeight=_ref8$maxHeight===void 0 ? Infinity:_ref8$maxHeight,
_ref8$minWidth=_ref8.minWidth,
minWidth=_ref8$minWidth===void 0 ? 0:_ref8$minWidth,
_ref8$minHeight=_ref8.minHeight,
minHeight=_ref8$minHeight===void 0 ? 0:_ref8$minHeight;
var canvas=document.createElement('canvas');
var context=canvas.getContext('2d');
var maxSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: maxWidth,
height: maxHeight
});
var minSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: minWidth,
height: minHeight
}, 'cover');
var width=Math.min(maxSizes.width, Math.max(minSizes.width, naturalWidth));
var height=Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
var destMaxSizes=getAdjustedSizes({
aspectRatio: imageAspectRatio,
width: maxWidth,
height: maxHeight
});
var destMinSizes=getAdjustedSizes({
aspectRatio: imageAspectRatio,
width: minWidth,
height: minHeight
}, 'cover');
var destWidth=Math.min(destMaxSizes.width, Math.max(destMinSizes.width, imageNaturalWidth));
var destHeight=Math.min(destMaxSizes.height, Math.max(destMinSizes.height, imageNaturalHeight));
var params=[-destWidth / 2, -destHeight / 2, destWidth, destHeight];
canvas.width=normalizeDecimalNumber(width);
canvas.height=normalizeDecimalNumber(height);
context.fillStyle=fillColor;
context.fillRect(0, 0, width, height);
context.save();
context.translate(width / 2, height / 2);
context.rotate(rotate * Math.PI / 180);
context.scale(scaleX, scaleY);
context.imageSmoothingEnabled=imageSmoothingEnabled;
context.imageSmoothingQuality=imageSmoothingQuality;
context.drawImage.apply(context, [image].concat(_toConsumableArray(params.map(function (param){
return Math.floor(normalizeDecimalNumber(param));
}))));
context.restore();
return canvas;
}
var fromCharCode=String.fromCharCode;
function getStringFromCharCode(dataView, start, length){
var str='';
length +=start;
for (var i=start; i < length; i +=1){
str +=fromCharCode(dataView.getUint8(i));
}
return str;
}
var REGEXP_DATA_URL_HEAD=/^data:.*,/;
function dataURLToArrayBuffer(dataURL){
var base64=dataURL.replace(REGEXP_DATA_URL_HEAD, '');
var binary=atob(base64);
var arrayBuffer=new ArrayBuffer(binary.length);
var uint8=new Uint8Array(arrayBuffer);
forEach(uint8, function (value, i){
uint8[i]=binary.charCodeAt(i);
});
return arrayBuffer;
}
function arrayBufferToDataURL(arrayBuffer, mimeType){
var chunks=[];
var chunkSize=8192;
var uint8=new Uint8Array(arrayBuffer);
while (uint8.length > 0){
chunks.push(fromCharCode.apply(null, toArray(uint8.subarray(0, chunkSize))));
uint8=uint8.subarray(chunkSize);
}
return "data:".concat(mimeType, ";base64,").concat(btoa(chunks.join('')));
}
function resetAndGetOrientation(arrayBuffer){
var dataView=new DataView(arrayBuffer);
var orientation;
try {
var littleEndian;
var app1Start;
var ifdStart;
if(dataView.getUint8(0)===0xFF&&dataView.getUint8(1)===0xD8){
var length=dataView.byteLength;
var offset=2;
while (offset + 1 < length){
if(dataView.getUint8(offset)===0xFF&&dataView.getUint8(offset + 1)===0xE1){
app1Start=offset;
break;
}
offset +=1;
}}
if(app1Start){
var exifIDCode=app1Start + 4;
var tiffOffset=app1Start + 10;
if(getStringFromCharCode(dataView, exifIDCode, 4)==='Exif'){
var endianness=dataView.getUint16(tiffOffset);
littleEndian=endianness===0x4949;
if(littleEndian||endianness===0x4D4D ){
if(dataView.getUint16(tiffOffset + 2, littleEndian)===0x002A){
var firstIFDOffset=dataView.getUint32(tiffOffset + 4, littleEndian);
if(firstIFDOffset >=0x00000008){
ifdStart=tiffOffset + firstIFDOffset;
}}
}}
}
if(ifdStart){
var _length=dataView.getUint16(ifdStart, littleEndian);
var _offset;
var i;
for (i=0; i < _length; i +=1){
_offset=ifdStart + i * 12 + 2;
if(dataView.getUint16(_offset, littleEndian)===0x0112 ){
_offset +=8;
orientation=dataView.getUint16(_offset, littleEndian);
dataView.setUint16(_offset, 1, littleEndian);
break;
}}
}} catch (error){
orientation=1;
}
return orientation;
}
function parseOrientation(orientation){
var rotate=0;
var scaleX=1;
var scaleY=1;
switch (orientation){
case 2:
scaleX=-1;
break;
case 3:
rotate=-180;
break;
case 4:
scaleY=-1;
break;
case 5:
rotate=90;
scaleY=-1;
break;
case 6:
rotate=90;
break;
case 7:
rotate=90;
scaleX=-1;
break;
case 8:
rotate=-90;
break;
}
return {
rotate: rotate,
scaleX: scaleX,
scaleY: scaleY
};}
var render={
render: function render(){
this.initContainer();
this.initCanvas();
this.initCropBox();
this.renderCanvas();
if(this.cropped){
this.renderCropBox();
}},
initContainer: function initContainer(){
var element=this.element,
options=this.options,
container=this.container,
cropper=this.cropper;
var minWidth=Number(options.minContainerWidth);
var minHeight=Number(options.minContainerHeight);
addClass(cropper, CLASS_HIDDEN);
removeClass(element, CLASS_HIDDEN);
var containerData={
width: Math.max(container.offsetWidth, minWidth >=0 ? minWidth:MIN_CONTAINER_WIDTH),
height: Math.max(container.offsetHeight, minHeight >=0 ? minHeight:MIN_CONTAINER_HEIGHT)
};
this.containerData=containerData;
setStyle(cropper, {
width: containerData.width,
height: containerData.height
});
addClass(element, CLASS_HIDDEN);
removeClass(cropper, CLASS_HIDDEN);
},
initCanvas: function initCanvas(){
var containerData=this.containerData,
imageData=this.imageData;
var viewMode=this.options.viewMode;
var rotated=Math.abs(imageData.rotate) % 180===90;
var naturalWidth=rotated ? imageData.naturalHeight:imageData.naturalWidth;
var naturalHeight=rotated ? imageData.naturalWidth:imageData.naturalHeight;
var aspectRatio=naturalWidth / naturalHeight;
var canvasWidth=containerData.width;
var canvasHeight=containerData.height;
if(containerData.height * aspectRatio > containerData.width){
if(viewMode===3){
canvasWidth=containerData.height * aspectRatio;
}else{
canvasHeight=containerData.width / aspectRatio;
}}else if(viewMode===3){
canvasHeight=containerData.width / aspectRatio;
}else{
canvasWidth=containerData.height * aspectRatio;
}
var canvasData={
aspectRatio: aspectRatio,
naturalWidth: naturalWidth,
naturalHeight: naturalHeight,
width: canvasWidth,
height: canvasHeight
};
this.canvasData=canvasData;
this.limited=viewMode===1||viewMode===2;
this.limitCanvas(true, true);
canvasData.width=Math.min(Math.max(canvasData.width, canvasData.minWidth), canvasData.maxWidth);
canvasData.height=Math.min(Math.max(canvasData.height, canvasData.minHeight), canvasData.maxHeight);
canvasData.left=(containerData.width - canvasData.width) / 2;
canvasData.top=(containerData.height - canvasData.height) / 2;
canvasData.oldLeft=canvasData.left;
canvasData.oldTop=canvasData.top;
this.initialCanvasData=assign({}, canvasData);
},
limitCanvas: function limitCanvas(sizeLimited, positionLimited){
var options=this.options,
containerData=this.containerData,
canvasData=this.canvasData,
cropBoxData=this.cropBoxData;
var viewMode=options.viewMode;
var aspectRatio=canvasData.aspectRatio;
var cropped=this.cropped&&cropBoxData;
if(sizeLimited){
var minCanvasWidth=Number(options.minCanvasWidth)||0;
var minCanvasHeight=Number(options.minCanvasHeight)||0;
if(viewMode > 1){
minCanvasWidth=Math.max(minCanvasWidth, containerData.width);
minCanvasHeight=Math.max(minCanvasHeight, containerData.height);
if(viewMode===3){
if(minCanvasHeight * aspectRatio > minCanvasWidth){
minCanvasWidth=minCanvasHeight * aspectRatio;
}else{
minCanvasHeight=minCanvasWidth / aspectRatio;
}}
}else if(viewMode > 0){
if(minCanvasWidth){
minCanvasWidth=Math.max(minCanvasWidth, cropped ? cropBoxData.width:0);
}else if(minCanvasHeight){
minCanvasHeight=Math.max(minCanvasHeight, cropped ? cropBoxData.height:0);
}else if(cropped){
minCanvasWidth=cropBoxData.width;
minCanvasHeight=cropBoxData.height;
if(minCanvasHeight * aspectRatio > minCanvasWidth){
minCanvasWidth=minCanvasHeight * aspectRatio;
}else{
minCanvasHeight=minCanvasWidth / aspectRatio;
}}
}
var _getAdjustedSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: minCanvasWidth,
height: minCanvasHeight
});
minCanvasWidth=_getAdjustedSizes.width;
minCanvasHeight=_getAdjustedSizes.height;
canvasData.minWidth=minCanvasWidth;
canvasData.minHeight=minCanvasHeight;
canvasData.maxWidth=Infinity;
canvasData.maxHeight=Infinity;
}
if(positionLimited){
if(viewMode > (cropped ? 0:1)){
var newCanvasLeft=containerData.width - canvasData.width;
var newCanvasTop=containerData.height - canvasData.height;
canvasData.minLeft=Math.min(0, newCanvasLeft);
canvasData.minTop=Math.min(0, newCanvasTop);
canvasData.maxLeft=Math.max(0, newCanvasLeft);
canvasData.maxTop=Math.max(0, newCanvasTop);
if(cropped&&this.limited){
canvasData.minLeft=Math.min(cropBoxData.left, cropBoxData.left + (cropBoxData.width - canvasData.width));
canvasData.minTop=Math.min(cropBoxData.top, cropBoxData.top + (cropBoxData.height - canvasData.height));
canvasData.maxLeft=cropBoxData.left;
canvasData.maxTop=cropBoxData.top;
if(viewMode===2){
if(canvasData.width >=containerData.width){
canvasData.minLeft=Math.min(0, newCanvasLeft);
canvasData.maxLeft=Math.max(0, newCanvasLeft);
}
if(canvasData.height >=containerData.height){
canvasData.minTop=Math.min(0, newCanvasTop);
canvasData.maxTop=Math.max(0, newCanvasTop);
}}
}}else{
canvasData.minLeft=-canvasData.width;
canvasData.minTop=-canvasData.height;
canvasData.maxLeft=containerData.width;
canvasData.maxTop=containerData.height;
}}
},
renderCanvas: function renderCanvas(changed, transformed){
var canvasData=this.canvasData,
imageData=this.imageData;
if(transformed){
var _getRotatedSizes=getRotatedSizes({
width: imageData.naturalWidth * Math.abs(imageData.scaleX||1),
height: imageData.naturalHeight * Math.abs(imageData.scaleY||1),
degree: imageData.rotate||0
}),
naturalWidth=_getRotatedSizes.width,
naturalHeight=_getRotatedSizes.height;
var width=canvasData.width * (naturalWidth / canvasData.naturalWidth);
var height=canvasData.height * (naturalHeight / canvasData.naturalHeight);
canvasData.left -=(width - canvasData.width) / 2;
canvasData.top -=(height - canvasData.height) / 2;
canvasData.width=width;
canvasData.height=height;
canvasData.aspectRatio=naturalWidth / naturalHeight;
canvasData.naturalWidth=naturalWidth;
canvasData.naturalHeight=naturalHeight;
this.limitCanvas(true, false);
}
if(canvasData.width > canvasData.maxWidth||canvasData.width < canvasData.minWidth){
canvasData.left=canvasData.oldLeft;
}
if(canvasData.height > canvasData.maxHeight||canvasData.height < canvasData.minHeight){
canvasData.top=canvasData.oldTop;
}
canvasData.width=Math.min(Math.max(canvasData.width, canvasData.minWidth), canvasData.maxWidth);
canvasData.height=Math.min(Math.max(canvasData.height, canvasData.minHeight), canvasData.maxHeight);
this.limitCanvas(false, true);
canvasData.left=Math.min(Math.max(canvasData.left, canvasData.minLeft), canvasData.maxLeft);
canvasData.top=Math.min(Math.max(canvasData.top, canvasData.minTop), canvasData.maxTop);
canvasData.oldLeft=canvasData.left;
canvasData.oldTop=canvasData.top;
setStyle(this.canvas, assign({
width: canvasData.width,
height: canvasData.height
}, getTransforms({
translateX: canvasData.left,
translateY: canvasData.top
})));
this.renderImage(changed);
if(this.cropped&&this.limited){
this.limitCropBox(true, true);
}},
renderImage: function renderImage(changed){
var canvasData=this.canvasData,
imageData=this.imageData;
var width=imageData.naturalWidth * (canvasData.width / canvasData.naturalWidth);
var height=imageData.naturalHeight * (canvasData.height / canvasData.naturalHeight);
assign(imageData, {
width: width,
height: height,
left: (canvasData.width - width) / 2,
top: (canvasData.height - height) / 2
});
setStyle(this.image, assign({
width: imageData.width,
height: imageData.height
}, getTransforms(assign({
translateX: imageData.left,
translateY: imageData.top
}, imageData))));
if(changed){
this.output();
}},
initCropBox: function initCropBox(){
var options=this.options,
canvasData=this.canvasData;
var aspectRatio=options.aspectRatio||options.initialAspectRatio;
var autoCropArea=Number(options.autoCropArea)||0.8;
var cropBoxData={
width: canvasData.width,
height: canvasData.height
};
if(aspectRatio){
if(canvasData.height * aspectRatio > canvasData.width){
cropBoxData.height=cropBoxData.width / aspectRatio;
}else{
cropBoxData.width=cropBoxData.height * aspectRatio;
}}
this.cropBoxData=cropBoxData;
this.limitCropBox(true, true);
cropBoxData.width=Math.min(Math.max(cropBoxData.width, cropBoxData.minWidth), cropBoxData.maxWidth);
cropBoxData.height=Math.min(Math.max(cropBoxData.height, cropBoxData.minHeight), cropBoxData.maxHeight);
cropBoxData.width=Math.max(cropBoxData.minWidth, cropBoxData.width * autoCropArea);
cropBoxData.height=Math.max(cropBoxData.minHeight, cropBoxData.height * autoCropArea);
cropBoxData.left=canvasData.left + (canvasData.width - cropBoxData.width) / 2;
cropBoxData.top=canvasData.top + (canvasData.height - cropBoxData.height) / 2;
cropBoxData.oldLeft=cropBoxData.left;
cropBoxData.oldTop=cropBoxData.top;
this.initialCropBoxData=assign({}, cropBoxData);
},
limitCropBox: function limitCropBox(sizeLimited, positionLimited){
var options=this.options,
containerData=this.containerData,
canvasData=this.canvasData,
cropBoxData=this.cropBoxData,
limited=this.limited;
var aspectRatio=options.aspectRatio;
if(sizeLimited){
var minCropBoxWidth=Number(options.minCropBoxWidth)||0;
var minCropBoxHeight=Number(options.minCropBoxHeight)||0;
var maxCropBoxWidth=limited ? Math.min(containerData.width, canvasData.width, canvasData.width + canvasData.left, containerData.width - canvasData.left):containerData.width;
var maxCropBoxHeight=limited ? Math.min(containerData.height, canvasData.height, canvasData.height + canvasData.top, containerData.height - canvasData.top):containerData.height;
minCropBoxWidth=Math.min(minCropBoxWidth, containerData.width);
minCropBoxHeight=Math.min(minCropBoxHeight, containerData.height);
if(aspectRatio){
if(minCropBoxWidth&&minCropBoxHeight){
if(minCropBoxHeight * aspectRatio > minCropBoxWidth){
minCropBoxHeight=minCropBoxWidth / aspectRatio;
}else{
minCropBoxWidth=minCropBoxHeight * aspectRatio;
}}else if(minCropBoxWidth){
minCropBoxHeight=minCropBoxWidth / aspectRatio;
}else if(minCropBoxHeight){
minCropBoxWidth=minCropBoxHeight * aspectRatio;
}
if(maxCropBoxHeight * aspectRatio > maxCropBoxWidth){
maxCropBoxHeight=maxCropBoxWidth / aspectRatio;
}else{
maxCropBoxWidth=maxCropBoxHeight * aspectRatio;
}}
cropBoxData.minWidth=Math.min(minCropBoxWidth, maxCropBoxWidth);
cropBoxData.minHeight=Math.min(minCropBoxHeight, maxCropBoxHeight);
cropBoxData.maxWidth=maxCropBoxWidth;
cropBoxData.maxHeight=maxCropBoxHeight;
}
if(positionLimited){
if(limited){
cropBoxData.minLeft=Math.max(0, canvasData.left);
cropBoxData.minTop=Math.max(0, canvasData.top);
cropBoxData.maxLeft=Math.min(containerData.width, canvasData.left + canvasData.width) - cropBoxData.width;
cropBoxData.maxTop=Math.min(containerData.height, canvasData.top + canvasData.height) - cropBoxData.height;
}else{
cropBoxData.minLeft=0;
cropBoxData.minTop=0;
cropBoxData.maxLeft=containerData.width - cropBoxData.width;
cropBoxData.maxTop=containerData.height - cropBoxData.height;
}}
},
renderCropBox: function renderCropBox(){
var options=this.options,
containerData=this.containerData,
cropBoxData=this.cropBoxData;
if(cropBoxData.width > cropBoxData.maxWidth||cropBoxData.width < cropBoxData.minWidth){
cropBoxData.left=cropBoxData.oldLeft;
}
if(cropBoxData.height > cropBoxData.maxHeight||cropBoxData.height < cropBoxData.minHeight){
cropBoxData.top=cropBoxData.oldTop;
}
cropBoxData.width=Math.min(Math.max(cropBoxData.width, cropBoxData.minWidth), cropBoxData.maxWidth);
cropBoxData.height=Math.min(Math.max(cropBoxData.height, cropBoxData.minHeight), cropBoxData.maxHeight);
this.limitCropBox(false, true);
cropBoxData.left=Math.min(Math.max(cropBoxData.left, cropBoxData.minLeft), cropBoxData.maxLeft);
cropBoxData.top=Math.min(Math.max(cropBoxData.top, cropBoxData.minTop), cropBoxData.maxTop);
cropBoxData.oldLeft=cropBoxData.left;
cropBoxData.oldTop=cropBoxData.top;
if(options.movable&&options.cropBoxMovable){
setData(this.face, DATA_ACTION, cropBoxData.width >=containerData.width&&cropBoxData.height >=containerData.height ? ACTION_MOVE:ACTION_ALL);
}
setStyle(this.cropBox, assign({
width: cropBoxData.width,
height: cropBoxData.height
}, getTransforms({
translateX: cropBoxData.left,
translateY: cropBoxData.top
})));
if(this.cropped&&this.limited){
this.limitCanvas(true, true);
}
if(!this.disabled){
this.output();
}},
output: function output(){
this.preview();
dispatchEvent(this.element, EVENT_CROP, this.getData());
}};
var preview={
initPreview: function initPreview(){
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){
image.crossOrigin=crossOrigin;
}
image.src=url;
image.alt=alt;
this.viewBox.appendChild(image);
this.viewBoxImage=image;
if(!preview){
return;
}
var previews=preview;
if(typeof preview==='string'){
previews=element.ownerDocument.querySelectorAll(preview);
}else if(preview.querySelector){
previews=[preview];
}
this.previews=previews;
forEach(previews, function (el){
var img=document.createElement('img');
setData(el, DATA_PREVIEW, {
width: el.offsetWidth,
height: el.offsetHeight,
html: el.innerHTML
});
if(crossOrigin){
img.crossOrigin=crossOrigin;
}
img.src=url;
img.alt=alt;
img.style.cssText='display:block;' + 'width:100%;' + 'height:auto;' + 'min-width:0!important;' + 'min-height:0!important;' + 'max-width:none!important;' + 'max-height:none!important;' + 'image-orientation:0deg!important;"';
el.innerHTML='';
el.appendChild(img);
});
},
resetPreview: function resetPreview(){
forEach(this.previews, function (element){
var data=getData(element, DATA_PREVIEW);
setStyle(element, {
width: data.width,
height: data.height
});
element.innerHTML=data.html;
removeData(element, DATA_PREVIEW);
});
},
preview: function preview(){
var imageData=this.imageData,
canvasData=this.canvasData,
cropBoxData=this.cropBoxData;
var cropBoxWidth=cropBoxData.width,
cropBoxHeight=cropBoxData.height;
var width=imageData.width,
height=imageData.height;
var left=cropBoxData.left - canvasData.left - imageData.left;
var top=cropBoxData.top - canvasData.top - imageData.top;
if(!this.cropped||this.disabled){
return;
}
setStyle(this.viewBoxImage, assign({
width: width,
height: height
}, getTransforms(assign({
translateX: -left,
translateY: -top
}, imageData))));
forEach(this.previews, function (element){
var data=getData(element, DATA_PREVIEW);
var originalWidth=data.width;
var originalHeight=data.height;
var newWidth=originalWidth;
var newHeight=originalHeight;
var ratio=1;
if(cropBoxWidth){
ratio=originalWidth / cropBoxWidth;
newHeight=cropBoxHeight * ratio;
}
if(cropBoxHeight&&newHeight > originalHeight){
ratio=originalHeight / cropBoxHeight;
newWidth=cropBoxWidth * ratio;
newHeight=originalHeight;
}
setStyle(element, {
width: newWidth,
height: newHeight
});
setStyle(element.getElementsByTagName('img')[0], assign({
width: width * ratio,
height: height * ratio
}, getTransforms(assign({
translateX: -left * ratio,
translateY: -top * ratio
}, imageData))));
});
}};
var events={
bind: function bind(){
var element=this.element,
options=this.options,
cropper=this.cropper;
if(isFunction(options.cropstart)){
addListener(element, EVENT_CROP_START, options.cropstart);
}
if(isFunction(options.cropmove)){
addListener(element, EVENT_CROP_MOVE, options.cropmove);
}
if(isFunction(options.cropend)){
addListener(element, EVENT_CROP_END, options.cropend);
}
if(isFunction(options.crop)){
addListener(element, EVENT_CROP, options.crop);
}
if(isFunction(options.zoom)){
addListener(element, EVENT_ZOOM, options.zoom);
}
addListener(cropper, EVENT_POINTER_DOWN, this.onCropStart=this.cropStart.bind(this));
if(options.zoomable&&options.zoomOnWheel){
addListener(cropper, EVENT_WHEEL, this.onWheel=this.wheel.bind(this), {
passive: false,
capture: true
});
}
if(options.toggleDragModeOnDblclick){
addListener(cropper, EVENT_DBLCLICK, this.onDblclick=this.dblclick.bind(this));
}
addListener(element.ownerDocument, EVENT_POINTER_MOVE, this.onCropMove=this.cropMove.bind(this));
addListener(element.ownerDocument, EVENT_POINTER_UP, this.onCropEnd=this.cropEnd.bind(this));
if(options.responsive){
addListener(window, EVENT_RESIZE, this.onResize=this.resize.bind(this));
}},
unbind: function unbind(){
var element=this.element,
options=this.options,
cropper=this.cropper;
if(isFunction(options.cropstart)){
removeListener(element, EVENT_CROP_START, options.cropstart);
}
if(isFunction(options.cropmove)){
removeListener(element, EVENT_CROP_MOVE, options.cropmove);
}
if(isFunction(options.cropend)){
removeListener(element, EVENT_CROP_END, options.cropend);
}
if(isFunction(options.crop)){
removeListener(element, EVENT_CROP, options.crop);
}
if(isFunction(options.zoom)){
removeListener(element, EVENT_ZOOM, options.zoom);
}
removeListener(cropper, EVENT_POINTER_DOWN, this.onCropStart);
if(options.zoomable&&options.zoomOnWheel){
removeListener(cropper, EVENT_WHEEL, this.onWheel, {
passive: false,
capture: true
});
}
if(options.toggleDragModeOnDblclick){
removeListener(cropper, EVENT_DBLCLICK, this.onDblclick);
}
removeListener(element.ownerDocument, EVENT_POINTER_MOVE, this.onCropMove);
removeListener(element.ownerDocument, EVENT_POINTER_UP, this.onCropEnd);
if(options.responsive){
removeListener(window, EVENT_RESIZE, this.onResize);
}}
};
var handlers={
resize: function resize(){
if(this.disabled){
return;
}
var options=this.options,
container=this.container,
containerData=this.containerData;
var ratioX=container.offsetWidth / containerData.width;
var ratioY=container.offsetHeight / containerData.height;
var ratio=Math.abs(ratioX - 1) > Math.abs(ratioY - 1) ? ratioX:ratioY;
if(ratio!==1){
var canvasData;
var cropBoxData;
if(options.restore){
canvasData=this.getCanvasData();
cropBoxData=this.getCropBoxData();
}
this.render();
if(options.restore){
this.setCanvasData(forEach(canvasData, function (n, i){
canvasData[i]=n * ratio;
}));
this.setCropBoxData(forEach(cropBoxData, function (n, i){
cropBoxData[i]=n * ratio;
}));
}}
},
dblclick: function dblclick(){
if(this.disabled||this.options.dragMode===DRAG_MODE_NONE){
return;
}
this.setDragMode(hasClass(this.dragBox, CLASS_CROP) ? DRAG_MODE_MOVE:DRAG_MODE_CROP);
},
wheel: function wheel(event){
var _this=this;
var ratio=Number(this.options.wheelZoomRatio)||0.1;
var delta=1;
if(this.disabled){
return;
}
event.preventDefault();
if(this.wheeling){
return;
}
this.wheeling=true;
setTimeout(function (){
_this.wheeling=false;
}, 50);
if(event.deltaY){
delta=event.deltaY > 0 ? 1:-1;
}else if(event.wheelDelta){
delta=-event.wheelDelta / 120;
}else if(event.detail){
delta=event.detail > 0 ? 1:-1;
}
this.zoom(-delta * ratio, event);
},
cropStart: function cropStart(event){
var buttons=event.buttons,
button=event.button;
if(this.disabled
|| (event.type==='mousedown'||event.type==='pointerdown'&&event.pointerType==='mouse')&&(
isNumber(buttons)&&buttons!==1||isNumber(button)&&button!==0
|| event.ctrlKey)){
return;
}
var options=this.options,
pointers=this.pointers;
var action;
if(event.changedTouches){
forEach(event.changedTouches, function (touch){
pointers[touch.identifier]=getPointer(touch);
});
}else{
pointers[event.pointerId||0]=getPointer(event);
}
if(Object.keys(pointers).length > 1&&options.zoomable&&options.zoomOnTouch){
action=ACTION_ZOOM;
}else{
action=getData(event.target, DATA_ACTION);
}
if(!REGEXP_ACTIONS.test(action)){
return;
}
if(dispatchEvent(this.element, EVENT_CROP_START, {
originalEvent: event,
action: action
})===false){
return;
}
event.preventDefault();
this.action=action;
this.cropping=false;
if(action===ACTION_CROP){
this.cropping=true;
addClass(this.dragBox, CLASS_MODAL);
}},
cropMove: function cropMove(event){
var action=this.action;
if(this.disabled||!action){
return;
}
var pointers=this.pointers;
event.preventDefault();
if(dispatchEvent(this.element, EVENT_CROP_MOVE, {
originalEvent: event,
action: action
})===false){
return;
}
if(event.changedTouches){
forEach(event.changedTouches, function (touch){
assign(pointers[touch.identifier]||{}, getPointer(touch, true));
});
}else{
assign(pointers[event.pointerId||0]||{}, getPointer(event, true));
}
this.change(event);
},
cropEnd: function cropEnd(event){
if(this.disabled){
return;
}
var action=this.action,
pointers=this.pointers;
if(event.changedTouches){
forEach(event.changedTouches, function (touch){
delete pointers[touch.identifier];
});
}else{
delete pointers[event.pointerId||0];
}
if(!action){
return;
}
event.preventDefault();
if(!Object.keys(pointers).length){
this.action='';
}
if(this.cropping){
this.cropping=false;
toggleClass(this.dragBox, CLASS_MODAL, this.cropped&&this.options.modal);
}
dispatchEvent(this.element, EVENT_CROP_END, {
originalEvent: event,
action: action
});
}};
var change={
change: function change(event){
var options=this.options,
canvasData=this.canvasData,
containerData=this.containerData,
cropBoxData=this.cropBoxData,
pointers=this.pointers;
var action=this.action;
var aspectRatio=options.aspectRatio;
var left=cropBoxData.left,
top=cropBoxData.top,
width=cropBoxData.width,
height=cropBoxData.height;
var right=left + width;
var bottom=top + height;
var minLeft=0;
var minTop=0;
var maxWidth=containerData.width;
var maxHeight=containerData.height;
var renderable=true;
var offset;
if(!aspectRatio&&event.shiftKey){
aspectRatio=width&&height ? width / height:1;
}
if(this.limited){
minLeft=cropBoxData.minLeft;
minTop=cropBoxData.minTop;
maxWidth=minLeft + Math.min(containerData.width, canvasData.width, canvasData.left + canvasData.width);
maxHeight=minTop + Math.min(containerData.height, canvasData.height, canvasData.top + canvasData.height);
}
var pointer=pointers[Object.keys(pointers)[0]];
var range={
x: pointer.endX - pointer.startX,
y: pointer.endY - pointer.startY
};
var check=function check(side){
switch (side){
case ACTION_EAST:
if(right + range.x > maxWidth){
range.x=maxWidth - right;
}
break;
case ACTION_WEST:
if(left + range.x < minLeft){
range.x=minLeft - left;
}
break;
case ACTION_NORTH:
if(top + range.y < minTop){
range.y=minTop - top;
}
break;
case ACTION_SOUTH:
if(bottom + range.y > maxHeight){
range.y=maxHeight - bottom;
}
break;
}};
switch (action){
case ACTION_ALL:
left +=range.x;
top +=range.y;
break;
case ACTION_EAST:
if(range.x >=0&&(right >=maxWidth||aspectRatio&&(top <=minTop||bottom >=maxHeight))){
renderable=false;
break;
}
check(ACTION_EAST);
width +=range.x;
if(width < 0){
action=ACTION_WEST;
width=-width;
left -=width;
}
if(aspectRatio){
height=width / aspectRatio;
top +=(cropBoxData.height - height) / 2;
}
break;
case ACTION_NORTH:
if(range.y <=0&&(top <=minTop||aspectRatio&&(left <=minLeft||right >=maxWidth))){
renderable=false;
break;
}
check(ACTION_NORTH);
height -=range.y;
top +=range.y;
if(height < 0){
action=ACTION_SOUTH;
height=-height;
top -=height;
}
if(aspectRatio){
width=height * aspectRatio;
left +=(cropBoxData.width - width) / 2;
}
break;
case ACTION_WEST:
if(range.x <=0&&(left <=minLeft||aspectRatio&&(top <=minTop||bottom >=maxHeight))){
renderable=false;
break;
}
check(ACTION_WEST);
width -=range.x;
left +=range.x;
if(width < 0){
action=ACTION_EAST;
width=-width;
left -=width;
}
if(aspectRatio){
height=width / aspectRatio;
top +=(cropBoxData.height - height) / 2;
}
break;
case ACTION_SOUTH:
if(range.y >=0&&(bottom >=maxHeight||aspectRatio&&(left <=minLeft||right >=maxWidth))){
renderable=false;
break;
}
check(ACTION_SOUTH);
height +=range.y;
if(height < 0){
action=ACTION_NORTH;
height=-height;
top -=height;
}
if(aspectRatio){
width=height * aspectRatio;
left +=(cropBoxData.width - width) / 2;
}
break;
case ACTION_NORTH_EAST:
if(aspectRatio){
if(range.y <=0&&(top <=minTop||right >=maxWidth)){
renderable=false;
break;
}
check(ACTION_NORTH);
height -=range.y;
top +=range.y;
width=height * aspectRatio;
}else{
check(ACTION_NORTH);
check(ACTION_EAST);
if(range.x >=0){
if(right < maxWidth){
width +=range.x;
}else if(range.y <=0&&top <=minTop){
renderable=false;
}}else{
width +=range.x;
}
if(range.y <=0){
if(top > minTop){
height -=range.y;
top +=range.y;
}}else{
height -=range.y;
top +=range.y;
}}
if(width < 0&&height < 0){
action=ACTION_SOUTH_WEST;
height=-height;
width=-width;
top -=height;
left -=width;
}else if(width < 0){
action=ACTION_NORTH_WEST;
width=-width;
left -=width;
}else if(height < 0){
action=ACTION_SOUTH_EAST;
height=-height;
top -=height;
}
break;
case ACTION_NORTH_WEST:
if(aspectRatio){
if(range.y <=0&&(top <=minTop||left <=minLeft)){
renderable=false;
break;
}
check(ACTION_NORTH);
height -=range.y;
top +=range.y;
width=height * aspectRatio;
left +=cropBoxData.width - width;
}else{
check(ACTION_NORTH);
check(ACTION_WEST);
if(range.x <=0){
if(left > minLeft){
width -=range.x;
left +=range.x;
}else if(range.y <=0&&top <=minTop){
renderable=false;
}}else{
width -=range.x;
left +=range.x;
}
if(range.y <=0){
if(top > minTop){
height -=range.y;
top +=range.y;
}}else{
height -=range.y;
top +=range.y;
}}
if(width < 0&&height < 0){
action=ACTION_SOUTH_EAST;
height=-height;
width=-width;
top -=height;
left -=width;
}else if(width < 0){
action=ACTION_NORTH_EAST;
width=-width;
left -=width;
}else if(height < 0){
action=ACTION_SOUTH_WEST;
height=-height;
top -=height;
}
break;
case ACTION_SOUTH_WEST:
if(aspectRatio){
if(range.x <=0&&(left <=minLeft||bottom >=maxHeight)){
renderable=false;
break;
}
check(ACTION_WEST);
width -=range.x;
left +=range.x;
height=width / aspectRatio;
}else{
check(ACTION_SOUTH);
check(ACTION_WEST);
if(range.x <=0){
if(left > minLeft){
width -=range.x;
left +=range.x;
}else if(range.y >=0&&bottom >=maxHeight){
renderable=false;
}}else{
width -=range.x;
left +=range.x;
}
if(range.y >=0){
if(bottom < maxHeight){
height +=range.y;
}}else{
height +=range.y;
}}
if(width < 0&&height < 0){
action=ACTION_NORTH_EAST;
height=-height;
width=-width;
top -=height;
left -=width;
}else if(width < 0){
action=ACTION_SOUTH_EAST;
width=-width;
left -=width;
}else if(height < 0){
action=ACTION_NORTH_WEST;
height=-height;
top -=height;
}
break;
case ACTION_SOUTH_EAST:
if(aspectRatio){
if(range.x >=0&&(right >=maxWidth||bottom >=maxHeight)){
renderable=false;
break;
}
check(ACTION_EAST);
width +=range.x;
height=width / aspectRatio;
}else{
check(ACTION_SOUTH);
check(ACTION_EAST);
if(range.x >=0){
if(right < maxWidth){
width +=range.x;
}else if(range.y >=0&&bottom >=maxHeight){
renderable=false;
}}else{
width +=range.x;
}
if(range.y >=0){
if(bottom < maxHeight){
height +=range.y;
}}else{
height +=range.y;
}}
if(width < 0&&height < 0){
action=ACTION_NORTH_WEST;
height=-height;
width=-width;
top -=height;
left -=width;
}else if(width < 0){
action=ACTION_SOUTH_WEST;
width=-width;
left -=width;
}else if(height < 0){
action=ACTION_NORTH_EAST;
height=-height;
top -=height;
}
break;
case ACTION_MOVE:
this.move(range.x, range.y);
renderable=false;
break;
case ACTION_ZOOM:
this.zoom(getMaxZoomRatio(pointers), event);
renderable=false;
break;
case ACTION_CROP:
if(!range.x||!range.y){
renderable=false;
break;
}
offset=getOffset(this.cropper);
left=pointer.startX - offset.left;
top=pointer.startY - offset.top;
width=cropBoxData.minWidth;
height=cropBoxData.minHeight;
if(range.x > 0){
action=range.y > 0 ? ACTION_SOUTH_EAST:ACTION_NORTH_EAST;
}else if(range.x < 0){
left -=width;
action=range.y > 0 ? ACTION_SOUTH_WEST:ACTION_NORTH_WEST;
}
if(range.y < 0){
top -=height;
}
if(!this.cropped){
removeClass(this.cropBox, CLASS_HIDDEN);
this.cropped=true;
if(this.limited){
this.limitCropBox(true, true);
}}
break;
}
if(renderable){
cropBoxData.width=width;
cropBoxData.height=height;
cropBoxData.left=left;
cropBoxData.top=top;
this.action=action;
this.renderCropBox();
}
forEach(pointers, function (p){
p.startX=p.endX;
p.startY=p.endY;
});
}};
var methods={
crop: function crop(){
if(this.ready&&!this.cropped&&!this.disabled){
this.cropped=true;
this.limitCropBox(true, true);
if(this.options.modal){
addClass(this.dragBox, CLASS_MODAL);
}
removeClass(this.cropBox, CLASS_HIDDEN);
this.setCropBoxData(this.initialCropBoxData);
}
return this;
},
reset: function reset(){
if(this.ready&&!this.disabled){
this.imageData=assign({}, this.initialImageData);
this.canvasData=assign({}, this.initialCanvasData);
this.cropBoxData=assign({}, this.initialCropBoxData);
this.renderCanvas();
if(this.cropped){
this.renderCropBox();
}}
return this;
},
clear: function clear(){
if(this.cropped&&!this.disabled){
assign(this.cropBoxData, {
left: 0,
top: 0,
width: 0,
height: 0
});
this.cropped=false;
this.renderCropBox();
this.limitCanvas(true, true);
this.renderCanvas();
removeClass(this.dragBox, CLASS_MODAL);
addClass(this.cropBox, CLASS_HIDDEN);
}
return this;
},
replace: function replace(url){
var hasSameSize=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:false;
if(!this.disabled&&url){
if(this.isImg){
this.element.src=url;
}
if(hasSameSize){
this.url=url;
this.image.src=url;
if(this.ready){
this.viewBoxImage.src=url;
forEach(this.previews, function (element){
element.getElementsByTagName('img')[0].src=url;
});
}}else{
if(this.isImg){
this.replaced=true;
}
this.options.data=null;
this.uncreate();
this.load(url);
}}
return this;
},
enable: function enable(){
if(this.ready&&this.disabled){
this.disabled=false;
removeClass(this.cropper, CLASS_DISABLED);
}
return this;
},
disable: function disable(){
if(this.ready&&!this.disabled){
this.disabled=true;
addClass(this.cropper, CLASS_DISABLED);
}
return this;
},
destroy: function destroy(){
var element=this.element;
if(!element[NAMESPACE]){
return this;
}
element[NAMESPACE]=undefined;
if(this.isImg&&this.replaced){
element.src=this.originalUrl;
}
this.uncreate();
return this;
},
move: function move(offsetX){
var offsetY=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:offsetX;
var _this$canvasData=this.canvasData,
left=_this$canvasData.left,
top=_this$canvasData.top;
return this.moveTo(isUndefined(offsetX) ? offsetX:left + Number(offsetX), isUndefined(offsetY) ? offsetY:top + Number(offsetY));
},
moveTo: function moveTo(x){
var y=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:x;
var canvasData=this.canvasData;
var changed=false;
x=Number(x);
y=Number(y);
if(this.ready&&!this.disabled&&this.options.movable){
if(isNumber(x)){
canvasData.left=x;
changed=true;
}
if(isNumber(y)){
canvasData.top=y;
changed=true;
}
if(changed){
this.renderCanvas(true);
}}
return this;
},
zoom: function zoom(ratio, _originalEvent){
var canvasData=this.canvasData;
ratio=Number(ratio);
if(ratio < 0){
ratio=1 / (1 - ratio);
}else{
ratio=1 + ratio;
}
return this.zoomTo(canvasData.width * ratio / canvasData.naturalWidth, null, _originalEvent);
},
zoomTo: function zoomTo(ratio, pivot, _originalEvent){
var options=this.options,
canvasData=this.canvasData;
var width=canvasData.width,
height=canvasData.height,
naturalWidth=canvasData.naturalWidth,
naturalHeight=canvasData.naturalHeight;
ratio=Number(ratio);
if(ratio >=0&&this.ready&&!this.disabled&&options.zoomable){
var newWidth=naturalWidth * ratio;
var newHeight=naturalHeight * ratio;
if(dispatchEvent(this.element, EVENT_ZOOM, {
ratio: ratio,
oldRatio: width / naturalWidth,
originalEvent: _originalEvent
})===false){
return this;
}
if(_originalEvent){
var pointers=this.pointers;
var offset=getOffset(this.cropper);
var center=pointers&&Object.keys(pointers).length ? getPointersCenter(pointers):{
pageX: _originalEvent.pageX,
pageY: _originalEvent.pageY
};
canvasData.left -=(newWidth - width) * ((center.pageX - offset.left - canvasData.left) / width);
canvasData.top -=(newHeight - height) * ((center.pageY - offset.top - canvasData.top) / height);
}else if(isPlainObject(pivot)&&isNumber(pivot.x)&&isNumber(pivot.y)){
canvasData.left -=(newWidth - width) * ((pivot.x - canvasData.left) / width);
canvasData.top -=(newHeight - height) * ((pivot.y - canvasData.top) / height);
}else{
canvasData.left -=(newWidth - width) / 2;
canvasData.top -=(newHeight - height) / 2;
}
canvasData.width=newWidth;
canvasData.height=newHeight;
this.renderCanvas(true);
}
return this;
},
rotate: function rotate(degree){
return this.rotateTo((this.imageData.rotate||0) + Number(degree));
},
rotateTo: function rotateTo(degree){
degree=Number(degree);
if(isNumber(degree)&&this.ready&&!this.disabled&&this.options.rotatable){
this.imageData.rotate=degree % 360;
this.renderCanvas(true, true);
}
return this;
},
scaleX: function scaleX(_scaleX){
var scaleY=this.imageData.scaleY;
return this.scale(_scaleX, isNumber(scaleY) ? scaleY:1);
},
scaleY: function scaleY(_scaleY){
var scaleX=this.imageData.scaleX;
return this.scale(isNumber(scaleX) ? scaleX:1, _scaleY);
},
scale: function scale(scaleX){
var scaleY=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:scaleX;
var imageData=this.imageData;
var transformed=false;
scaleX=Number(scaleX);
scaleY=Number(scaleY);
if(this.ready&&!this.disabled&&this.options.scalable){
if(isNumber(scaleX)){
imageData.scaleX=scaleX;
transformed=true;
}
if(isNumber(scaleY)){
imageData.scaleY=scaleY;
transformed=true;
}
if(transformed){
this.renderCanvas(true, true);
}}
return this;
},
getData: function getData(){
var rounded=arguments.length > 0&&arguments[0]!==undefined ? arguments[0]:false;
var options=this.options,
imageData=this.imageData,
canvasData=this.canvasData,
cropBoxData=this.cropBoxData;
var data;
if(this.ready&&this.cropped){
data={
x: cropBoxData.left - canvasData.left,
y: cropBoxData.top - canvasData.top,
width: cropBoxData.width,
height: cropBoxData.height
};
var ratio=imageData.width / imageData.naturalWidth;
forEach(data, function (n, i){
data[i]=n / ratio;
});
if(rounded){
var bottom=Math.round(data.y + data.height);
var right=Math.round(data.x + data.width);
data.x=Math.round(data.x);
data.y=Math.round(data.y);
data.width=right - data.x;
data.height=bottom - data.y;
}}else{
data={
x: 0,
y: 0,
width: 0,
height: 0
};}
if(options.rotatable){
data.rotate=imageData.rotate||0;
}
if(options.scalable){
data.scaleX=imageData.scaleX||1;
data.scaleY=imageData.scaleY||1;
}
return data;
},
setData: function setData(data){
var options=this.options,
imageData=this.imageData,
canvasData=this.canvasData;
var cropBoxData={};
if(this.ready&&!this.disabled&&isPlainObject(data)){
var transformed=false;
if(options.rotatable){
if(isNumber(data.rotate)&&data.rotate!==imageData.rotate){
imageData.rotate=data.rotate;
transformed=true;
}}
if(options.scalable){
if(isNumber(data.scaleX)&&data.scaleX!==imageData.scaleX){
imageData.scaleX=data.scaleX;
transformed=true;
}
if(isNumber(data.scaleY)&&data.scaleY!==imageData.scaleY){
imageData.scaleY=data.scaleY;
transformed=true;
}}
if(transformed){
this.renderCanvas(true, true);
}
var ratio=imageData.width / imageData.naturalWidth;
if(isNumber(data.x)){
cropBoxData.left=data.x * ratio + canvasData.left;
}
if(isNumber(data.y)){
cropBoxData.top=data.y * ratio + canvasData.top;
}
if(isNumber(data.width)){
cropBoxData.width=data.width * ratio;
}
if(isNumber(data.height)){
cropBoxData.height=data.height * ratio;
}
this.setCropBoxData(cropBoxData);
}
return this;
},
getContainerData: function getContainerData(){
return this.ready ? assign({}, this.containerData):{};},
getImageData: function getImageData(){
return this.sized ? assign({}, this.imageData):{};},
getCanvasData: function getCanvasData(){
var canvasData=this.canvasData;
var data={};
if(this.ready){
forEach(['left', 'top', 'width', 'height', 'naturalWidth', 'naturalHeight'], function (n){
data[n]=canvasData[n];
});
}
return data;
},
setCanvasData: function setCanvasData(data){
var canvasData=this.canvasData;
var aspectRatio=canvasData.aspectRatio;
if(this.ready&&!this.disabled&&isPlainObject(data)){
if(isNumber(data.left)){
canvasData.left=data.left;
}
if(isNumber(data.top)){
canvasData.top=data.top;
}
if(isNumber(data.width)){
canvasData.width=data.width;
canvasData.height=data.width / aspectRatio;
}else if(isNumber(data.height)){
canvasData.height=data.height;
canvasData.width=data.height * aspectRatio;
}
this.renderCanvas(true);
}
return this;
},
getCropBoxData: function getCropBoxData(){
var cropBoxData=this.cropBoxData;
var data;
if(this.ready&&this.cropped){
data={
left: cropBoxData.left,
top: cropBoxData.top,
width: cropBoxData.width,
height: cropBoxData.height
};}
return data||{};},
setCropBoxData: function setCropBoxData(data){
var cropBoxData=this.cropBoxData;
var aspectRatio=this.options.aspectRatio;
var widthChanged;
var heightChanged;
if(this.ready&&this.cropped&&!this.disabled&&isPlainObject(data)){
if(isNumber(data.left)){
cropBoxData.left=data.left;
}
if(isNumber(data.top)){
cropBoxData.top=data.top;
}
if(isNumber(data.width)&&data.width!==cropBoxData.width){
widthChanged=true;
cropBoxData.width=data.width;
}
if(isNumber(data.height)&&data.height!==cropBoxData.height){
heightChanged=true;
cropBoxData.height=data.height;
}
if(aspectRatio){
if(widthChanged){
cropBoxData.height=cropBoxData.width / aspectRatio;
}else if(heightChanged){
cropBoxData.width=cropBoxData.height * aspectRatio;
}}
this.renderCropBox();
}
return this;
},
getCroppedCanvas: function getCroppedCanvas(){
var options=arguments.length > 0&&arguments[0]!==undefined ? arguments[0]:{};
if(!this.ready||!window.HTMLCanvasElement){
return null;
}
var canvasData=this.canvasData;
var source=getSourceCanvas(this.image, this.imageData, canvasData, options);
if(!this.cropped){
return source;
}
var _this$getData=this.getData(options.rounded),
initialX=_this$getData.x,
initialY=_this$getData.y,
initialWidth=_this$getData.width,
initialHeight=_this$getData.height;
var ratio=source.width / Math.floor(canvasData.naturalWidth);
if(ratio!==1){
initialX *=ratio;
initialY *=ratio;
initialWidth *=ratio;
initialHeight *=ratio;
}
var aspectRatio=initialWidth / initialHeight;
var maxSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: options.maxWidth||Infinity,
height: options.maxHeight||Infinity
});
var minSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: options.minWidth||0,
height: options.minHeight||0
}, 'cover');
var _getAdjustedSizes=getAdjustedSizes({
aspectRatio: aspectRatio,
width: options.width||(ratio!==1 ? source.width:initialWidth),
height: options.height||(ratio!==1 ? source.height:initialHeight)
}),
width=_getAdjustedSizes.width,
height=_getAdjustedSizes.height;
width=Math.min(maxSizes.width, Math.max(minSizes.width, width));
height=Math.min(maxSizes.height, Math.max(minSizes.height, height));
var canvas=document.createElement('canvas');
var context=canvas.getContext('2d');
canvas.width=normalizeDecimalNumber(width);
canvas.height=normalizeDecimalNumber(height);
context.fillStyle=options.fillColor||'transparent';
context.fillRect(0, 0, width, height);
var _options$imageSmoothi=options.imageSmoothingEnabled,
imageSmoothingEnabled=_options$imageSmoothi===void 0 ? true:_options$imageSmoothi,
imageSmoothingQuality=options.imageSmoothingQuality;
context.imageSmoothingEnabled=imageSmoothingEnabled;
if(imageSmoothingQuality){
context.imageSmoothingQuality=imageSmoothingQuality;
}
var sourceWidth=source.width;
var sourceHeight=source.height;
var srcX=initialX;
var srcY=initialY;
var srcWidth;
var srcHeight;
var dstX;
var dstY;
var dstWidth;
var dstHeight;
if(srcX <=-initialWidth||srcX > sourceWidth){
srcX=0;
srcWidth=0;
dstX=0;
dstWidth=0;
}else if(srcX <=0){
dstX=-srcX;
srcX=0;
srcWidth=Math.min(sourceWidth, initialWidth + srcX);
dstWidth=srcWidth;
}else if(srcX <=sourceWidth){
dstX=0;
srcWidth=Math.min(initialWidth, sourceWidth - srcX);
dstWidth=srcWidth;
}
if(srcWidth <=0||srcY <=-initialHeight||srcY > sourceHeight){
srcY=0;
srcHeight=0;
dstY=0;
dstHeight=0;
}else if(srcY <=0){
dstY=-srcY;
srcY=0;
srcHeight=Math.min(sourceHeight, initialHeight + srcY);
dstHeight=srcHeight;
}else if(srcY <=sourceHeight){
dstY=0;
srcHeight=Math.min(initialHeight, sourceHeight - srcY);
dstHeight=srcHeight;
}
var params=[srcX, srcY, srcWidth, srcHeight];
if(dstWidth > 0&&dstHeight > 0){
var scale=width / initialWidth;
params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
}
context.drawImage.apply(context, [source].concat(_toConsumableArray(params.map(function (param){
return Math.floor(normalizeDecimalNumber(param));
}))));
return canvas;
},
setAspectRatio: function setAspectRatio(aspectRatio){
var options=this.options;
if(!this.disabled&&!isUndefined(aspectRatio)){
options.aspectRatio=Math.max(0, aspectRatio)||NaN;
if(this.ready){
this.initCropBox();
if(this.cropped){
this.renderCropBox();
}}
}
return this;
},
setDragMode: function setDragMode(mode){
var options=this.options,
dragBox=this.dragBox,
face=this.face;
if(this.ready&&!this.disabled){
var croppable=mode===DRAG_MODE_CROP;
var movable=options.movable&&mode===DRAG_MODE_MOVE;
mode=croppable||movable ? mode:DRAG_MODE_NONE;
options.dragMode=mode;
setData(dragBox, DATA_ACTION, mode);
toggleClass(dragBox, CLASS_CROP, croppable);
toggleClass(dragBox, CLASS_MOVE, movable);
if(!options.cropBoxMovable){
setData(face, DATA_ACTION, mode);
toggleClass(face, CLASS_CROP, croppable);
toggleClass(face, CLASS_MOVE, movable);
}}
return this;
}};
var AnotherCropper=WINDOW.Cropper;
var Cropper=function (){
function Cropper(element){
var options=arguments.length > 1&&arguments[1]!==undefined ? arguments[1]:{};
_classCallCheck(this, Cropper);
if(!element||!REGEXP_TAG_NAME.test(element.tagName)){
throw new Error('The first argument is required and must be an <img> or <canvas> element.');
}
this.element=element;
this.options=assign({}, DEFAULTS, isPlainObject(options)&&options);
this.cropped=false;
this.disabled=false;
this.pointers={};
this.ready=false;
this.reloading=false;
this.replaced=false;
this.sized=false;
this.sizing=false;
this.init();
}
_createClass(Cropper, [{
key: "init",
value: function init(){
var element=this.element;
var tagName=element.tagName.toLowerCase();
var url;
if(element[NAMESPACE]){
return;
}
element[NAMESPACE]=this;
if(tagName==='img'){
this.isImg=true;
url=element.getAttribute('src')||'';
this.originalUrl=url;
if(!url){
return;
}
url=element.src;
}else if(tagName==='canvas'&&window.HTMLCanvasElement){
url=element.toDataURL();
}
this.load(url);
}}, {
key: "load",
value: function load(url){
var _this=this;
if(!url){
return;
}
this.url=url;
this.imageData={};
var element=this.element,
options=this.options;
if(!options.rotatable&&!options.scalable){
options.checkOrientation=false;
}
if(!options.checkOrientation||!window.ArrayBuffer){
this.clone();
return;
}
if(REGEXP_DATA_URL.test(url)){
if(REGEXP_DATA_URL_JPEG.test(url)){
this.read(dataURLToArrayBuffer(url));
}else{
this.clone();
}
return;
}
var xhr=new XMLHttpRequest();
var clone=this.clone.bind(this);
this.reloading=true;
this.xhr=xhr;
xhr.onabort=clone;
xhr.onerror=clone;
xhr.ontimeout=clone;
xhr.onprogress=function (){
if(xhr.getResponseHeader('content-type')!==MIME_TYPE_JPEG){
xhr.abort();
}};
xhr.onload=function (){
_this.read(xhr.response);
};
xhr.onloadend=function (){
_this.reloading=false;
_this.xhr=null;
};
if(options.checkCrossOrigin&&isCrossOriginURL(url)&&element.crossOrigin){
url=addTimestamp(url);
}
xhr.open('GET', url, true);
xhr.responseType='arraybuffer';
xhr.withCredentials=element.crossOrigin==='use-credentials';
xhr.send();
}}, {
key: "read",
value: function read(arrayBuffer){
var options=this.options,
imageData=this.imageData;
var orientation=resetAndGetOrientation(arrayBuffer);
var rotate=0;
var scaleX=1;
var scaleY=1;
if(orientation > 1){
this.url=arrayBufferToDataURL(arrayBuffer, MIME_TYPE_JPEG);
var _parseOrientation=parseOrientation(orientation);
rotate=_parseOrientation.rotate;
scaleX=_parseOrientation.scaleX;
scaleY=_parseOrientation.scaleY;
}
if(options.rotatable){
imageData.rotate=rotate;
}
if(options.scalable){
imageData.scaleX=scaleX;
imageData.scaleY=scaleY;
}
this.clone();
}}, {
key: "clone",
value: function clone(){
var element=this.element,
url=this.url;
var crossOrigin=element.crossOrigin;
var crossOriginUrl=url;
if(this.options.checkCrossOrigin&&isCrossOriginURL(url)){
if(!crossOrigin){
crossOrigin='anonymous';
}
crossOriginUrl=addTimestamp(url);
}
this.crossOrigin=crossOrigin;
this.crossOriginUrl=crossOriginUrl;
var image=document.createElement('img');
if(crossOrigin){
image.crossOrigin=crossOrigin;
}
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);
addClass(image, CLASS_HIDE);
element.parentNode.insertBefore(image, element.nextSibling);
}}, {
key: "start",
value: function start(){
var _this2=this;
var image=this.image;
image.onload=null;
image.onerror=null;
this.sizing=true;
var isIOSWebKit=WINDOW.navigator&&/(?:iPad|iPhone|iPod).*?AppleWebKit/i.test(WINDOW.navigator.userAgent);
var done=function done(naturalWidth, naturalHeight){
assign(_this2.imageData, {
naturalWidth: naturalWidth,
naturalHeight: naturalHeight,
aspectRatio: naturalWidth / naturalHeight
});
_this2.initialImageData=assign({}, _this2.imageData);
_this2.sizing=false;
_this2.sized=true;
_this2.build();
};
if(image.naturalWidth&&!isIOSWebKit){
done(image.naturalWidth, image.naturalHeight);
return;
}
var sizingImage=document.createElement('img');
var body=document.body||document.documentElement;
this.sizingImage=sizingImage;
sizingImage.onload=function (){
done(sizingImage.width, sizingImage.height);
if(!isIOSWebKit){
body.removeChild(sizingImage);
}};
sizingImage.src=image.src;
if(!isIOSWebKit){
sizingImage.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;';
body.appendChild(sizingImage);
}}
}, {
key: "stop",
value: function stop(){
var image=this.image;
image.onload=null;
image.onerror=null;
image.parentNode.removeChild(image);
this.image=null;
}}, {
key: "build",
value: function build(){
if(!this.sized||this.ready){
return;
}
var element=this.element,
options=this.options,
image=this.image;
var container=element.parentNode;
var template=document.createElement('div');
template.innerHTML=TEMPLATE;
var cropper=template.querySelector(".".concat(NAMESPACE, "-container"));
var canvas=cropper.querySelector(".".concat(NAMESPACE, "-canvas"));
var dragBox=cropper.querySelector(".".concat(NAMESPACE, "-drag-box"));
var cropBox=cropper.querySelector(".".concat(NAMESPACE, "-crop-box"));
var face=cropBox.querySelector(".".concat(NAMESPACE, "-face"));
this.container=container;
this.cropper=cropper;
this.canvas=canvas;
this.dragBox=dragBox;
this.cropBox=cropBox;
this.viewBox=cropper.querySelector(".".concat(NAMESPACE, "-view-box"));
this.face=face;
canvas.appendChild(image);
addClass(element, CLASS_HIDDEN);
container.insertBefore(cropper, element.nextSibling);
removeClass(image, CLASS_HIDE);
this.initPreview();
this.bind();
options.initialAspectRatio=Math.max(0, options.initialAspectRatio)||NaN;
options.aspectRatio=Math.max(0, options.aspectRatio)||NaN;
options.viewMode=Math.max(0, Math.min(3, Math.round(options.viewMode)))||0;
addClass(cropBox, CLASS_HIDDEN);
if(!options.guides){
addClass(cropBox.getElementsByClassName("".concat(NAMESPACE, "-dashed")), CLASS_HIDDEN);
}
if(!options.center){
addClass(cropBox.getElementsByClassName("".concat(NAMESPACE, "-center")), CLASS_HIDDEN);
}
if(options.background){
addClass(cropper, "".concat(NAMESPACE, "-bg"));
}
if(!options.highlight){
addClass(face, CLASS_INVISIBLE);
}
if(options.cropBoxMovable){
addClass(face, CLASS_MOVE);
setData(face, DATA_ACTION, ACTION_ALL);
}
if(!options.cropBoxResizable){
addClass(cropBox.getElementsByClassName("".concat(NAMESPACE, "-line")), CLASS_HIDDEN);
addClass(cropBox.getElementsByClassName("".concat(NAMESPACE, "-point")), CLASS_HIDDEN);
}
this.render();
this.ready=true;
this.setDragMode(options.dragMode);
if(options.autoCrop){
this.crop();
}
this.setData(options.data);
if(isFunction(options.ready)){
addListener(element, EVENT_READY, options.ready, {
once: true
});
}
dispatchEvent(element, EVENT_READY);
}}, {
key: "unbuild",
value: function unbuild(){
if(!this.ready){
return;
}
this.ready=false;
this.unbind();
this.resetPreview();
var parentNode=this.cropper.parentNode;
if(parentNode){
parentNode.removeChild(this.cropper);
}
removeClass(this.element, CLASS_HIDDEN);
}}, {
key: "uncreate",
value: function uncreate(){
if(this.ready){
this.unbuild();
this.ready=false;
this.cropped=false;
}else if(this.sizing){
this.sizingImage.onload=null;
this.sizing=false;
this.sized=false;
}else if(this.reloading){
this.xhr.onabort=null;
this.xhr.abort();
}else if(this.image){
this.stop();
}}
}], [{
key: "noConflict",
value: function noConflict(){
window.Cropper=AnotherCropper;
return Cropper;
}
}, {
key: "setDefaults",
value: function setDefaults(options){
assign(DEFAULTS, isPlainObject(options)&&options);
}}]);
return Cropper;
}();
assign(Cropper.prototype, render, preview, events, handlers, change, methods);
return Cropper;
}));