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|
- (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(object, enumerableOnly) {
- var keys = Object.keys(object);
- if (Object.getOwnPropertySymbols) {
- var symbols = Object.getOwnPropertySymbols(object);
- enumerableOnly && (symbols = symbols.filter(function (sym) {
- return Object.getOwnPropertyDescriptor(object, sym).enumerable;
- })), keys.push.apply(keys, symbols);
- }
- return keys;
- }
- function _objectSpread2(target) {
- for (var i = 1; i < arguments.length; i++) {
- var source = null != arguments[i] ? arguments[i] : {};
- i % 2 ? ownKeys(Object(source), !0).forEach(function (key) {
- _defineProperty(target, key, source[key]);
- }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) {
- Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
- });
- }
- return target;
- }
- function _typeof(obj) {
- "@babel/helpers - typeof";
- return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
- return typeof obj;
- } : function (obj) {
- return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
- }, _typeof(obj);
- }
- 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, 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) {
- 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.");
- }
- 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(),
- 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;
- }));
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