diff --git a/assets/js/um-crop.js b/assets/js/um-crop.js index 6dc8d3b1..550c0d52 100644 --- a/assets/js/um-crop.js +++ b/assets/js/um-crop.js @@ -1,1572 +1,3274 @@ -(function (factory) { - if (typeof define === "function" && define.amd) { - // AMD. Register as anonymous module. - define(["jquery"], factory); - } else if (typeof exports === "object") { - // Node / CommonJS - factory(require("jquery")); - } else { - // Browser globals. - factory(jQuery); - } -})(function ($) { - - "use strict"; - - var $window = $(window), - $document = $(document), - location = window.location, - - // Constants - TRUE = true, - FALSE = false, - NULL = null, - NAN = NaN, - INFINITY = Infinity, - STRING_UNDEFINED = "undefined", - STRING_DIRECTIVE = "directive", - CROPPER_NAMESPACE = ".cropper", - - // RegExps - REGEXP_DIRECTIVES = /^(e|n|w|s|ne|nw|sw|se|all|crop|move|zoom)$/, - REGEXP_OPTIONS = /^(x|y|width|height)$/, - REGEXP_PROPERTIES = /^(naturalWidth|naturalHeight|width|height|aspectRatio|ratio|rotate)$/, - - // Classes - CLASS_MODAL = "cropper-modal", - CLASS_HIDDEN = "cropper-hidden", - CLASS_INVISIBLE = "cropper-invisible", - CLASS_MOVE = "cropper-move", - CLASS_CROP = "cropper-crop", - CLASS_DISABLED = "cropper-disabled", - - // Events - EVENT_MOUSE_DOWN = "mousedown touchstart", - EVENT_MOUSE_MOVE = "mousemove touchmove", - EVENT_MOUSE_UP = "mouseup mouseleave touchend touchleave touchcancel", - EVENT_WHEEL = "wheel mousewheel DOMMouseScroll", - EVENT_RESIZE = "resize" + CROPPER_NAMESPACE, // Bind to window with namespace - EVENT_DBLCLICK = "dblclick", - EVENT_BUILD = "build" + CROPPER_NAMESPACE, - EVENT_BUILT = "built" + CROPPER_NAMESPACE, - EVENT_DRAG_START = "dragstart" + CROPPER_NAMESPACE, - EVENT_DRAG_MOVE = "dragmove" + CROPPER_NAMESPACE, - EVENT_DRAG_END = "dragend" + CROPPER_NAMESPACE, - - // Functions - isNumber = function (n) { - return typeof n === "number"; - }, - - toArray = function (obj, offset) { - var args = []; - - if (typeof offset === "number") { // It's necessary for IE8 - args.push(offset); - } - - return args.slice.apply(obj, args); - }, - - // Custom proxy to avoid jQuery's guid - proxy = function (fn, context) { - var args = toArray(arguments, 2); - - return function () { - return fn.apply(context, args.concat(toArray(arguments))); - }; - }, - - // Constructor - Cropper = function (element, options) { - this.element = element; - this.$element = $(element); - this.defaults = $.extend({}, Cropper.DEFAULTS, $.isPlainObject(options) ? options : {}); - this.$original = NULL; - this.ready = FALSE; - this.built = FALSE; - this.cropped = FALSE; - this.rotated = FALSE; - this.disabled = FALSE; - this.replaced = FALSE; - this.init(); - }, - - // Others - sqrt = Math.sqrt, - min = Math.min, - max = Math.max, - abs = Math.abs, - sin = Math.sin, - cos = Math.cos, - num = parseFloat; - - Cropper.prototype = { - constructor: Cropper, - - support: { - canvas: $.isFunction($("")[0].getContext) - }, - - init: function () { - var defaults = this.defaults; - - $.each(defaults, function (i, n) { - switch (i) { - case "aspectRatio": - defaults[i] = abs(num(n)) || NAN; // 0 -> NaN - break; - - case "autoCropArea": - defaults[i] = abs(num(n)) || 0.8; // 0 | NaN -> 0.8 - break; - - case "minWidth": - case "minHeight": - defaults[i] = abs(num(n)) || 0; // NaN -> 0 - break; - - case "maxWidth": - case "maxHeight": - defaults[i] = abs(num(n)) || INFINITY; // 0 | NaN -> Infinity - break; - - // No default - } - }); - - // Set default image data - this.image = { - rotate: 0 - }; - - this.load(); - }, - - load: function () { - var _this = this, - $this = this.$element, - element = this.element, - image = this.image, - crossOrigin = "", - $clone, - url; - - if ($this.is("img")) { - url = $this.prop("src"); - } else if ($this.is("canvas") && this.support.canvas) { - url = element.toDataURL(); - } - - if (!url) { - return; - } - - // Reset image rotate degree - if (this.replaced) { - image.rotate = 0; - } - - if (this.defaults.checkImageOrigin) { - if ($this.prop("crossOrigin") || this.isCrossOriginURL(url)) { - crossOrigin = " crossOrigin"; - } - } - - this.$clone = ($clone = $("')); - - $clone.one("load", function () { - image.naturalWidth = this.naturalWidth || $clone.width(); - image.naturalHeight = this.naturalHeight || $clone.height(); - image.aspectRatio = image.naturalWidth / image.naturalHeight; - - _this.url = url; - _this.ready = TRUE; - _this.build(); - }); - - // Hide and prepend the clone iamge to the document body (Don't append to). - $clone.addClass(CLASS_INVISIBLE).prependTo("body"); - }, - - isCrossOriginURL: function (url) { - var parts = url.match(/^(https?:)\/\/([^\:\/\?#]+):?(\d*)/i); - - if ((parts && (parts[1] !== location.protocol || parts[2] !== location.hostname || parts[3] !== location.port))) { - return TRUE; - } - - return FALSE; - }, - - build: function () { - var $this = this.$element, - defaults = this.defaults, - buildEvent, - $cropper; - - if (!this.ready) { - return; - } - - if (this.built) { - this.unbuild(); - } - - $this.one(EVENT_BUILD, defaults.build); // Only trigger once - buildEvent = $.Event(EVENT_BUILD); - $this.trigger(buildEvent); - - if (buildEvent.isDefaultPrevented()) { - return; - } - - // Create cropper elements - this.$cropper = ($cropper = $(Cropper.TEMPLATE)); - - // Hide the original image - $this.addClass(CLASS_HIDDEN); - - // Show and prepend the clone iamge to the cropper - this.$clone.removeClass(CLASS_INVISIBLE).prependTo($cropper); - - // Save original image for rotation - if (!this.rotated) { - this.$original = this.$clone.clone(); - - // Append the image to document to avoid "NS_ERROR_NOT_AVAILABLE" error on Firefox when call the "drawImage" method. - this.$original.addClass(CLASS_HIDDEN).prependTo(this.$cropper); - - this.originalImage = $.extend({}, this.image); - } - - this.$container = $this.parent(); - this.$container.append($cropper); - - this.$canvas = $cropper.find(".cropper-canvas"); - this.$dragger = $cropper.find(".cropper-dragger"); - this.$viewer = $cropper.find(".cropper-viewer"); - - defaults.autoCrop ? (this.cropped = TRUE) : this.$dragger.addClass(CLASS_HIDDEN); - defaults.dragCrop && this.setDragMode("crop"); - defaults.modal && this.$canvas.addClass(CLASS_MODAL); - !defaults.dashed && this.$dragger.find(".cropper-dashed").addClass(CLASS_HIDDEN); - !defaults.movable && this.$dragger.find(".cropper-face").data(STRING_DIRECTIVE, "move"); - !defaults.resizable && this.$dragger.find(".cropper-line, .cropper-point").addClass(CLASS_HIDDEN); - - this.addListeners(); - this.initPreview(); - - this.built = TRUE; // Set `true` before update - this.update(); - this.replaced = FALSE; // Reset to `false` after update - - $this.one(EVENT_BUILT, defaults.built); // Only trigger once - $this.trigger(EVENT_BUILT); - }, - - unbuild: function () { - if (!this.built) { - return; - } - - this.built = FALSE; - this.removeListeners(); - - this.$preview.empty(); - this.$preview = NULL; - - this.$dragger = NULL; - this.$canvas = NULL; - this.$container = NULL; - - this.$cropper.remove(); - this.$cropper = NULL; - }, - - update: function (data) { - this.initContainer(); - this.initCropper(); - this.initImage(); - this.initDragger(); - - if (data) { - this.setData(data, TRUE); - this.setDragMode("crop"); - } else { - this.setData(this.defaults.data); - } - }, - - resize: function () { - clearTimeout(this.resizing); - this.resizing = setTimeout($.proxy(this.update, this, this.getData()), 200); - }, - - preview: function () { - var image = this.image, - dragger = this.dragger, - width = image.width, - height = image.height, - left = dragger.left - image.left, - top = dragger.top - image.top; - - this.$viewer.find("img").css({ - width: width, - height: height, - marginLeft: -left, - marginTop: -top - }); - - this.$preview.each(function () { - var $this = $(this), - ratio = $this.width() / dragger.width; - - $this.find("img").css({ - width: width * ratio, - height: height * ratio, - marginLeft: -left * ratio, - marginTop: -top * ratio - }); - }); - }, - - addListeners: function () { - var defaults = this.defaults; - - this.$element.on(EVENT_DRAG_START, defaults.dragstart).on(EVENT_DRAG_MOVE, defaults.dragmove).on(EVENT_DRAG_END, defaults.dragend); - this.$cropper.on(EVENT_MOUSE_DOWN, $.proxy(this.dragstart, this)).on(EVENT_DBLCLICK, $.proxy(this.dblclick, this)); - - if (defaults.zoomable) { - this.$cropper.on(EVENT_WHEEL, $.proxy(this.wheel, this)); - } - - if (defaults.multiple) { - this.$cropper.on(EVENT_MOUSE_MOVE, $.proxy(this.dragmove, this)).on(EVENT_MOUSE_UP, $.proxy(this.dragend, this)); - } else { - $document.on(EVENT_MOUSE_MOVE, (this._dragmove = proxy(this.dragmove, this))).on(EVENT_MOUSE_UP, (this._dragend = proxy(this.dragend, this))); - } - - $window.on(EVENT_RESIZE, (this._resize = proxy(this.resize, this))); - }, - - removeListeners: function () { - var defaults = this.defaults; - - this.$element.off(EVENT_DRAG_START, defaults.dragstart).off(EVENT_DRAG_MOVE, defaults.dragmove).off(EVENT_DRAG_END, defaults.dragend); - this.$cropper.off(EVENT_MOUSE_DOWN, this.dragstart).off(EVENT_DBLCLICK, this.dblclick); - - if (defaults.zoomable) { - this.$cropper.off(EVENT_WHEEL, this.wheel); - } - - if (defaults.multiple) { - this.$cropper.off(EVENT_MOUSE_MOVE, this.dragmove).off(EVENT_MOUSE_UP, this.dragend); - } else { - $document.off(EVENT_MOUSE_MOVE, this._dragmove).off(EVENT_MOUSE_UP, this._dragend); - } - - $window.off(EVENT_RESIZE, this._resize); - }, - - initPreview: function () { - var img = ''; - - this.$preview = $(this.defaults.preview); - this.$viewer.html(img); - this.$preview.html(img).find("img").css("cssText", "min-width:0!important;min-height:0!important;max-width:none!important;max-height:none!important;"); - }, - - initContainer: function () { - var $container = this.$container; - if($container !== NULL){ - this.container = { - width: max($container.width(), 300), - height: max($container.height(), 150) - }; +/*! + * Cropper.js v1.6.1 + * https://fengyuanchen.github.io/cropperjs + * + * Copyright 2015-present Chen Fengyuan + * Released under the MIT license + * + * Date: 2023-09-17T03:44:19.860Z + */ + +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Cropper = factory()); +})(this, (function () { 'use strict'; + + function ownKeys(e, r) { + var t = Object.keys(e); + if (Object.getOwnPropertySymbols) { + var o = Object.getOwnPropertySymbols(e); + r && (o = o.filter(function (r) { + return Object.getOwnPropertyDescriptor(e, r).enumerable; + })), t.push.apply(t, o); } - }, - - initCropper: function () { - var container = this.container, - image = this.image, - cropper; - - if (((image.naturalWidth * container.height / image.naturalHeight) - container.width) >= 0) { - cropper = { - width: container.width, - height: container.width / image.aspectRatio, - left: 0 - }; - - cropper.top = (container.height - cropper.height) / 2; - } else { - cropper = { - width: container.height * image.aspectRatio, - height: container.height, - top: 0 - }; - - cropper.left = (container.width - cropper.width) / 2; - } - - if ( this.$cropper ) { - this.$cropper.css({ - width: cropper.width, - height: cropper.height, - left: cropper.left, - top: cropper.top - }); - } - - this.cropper = cropper; - }, - - initImage: function () { - var image = this.image, - cropper = this.cropper, - defaultImage = { - _width: cropper.width, - _height: cropper.height, - width: cropper.width, - height: cropper.height, - left: 0, - top: 0, - ratio: cropper.width / image.naturalWidth - }; - - this.defaultImage = $.extend({}, image, defaultImage); - - if (image._width !== cropper.width || image._height !== cropper.height) { - $.extend(image, defaultImage); - } else { - image = $.extend({}, defaultImage, image); - - // Reset image ratio - if (this.replaced) { - image.ratio = defaultImage.ratio; - } - } - - this.image = image; - this.renderImage(); - }, - - renderImage: function (mode) { - var image = this.image; - - if (mode === "zoom") { - image.left -= (image.width - image.oldWidth) / 2; - image.top -= (image.height - image.oldHeight) / 2; - } - - image.left = min(max(image.left, image._width - image.width), 0); - image.top = min(max(image.top, image._height - image.height), 0); - - this.$clone.css({ - width: image.width, - height: image.height, - marginLeft: image.left, - marginTop: image.top - }); - - if (mode) { - this.defaults.done(this.getData()); - this.preview(); - } - }, - - initDragger: function () { - var defaults = this.defaults, - cropper = this.cropper, - // If not set, use the original aspect ratio of the image. - aspectRatio = defaults.aspectRatio || this.image.aspectRatio, - ratio = this.image.ratio, - dragger; - - if (((cropper.height * aspectRatio) - cropper.width) >= 0) { - dragger = { - height: cropper.width / aspectRatio, - width: cropper.width, - left: 0, - top: (cropper.height - (cropper.width / aspectRatio)) / 2, - maxWidth: cropper.width, - maxHeight: cropper.width / aspectRatio - }; - } else { - dragger = { - height: cropper.height, - width: cropper.height * aspectRatio, - left: (cropper.width - (cropper.height * aspectRatio)) / 2, - top: 0, - maxWidth: cropper.height * aspectRatio, - maxHeight: cropper.height - }; - } - - dragger.minWidth = 0; - dragger.minHeight = 0; - - if (defaults.aspectRatio) { - if (isFinite(defaults.maxWidth)) { - dragger.maxWidth = min(dragger.maxWidth, defaults.maxWidth * ratio); - dragger.maxHeight = dragger.maxWidth / aspectRatio; - } else if (isFinite(defaults.maxHeight)) { - dragger.maxHeight = min(dragger.maxHeight, defaults.maxHeight * ratio); - dragger.maxWidth = dragger.maxHeight * aspectRatio; - } - - if (defaults.minWidth > 0) { - dragger.minWidth = max(0, defaults.minWidth * ratio); - dragger.minHeight = dragger.minWidth / aspectRatio; - } else if (defaults.minHeight > 0) { - dragger.minHeight = max(0, defaults.minHeight * ratio); - dragger.minWidth = dragger.minHeight * aspectRatio; - } - } else { - dragger.maxWidth = min(dragger.maxWidth, defaults.maxWidth * ratio); - dragger.maxHeight = min(dragger.maxHeight, defaults.maxHeight * ratio); - dragger.minWidth = max(0, defaults.minWidth * ratio); - dragger.minHeight = max(0, defaults.minHeight * ratio); - } - - // minWidth can't be greater than maxWidth, and minHeight too. - dragger.minWidth = min(dragger.maxWidth, dragger.minWidth); - dragger.minHeight = min(dragger.maxHeight, dragger.minHeight); - - // Center the dragger by default - dragger.height *= defaults.autoCropArea; - dragger.width *= defaults.autoCropArea; - dragger.left = (cropper.width - dragger.width) / 2; - dragger.top = (cropper.height - dragger.height) / 2; - dragger.oldLeft = dragger.left; - dragger.oldTop = dragger.top; - - this.defaultDragger = dragger; - this.dragger = $.extend({}, dragger); - }, - - renderDragger: function () { - var dragger = this.dragger, - cropper = this.cropper; - - if (dragger.width > dragger.maxWidth) { - dragger.width = dragger.maxWidth; - dragger.left = dragger.oldLeft; - } else if (dragger.width < dragger.minWidth) { - dragger.width = dragger.minWidth; - dragger.left = dragger.oldLeft; - } - - if (dragger.height > dragger.maxHeight) { - dragger.height = dragger.maxHeight; - dragger.top = dragger.oldTop; - } else if (dragger.height < dragger.minHeight) { - dragger.height = dragger.minHeight; - dragger.top = dragger.oldTop; - } - - dragger.left = min(max(dragger.left, 0), cropper.width - dragger.width); - dragger.top = min(max(dragger.top, 0), cropper.height - dragger.height); - dragger.oldLeft = dragger.left; - dragger.oldTop = dragger.top; - - // Re-render the dragger - this.dragger = dragger; - - if (!this.disabled) { - this.defaults.done(this.getData()); - } - - this.$dragger.css({ - width: dragger.width, - height: dragger.height, - left: dragger.left, - top: dragger.top - }); - - this.preview(); - }, - - reset: function (deep) { - if (!this.cropped) { - return; - } - - if (deep) { - this.defaults.data = {}; - } - - this.image = $.extend({}, this.defaultImage); - this.renderImage(); - this.dragger = $.extend({}, this.defaultDragger); - this.setData(this.defaults.data); - }, - - clear: function () { - if (!this.cropped) { - return; - } - - this.cropped = FALSE; - - this.setData({ - x: 0, - y: 0, - width: 0, - height: 0 - }); - - this.$canvas.removeClass(CLASS_MODAL); - this.$dragger.addClass(CLASS_HIDDEN); - }, - - destroy: function () { - var $this = this.$element; - - if (!this.ready) { - return; - } - - this.unbuild(); - $this.removeClass(CLASS_HIDDEN).removeData("cropper"); - - if (this.rotated) { - $this.attr("src", this.$original.attr("src")); - } - }, - - replace: function (url, /*INTERNAL*/ rotated) { - var _this = this, - $this = this.$element, - element = this.element, - context; - - if (url && url !== this.url && url !== $this.attr("src")) { - if (!rotated) { - this.rotated = FALSE; - this.replaced = TRUE; - } - - if ($this.is("img")) { - $this.attr("src", url); - this.load(); - } else if ($this.is("canvas") && this.support.canvas) { - context = element.getContext("2d"); - - $('').one("load", function () { - element.width = this.width; - element.height = this.height; - context.clearRect(0, 0, element.width, element.height); - context.drawImage(this, 0, 0); - _this.load(); - }); - } - } - }, - - setData: function (data, /*INTERNAL*/ once) { - var cropper = this.cropper, - dragger = this.dragger, - image = this.image, - aspectRatio = this.defaults.aspectRatio; - - if (!this.built || typeof data === STRING_UNDEFINED) { - return; - } - - if (data === NULL || $.isEmptyObject(data)) { - dragger = $.extend({}, this.defaultDragger); - } - - if ($.isPlainObject(data) && !$.isEmptyObject(data)) { - - if (!once) { - this.defaults.data = data; - } - - data = this.transformData(data); - - if (isNumber(data.x) && data.x <= cropper.width - image.left) { - dragger.left = data.x + image.left; - } - - if (isNumber(data.y) && data.y <= cropper.height - image.top) { - dragger.top = data.y + image.top; - } - - if (aspectRatio) { - if (isNumber(data.width) && data.width <= dragger.maxWidth && data.width >= dragger.minWidth) { - dragger.width = data.width; - dragger.height = dragger.width / aspectRatio; - } else if (isNumber(data.height) && data.height <= dragger.maxHeight && data.height >= dragger.minHeight) { - dragger.height = data.height; - dragger.width = dragger.height * aspectRatio; - } - } else { - if (isNumber(data.width) && data.width <= dragger.maxWidth && data.width >= dragger.minWidth) { - dragger.width = data.width; - } - - if (isNumber(data.height) && data.height <= dragger.maxHeight && data.height >= dragger.minHeight) { - dragger.height = data.height; - } - } - } - - this.dragger = dragger; - this.renderDragger(); - }, - - getData: function (rounded) { - var dragger = this.dragger, - image = this.image, - data = {}; - - if (this.built) { - data = { - x: dragger.left - image.left, - y: dragger.top - image.top, - width: dragger.width, - height: dragger.height - }; - - data = this.transformData(data, TRUE, rounded); - } - - return data; - }, - - transformData: function (data, reversed, rounded) { - var ratio = this.image.ratio, - result = {}; - - $.each(data, function (i, n) { - n = num(n); - - if (REGEXP_OPTIONS.test(i) && !isNaN(n)) { - result[i] = reversed ? (rounded ? Math.round(n / ratio) : n / ratio) : n * ratio; - } - }); - - return result; - }, - - setAspectRatio: function (aspectRatio) { - var freeRatio = aspectRatio === "auto"; - - aspectRatio = num(aspectRatio); - - if (freeRatio || (!isNaN(aspectRatio) && aspectRatio > 0)) { - this.defaults.aspectRatio = freeRatio ? NAN : aspectRatio; - - if (this.built) { - this.initDragger(); - this.renderDragger(); - } - } - }, - - getImageData: function () { - var data = {}; - - if (this.ready) { - $.each(this.image, function (name, value) { - if (REGEXP_PROPERTIES.test(name)) { - data[name] = value; - } - }); - } - - return data; - }, - - getDataURL: function (options, type, quality) { - var canvas = $("")[0], - data = this.getData(), - dataURL = "", - context; - - if (!$.isPlainObject(options)) { - quality = type; - type = options; - options = {}; - } - - options = $.extend({ - width: data.width, - height: data.height - }, options); - - if (this.cropped && this.support.canvas) { - canvas.width = options.width; - canvas.height = options.height; - context = canvas.getContext("2d"); - - if (type === "image/jpeg") { - context.fillStyle = "#fff"; - context.fillRect(0, 0, options.width, options.height); - } - - context.drawImage(this.$clone[0], data.x, data.y, data.width, data.height, 0, 0, options.width, options.height); - dataURL = canvas.toDataURL(type, quality); - } - - return dataURL; - }, - - setDragMode: function (mode) { - var $canvas = this.$canvas, - defaults = this.defaults, - cropable = FALSE, - movable = FALSE; - - if (!this.built || this.disabled) { - return; - } - - switch (mode) { - case "crop": - if (defaults.dragCrop) { - cropable = TRUE; - $canvas.data(STRING_DIRECTIVE, mode); - } - - break; - - case "move": - movable = TRUE; - $canvas.data(STRING_DIRECTIVE, mode); - - break; - - default: - $canvas.removeData(STRING_DIRECTIVE); - } - - $canvas.toggleClass(CLASS_CROP, cropable).toggleClass(CLASS_MOVE, movable); - }, - - enable: function () { - if (this.built) { - this.disabled = FALSE; - this.$cropper.removeClass(CLASS_DISABLED); - } - }, - - disable: function () { - if (this.built) { - this.disabled = TRUE; - this.$cropper.addClass(CLASS_DISABLED); - } - }, - - rotate: function (degree) { - var image = this.image; - - degree = num(degree) || 0; - - if (!this.built || degree === 0 || this.disabled || !this.defaults.rotatable || !this.support.canvas) { - return; - } - - this.rotated = TRUE; - degree = (image.rotate = (image.rotate + degree) % 360); - - // replace with "true" to prevent to override the original image - this.replace(this.getRotatedDataURL(degree), true); - }, - - getRotatedDataURL: function (degree) { - var canvas = $("")[0], - context = canvas.getContext("2d"), - arc = degree * Math.PI / 180, - deg = abs(degree) % 180, - acuteAngle = deg > 90 ? (180 - deg) : deg, - acuteAngleArc = acuteAngle * Math.PI / 180, - originalImage = this.originalImage, - naturalWidth = originalImage.naturalWidth, - naturalHeight = originalImage.naturalHeight, - width = abs(naturalWidth * cos(acuteAngleArc) + naturalHeight * sin(acuteAngleArc)), - height = abs(naturalWidth * sin(acuteAngleArc) + naturalHeight * cos(acuteAngleArc)); - - canvas.width = width; - canvas.height = height; - context.save(); - context.translate(width / 2, height / 2); - context.rotate(arc); - context.drawImage(this.$original[0], -naturalWidth / 2, -naturalHeight / 2, naturalWidth, naturalHeight); - context.restore(); - - return canvas.toDataURL(); - }, - - zoom: function (delta) { - var image = this.image, - width, - height, - range; - - delta = num(delta); - - if (!this.built || !delta || this.disabled || !this.defaults.zoomable) { - return; - } - - width = image.width * (1 + delta); - height = image.height * (1 + delta); - range = width / image._width; - - if (range > 10) { - return; - } - - if (range < 1) { - width = image._width; - height = image._height; - } - - if (range <= 1) { - this.setDragMode("crop"); - } else { - this.setDragMode("move"); - } - - image.oldWidth = image.width; - image.oldHeight = image.height; - - image.width = width; - image.height = height; - image.ratio = image.width / image.naturalWidth; - - this.renderImage("zoom"); - }, - - dblclick: function () { - if (this.disabled) { - return; - } - - if (this.$canvas.hasClass(CLASS_CROP)) { - this.setDragMode("move"); - } else { - this.setDragMode("crop"); - } - }, - - wheel: function (event) { - var e = event.originalEvent, - msDeltaY = 117.25, // IE - mozDelatY = 5, // Firefox - webkitDelatY = 166.66665649414062, // Chrome, Opera - zoomDelta = 0.1, // 10% - delta; - - if (this.disabled) { - return; - } - - event.preventDefault(); - - if (e.deltaY) { - delta = e.deltaY; - delta = delta % mozDelatY === 0 ? delta / mozDelatY : delta % msDeltaY === 0 ? delta / msDeltaY : delta / webkitDelatY; - } else { - delta = e.wheelDelta ? -e.wheelDelta / 120 : (e.detail ? e.detail / 3 : 0); - } - - this.zoom(delta * zoomDelta); - }, - - dragstart: function (event) { - var touches = event.originalEvent.touches, - e = event, - directive, - dragStartEvent, - touchesLength; - - if (this.disabled) { - return; - } - - if (touches) { - touchesLength = touches.length; - - if (touchesLength > 1) { - if (this.defaults.zoomable && touchesLength === 2) { - e = touches[1]; - this.startX2 = e.pageX; - this.startY2 = e.pageY; - directive = "zoom"; - } else { - return; - } - } - - e = touches[0]; - } - - directive = directive || $(e.target).data(STRING_DIRECTIVE); - - if (REGEXP_DIRECTIVES.test(directive)) { - event.preventDefault(); - - dragStartEvent = $.Event(EVENT_DRAG_START); - this.$element.trigger(dragStartEvent); - - if (dragStartEvent.isDefaultPrevented()) { - return; - } - - this.directive = directive; - this.cropping = FALSE; - this.startX = e.pageX; - this.startY = e.pageY; - - if (directive === "crop") { - this.cropping = TRUE; - this.$canvas.addClass(CLASS_MODAL); - } - } - }, - - dragmove: function (event) { - var touches = event.originalEvent.touches, - e = event, - dragMoveEvent, - touchesLength; - - if (this.disabled) { - return; - } - - if (touches) { - touchesLength = touches.length; - - if (touchesLength > 1) { - if (this.defaults.zoomable && touchesLength === 2) { - e = touches[1]; - this.endX2 = e.pageX; - this.endY2 = e.pageY; - } else { - return; - } - } - - e = touches[0]; - } - - if (this.directive) { - event.preventDefault(); - - dragMoveEvent = $.Event(EVENT_DRAG_MOVE); - this.$element.trigger(dragMoveEvent); - - if (dragMoveEvent.isDefaultPrevented()) { - return; - } - - this.endX = e.pageX; - this.endY = e.pageY; - - this.dragging(); - } - }, - - dragend: function (event) { - var dragEndEvent; - - if (this.disabled) { - return; - } - - if (this.directive) { - event.preventDefault(); - - dragEndEvent = $.Event(EVENT_DRAG_END); - this.$element.trigger(dragEndEvent); - - if (dragEndEvent.isDefaultPrevented()) { - return; - } - - if (this.cropping) { - this.cropping = FALSE; - this.$canvas.toggleClass(CLASS_MODAL, this.cropped && this.defaults.modal); - } - - this.directive = ""; - } - }, - - dragging: function () { - var directive = this.directive, - image = this.image, - cropper = this.cropper, - maxWidth = cropper.width, - maxHeight = cropper.height, - dragger = this.dragger, - width = dragger.width, - height = dragger.height, - left = dragger.left, - top = dragger.top, - right = left + width, - bottom = top + height, - renderable = TRUE, - defaults = this.defaults, - aspectRatio = defaults.aspectRatio, - range = { - x: this.endX - this.startX, - y: this.endY - this.startY - }, - offset; - - if (aspectRatio) { - range.X = range.y * aspectRatio; - range.Y = range.x / aspectRatio; - } - - switch (directive) { - // Move dragger - case "all": - left += range.x; - top += range.y; - - break; - - // Resize dragger - case "e": - if (range.x >= 0 && (right >= maxWidth || aspectRatio && (top <= 0 || bottom >= maxHeight))) { - renderable = FALSE; - break; - } - - width += range.x; - - if (aspectRatio) { - height = width / aspectRatio; - top -= range.Y / 2; - } - - if (width < 0) { - directive = "w"; - width = 0; - } - - break; - - case "n": - if (range.y <= 0 && (top <= 0 || aspectRatio && (left <= 0 || right >= maxWidth))) { - renderable = FALSE; - break; - } - - height -= range.y; - top += range.y; - - if (aspectRatio) { - width = height * aspectRatio; - left += range.X / 2; - } - - if (height < 0) { - directive = "s"; - height = 0; - } - - break; - - case "w": - if (range.x <= 0 && (left <= 0 || aspectRatio && (top <= 0 || bottom >= maxHeight))) { - renderable = FALSE; - break; - } - - width -= range.x; - left += range.x; - - if (aspectRatio) { - height = width / aspectRatio; - top += range.Y / 2; - } - - if (width < 0) { - directive = "e"; - width = 0; - } - - break; - - case "s": - if (range.y >= 0 && (bottom >= maxHeight || aspectRatio && (left <= 0 || right >= maxWidth))) { - renderable = FALSE; - break; - } - - height += range.y; - - if (aspectRatio) { - width = height * aspectRatio; - left -= range.X / 2; - } - - if (height < 0) { - directive = "n"; - height = 0; - } - - break; - - case "ne": - if (aspectRatio) { - if (range.y <= 0 && (top <= 0 || right >= maxWidth)) { - renderable = FALSE; - break; - } - - height -= range.y; - top += range.y; - width = height * aspectRatio; - } else { - if (range.x >= 0) { - if (right < maxWidth) { - width += range.x; - } else if (range.y <= 0 && top <= 0) { - renderable = FALSE; - } - } else { - width += range.x; - } - - if (range.y <= 0) { - if (top > 0) { - height -= range.y; - top += range.y; - } - } else { - height -= range.y; - top += range.y; - } - } - - if (height < 0) { - directive = "sw"; - height = 0; - width = 0; - } - - break; - - case "nw": - if (aspectRatio) { - if (range.y <= 0 && (top <= 0 || left <= 0)) { - renderable = FALSE; - break; - } - - height -= range.y; - top += range.y; - width = height * aspectRatio; - left += range.X; - } else { - if (range.x <= 0) { - if (left > 0) { - width -= range.x; - left += range.x; - } else if (range.y <= 0 && top <= 0) { - renderable = FALSE; - } - } else { - width -= range.x; - left += range.x; - } - - if (range.y <= 0) { - if (top > 0) { - height -= range.y; - top += range.y; - } - } else { - height -= range.y; - top += range.y; - } - } - - if (height < 0) { - directive = "se"; - height = 0; - width = 0; - } - - break; - - case "sw": - if (aspectRatio) { - if (range.x <= 0 && (left <= 0 || bottom >= maxHeight)) { - renderable = FALSE; - break; - } - - width -= range.x; - left += range.x; - height = width / aspectRatio; - } else { - if (range.x <= 0) { - if (left > 0) { - 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) { - directive = "ne"; - height = 0; - width = 0; - } - - break; - - case "se": - if (aspectRatio) { - if (range.x >= 0 && (right >= maxWidth || bottom >= maxHeight)) { - renderable = FALSE; - break; - } - - width += range.x; - height = width / aspectRatio; - } else { - if (range.x >= 0) { - if (right < maxWidth) { - width += range.x; - } else if (range.y >= 0 && bottom >= maxHeight) { - renderable = FALSE; - } - } else { - width += range.x; - } - - if (range.y >= 0) { - if (bottom < maxHeight) { - height += range.y; - } - } else { - height += range.y; - } - } - - if (width < 0) { - directive = "nw"; - height = 0; - width = 0; - } - - break; - - // Move image - case "move": - image.left += range.x; - image.top += range.y; - this.renderImage("move"); - renderable = FALSE; - - break; - - // Scale image - case "zoom": - if (defaults.zoomable) { - this.zoom(function (x, y, x1, y1, x2, y2) { - return (sqrt(x2 * x2 + y2 * y2) - sqrt(x1 * x1 + y1 * y1)) / sqrt(x * x + y * y); - }( - image.width, - image.height, - abs(this.startX - this.startX2), - abs(this.startY - this.startY2), - abs(this.endX - this.endX2), - abs(this.endY - this.endY2) - )); - - this.endX2 = this.startX2; - this.endY2 = this.startY2; - } - - break; - - // Crop image - case "crop": - if (range.x && range.y) { - offset = this.$cropper.offset(); - left = this.startX - offset.left; - top = this.startY - offset.top; - width = dragger.minWidth; - height = dragger.minHeight; - - if (range.x > 0) { - if (range.y > 0) { - directive = "se"; - } else { - directive = "ne"; - top -= height; - } - } else { - if (range.y > 0) { - directive = "sw"; - left -= width; - } else { - directive = "nw"; - left -= width; - top -= height; - } - } - - // Show the dragger if is hidden - if (!this.cropped) { - this.cropped = TRUE; - this.$dragger.removeClass(CLASS_HIDDEN); - } - } - - break; - - // No default - } - - if (renderable) { - dragger.width = width; - dragger.height = height; - dragger.left = left; - dragger.top = top; - this.directive = directive; - - this.renderDragger(); - } - - // Override - this.startX = this.endX; - this.startY = this.endY; - } - }; - - // Use the string compressor: Strmin (https://github.com/fengyuanchen/strmin) - Cropper.TEMPLATE = (function (source, words) { - words = words.split(","); - return source.replace(/\d+/g, function (i) { - return words[i]; - }); - })('<0 6="5-container"><0 6="5-canvas"><0 6="5-dragger"><1 6="5-viewer"><1 6="5-8 8-h"><1 6="5-8 8-v"><1 6="5-face" 3-2="all"><1 6="5-7 7-e" 3-2="e"><1 6="5-7 7-n" 3-2="n"><1 6="5-7 7-w" 3-2="w"><1 6="5-7 7-s" 3-2="s"><1 6="5-4 4-e" 3-2="e"><1 6="5-4 4-n" 3-2="n"><1 6="5-4 4-w" 3-2="w"><1 6="5-4 4-s" 3-2="s"><1 6="5-4 4-ne" 3-2="ne"><1 6="5-4 4-nw" 3-2="nw"><1 6="5-4 4-sw" 3-2="sw"><1 6="5-4 4-se" 3-2="se">', "div,span,directive,data,point,cropper,class,line,dashed"); - - /* Template source: -
-
-
- - - - - - - - - - - - - - - - -
-
- */ - - Cropper.DEFAULTS = { - // Basic - aspectRatio: "auto", - autoCropArea: 0.8, // 80% - data: { - // x: 0, - // y: 0, - // width: 300, - // height: 150 - }, - done: $.noop, - preview: "", - - // Toggles - multiple: FALSE, - autoCrop: TRUE, - dragCrop: TRUE, - dashed: TRUE, - modal: TRUE, - movable: TRUE, - resizable: TRUE, - zoomable: TRUE, - rotatable: TRUE, - checkImageOrigin: TRUE, - - // Dimensions - minWidth: 0, - minHeight: 0, - maxWidth: INFINITY, - maxHeight: INFINITY, - - // Events - build: NULL, - built: NULL, - dragstart: NULL, - dragmove: NULL, - dragend: NULL - }; - - Cropper.setDefaults = function (options) { - $.extend(Cropper.DEFAULTS, options); - }; - - // Save the other cropper - Cropper.other = $.fn.cropper; - - // Register as jQuery plugin - $.fn.cropper = function (options) { - var args = toArray(arguments, 1), - result; - - this.each(function () { - var $this = $(this), - data = $this.data("cropper"), - fn; - - if (!data) { - $this.data("cropper", (data = new Cropper(this, options))); - } - - if (typeof options === "string" && $.isFunction((fn = data[options]))) { - result = fn.apply(data, args); - } - }); - - return (typeof result !== STRING_UNDEFINED ? result : this); - }; - - $.fn.cropper.Constructor = Cropper; - $.fn.cropper.setDefaults = Cropper.setDefaults; - - // No conflict - $.fn.cropper.noConflict = function () { - $.fn.cropper = Cropper.other; - return this; - }; -}); + 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'; + + // Actions + var ACTION_ALL = 'all'; + var ACTION_CROP = 'crop'; + var ACTION_MOVE = 'move'; + var ACTION_ZOOM = 'zoom'; + var ACTION_EAST = 'e'; + var ACTION_WEST = 'w'; + var ACTION_SOUTH = 's'; + var ACTION_NORTH = 'n'; + var ACTION_NORTH_EAST = 'ne'; + var ACTION_NORTH_WEST = 'nw'; + var ACTION_SOUTH_EAST = 'se'; + var ACTION_SOUTH_WEST = 'sw'; + + // Classes + var CLASS_CROP = "".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"); + + // Data keys + var DATA_ACTION = "".concat(NAMESPACE, "Action"); + var DATA_PREVIEW = "".concat(NAMESPACE, "Preview"); + + // Drag modes + var DRAG_MODE_CROP = 'crop'; + var DRAG_MODE_MOVE = 'move'; + var DRAG_MODE_NONE = 'none'; + + // Events + var EVENT_CROP = 'crop'; + var EVENT_CROP_END = 'cropend'; + var EVENT_CROP_MOVE = 'cropmove'; + var EVENT_CROP_START = 'cropstart'; + var EVENT_DBLCLICK = 'dblclick'; + var EVENT_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'; + + // Mime types + var MIME_TYPE_JPEG = 'image/jpeg'; + + // RegExps + var REGEXP_ACTIONS = /^e|w|s|n|se|sw|ne|nw|all|crop|move|zoom$/; + var REGEXP_DATA_URL = /^data:/; + var REGEXP_DATA_URL_JPEG = /^data:image\/jpeg;base64,/; + var REGEXP_TAG_NAME = /^img|canvas$/i; + + // Misc + // Inspired by the default width and height of a canvas element. + var MIN_CONTAINER_WIDTH = 200; + var MIN_CONTAINER_HEIGHT = 100; + + var DEFAULTS = { + // Define the view mode of the cropper + viewMode: 0, + // 0, 1, 2, 3 + + // Define the dragging mode of the cropper + dragMode: DRAG_MODE_CROP, + // 'crop', 'move' or 'none' + + // Define the initial aspect ratio of the crop box + initialAspectRatio: NaN, + // Define the aspect ratio of the crop box + aspectRatio: NaN, + // An object with the previous cropping result data + data: null, + // A selector for adding extra containers to preview + preview: '', + // Re-render the cropper when resize the window + responsive: true, + // Restore the cropped area after resize the window + restore: true, + // Check if the current image is a cross-origin image + checkCrossOrigin: true, + // Check the current image's Exif Orientation information + checkOrientation: true, + // Show the black modal + modal: true, + // Show the dashed lines for guiding + guides: true, + // Show the center indicator for guiding + center: true, + // Show the white modal to highlight the crop box + highlight: true, + // Show the grid background + background: true, + // Enable to crop the image automatically when initialize + autoCrop: true, + // Define the percentage of automatic cropping area when initializes + autoCropArea: 0.8, + // Enable to move the image + movable: true, + // Enable to rotate the image + rotatable: true, + // Enable to scale the image + scalable: true, + // Enable to zoom the image + zoomable: true, + // Enable to zoom the image by dragging touch + zoomOnTouch: true, + // Enable to zoom the image by wheeling mouse + zoomOnWheel: true, + // Define zoom ratio when zoom the image by wheeling mouse + wheelZoomRatio: 0.1, + // Enable to move the crop box + cropBoxMovable: true, + // Enable to resize the crop box + cropBoxResizable: true, + // Toggle drag mode between "crop" and "move" when click twice on the cropper + toggleDragModeOnDblclick: true, + // Size limitation + minCanvasWidth: 0, + minCanvasHeight: 0, + minCropBoxWidth: 0, + minCropBoxHeight: 0, + minContainerWidth: MIN_CONTAINER_WIDTH, + minContainerHeight: MIN_CONTAINER_HEIGHT, + // Shortcuts of events + ready: null, + cropstart: null, + cropmove: null, + cropend: null, + crop: null, + zoom: null + }; + + var TEMPLATE = '
' + '
' + '
' + '
' + '
' + '
' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '' + '
' + '
'; + + /** + * Check if the given value is not a number. + */ + var isNaN = Number.isNaN || WINDOW.isNaN; + + /** + * Check if the given value is a number. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is a number, else `false`. + */ + function isNumber(value) { + return typeof value === 'number' && !isNaN(value); + } + + /** + * Check if the given value is a positive number. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is a positive number, else `false`. + */ + var isPositiveNumber = function isPositiveNumber(value) { + return value > 0 && value < Infinity; + }; + + /** + * Check if the given value is undefined. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is undefined, else `false`. + */ + function isUndefined(value) { + return typeof value === 'undefined'; + } + + /** + * Check if the given value is an object. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is an object, else `false`. + */ + function isObject(value) { + return _typeof(value) === 'object' && value !== null; + } + var hasOwnProperty = Object.prototype.hasOwnProperty; + + /** + * Check if the given value is a plain object. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is a plain object, else `false`. + */ + 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; + } + } + + /** + * Check if the given value is a function. + * @param {*} value - The value to check. + * @returns {boolean} Returns `true` if the given value is a function, else `false`. + */ + function isFunction(value) { + return typeof value === 'function'; + } + var slice = Array.prototype.slice; + + /** + * Convert array-like or iterable object to an array. + * @param {*} value - The value to convert. + * @returns {Array} Returns a new array. + */ + function toArray(value) { + return Array.from ? Array.from(value) : slice.call(value); + } + + /** + * Iterate the given data. + * @param {*} data - The data to iterate. + * @param {Function} callback - The process function for each element. + * @returns {*} The original data. + */ + function forEach(data, callback) { + if (data && isFunction(callback)) { + if (Array.isArray(data) || isNumber(data.length) /* array-like */) { + 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; + } + + /** + * Extend the given object. + * @param {*} target - The target object to extend. + * @param {*} args - The rest objects for merging to the target object. + * @returns {Object} The extended object. + */ + 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*$/; + + /** + * Normalize decimal number. + * Check out {@link https://0.30000000000000004.com/} + * @param {number} value - The value to normalize. + * @param {number} [times=100000000000] - The times for normalizing. + * @returns {number} Returns the normalized number. + */ + function normalizeDecimalNumber(value) { + var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000; + return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value; + } + var REGEXP_SUFFIX = /^width|height|left|top|marginLeft|marginTop$/; + + /** + * Apply styles to the given element. + * @param {Element} element - The target element. + * @param {Object} styles - The styles for applying. + */ + 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; + }); + } + + /** + * Check if the given element has a special class. + * @param {Element} element - The element to check. + * @param {string} value - The class to search. + * @returns {boolean} Returns `true` if the special class was found. + */ + function hasClass(element, value) { + return element.classList ? element.classList.contains(value) : element.className.indexOf(value) > -1; + } + + /** + * Add classes to the given element. + * @param {Element} element - The target element. + * @param {string} value - The classes to be added. + */ + 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); + } + } + + /** + * Remove classes from the given element. + * @param {Element} element - The target element. + * @param {string} value - The classes to be removed. + */ + 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, ''); + } + } + + /** + * Add or remove classes from the given element. + * @param {Element} element - The target element. + * @param {string} value - The classes to be toggled. + * @param {boolean} added - Add only. + */ + function toggleClass(element, value, added) { + if (!value) { + return; + } + if (isNumber(element.length)) { + forEach(element, function (elem) { + toggleClass(elem, value, added); + }); + return; + } + + // IE10-11 doesn't support the second parameter of `classList.toggle` + if (added) { + addClass(element, value); + } else { + removeClass(element, value); + } + } + var REGEXP_CAMEL_CASE = /([a-z\d])([A-Z])/g; + + /** + * Transform the given string from camelCase to kebab-case + * @param {string} value - The value to transform. + * @returns {string} The transformed value. + */ + function toParamCase(value) { + return value.replace(REGEXP_CAMEL_CASE, '$1-$2').toLowerCase(); + } + + /** + * Get data from the given element. + * @param {Element} element - The target element. + * @param {string} name - The data key to get. + * @returns {string} The data value. + */ + 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))); + } + + /** + * Set data to the given element. + * @param {Element} element - The target element. + * @param {string} name - The data key to set. + * @param {string} data - The data value. + */ + 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); + } + } + + /** + * Remove data from the given element. + * @param {Element} element - The target element. + * @param {string} name - The data key to remove. + */ + function removeData(element, name) { + if (isObject(element[name])) { + try { + delete element[name]; + } catch (error) { + element[name] = undefined; + } + } else if (element.dataset) { + // #128 Safari not allows to delete dataset property + 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; + }, + /** + * This setter can fix a `TypeError` in strict mode + * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Getter_only} + * @param {boolean} value - The value to set + */ + set: function set(value) { + once = value; + } + }); + WINDOW.addEventListener('test', listener, options); + WINDOW.removeEventListener('test', listener, options); + } + return supported; + }(); + + /** + * Remove event listener from the target element. + * @param {Element} element - The event target. + * @param {string} type - The event type(s). + * @param {Function} listener - The event listener. + * @param {Object} options - The event options. + */ + 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); + }); + } + + /** + * Add event listener to the target element. + * @param {Element} element - The event target. + * @param {string} type - The event type(s). + * @param {Function} listener - The event listener. + * @param {Object} options - The event 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); + }); + } + + /** + * Dispatch event on the target element. + * @param {Element} element - The event target. + * @param {string} type - The event type(s). + * @param {Object} data - The additional event data. + * @returns {boolean} Indicate if the event is default prevented or not. + */ + function dispatchEvent(element, type, data) { + var event; + + // Event and CustomEvent on IE9-11 are global objects, not constructors + 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); + } + + /** + * Get the offset base on the document. + * @param {Element} element - The target element. + * @returns {Object} The offset data. + */ + 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; + + /** + * Check if the given URL is a cross origin URL. + * @param {string} url - The target URL. + * @returns {boolean} Returns `true` if the given URL is a cross origin URL, else `false`. + */ + function isCrossOriginURL(url) { + var parts = url.match(REGEXP_ORIGINS); + return parts !== null && (parts[1] !== location.protocol || parts[2] !== location.hostname || parts[3] !== location.port); + } + + /** + * Add timestamp to the given URL. + * @param {string} url - The target URL. + * @returns {string} The result URL. + */ + function addTimestamp(url) { + var timestamp = "timestamp=".concat(new Date().getTime()); + return url + (url.indexOf('?') === -1 ? '?' : '&') + timestamp; + } + + /** + * Get transforms base on the given object. + * @param {Object} obj - The target object. + * @returns {string} A string contains transform values. + */ + 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)")); + } + + // Rotate should come first before scale to match orientation transform + 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 + }; + } + + /** + * Get the max ratio of a group of pointers. + * @param {string} pointers - The target pointers. + * @returns {number} The result ratio. + */ + function getMaxZoomRatio(pointers) { + var pointers2 = _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; + } + + /** + * Get a pointer from an event object. + * @param {Object} event - The target event object. + * @param {boolean} endOnly - Indicates if only returns the end point coordinate or not. + * @returns {Object} The result pointer contains start and/or end point coordinates. + */ + function getPointer(_ref2, endOnly) { + var pageX = _ref2.pageX, + pageY = _ref2.pageY; + var end = { + endX: pageX, + endY: pageY + }; + return endOnly ? end : _objectSpread2({ + startX: pageX, + startY: pageY + }, end); + } + + /** + * Get the center point coordinate of a group of pointers. + * @param {Object} pointers - The target pointers. + * @returns {Object} The center point coordinate. + */ + function getPointersCenter(pointers) { + var pageX = 0; + var pageY = 0; + var count = 0; + 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 + }; + } + + /** + * Get the max sizes in a rectangle under the given aspect ratio. + * @param {Object} data - The original sizes. + * @param {string} [type='contain'] - The adjust type. + * @returns {Object} The result sizes. + */ + 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 + }; + } + + /** + * Get the new sizes of a rectangle after rotated. + * @param {Object} data - The original sizes. + * @returns {Object} The result sizes. + */ + function getRotatedSizes(_ref5) { + var width = _ref5.width, + height = _ref5.height, + degree = _ref5.degree; + degree = Math.abs(degree) % 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 + }; + } + + /** + * Get a canvas which drew the given image. + * @param {HTMLImageElement} image - The image for drawing. + * @param {Object} imageData - The image data. + * @param {Object} canvasData - The canvas data. + * @param {Object} options - The options. + * @returns {HTMLCanvasElement} The result canvas. + */ + function getSourceCanvas(image, _ref6, _ref7, _ref8) { + var 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)); + + // Note: should always use image's natural sizes for drawing as + // imageData.naturalWidth === canvasData.naturalHeight when rotate % 180 === 90 + 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; + + /** + * Get string from char code in data view. + * @param {DataView} dataView - The data view for read. + * @param {number} start - The start index. + * @param {number} length - The read length. + * @returns {string} The read result. + */ + function getStringFromCharCode(dataView, start, length) { + var str = ''; + length += start; + for (var i = start; i < length; i += 1) { + str += fromCharCode(dataView.getUint8(i)); + } + return str; + } + var REGEXP_DATA_URL_HEAD = /^data:.*,/; + + /** + * Transform Data URL to array buffer. + * @param {string} dataURL - The Data URL to transform. + * @returns {ArrayBuffer} The result array buffer. + */ + function dataURLToArrayBuffer(dataURL) { + var base64 = dataURL.replace(REGEXP_DATA_URL_HEAD, ''); + var binary = atob(base64); + var arrayBuffer = new ArrayBuffer(binary.length); + var uint8 = new Uint8Array(arrayBuffer); + forEach(uint8, function (value, i) { + uint8[i] = binary.charCodeAt(i); + }); + return arrayBuffer; + } + + /** + * Transform array buffer to Data URL. + * @param {ArrayBuffer} arrayBuffer - The array buffer to transform. + * @param {string} mimeType - The mime type of the Data URL. + * @returns {string} The result Data URL. + */ + function arrayBufferToDataURL(arrayBuffer, mimeType) { + var chunks = []; + + // Chunk Typed Array for better performance (#435) + var chunkSize = 8192; + var uint8 = new Uint8Array(arrayBuffer); + while (uint8.length > 0) { + // XXX: Babel's `toConsumableArray` helper will throw error in IE or Safari 9 + // eslint-disable-next-line prefer-spread + chunks.push(fromCharCode.apply(null, toArray(uint8.subarray(0, chunkSize)))); + uint8 = uint8.subarray(chunkSize); + } + return "data:".concat(mimeType, ";base64,").concat(btoa(chunks.join(''))); + } + + /** + * Get orientation value from given array buffer. + * @param {ArrayBuffer} arrayBuffer - The array buffer to read. + * @returns {number} The read orientation value. + */ + function resetAndGetOrientation(arrayBuffer) { + var dataView = new DataView(arrayBuffer); + var orientation; + + // Ignores range error when the image does not have correct Exif information + try { + var littleEndian; + var app1Start; + var ifdStart; + + // Only handle JPEG image (start by 0xFFD8) + if (dataView.getUint8(0) === 0xFF && dataView.getUint8(1) === 0xD8) { + var length = dataView.byteLength; + var offset = 2; + while (offset + 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 /* bigEndian */) { + if (dataView.getUint16(tiffOffset + 2, littleEndian) === 0x002A) { + var firstIFDOffset = dataView.getUint32(tiffOffset + 4, littleEndian); + if (firstIFDOffset >= 0x00000008) { + ifdStart = tiffOffset + firstIFDOffset; + } + } + } + } + } + if (ifdStart) { + var _length = dataView.getUint16(ifdStart, littleEndian); + var _offset; + var i; + for (i = 0; i < _length; i += 1) { + _offset = ifdStart + i * 12 + 2; + if (dataView.getUint16(_offset, littleEndian) === 0x0112 /* Orientation */) { + // 8 is the offset of the current tag's value + _offset += 8; + + // Get the original orientation value + orientation = dataView.getUint16(_offset, littleEndian); + + // Override the orientation with its default value + dataView.setUint16(_offset, 1, littleEndian); + break; + } + } + } + } catch (error) { + orientation = 1; + } + return orientation; + } + + /** + * Parse Exif Orientation value. + * @param {number} orientation - The orientation to parse. + * @returns {Object} The parsed result. + */ + function parseOrientation(orientation) { + var rotate = 0; + var scaleX = 1; + var scaleY = 1; + switch (orientation) { + // Flip horizontal + case 2: + scaleX = -1; + break; + + // Rotate left 180° + case 3: + rotate = -180; + break; + + // Flip vertical + case 4: + scaleY = -1; + break; + + // Flip vertical and rotate right 90° + case 5: + rotate = 90; + scaleY = -1; + break; + + // Rotate right 90° + case 6: + rotate = 90; + break; + + // Flip horizontal and rotate right 90° + case 7: + rotate = 90; + scaleX = -1; + break; + + // Rotate left 90° + case 8: + rotate = -90; + break; + } + 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); + }, + // Canvas (image wrapper) + 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); + + // Initialize auto crop area + cropBoxData.width = Math.min(Math.max(cropBoxData.width, cropBoxData.minWidth), cropBoxData.maxWidth); + cropBoxData.height = Math.min(Math.max(cropBoxData.height, cropBoxData.minHeight), cropBoxData.maxHeight); + + // The width/height of auto crop area must large than "minWidth/Height" + 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; + + // The min/maxCropBoxWidth/Height must be less than container's width/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; + } + } + + // The minWidth/Height must be less than maxWidth/Height + 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) { + // Turn to move the canvas when the crop box is equal to the container + 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'); + + // Save the original size for recover + setData(el, DATA_PREVIEW, { + width: el.offsetWidth, + height: el.offsetHeight, + html: el.innerHTML + }); + if (crossOrigin) { + img.crossOrigin = crossOrigin; + } + img.src = url; + img.alt = alt; + + /** + * Override img element styles + * Add `display:block` to avoid margin top issue + * Add `height:auto` to override `height` attribute on IE8 + * (Occur only when margin-top <= -height) + */ + img.style.cssText = 'display:block;' + 'width:100%;' + 'height:auto;' + 'min-width:0!important;' + 'min-height:0!important;' + 'max-width:none!important;' + 'max-height:none!important;' + 'image-orientation:0deg!important;"'; + 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; + + // Resize when width changed or height changed + 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(); + + // Limit wheel speed to prevent zoom too fast (#21) + 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 + + // Handle mouse event and pointer event and ignore touch event + || (event.type === 'mousedown' || event.type === 'pointerdown' && event.pointerType === 'mouse') && ( + // No primary button (Usually the left button) + isNumber(buttons) && buttons !== 1 || isNumber(button) && button !== 0 + + // Open context menu + || event.ctrlKey)) { + return; + } + var options = this.options, + pointers = this.pointers; + var action; + if (event.changedTouches) { + // Handle touch event + forEach(event.changedTouches, function (touch) { + pointers[touch.identifier] = getPointer(touch); + }); + } else { + // Handle mouse event and pointer event + 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; + } + + // This line is required for preventing page zooming in iOS browsers + 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) { + // The first parameter should not be undefined (#432) + 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; + + // Locking aspect ratio in "free mode" by holding shift key + 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) { + // Move crop box + case ACTION_ALL: + left += range.x; + top += range.y; + break; + + // Resize crop box + case ACTION_EAST: + if (range.x >= 0 && (right >= maxWidth || aspectRatio && (top <= minTop || bottom >= maxHeight))) { + renderable = false; + break; + } + check(ACTION_EAST); + width += range.x; + if (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; + + // Move canvas + case ACTION_MOVE: + this.move(range.x, range.y); + renderable = false; + break; + + // Zoom canvas + case ACTION_ZOOM: + this.zoom(getMaxZoomRatio(pointers), event); + renderable = false; + break; + + // Create crop box + 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; + } + + // Show the crop box if is hidden + 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(); + } + + // Override + forEach(pointers, function (p) { + p.startX = p.endX; + p.startY = p.endY; + }); + } + }; + + var methods = { + // Show the crop box manually + 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 the image and crop box to their initial states + 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 the crop box + 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); + + // Render canvas after crop box rendered + this.renderCanvas(); + removeClass(this.dragBox, CLASS_MODAL); + addClass(this.cropBox, CLASS_HIDDEN); + } + return this; + }, + /** + * Replace the image's src and rebuild the cropper + * @param {string} url - The new URL. + * @param {boolean} [hasSameSize] - Indicate if the new image has the same size as the old one. + * @returns {Cropper} 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 (unfreeze) the cropper + enable: function enable() { + if (this.ready && this.disabled) { + this.disabled = false; + removeClass(this.cropper, CLASS_DISABLED); + } + return this; + }, + // Disable (freeze) the cropper + disable: function disable() { + if (this.ready && !this.disabled) { + this.disabled = true; + addClass(this.cropper, CLASS_DISABLED); + } + return this; + }, + /** + * Destroy the cropper and remove the instance from the image + * @returns {Cropper} 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 the canvas with relative offsets + * @param {number} offsetX - The relative offset distance on the x-axis. + * @param {number} [offsetY=offsetX] - The relative offset distance on the y-axis. + * @returns {Cropper} 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)); + }, + /** + * Move the canvas to an absolute point + * @param {number} x - The x-axis coordinate. + * @param {number} [y=x] - The y-axis coordinate. + * @returns {Cropper} this + */ + 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 the canvas with a relative ratio + * @param {number} ratio - The target ratio. + * @param {Event} _originalEvent - The original event if any. + * @returns {Cropper} 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); + }, + /** + * Zoom the canvas to an absolute ratio + * @param {number} ratio - The target ratio. + * @param {Object} pivot - The zoom pivot point coordinate. + * @param {Event} _originalEvent - The original event if any. + * @returns {Cropper} this + */ + 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 + }; + + // Zoom from the triggering point of the event + 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 { + // Zoom from the center of the canvas + canvasData.left -= (newWidth - width) / 2; + canvasData.top -= (newHeight - height) / 2; + } + canvasData.width = newWidth; + canvasData.height = newHeight; + this.renderCanvas(true); + } + return this; + }, + /** + * Rotate the canvas with a relative degree + * @param {number} degree - The rotate degree. + * @returns {Cropper} this + */ + rotate: function rotate(degree) { + return this.rotateTo((this.imageData.rotate || 0) + Number(degree)); + }, + /** + * Rotate the canvas to an absolute degree + * @param {number} degree - The rotate degree. + * @returns {Cropper} this + */ + 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; + }, + /** + * Scale the image on the x-axis. + * @param {number} scaleX - The scale ratio on the x-axis. + * @returns {Cropper} this + */ + scaleX: function scaleX(_scaleX) { + var scaleY = this.imageData.scaleY; + return this.scale(_scaleX, isNumber(scaleY) ? scaleY : 1); + }, + /** + * Scale the image on the y-axis. + * @param {number} scaleY - The scale ratio on the y-axis. + * @returns {Cropper} this + */ + scaleY: function scaleY(_scaleY) { + var scaleX = this.imageData.scaleX; + return this.scale(isNumber(scaleX) ? scaleX : 1, _scaleY); + }, + /** + * Scale the image + * @param {number} scaleX - The scale ratio on the x-axis. + * @param {number} [scaleY=scaleX] - The scale ratio on the y-axis. + * @returns {Cropper} this + */ + 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; + }, + /** + * Get the cropped area position and size data (base on the original image) + * @param {boolean} [rounded=false] - Indicate if round the data values or not. + * @returns {Object} The result cropped data. + */ + getData: function getData() { + var rounded = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false; + var options = this.options, + 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) { + // In case rounding off leads to extra 1px in right or bottom border + // we should round the top-left corner and the dimension (#343). + 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; + }, + /** + * Set the cropped area position and size with new data + * @param {Object} data - The new data. + * @returns {Cropper} this + */ + 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; + }, + /** + * Get the container size data. + * @returns {Object} The result container data. + */ + getContainerData: function getContainerData() { + return this.ready ? assign({}, this.containerData) : {}; + }, + /** + * Get the image position and size data. + * @returns {Object} The result image data. + */ + getImageData: function getImageData() { + return this.sized ? assign({}, this.imageData) : {}; + }, + /** + * Get the canvas position and size data. + * @returns {Object} The result canvas data. + */ + 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; + }, + /** + * Set the canvas position and size with new data. + * @param {Object} data - The new canvas data. + * @returns {Cropper} this + */ + 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; + }, + /** + * Get the crop box position and size data. + * @returns {Object} The result crop box data. + */ + 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 || {}; + }, + /** + * Set the crop box position and size with new data. + * @param {Object} data - The new crop box data. + * @returns {Cropper} this + */ + 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; + }, + /** + * Get a canvas drawn the cropped image. + * @param {Object} [options={}] - The config options. + * @returns {HTMLCanvasElement} - The result canvas. + */ + getCroppedCanvas: function getCroppedCanvas() { + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + if (!this.ready || !window.HTMLCanvasElement) { + return null; + } + var canvasData = this.canvasData; + var source = getSourceCanvas(this.image, this.imageData, canvasData, options); + + // Returns the source canvas if it is not cropped. + 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; + } + + // https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D.drawImage + var sourceWidth = source.width; + var sourceHeight = source.height; + + // Source canvas parameters + var srcX = initialX; + var srcY = initialY; + var srcWidth; + var srcHeight; + + // Destination canvas parameters + 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]; + + // Avoid "IndexSizeError" + if (dstWidth > 0 && dstHeight > 0) { + var scale = width / initialWidth; + params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale); + } + + // All the numerical parameters should be integer for `drawImage` + // https://github.com/fengyuanchen/cropper/issues/476 + context.drawImage.apply(context, [source].concat(_toConsumableArray(params.map(function (param) { + return Math.floor(normalizeDecimalNumber(param)); + })))); + return canvas; + }, + /** + * Change the aspect ratio of the crop box. + * @param {number} aspectRatio - The new aspect ratio. + * @returns {Cropper} this + */ + setAspectRatio: function setAspectRatio(aspectRatio) { + var options = this.options; + if (!this.disabled && !isUndefined(aspectRatio)) { + // 0 -> NaN + options.aspectRatio = Math.max(0, aspectRatio) || NaN; + if (this.ready) { + this.initCropBox(); + if (this.cropped) { + this.renderCropBox(); + } + } + } + return this; + }, + /** + * Change the drag mode. + * @param {string} mode - The new drag mode. + * @returns {Cropper} 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) { + // Sync drag mode to crop box when it is not movable + setData(face, DATA_ACTION, mode); + toggleClass(face, CLASS_CROP, croppable); + toggleClass(face, CLASS_MOVE, movable); + } + } + return this; + } + }; + + var AnotherCropper = WINDOW.Cropper; + var Cropper = /*#__PURE__*/function () { + /** + * Create a new Cropper. + * @param {Element} element - The target element for cropping. + * @param {Object} [options={}] - The configuration options. + */ + function Cropper(element) { + var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + _classCallCheck(this, Cropper); + if (!element || !REGEXP_TAG_NAME.test(element.tagName)) { + throw new Error('The first argument is required and must be an or 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; + + // e.g.: "img/picture.jpg" + url = element.getAttribute('src') || ''; + this.originalUrl = url; + + // Stop when it's a blank image + if (!url) { + return; + } + + // e.g.: "https://example.com/img/picture.jpg" + 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; + } + + // Only IE10+ supports Typed Arrays + if (!options.checkOrientation || !window.ArrayBuffer) { + this.clone(); + return; + } + + // Detect the mime type of the image directly if it is a Data URL + if (REGEXP_DATA_URL.test(url)) { + // Read ArrayBuffer from Data URL of JPEG images directly for better performance + if (REGEXP_DATA_URL_JPEG.test(url)) { + this.read(dataURLToArrayBuffer(url)); + } else { + // Only a JPEG image may contains Exif Orientation information, + // the rest types of Data URLs are not necessary to check orientation at all. + this.clone(); + } + return; + } + + // 1. Detect the mime type of the image by a XMLHttpRequest. + // 2. Load the image as ArrayBuffer for reading orientation if its a JPEG image. + var xhr = new XMLHttpRequest(); + var clone = this.clone.bind(this); + this.reloading = true; + this.xhr = xhr; + + // 1. Cross origin requests are only supported for protocol schemes: + // http, https, data, chrome, chrome-extension. + // 2. Access to XMLHttpRequest from a Data URL will be blocked by CORS policy + // in some browsers as IE11 and Safari. + xhr.onabort = clone; + xhr.onerror = clone; + xhr.ontimeout = clone; + xhr.onprogress = function () { + // Abort the request directly if it not a JPEG image for better performance + if (xhr.getResponseHeader('content-type') !== MIME_TYPE_JPEG) { + xhr.abort(); + } + }; + xhr.onload = function () { + _this.read(xhr.response); + }; + xhr.onloadend = function () { + _this.reloading = false; + _this.xhr = null; + }; + + // Bust cache when there is a "crossOrigin" property to avoid browser cache error + if (options.checkCrossOrigin && isCrossOriginURL(url) && element.crossOrigin) { + url = addTimestamp(url); + } + + // The third parameter is required for avoiding side-effect (#682) + 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; + + // Reset the orientation value to its default value 1 + // as some iOS browsers will render image with its orientation + var orientation = resetAndGetOrientation(arrayBuffer); + var rotate = 0; + var scaleX = 1; + var scaleY = 1; + if (orientation > 1) { + // Generate a new URL which has the default orientation value + 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'; + } + + // Bust cache when there is not a "crossOrigin" property (#519) + 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; + + // Match all browsers that use WebKit as the layout engine in iOS devices, + // such as Safari for iOS, Chrome for iOS, and in-app browsers. + 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(); + }; + + // Most modern browsers (excepts iOS WebKit) + 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; + + // iOS WebKit will convert the image automatically + // with its orientation once append it into DOM (#279) + 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; + + // Create cropper elements + 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); + + // Hide the original image + addClass(element, CLASS_HIDDEN); + + // Inserts the cropper after to the current image + container.insertBefore(cropper, element.nextSibling); + + // Show the hidden image + 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(); + } + } + + /** + * Get the no conflict cropper class. + * @returns {Cropper} The cropper class. + */ + }], [{ + key: "noConflict", + value: function noConflict() { + window.Cropper = AnotherCropper; + return Cropper; + } + + /** + * Change the default options. + * @param {Object} options - The new default options. + */ + }, { + key: "setDefaults", + value: function setDefaults(options) { + assign(DEFAULTS, isPlainObject(options) && options); + } + }]); + return Cropper; + }(); + assign(Cropper.prototype, render, preview, events, handlers, change, methods); + + return Cropper; + +})); diff --git a/assets/js/um-functions.js b/assets/js/um-functions.js index 99b22a80..04f9d9c4 100644 --- a/assets/js/um-functions.js +++ b/assets/js/um-functions.js @@ -539,9 +539,6 @@ function initCrop_UM() { zoomable: false, rotatable: false, dashed: false, - done: function(data) { - target_img.parent().attr('data-coord', Math.round(data.x) + ',' + Math.round(data.y) + ',' + Math.round(data.width) + ',' + Math.round(data.height) ); - } }; } else if ( crop_data == 'cover' ) { @@ -556,9 +553,6 @@ function initCrop_UM() { zoomable: false, rotatable: false, dashed: false, - done: function(data) { - target_img.parent().attr('data-coord', Math.round(data.x) + ',' + Math.round(data.y) + ',' + Math.round(data.width) + ',' + Math.round(data.height) ); - } }; } else if ( crop_data == 'user' ) { @@ -571,16 +565,18 @@ function initCrop_UM() { zoomable: false, rotatable: false, dashed: false, - done: function(data) { - target_img.parent().attr('data-coord', Math.round(data.x) + ',' + Math.round(data.y) + ',' + Math.round(data.width) + ',' + Math.round(data.height) ); - } }; } if ( crop_data != 0 ) { - target_img.cropper( opts ); - jQuery('.um-single-image-preview img.cropper-hidden').cropper('destroy'); + // console.log( opts ); + cropper = new Cropper(target_img[0], opts); + console.log(cropper.getCropBoxData()) + // target_img.cropper( opts ); + // cropper.destroy(); + // jQuery('.um-single-image-preview img.cropper-hidden').cropper('destroy'); + // jQuery('.um-single-image-preview img.cropper-hidden').cropper.destroy(); jQuery('.um-single-image-preview img.lazyloaded').addClass('cropper-hidden'); jQuery('.um-single-image-preview img.lazyloaded').removeClass('lazyloaded'); jQuery('.um-single-image-preview .cropper-container').append('
'); @@ -727,7 +723,8 @@ function um_modal_responsive() { } function um_remove_modal() { - jQuery('img.cropper-hidden').cropper('destroy'); + // jQuery('img.cropper-hidden').cropper('destroy'); + cropper.destroy(); jQuery('body,html,textarea').css("overflow", "auto"); @@ -837,4 +834,4 @@ function um_selected( selected, current ){ if( selected == current ){ return "selected='selected'"; } -} \ No newline at end of file +} diff --git a/assets/js/um-modal.js b/assets/js/um-modal.js index 5708f467..b67039c3 100644 --- a/assets/js/um-modal.js +++ b/assets/js/um-modal.js @@ -95,7 +95,7 @@ jQuery(document).ready(function() { var key = jQuery(this).attr('data-key'); var img_c = jQuery(this).parents('.um-modal-body').find('.um-single-image-preview'); var src = img_c.find('img').attr('src'); - var coord = img_c.attr('data-coord'); + // var coord = img_c.attr('data-coord'); var file = img_c.find('img').data('file'); var user_id = 0; if ( jQuery(this).parents('#um_upload_single').data('user_id') ) { @@ -111,10 +111,14 @@ jQuery(document).ready(function() { mode = $formWrapper.attr('data-mode'); } + var data = cropper.getCropBoxData(); + var coord = Math.round(data.left) + ',' + Math.round(data.top) + ',' + Math.round(data.width) + ',' + Math.round(data.height); + // target_img.parent().attr('data-coord', Math.round(data.x) + ',' + Math.round(data.y) + ',' + Math.round(data.width) + ',' + Math.round(data.height) ); + console.log(coord); if ( coord ) { jQuery(this).html( jQuery(this).attr('data-processing') ).addClass('disabled'); - + console.log(src); jQuery.ajax({ url: wp.ajax.settings.url, type: 'POST', @@ -130,7 +134,7 @@ jQuery(document).ready(function() { nonce: um_scripts.nonce }, success: function( response ) { - +console.log(response); if ( response.success ) { d = new Date();