diff options
Diffstat (limited to 'addons/web_editor/static/lib/cropper/js')
| -rw-r--r-- | addons/web_editor/static/lib/cropper/js/cropper.js | 3288 |
1 files changed, 0 insertions, 3288 deletions
diff --git a/addons/web_editor/static/lib/cropper/js/cropper.js b/addons/web_editor/static/lib/cropper/js/cropper.js deleted file mode 100644 index 2db396e253b..00000000000 --- a/addons/web_editor/static/lib/cropper/js/cropper.js +++ /dev/null @@ -1,3288 +0,0 @@ -/*! - * Cropper v3.1.4 - * https://github.com/fengyuanchen/cropper - * - * Copyright (c) 2014-2018 Chen Fengyuan - * Released under the MIT license - * - * Date: 2018-01-13T09:37:52.890Z - */ - -(function (global, factory) { - typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('jquery')) : - typeof define === 'function' && define.amd ? define(['jquery'], factory) : - (factory(global.jQuery)); -}(this, (function ($) { 'use strict'; - -$ = $ && $.hasOwnProperty('default') ? $['default'] : $; - -var WINDOW = typeof window !== 'undefined' ? window : {}; -var NAMESPACE = 'cropper'; - -// Actions -var ACTION_ALL = 'all'; -var ACTION_CROP = 'crop'; -var ACTION_MOVE = 'move'; -var ACTION_ZOOM = 'zoom'; -var ACTION_EAST = 'e'; -var ACTION_WEST = 'w'; -var ACTION_SOUTH = 's'; -var ACTION_NORTH = 'n'; -var ACTION_NORTH_EAST = 'ne'; -var ACTION_NORTH_WEST = 'nw'; -var ACTION_SOUTH_EAST = 'se'; -var ACTION_SOUTH_WEST = 'sw'; - -// Classes -var CLASS_CROP = NAMESPACE + '-crop'; -var CLASS_DISABLED = NAMESPACE + '-disabled'; -var CLASS_HIDDEN = NAMESPACE + '-hidden'; -var CLASS_HIDE = NAMESPACE + '-hide'; -var CLASS_INVISIBLE = NAMESPACE + '-invisible'; -var CLASS_MODAL = NAMESPACE + '-modal'; -var CLASS_MOVE = NAMESPACE + '-move'; - -// Data keys -var DATA_ACTION = 'action'; -var DATA_PREVIEW = 'preview'; - -// Drag modes -var DRAG_MODE_CROP = 'crop'; -var DRAG_MODE_MOVE = 'move'; -var DRAG_MODE_NONE = 'none'; - -// Events -var EVENT_CROP = 'crop'; -var EVENT_CROP_END = 'cropend'; -var EVENT_CROP_MOVE = 'cropmove'; -var EVENT_CROP_START = 'cropstart'; -var EVENT_DBLCLICK = 'dblclick'; -var EVENT_ERROR = 'error'; -var EVENT_LOAD = 'load'; -var EVENT_POINTER_DOWN = WINDOW.PointerEvent ? 'pointerdown' : 'touchstart mousedown'; -var EVENT_POINTER_MOVE = WINDOW.PointerEvent ? 'pointermove' : 'touchmove mousemove'; -var EVENT_POINTER_UP = WINDOW.PointerEvent ? 'pointerup pointercancel' : 'touchend touchcancel mouseup'; -var EVENT_READY = 'ready'; -var EVENT_RESIZE = 'resize'; -var EVENT_WHEEL = 'wheel mousewheel DOMMouseScroll'; -var EVENT_ZOOM = 'zoom'; - -// RegExps -var REGEXP_ACTIONS = /^(e|w|s|n|se|sw|ne|nw|all|crop|move|zoom)$/; -var REGEXP_DATA_URL = /^data:/; -var REGEXP_DATA_URL_JPEG = /^data:image\/jpeg;base64,/; -var REGEXP_TAG_NAME = /^(img|canvas)$/i; - -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 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: 200, - minContainerHeight: 100, - - // Shortcuts of events - ready: null, - cropstart: null, - cropmove: null, - cropend: null, - crop: null, - zoom: null -}; - -var TEMPLATE = '<div class="cropper-container">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-action="e"></span>' + '<span class="cropper-line line-n" data-action="n"></span>' + '<span class="cropper-line line-w" data-action="w"></span>' + '<span class="cropper-line line-s" data-action="s"></span>' + '<span class="cropper-point point-e" data-action="e"></span>' + '<span class="cropper-point point-n" data-action="n"></span>' + '<span class="cropper-point point-w" data-action="w"></span>' + '<span class="cropper-point point-s" data-action="s"></span>' + '<span class="cropper-point point-ne" data-action="ne"></span>' + '<span class="cropper-point point-nw" data-action="nw"></span>' + '<span class="cropper-point point-sw" data-action="sw"></span>' + '<span class="cropper-point point-se" data-action="se"></span>' + '</div>' + '</div>'; - -var classCallCheck = function (instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } -}; - -var createClass = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - Object.defineProperty(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; -}(); - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -var toConsumableArray = function (arr) { - if (Array.isArray(arr)) { - for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; - - return arr2; - } else { - return Array.from(arr); - } -}; - -/** - * Check if the given value is a string. - * @param {*} value - The value to check. - * @returns {boolean} Returns `true` if the given value is a string, else `false`. - */ -function isString(value) { - return typeof value === 'string'; -} - -/** - * 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 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'; -} - -/** - * Takes a function and returns a new one that will always have a particular context. - * Custom proxy to avoid jQuery's guid. - * @param {Function} fn - The target function. - * @param {Object} context - The new context for the function. - * @returns {Function} The new function. - */ -function proxy(fn, context) { - for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) { - args[_key - 2] = arguments[_key]; - } - - return function () { - for (var _len2 = arguments.length, args2 = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { - args2[_key2] = arguments[_key2]; - } - - return fn.apply(context, args.concat(args2)); - }; -} - -/** - * Get the own enumerable properties of a given object. - * @param {Object} obj - The target object. - * @returns {Array} All the own enumerable properties of the given object. - */ -var objectKeys = Object.keys || function objectKeys(obj) { - var keys = []; - - $.each(obj, function (key) { - keys.push(key); - }); - - return keys; -}; - -var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i; - -/** - * Normalize decimal number. - * Check out {@link http://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 location = WINDOW.location; - -var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\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 && (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=' + new Date().getTime(); - - return url + (url.indexOf('?') === -1 ? '?' : '&') + timestamp; -} - -/** - * Get transform values base on the given object. - * @param {Object} obj - The target object. - * @returns {string} A string contains transform values. - */ -function getTransformValues(_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(' + translateX + 'px)'); - } - - if (isNumber(translateY) && translateY !== 0) { - values.push('translateY(' + translateY + 'px)'); - } - - // Rotate should come first before scale to match orientation transform - if (isNumber(rotate) && rotate !== 0) { - values.push('rotate(' + rotate + 'deg)'); - } - - if (isNumber(scaleX) && scaleX !== 1) { - values.push('scaleX(' + scaleX + ')'); - } - - if (isNumber(scaleY) && scaleY !== 1) { - values.push('scaleY(' + scaleY + ')'); - } - - return values.length ? values.join(' ') : 'none'; -} - -var navigator = WINDOW.navigator; - -var IS_SAFARI_OR_UIWEBVIEW = navigator && /(Macintosh|iPhone|iPod|iPad).*AppleWebKit/i.test(navigator.userAgent); - -/** - * Get an image's natural sizes. - * @param {string} image - The target image. - * @param {Function} callback - The callback function. - */ -function getImageNaturalSizes(image, callback) { - // Modern browsers (except Safari) - if (image.naturalWidth && !IS_SAFARI_OR_UIWEBVIEW) { - callback(image.naturalWidth, image.naturalHeight); - return; - } - - var newImage = document.createElement('img'); - - newImage.onload = function () { - callback(newImage.width, newImage.height); - }; - - newImage.src = image.src; -} - -/** - * 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 = $.extend({}, pointers); - var ratios = []; - - $.each(pointers, function (pointerId, pointer) { - delete pointers2[pointerId]; - - $.each(pointers2, function (pointerId2, 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; - - ratios.push(ratio); - }); - }); - - ratios.sort(function (a, b) { - return Math.abs(a) < Math.abs(b); - }); - - return ratios[0]; -} - -/** - * 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 - }; - - if (endOnly) { - return end; - } - - return $.extend({ - 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; - - $.each(pointers, function (pointerId, _ref3) { - var startX = _ref3.startX, - startY = _ref3.startY; - - pageX += startX; - pageY += startY; - count += 1; - }); - - pageX /= count; - pageY /= count; - - return { - pageX: pageX, - pageY: pageY - }; -} - -/** - * Check if the given value is a finite number. - */ -var isFinite = Number.isFinite || WINDOW.isFinite; - -/** - * Get the max sizes in a rectangle under the given aspect ratio. - * @param {Object} data - The original sizes. - * @returns {Object} The result sizes. - */ -function getContainSizes(_ref4) { - var aspectRatio = _ref4.aspectRatio, - height = _ref4.height, - width = _ref4.width; - - var isValidNumber = function isValidNumber(value) { - return isFinite(value) && value > 0; - }; - - if (isValidNumber(width) && isValidNumber(height)) { - if (height * aspectRatio > width) { - height = width / aspectRatio; - } else { - width = height * aspectRatio; - } - } else if (isValidNumber(width)) { - height = width / aspectRatio; - } else if (isValidNumber(height)) { - 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 imageNaturalWidth = _ref6.naturalWidth, - imageNaturalHeight = _ref6.naturalHeight, - _ref6$rotate = _ref6.rotate, - rotate = _ref6$rotate === undefined ? 0 : _ref6$rotate, - _ref6$scaleX = _ref6.scaleX, - scaleX = _ref6$scaleX === undefined ? 1 : _ref6$scaleX, - _ref6$scaleY = _ref6.scaleY, - scaleY = _ref6$scaleY === undefined ? 1 : _ref6$scaleY; - var aspectRatio = _ref7.aspectRatio, - naturalWidth = _ref7.naturalWidth, - naturalHeight = _ref7.naturalHeight; - var _ref8$fillColor = _ref8.fillColor, - fillColor = _ref8$fillColor === undefined ? 'transparent' : _ref8$fillColor, - _ref8$imageSmoothingE = _ref8.imageSmoothingEnabled, - imageSmoothingEnabled = _ref8$imageSmoothingE === undefined ? true : _ref8$imageSmoothingE, - _ref8$imageSmoothingQ = _ref8.imageSmoothingQuality, - imageSmoothingQuality = _ref8$imageSmoothingQ === undefined ? 'low' : _ref8$imageSmoothingQ, - _ref8$maxWidth = _ref8.maxWidth, - maxWidth = _ref8$maxWidth === undefined ? Infinity : _ref8$maxWidth, - _ref8$maxHeight = _ref8.maxHeight, - maxHeight = _ref8$maxHeight === undefined ? Infinity : _ref8$maxHeight, - _ref8$minWidth = _ref8.minWidth, - minWidth = _ref8$minWidth === undefined ? 0 : _ref8$minWidth, - _ref8$minHeight = _ref8.minHeight, - minHeight = _ref8$minHeight === undefined ? 0 : _ref8$minHeight; - - var maxSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: maxWidth, - height: maxHeight - }); - var minSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: minWidth, - height: minHeight - }); - var width = Math.min(maxSizes.width, Math.max(minSizes.width, naturalWidth)); - var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight)); - var canvas = document.createElement('canvas'); - var context = canvas.getContext('2d'); - var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight]; - - canvas.width = normalizeDecimalNumber(width); - canvas.height = normalizeDecimalNumber(height); - context.fillStyle = fillColor; - context.fillRect(0, 0, width, height); - context.save(); - context.translate(width / 2, height / 2); - context.rotate(rotate * Math.PI / 180); - context.scale(scaleX, scaleY); - context.imageSmoothingEnabled = !!imageSmoothingEnabled; - context.imageSmoothingQuality = imageSmoothingQuality; - context.drawImage.apply(context, [image].concat(toConsumableArray($.map(params, 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 = ''; - var i = void 0; - - length += start; - - for (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); - - $.each(uint8, function (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 uint8 = new Uint8Array(arrayBuffer); - var data = ''; - - // TypedArray.prototype.forEach is not supported in some browsers. - $.each(uint8, function (i, value) { - data += fromCharCode(value); - }); - - return 'data:' + mimeType + ';base64,' + btoa(data); -} - -/** - * Get orientation value from given array buffer. - * @param {ArrayBuffer} arrayBuffer - The array buffer to read. - * @returns {number} The read orientation value. - */ -function getOrientation(arrayBuffer) { - var dataView = new DataView(arrayBuffer); - var orientation = void 0; - var littleEndian = void 0; - var app1Start = void 0; - var ifdStart = void 0; - - // 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 < 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 = void 0; - var i = void 0; - - 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; - } - } - } - - 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; - - default: - } - - 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; - - - $cropper.addClass(CLASS_HIDDEN); - $element.removeClass(CLASS_HIDDEN); - - $cropper.css(this.container = { - width: Math.max($container.width(), Number(options.minContainerWidth) || 200), - height: Math.max($container.height(), Number(options.minContainerHeight) || 100) - }); - - $element.addClass(CLASS_HIDDEN); - $cropper.removeClass(CLASS_HIDDEN); - }, - - - // Canvas (image wrapper) - initCanvas: function initCanvas() { - var container = this.container, - image = this.image; - var viewMode = this.options.viewMode; - - var rotated = Math.abs(image.rotate) % 180 === 90; - var naturalWidth = rotated ? image.naturalHeight : image.naturalWidth; - var naturalHeight = rotated ? image.naturalWidth : image.naturalHeight; - var aspectRatio = naturalWidth / naturalHeight; - var canvasWidth = container.width; - var canvasHeight = container.height; - - if (container.height * aspectRatio > container.width) { - if (viewMode === 3) { - canvasWidth = container.height * aspectRatio; - } else { - canvasHeight = container.width / aspectRatio; - } - } else if (viewMode === 3) { - canvasHeight = container.width / aspectRatio; - } else { - canvasWidth = container.height * aspectRatio; - } - - var canvas = { - aspectRatio: aspectRatio, - naturalWidth: naturalWidth, - naturalHeight: naturalHeight, - width: canvasWidth, - height: canvasHeight - }; - - canvas.left = (container.width - canvasWidth) / 2; - canvas.top = (container.height - canvasHeight) / 2; - canvas.oldLeft = canvas.left; - canvas.oldTop = canvas.top; - - this.canvas = canvas; - this.limited = viewMode === 1 || viewMode === 2; - this.limitCanvas(true, true); - this.initialImage = $.extend({}, image); - this.initialCanvas = $.extend({}, canvas); - }, - limitCanvas: function limitCanvas(isSizeLimited, isPositionLimited) { - var options = this.options, - container = this.container, - canvas = this.canvas, - cropBox = this.cropBox; - var viewMode = options.viewMode; - var aspectRatio = canvas.aspectRatio; - - var cropped = this.cropped && cropBox; - - if (isSizeLimited) { - var minCanvasWidth = Number(options.minCanvasWidth) || 0; - var minCanvasHeight = Number(options.minCanvasHeight) || 0; - - if (viewMode > 0) { - if (viewMode > 1) { - minCanvasWidth = Math.max(minCanvasWidth, container.width); - minCanvasHeight = Math.max(minCanvasHeight, container.height); - - if (viewMode === 3) { - if (minCanvasHeight * aspectRatio > minCanvasWidth) { - minCanvasWidth = minCanvasHeight * aspectRatio; - } else { - minCanvasHeight = minCanvasWidth / aspectRatio; - } - } - } else if (minCanvasWidth) { - minCanvasWidth = Math.max(minCanvasWidth, cropped ? cropBox.width : 0); - } else if (minCanvasHeight) { - minCanvasHeight = Math.max(minCanvasHeight, cropped ? cropBox.height : 0); - } else if (cropped) { - minCanvasWidth = cropBox.width; - minCanvasHeight = cropBox.height; - - if (minCanvasHeight * aspectRatio > minCanvasWidth) { - minCanvasWidth = minCanvasHeight * aspectRatio; - } else { - minCanvasHeight = minCanvasWidth / aspectRatio; - } - } - } - - var _getContainSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: minCanvasWidth, - height: minCanvasHeight - }); - - minCanvasWidth = _getContainSizes.width; - minCanvasHeight = _getContainSizes.height; - - - canvas.minWidth = minCanvasWidth; - canvas.minHeight = minCanvasHeight; - canvas.maxWidth = Infinity; - canvas.maxHeight = Infinity; - } - - if (isPositionLimited) { - if (viewMode > 0) { - var newCanvasLeft = container.width - canvas.width; - var newCanvasTop = container.height - canvas.height; - - canvas.minLeft = Math.min(0, newCanvasLeft); - canvas.minTop = Math.min(0, newCanvasTop); - canvas.maxLeft = Math.max(0, newCanvasLeft); - canvas.maxTop = Math.max(0, newCanvasTop); - - if (cropped && this.limited) { - canvas.minLeft = Math.min(cropBox.left, cropBox.left + cropBox.width - canvas.width); - canvas.minTop = Math.min(cropBox.top, cropBox.top + cropBox.height - canvas.height); - canvas.maxLeft = cropBox.left; - canvas.maxTop = cropBox.top; - - if (viewMode === 2) { - if (canvas.width >= container.width) { - canvas.minLeft = Math.min(0, newCanvasLeft); - canvas.maxLeft = Math.max(0, newCanvasLeft); - } - - if (canvas.height >= container.height) { - canvas.minTop = Math.min(0, newCanvasTop); - canvas.maxTop = Math.max(0, newCanvasTop); - } - } - } - } else { - canvas.minLeft = -canvas.width; - canvas.minTop = -canvas.height; - canvas.maxLeft = container.width; - canvas.maxTop = container.height; - } - } - }, - renderCanvas: function renderCanvas(changed, transformed) { - var canvas = this.canvas, - image = this.image; - - - if (transformed) { - var _getRotatedSizes = getRotatedSizes({ - width: image.naturalWidth * Math.abs(image.scaleX || 1), - height: image.naturalHeight * Math.abs(image.scaleY || 1), - degree: image.rotate || 0 - }), - naturalWidth = _getRotatedSizes.width, - naturalHeight = _getRotatedSizes.height; - - var width = canvas.width * (naturalWidth / canvas.naturalWidth); - var height = canvas.height * (naturalHeight / canvas.naturalHeight); - - canvas.left -= (width - canvas.width) / 2; - canvas.top -= (height - canvas.height) / 2; - canvas.width = width; - canvas.height = height; - canvas.aspectRatio = naturalWidth / naturalHeight; - canvas.naturalWidth = naturalWidth; - canvas.naturalHeight = naturalHeight; - this.limitCanvas(true, false); - } - - if (canvas.width > canvas.maxWidth || canvas.width < canvas.minWidth) { - canvas.left = canvas.oldLeft; - } - - if (canvas.height > canvas.maxHeight || canvas.height < canvas.minHeight) { - canvas.top = canvas.oldTop; - } - - canvas.width = Math.min(Math.max(canvas.width, canvas.minWidth), canvas.maxWidth); - canvas.height = Math.min(Math.max(canvas.height, canvas.minHeight), canvas.maxHeight); - - this.limitCanvas(false, true); - - canvas.left = Math.min(Math.max(canvas.left, canvas.minLeft), canvas.maxLeft); - canvas.top = Math.min(Math.max(canvas.top, canvas.minTop), canvas.maxTop); - canvas.oldLeft = canvas.left; - canvas.oldTop = canvas.top; - - this.$canvas.css({ - width: canvas.width, - height: canvas.height, - transform: getTransformValues({ - translateX: canvas.left, - translateY: canvas.top - }) - }); - - this.renderImage(changed); - - if (this.cropped && this.limited) { - this.limitCropBox(true, true); - } - }, - renderImage: function renderImage(changed) { - var canvas = this.canvas, - image = this.image; - - var width = image.naturalWidth * (canvas.width / canvas.naturalWidth); - var height = image.naturalHeight * (canvas.height / canvas.naturalHeight); - - $.extend(image, { - width: width, - height: height, - left: (canvas.width - width) / 2, - top: (canvas.height - height) / 2 - }); - - this.$clone.css({ - width: image.width, - height: image.height, - transform: getTransformValues($.extend({ - translateX: image.left, - translateY: image.top - }, image)) - }); - - if (changed) { - this.output(); - } - }, - initCropBox: function initCropBox() { - var options = this.options, - canvas = this.canvas; - var aspectRatio = options.aspectRatio; - - var autoCropArea = Number(options.autoCropArea) || 0.8; - var cropBox = { - width: canvas.width, - height: canvas.height - }; - - if (aspectRatio) { - if (canvas.height * aspectRatio > canvas.width) { - cropBox.height = cropBox.width / aspectRatio; - } else { - cropBox.width = cropBox.height * aspectRatio; - } - } - - this.cropBox = cropBox; - this.limitCropBox(true, true); - - // Initialize auto crop area - cropBox.width = Math.min(Math.max(cropBox.width, cropBox.minWidth), cropBox.maxWidth); - cropBox.height = Math.min(Math.max(cropBox.height, cropBox.minHeight), cropBox.maxHeight); - - // The width of auto crop area must large than "minWidth", and the height too. (#164) - cropBox.width = Math.max(cropBox.minWidth, cropBox.width * autoCropArea); - cropBox.height = Math.max(cropBox.minHeight, cropBox.height * autoCropArea); - cropBox.left = canvas.left + (canvas.width - cropBox.width) / 2; - cropBox.top = canvas.top + (canvas.height - cropBox.height) / 2; - cropBox.oldLeft = cropBox.left; - cropBox.oldTop = cropBox.top; - - this.initialCropBox = $.extend({}, cropBox); - }, - limitCropBox: function limitCropBox(isSizeLimited, isPositionLimited) { - var options = this.options, - container = this.container, - canvas = this.canvas, - cropBox = this.cropBox, - limited = this.limited; - var aspectRatio = options.aspectRatio; - - - if (isSizeLimited) { - var minCropBoxWidth = Number(options.minCropBoxWidth) || 0; - var minCropBoxHeight = Number(options.minCropBoxHeight) || 0; - var maxCropBoxWidth = Math.min(container.width, limited ? canvas.width : container.width); - var maxCropBoxHeight = Math.min(container.height, limited ? canvas.height : container.height); - - // The min/maxCropBoxWidth/Height must be less than container's width/Height - minCropBoxWidth = Math.min(minCropBoxWidth, container.width); - minCropBoxHeight = Math.min(minCropBoxHeight, container.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 - cropBox.minWidth = Math.min(minCropBoxWidth, maxCropBoxWidth); - cropBox.minHeight = Math.min(minCropBoxHeight, maxCropBoxHeight); - cropBox.maxWidth = maxCropBoxWidth; - cropBox.maxHeight = maxCropBoxHeight; - } - - if (isPositionLimited) { - if (limited) { - cropBox.minLeft = Math.max(0, canvas.left); - cropBox.minTop = Math.max(0, canvas.top); - cropBox.maxLeft = Math.min(container.width, canvas.left + canvas.width) - cropBox.width; - cropBox.maxTop = Math.min(container.height, canvas.top + canvas.height) - cropBox.height; - } else { - cropBox.minLeft = 0; - cropBox.minTop = 0; - cropBox.maxLeft = container.width - cropBox.width; - cropBox.maxTop = container.height - cropBox.height; - } - } - }, - renderCropBox: function renderCropBox() { - var options = this.options, - container = this.container, - cropBox = this.cropBox; - - - if (cropBox.width > cropBox.maxWidth || cropBox.width < cropBox.minWidth) { - cropBox.left = cropBox.oldLeft; - } - - if (cropBox.height > cropBox.maxHeight || cropBox.height < cropBox.minHeight) { - cropBox.top = cropBox.oldTop; - } - - cropBox.width = Math.min(Math.max(cropBox.width, cropBox.minWidth), cropBox.maxWidth); - cropBox.height = Math.min(Math.max(cropBox.height, cropBox.minHeight), cropBox.maxHeight); - - this.limitCropBox(false, true); - - cropBox.left = Math.min(Math.max(cropBox.left, cropBox.minLeft), cropBox.maxLeft); - cropBox.top = Math.min(Math.max(cropBox.top, cropBox.minTop), cropBox.maxTop); - cropBox.oldLeft = cropBox.left; - cropBox.oldTop = cropBox.top; - - if (options.movable && options.cropBoxMovable) { - // Turn to move the canvas when the crop box is equal to the container - this.$face.data(DATA_ACTION, cropBox.width >= container.width && cropBox.height >= container.height ? ACTION_MOVE : ACTION_ALL); - } - - this.$cropBox.css({ - width: cropBox.width, - height: cropBox.height, - transform: getTransformValues({ - translateX: cropBox.left, - translateY: cropBox.top - }) - }); - - if (this.cropped && this.limited) { - this.limitCanvas(true, true); - } - - if (!this.disabled) { - this.output(); - } - }, - output: function output() { - this.preview(); - - if (this.completed) { - this.trigger(EVENT_CROP, this.getData()); - } - } -}; - -var preview = { - initPreview: function initPreview() { - var crossOrigin = this.crossOrigin; - - var url = crossOrigin ? this.crossOriginUrl : this.url; - var image = document.createElement('img'); - - if (crossOrigin) { - image.crossOrigin = crossOrigin; - } - - image.src = url; - - var $clone2 = $(image); - - this.$preview = $(this.options.preview); - this.$clone2 = $clone2; - this.$viewBox.html($clone2); - this.$preview.each(function (i, element) { - var $element = $(element); - var img = document.createElement('img'); - - // Save the original size for recover - $element.data(DATA_PREVIEW, { - width: $element.width(), - height: $element.height(), - html: $element.html() - }); - - if (crossOrigin) { - img.crossOrigin = crossOrigin; - } - - img.src = url; - - /** - * 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;"'; - - $element.html(img); - }); - }, - resetPreview: function resetPreview() { - this.$preview.each(function (i, element) { - var $element = $(element); - var data = $element.data(DATA_PREVIEW); - - $element.css({ - width: data.width, - height: data.height - }).html(data.html).removeData(DATA_PREVIEW); - }); - }, - preview: function preview() { - var image = this.image, - canvas = this.canvas, - cropBox = this.cropBox; - var cropBoxWidth = cropBox.width, - cropBoxHeight = cropBox.height; - var width = image.width, - height = image.height; - - var left = cropBox.left - canvas.left - image.left; - var top = cropBox.top - canvas.top - image.top; - - if (!this.cropped || this.disabled) { - return; - } - - this.$clone2.css({ - width: width, - height: height, - transform: getTransformValues($.extend({ - translateX: -left, - translateY: -top - }, image)) - }); - - this.$preview.each(function (i, element) { - var $element = $(element); - var data = $element.data(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; - } - - $element.css({ - width: newWidth, - height: newHeight - }).find('img').css({ - width: width * ratio, - height: height * ratio, - transform: getTransformValues($.extend({ - translateX: -left * ratio, - translateY: -top * ratio - }, image)) - }); - }); - } -}; - -var events = { - bind: function bind() { - var $element = this.$element, - options = this.options, - $cropper = this.$cropper; - - - if ($.isFunction(options.cropstart)) { - $element.on(EVENT_CROP_START, options.cropstart); - } - - if ($.isFunction(options.cropmove)) { - $element.on(EVENT_CROP_MOVE, options.cropmove); - } - - if ($.isFunction(options.cropend)) { - $element.on(EVENT_CROP_END, options.cropend); - } - - if ($.isFunction(options.crop)) { - $element.on(EVENT_CROP, options.crop); - } - - if ($.isFunction(options.zoom)) { - $element.on(EVENT_ZOOM, options.zoom); - } - - $cropper.on(EVENT_POINTER_DOWN, proxy(this.cropStart, this)); - - if (options.zoomable && options.zoomOnWheel) { - $cropper.on(EVENT_WHEEL, proxy(this.wheel, this)); - } - - if (options.toggleDragModeOnDblclick) { - $cropper.on(EVENT_DBLCLICK, proxy(this.dblclick, this)); - } - - $(this.element.ownerDocument).on(EVENT_POINTER_MOVE, this.onCropMove = proxy(this.cropMove, this)).on(EVENT_POINTER_UP, this.onCropEnd = proxy(this.cropEnd, this)); - - if (options.responsive) { - $(window).on(EVENT_RESIZE, this.onResize = proxy(this.resize, this)); - } - }, - unbind: function unbind() { - var $element = this.$element, - options = this.options, - $cropper = this.$cropper; - - - if ($.isFunction(options.cropstart)) { - $element.off(EVENT_CROP_START, options.cropstart); - } - - if ($.isFunction(options.cropmove)) { - $element.off(EVENT_CROP_MOVE, options.cropmove); - } - - if ($.isFunction(options.cropend)) { - $element.off(EVENT_CROP_END, options.cropend); - } - - if ($.isFunction(options.crop)) { - $element.off(EVENT_CROP, options.crop); - } - - if ($.isFunction(options.zoom)) { - $element.off(EVENT_ZOOM, options.zoom); - } - - $cropper.off(EVENT_POINTER_DOWN, this.cropStart); - - if (options.zoomable && options.zoomOnWheel) { - $cropper.off(EVENT_WHEEL, this.wheel); - } - - if (options.toggleDragModeOnDblclick) { - $cropper.off(EVENT_DBLCLICK, this.dblclick); - } - - $(this.element.ownerDocument).off(EVENT_POINTER_MOVE, this.onCropMove).off(EVENT_POINTER_UP, this.onCropEnd); - - if (options.responsive) { - $(window).off(EVENT_RESIZE, this.onResize); - } - } -}; - -var handlers = { - resize: function resize() { - var options = this.options, - $container = this.$container, - container = this.container; - - var minContainerWidth = Number(options.minContainerWidth) || 200; - var minContainerHeight = Number(options.minContainerHeight) || 100; - - if (this.disabled || container.width <= minContainerWidth || container.height <= minContainerHeight) { - return; - } - - var ratio = $container.width() / container.width; - - // Resize when width changed or height changed - if (ratio !== 1 || $container.height() !== container.height) { - var canvasData = void 0; - var cropBoxData = void 0; - - if (options.restore) { - canvasData = this.getCanvasData(); - cropBoxData = this.getCropBoxData(); - } - - this.render(); - - if (options.restore) { - this.setCanvasData($.each(canvasData, function (i, n) { - canvasData[i] = n * ratio; - })); - this.setCropBoxData($.each(cropBoxData, function (i, n) { - cropBoxData[i] = n * ratio; - })); - } - } - }, - dblclick: function dblclick() { - if (this.disabled || this.options.dragMode === DRAG_MODE_NONE) { - return; - } - - this.setDragMode(this.$dragBox.hasClass(CLASS_CROP) ? DRAG_MODE_MOVE : DRAG_MODE_CROP); - }, - wheel: function wheel(event) { - var _this = this; - - var e = event.originalEvent || event; - var ratio = Number(this.options.wheelZoomRatio) || 0.1; - - if (this.disabled) { - return; - } - - event.preventDefault(); - - // Limit wheel speed to prevent zoom too fast - if (this.wheeling) { - return; - } - - this.wheeling = true; - - setTimeout(function () { - _this.wheeling = false; - }, 50); - - var delta = 1; - - if (e.deltaY) { - delta = e.deltaY > 0 ? 1 : -1; - } else if (e.wheelDelta) { - delta = -e.wheelDelta / 120; - } else if (e.detail) { - delta = e.detail > 0 ? 1 : -1; - } - - this.zoom(-delta * ratio, event); - }, - cropStart: function cropStart(e) { - if (this.disabled) { - return; - } - - var options = this.options, - pointers = this.pointers; - var originalEvent = e.originalEvent; - - var action = void 0; - - if (originalEvent && originalEvent.changedTouches) { - // Handle touch event - $.each(originalEvent.changedTouches, function (i, touch) { - pointers[touch.identifier] = getPointer(touch); - }); - } else { - // Handle mouse event and pointer event - pointers[originalEvent && originalEvent.pointerId || 0] = getPointer(originalEvent || e); - } - - if (objectKeys(pointers).length > 1 && options.zoomable && options.zoomOnTouch) { - action = ACTION_ZOOM; - } else { - action = $(e.target).data(DATA_ACTION); - } - - if (!REGEXP_ACTIONS.test(action)) { - return; - } - - if (this.trigger(EVENT_CROP_START, { - originalEvent: originalEvent, - action: action - }).isDefaultPrevented()) { - return; - } - - e.preventDefault(); - - this.action = action; - this.cropping = false; - - if (action === ACTION_CROP) { - this.cropping = true; - this.$dragBox.addClass(CLASS_MODAL); - } - }, - cropMove: function cropMove(e) { - var action = this.action; - - - if (this.disabled || !action) { - return; - } - - var pointers = this.pointers; - var originalEvent = e.originalEvent; - - - e.preventDefault(); - - if (this.trigger(EVENT_CROP_MOVE, { - originalEvent: originalEvent, - action: action - }).isDefaultPrevented()) { - return; - } - - if (originalEvent && originalEvent.changedTouches) { - $.each(originalEvent.changedTouches, function (i, touch) { - $.extend(pointers[touch.identifier], getPointer(touch, true)); - }); - } else { - $.extend(pointers[originalEvent && originalEvent.pointerId || 0], getPointer(originalEvent || e, true)); - } - - this.change(e); - }, - cropEnd: function cropEnd(e) { - if (this.disabled) { - return; - } - - var action = this.action; - var pointers = this.pointers; - var originalEvent = e.originalEvent; - - - if (originalEvent && originalEvent.changedTouches) { - $.each(originalEvent.changedTouches, function (i, touch) { - delete pointers[touch.identifier]; - }); - } else { - delete pointers[originalEvent && originalEvent.pointerId || 0]; - } - - if (!action) { - return; - } - - e.preventDefault(); - - if (!objectKeys(pointers).length) { - this.action = ''; - } - - if (this.cropping) { - this.cropping = false; - this.$dragBox.toggleClass(CLASS_MODAL, this.cropped && this.options.modal); - } - - this.trigger(EVENT_CROP_END, { - originalEvent: originalEvent, - action: action - }); - } -}; - -var change = { - change: function change(e) { - var options = this.options, - pointers = this.pointers, - container = this.container, - canvas = this.canvas, - cropBox = this.cropBox; - var action = this.action; - var aspectRatio = options.aspectRatio; - var left = cropBox.left, - top = cropBox.top, - width = cropBox.width, - height = cropBox.height; - - var right = left + width; - var bottom = top + height; - var minLeft = 0; - var minTop = 0; - var maxWidth = container.width; - var maxHeight = container.height; - var renderable = true; - var offset = void 0; - - // Locking aspect ratio in "free mode" by holding shift key (#259) - if (!aspectRatio && e.shiftKey) { - aspectRatio = width && height ? width / height : 1; - } - - if (this.limited) { - minLeft = cropBox.minLeft; - minTop = cropBox.minTop; - - maxWidth = minLeft + Math.min(container.width, canvas.width, canvas.left + canvas.width); - maxHeight = minTop + Math.min(container.height, canvas.height, canvas.top + canvas.height); - } - - var pointer = pointers[objectKeys(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; - - default: - } - }; - - 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 (aspectRatio) { - height = width / aspectRatio; - top -= range.x / aspectRatio / 2; - } - - if (width < 0) { - action = ACTION_WEST; - width = 0; - } - - break; - - case ACTION_NORTH: - if (range.y <= 0 && (top <= minTop || aspectRatio && (left <= minLeft || right >= maxWidth))) { - renderable = false; - break; - } - - check(ACTION_NORTH); - height -= range.y; - top += range.y; - - if (aspectRatio) { - width = height * aspectRatio; - left += range.y * aspectRatio / 2; - } - - if (height < 0) { - action = ACTION_SOUTH; - height = 0; - } - - break; - - case ACTION_WEST: - if (range.x <= 0 && (left <= minLeft || aspectRatio && (top <= minTop || bottom >= maxHeight))) { - renderable = false; - break; - } - - check(ACTION_WEST); - width -= range.x; - left += range.x; - - if (aspectRatio) { - height = width / aspectRatio; - top += range.x / aspectRatio / 2; - } - - if (width < 0) { - action = ACTION_EAST; - width = 0; - } - - break; - - case ACTION_SOUTH: - if (range.y >= 0 && (bottom >= maxHeight || aspectRatio && (left <= minLeft || right >= maxWidth))) { - renderable = false; - break; - } - - check(ACTION_SOUTH); - height += range.y; - - if (aspectRatio) { - width = height * aspectRatio; - left -= range.y * aspectRatio / 2; - } - - if (height < 0) { - action = ACTION_NORTH; - height = 0; - } - - break; - - case ACTION_NORTH_EAST: - if (aspectRatio) { - if (range.y <= 0 && (top <= minTop || right >= maxWidth)) { - renderable = false; - break; - } - - 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 = 0; - width = 0; - } else if (width < 0) { - action = ACTION_NORTH_WEST; - width = 0; - } else if (height < 0) { - action = ACTION_SOUTH_EAST; - height = 0; - } - - break; - - case ACTION_NORTH_WEST: - if (aspectRatio) { - if (range.y <= 0 && (top <= minTop || left <= minLeft)) { - renderable = false; - break; - } - - check(ACTION_NORTH); - height -= range.y; - top += range.y; - width = height * aspectRatio; - left += range.y * aspectRatio; - } 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 = 0; - width = 0; - } else if (width < 0) { - action = ACTION_NORTH_EAST; - width = 0; - } else if (height < 0) { - action = ACTION_SOUTH_WEST; - height = 0; - } - - break; - - case ACTION_SOUTH_WEST: - if (aspectRatio) { - if (range.x <= 0 && (left <= minLeft || bottom >= maxHeight)) { - renderable = false; - break; - } - - 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 = 0; - width = 0; - } else if (width < 0) { - action = ACTION_SOUTH_EAST; - width = 0; - } else if (height < 0) { - action = ACTION_NORTH_WEST; - height = 0; - } - - break; - - case ACTION_SOUTH_EAST: - if (aspectRatio) { - if (range.x >= 0 && (right >= maxWidth || bottom >= maxHeight)) { - renderable = false; - break; - } - - 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 = 0; - width = 0; - } else if (width < 0) { - action = ACTION_SOUTH_WEST; - width = 0; - } else if (height < 0) { - action = ACTION_NORTH_EAST; - height = 0; - } - - break; - - // Move canvas - case ACTION_MOVE: - this.move(range.x, range.y); - renderable = false; - break; - - // Zoom canvas - case ACTION_ZOOM: - this.zoom(getMaxZoomRatio(pointers), e.originalEvent); - renderable = false; - break; - - // Create crop box - case ACTION_CROP: - if (!range.x || !range.y) { - renderable = false; - break; - } - - offset = this.$cropper.offset(); - left = pointer.startX - offset.left; - top = pointer.startY - offset.top; - width = cropBox.minWidth; - height = cropBox.minHeight; - - if (range.x > 0) { - action = range.y > 0 ? ACTION_SOUTH_EAST : ACTION_NORTH_EAST; - } else if (range.x < 0) { - left -= width; - action = range.y > 0 ? ACTION_SOUTH_WEST : ACTION_NORTH_WEST; - } - - if (range.y < 0) { - top -= height; - } - - // Show the crop box if is hidden - if (!this.cropped) { - this.$cropBox.removeClass(CLASS_HIDDEN); - this.cropped = true; - - if (this.limited) { - this.limitCropBox(true, true); - } - } - - break; - - default: - } - - if (renderable) { - cropBox.width = width; - cropBox.height = height; - cropBox.left = left; - cropBox.top = top; - this.action = action; - this.renderCropBox(); - } - - // Override - $.each(pointers, function (i, p) { - p.startX = p.endX; - p.startY = p.endY; - }); - } -}; - -var methods = { - // Show the crop box manually - crop: function crop() { - if (!this.ready || this.disabled) { - return; - } - - if (!this.cropped) { - this.cropped = true; - this.limitCropBox(true, true); - - if (this.options.modal) { - this.$dragBox.addClass(CLASS_MODAL); - } - - this.$cropBox.removeClass(CLASS_HIDDEN); - } - - this.setCropBoxData(this.initialCropBox); - }, - - - // Reset the image and crop box to their initial states - reset: function reset() { - if (!this.ready || this.disabled) { - return; - } - - this.image = $.extend({}, this.initialImage); - this.canvas = $.extend({}, this.initialCanvas); - this.cropBox = $.extend({}, this.initialCropBox); - this.renderCanvas(); - - if (this.cropped) { - this.renderCropBox(); - } - }, - - - // Clear the crop box - clear: function clear() { - if (!this.cropped || this.disabled) { - return; - } - - $.extend(this.cropBox, { - left: 0, - top: 0, - width: 0, - height: 0 - }); - - this.cropped = false; - this.renderCropBox(); - this.limitCanvas(true, true); - - // Render canvas after crop box rendered - this.renderCanvas(); - this.$dragBox.removeClass(CLASS_MODAL); - this.$cropBox.addClass(CLASS_HIDDEN); - }, - - - /** - * Replace the image's src and rebuild the cropper - * @param {string} url - The new URL. - * @param {boolean} [onlyColorChanged] - Indicate if the new image only changed color. - */ - replace: function replace(url, onlyColorChanged) { - if (!this.disabled && url) { - if (this.isImg) { - this.$element.attr('src', url); - } - - if (onlyColorChanged) { - this.url = url; - this.$clone.attr('src', url); - - if (this.ready) { - this.$preview.find('img').add(this.$clone2).attr('src', url); - } - } else { - if (this.isImg) { - this.replaced = true; - } - - // Clear previous data - this.options.data = null; - this.load(url); - } - } - }, - - - // Enable (unfreeze) the cropper - enable: function enable() { - if (this.ready) { - this.disabled = false; - this.$cropper.removeClass(CLASS_DISABLED); - } - }, - - - // Disable (freeze) the cropper - disable: function disable() { - if (this.ready) { - this.disabled = true; - this.$cropper.addClass(CLASS_DISABLED); - } - }, - - - // Destroy the cropper and remove the instance from the image - destroy: function destroy() { - var $element = this.$element; - - - if (this.loaded) { - if (this.isImg && this.replaced) { - $element.attr('src', this.originalUrl); - } - - this.unbuild(); - $element.removeClass(CLASS_HIDDEN); - } else if (this.isImg) { - $element.off(EVENT_LOAD, this.start); - } else if (this.$clone) { - this.$clone.remove(); - } - - $element.removeData(NAMESPACE); - }, - - - /** - * Move the canvas with relative offsets - * @param {number} offsetX - The relative offset distance on the x-axis. - * @param {number} offsetY - The relative offset distance on the y-axis. - */ - move: function move(offsetX, offsetY) { - var _canvas = this.canvas, - left = _canvas.left, - top = _canvas.top; - - - 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. - */ - moveTo: function moveTo(x, y) { - var canvas = this.canvas; - - var changed = false; - - // If "y" is not present, its default value is "x" - if (isUndefined(y)) { - y = x; - } - - x = Number(x); - y = Number(y); - - if (this.ready && !this.disabled && this.options.movable) { - if (isNumber(x)) { - canvas.left = x; - changed = true; - } - - if (isNumber(y)) { - canvas.top = y; - changed = true; - } - - if (changed) { - this.renderCanvas(true); - } - } - }, - - - /** - * Zoom the canvas with a relative ratio - * @param {Number} ratio - The target ratio. - * @param {Event} _event - The related event if any. - */ - zoom: function zoom(ratio, _event) { - var canvas = this.canvas; - - - ratio = Number(ratio); - - if (ratio < 0) { - ratio = 1 / (1 - ratio); - } else { - ratio = 1 + ratio; - } - - this.zoomTo(canvas.width * ratio / canvas.naturalWidth, _event); - }, - - - /** - * Zoom the canvas to an absolute ratio - * @param {number} ratio - The target ratio. - * @param {Event} _event - The related event if any. - */ - zoomTo: function zoomTo(ratio, _event) { - var options = this.options, - pointers = this.pointers, - canvas = this.canvas; - var width = canvas.width, - height = canvas.height, - naturalWidth = canvas.naturalWidth, - naturalHeight = canvas.naturalHeight; - - - ratio = Number(ratio); - - if (ratio >= 0 && this.ready && !this.disabled && options.zoomable) { - var newWidth = naturalWidth * ratio; - var newHeight = naturalHeight * ratio; - var originalEvent = void 0; - - if (_event) { - originalEvent = _event.originalEvent; - } - - if (this.trigger(EVENT_ZOOM, { - originalEvent: originalEvent, - oldRatio: width / naturalWidth, - ratio: newWidth / naturalWidth - }).isDefaultPrevented()) { - return; - } - - if (originalEvent) { - var offset = this.$cropper.offset(); - var center = pointers && objectKeys(pointers).length ? getPointersCenter(pointers) : { - pageX: _event.pageX || originalEvent.pageX || 0, - pageY: _event.pageY || originalEvent.pageY || 0 - }; - - // Zoom from the triggering point of the event - canvas.left -= (newWidth - width) * ((center.pageX - offset.left - canvas.left) / width); - canvas.top -= (newHeight - height) * ((center.pageY - offset.top - canvas.top) / height); - } else { - // Zoom from the center of the canvas - canvas.left -= (newWidth - width) / 2; - canvas.top -= (newHeight - height) / 2; - } - - canvas.width = newWidth; - canvas.height = newHeight; - this.renderCanvas(true); - } - }, - - - /** - * Rotate the canvas with a relative degree - * @param {number} degree - The rotate degree. - */ - rotate: function rotate(degree) { - this.rotateTo((this.image.rotate || 0) + Number(degree)); - }, - - - /** - * Rotate the canvas to an absolute degree - * @param {number} degree - The rotate degree. - */ - rotateTo: function rotateTo(degree) { - degree = Number(degree); - - if (isNumber(degree) && this.ready && !this.disabled && this.options.rotatable) { - this.image.rotate = degree % 360; - this.renderCanvas(true, true); - } - }, - - - /** - * Scale the image on the x-axis. - * @param {number} scaleX - The scale ratio on the x-axis. - */ - scaleX: function scaleX(_scaleX) { - var scaleY = this.image.scaleY; - - - this.scale(_scaleX, isNumber(scaleY) ? scaleY : 1); - }, - - - /** - * Scale the image on the y-axis. - * @param {number} scaleY - The scale ratio on the y-axis. - */ - scaleY: function scaleY(_scaleY) { - var scaleX = this.image.scaleX; - - - 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. - */ - scale: function scale(scaleX) { - var scaleY = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : scaleX; - var image = this.image; - - var transformed = false; - - scaleX = Number(scaleX); - scaleY = Number(scaleY); - - if (this.ready && !this.disabled && this.options.scalable) { - if (isNumber(scaleX)) { - image.scaleX = scaleX; - transformed = true; - } - - if (isNumber(scaleY)) { - image.scaleY = scaleY; - transformed = true; - } - - if (transformed) { - this.renderCanvas(true, true); - } - } - }, - - - /** - * 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, - image = this.image, - canvas = this.canvas, - cropBox = this.cropBox; - - var data = void 0; - - if (this.ready && this.cropped) { - data = { - x: cropBox.left - canvas.left, - y: cropBox.top - canvas.top, - width: cropBox.width, - height: cropBox.height - }; - - var ratio = image.width / image.naturalWidth; - - $.each(data, function (i, n) { - n /= ratio; - data[i] = rounded ? Math.round(n) : n; - }); - } else { - data = { - x: 0, - y: 0, - width: 0, - height: 0 - }; - } - - if (options.rotatable) { - data.rotate = image.rotate || 0; - } - - if (options.scalable) { - data.scaleX = image.scaleX || 1; - data.scaleY = image.scaleY || 1; - } - - return data; - }, - - - /** - * Set the cropped area position and size with new data - * @param {Object} data - The new data. - */ - setData: function setData(data) { - var options = this.options, - image = this.image, - canvas = this.canvas; - - var cropBoxData = {}; - - if ($.isFunction(data)) { - data = data.call(this.element); - } - - if (this.ready && !this.disabled && $.isPlainObject(data)) { - var transformed = false; - - if (options.rotatable) { - if (isNumber(data.rotate) && data.rotate !== image.rotate) { - image.rotate = data.rotate; - transformed = true; - } - } - - if (options.scalable) { - if (isNumber(data.scaleX) && data.scaleX !== image.scaleX) { - image.scaleX = data.scaleX; - transformed = true; - } - - if (isNumber(data.scaleY) && data.scaleY !== image.scaleY) { - image.scaleY = data.scaleY; - transformed = true; - } - } - - if (transformed) { - this.renderCanvas(true, true); - } - - var ratio = image.width / image.naturalWidth; - - if (isNumber(data.x)) { - cropBoxData.left = data.x * ratio + canvas.left; - } - - if (isNumber(data.y)) { - cropBoxData.top = data.y * ratio + canvas.top; - } - - if (isNumber(data.width)) { - cropBoxData.width = data.width * ratio; - } - - if (isNumber(data.height)) { - cropBoxData.height = data.height * ratio; - } - - this.setCropBoxData(cropBoxData); - } - }, - - - /** - * Get the container size data. - * @returns {Object} The result container data. - */ - getContainerData: function getContainerData() { - return this.ready ? $.extend({}, this.container) : {}; - }, - - - /** - * Get the image position and size data. - * @returns {Object} The result image data. - */ - getImageData: function getImageData() { - return this.loaded ? $.extend({}, this.image) : {}; - }, - - - /** - * Get the canvas position and size data. - * @returns {Object} The result canvas data. - */ - getCanvasData: function getCanvasData() { - var canvas = this.canvas; - - var data = {}; - - if (this.ready) { - $.each(['left', 'top', 'width', 'height', 'naturalWidth', 'naturalHeight'], function (i, n) { - data[n] = canvas[n]; - }); - } - - return data; - }, - - - /** - * Set the canvas position and size with new data. - * @param {Object} data - The new canvas data. - */ - setCanvasData: function setCanvasData(data) { - var canvas = this.canvas; - var aspectRatio = canvas.aspectRatio; - - - if ($.isFunction(data)) { - data = data.call(this.$element); - } - - if (this.ready && !this.disabled && $.isPlainObject(data)) { - if (isNumber(data.left)) { - canvas.left = data.left; - } - - if (isNumber(data.top)) { - canvas.top = data.top; - } - - if (isNumber(data.width)) { - canvas.width = data.width; - canvas.height = data.width / aspectRatio; - } else if (isNumber(data.height)) { - canvas.height = data.height; - canvas.width = data.height * aspectRatio; - } - - this.renderCanvas(true); - } - }, - - - /** - * Get the crop box position and size data. - * @returns {Object} The result crop box data. - */ - getCropBoxData: function getCropBoxData() { - var cropBox = this.cropBox; - - - return this.ready && this.cropped ? { - left: cropBox.left, - top: cropBox.top, - width: cropBox.width, - height: cropBox.height - } : {}; - }, - - - /** - * Set the crop box position and size with new data. - * @param {Object} data - The new crop box data. - */ - setCropBoxData: function setCropBoxData(data) { - var cropBox = this.cropBox; - var aspectRatio = this.options.aspectRatio; - - var widthChanged = void 0; - var heightChanged = void 0; - - if ($.isFunction(data)) { - data = data.call(this.$element); - } - - if (this.ready && this.cropped && !this.disabled && $.isPlainObject(data)) { - if (isNumber(data.left)) { - cropBox.left = data.left; - } - - if (isNumber(data.top)) { - cropBox.top = data.top; - } - - if (isNumber(data.width) && data.width !== cropBox.width) { - widthChanged = true; - cropBox.width = data.width; - } - - if (isNumber(data.height) && data.height !== cropBox.height) { - heightChanged = true; - cropBox.height = data.height; - } - - if (aspectRatio) { - if (widthChanged) { - cropBox.height = cropBox.width / aspectRatio; - } else if (heightChanged) { - cropBox.width = cropBox.height * aspectRatio; - } - } - - this.renderCropBox(); - } - }, - - - /** - * Get a canvas drawn the cropped image. - * @param {Object} [options={}] - The config options. - * @returns {HTMLCanvasElement} - The result canvas. - */ - getCroppedCanvas: function getCroppedCanvas() { - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - - if (!this.ready || !window.HTMLCanvasElement) { - return null; - } - - var canvasData = this.canvas; - - var source = getSourceCanvas(this.$clone[0], this.image, canvasData, options); - - // Returns the source canvas if it is not cropped. - if (!this.cropped) { - return source; - } - - var _getData = this.getData(), - x = _getData.x, - y = _getData.y, - initialWidth = _getData.width, - initialHeight = _getData.height; - - var aspectRatio = initialWidth / initialHeight; - var maxSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: options.maxWidth || Infinity, - height: options.maxHeight || Infinity - }); - var minSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: options.minWidth || 0, - height: options.minHeight || 0 - }); - - var _getContainSizes = getContainSizes({ - aspectRatio: aspectRatio, - width: options.width || initialWidth, - height: options.height || initialHeight - }), - width = _getContainSizes.width, - height = _getContainSizes.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 === undefined ? true : _options$imageSmoothi, - imageSmoothingQuality = options.imageSmoothingQuality; - - - context.imageSmoothingEnabled = imageSmoothingEnabled; - - if (imageSmoothingQuality) { - context.imageSmoothingQuality = imageSmoothingQuality; - } - - // https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D.drawImage - var sourceWidth = source.width; - var sourceHeight = source.height; - - // Source canvas parameters - var srcX = x; - var srcY = y; - var srcWidth = void 0; - var srcHeight = void 0; - - // Destination canvas parameters - var dstX = void 0; - var dstY = void 0; - var dstWidth = void 0; - var dstHeight = void 0; - - if (srcX <= -initialWidth || srcX > sourceWidth) { - srcX = 0; - srcWidth = 0; - dstX = 0; - dstWidth = 0; - } else if (srcX <= 0) { - dstX = -srcX; - srcX = 0; - srcWidth = Math.min(sourceWidth, initialWidth + srcX); - dstWidth = srcWidth; - } else if (srcX <= sourceWidth) { - dstX = 0; - srcWidth = Math.min(initialWidth, sourceWidth - srcX); - dstWidth = srcWidth; - } - - if (srcWidth <= 0 || srcY <= -initialHeight || srcY > sourceHeight) { - srcY = 0; - srcHeight = 0; - dstY = 0; - dstHeight = 0; - } else if (srcY <= 0) { - dstY = -srcY; - srcY = 0; - srcHeight = Math.min(sourceHeight, initialHeight + srcY); - dstHeight = srcHeight; - } else if (srcY <= sourceHeight) { - dstY = 0; - srcHeight = Math.min(initialHeight, sourceHeight - srcY); - dstHeight = srcHeight; - } - - // All the numerical parameters should be integer for `drawImage` - // https://github.com/fengyuanchen/cropper/issues/476 - var params = [srcX, srcY, srcWidth, srcHeight]; - - // Avoid "IndexSizeError" - if (dstWidth > 0 && dstHeight > 0) { - var scale = width / initialWidth; - - params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale); - } - - context.drawImage.apply(context, [source].concat(toConsumableArray($.map(params, function (param) { - return Math.floor(normalizeDecimalNumber(param)); - })))); - return canvas; - }, - - - /** - * Change the aspect ratio of the crop box. - * @param {number} aspectRatio - The new aspect ratio. - */ - 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(); - } - } - } - }, - - - /** - * Change the drag mode. - * @param {string} mode - The new drag mode. - */ - setDragMode: function setDragMode(mode) { - var options = this.options; - - var croppable = void 0; - var movable = void 0; - - if (this.loaded && !this.disabled) { - croppable = mode === DRAG_MODE_CROP; - movable = options.movable && mode === DRAG_MODE_MOVE; - mode = croppable || movable ? mode : DRAG_MODE_NONE; - - this.$dragBox.data(DATA_ACTION, mode).toggleClass(CLASS_CROP, croppable).toggleClass(CLASS_MOVE, movable); - - if (!options.cropBoxMovable) { - // Sync drag mode to crop box when it is not movable(#300) - this.$face.data(DATA_ACTION, mode).toggleClass(CLASS_CROP, croppable).toggleClass(CLASS_MOVE, movable); - } - } - } -}; - -var Cropper = 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 <img> or <canvas> element.'); - } - - this.element = element; - this.$element = $(element); - this.options = $.extend({}, DEFAULTS, $.isPlainObject(options) && options); - this.completed = false; - this.cropped = false; - this.disabled = false; - this.isImg = false; - this.limited = false; - this.loaded = false; - this.ready = false; - this.replaced = false; - this.wheeling = false; - this.originalUrl = ''; - this.canvas = null; - this.cropBox = null; - this.pointers = {}; - this.init(); - } - - createClass(Cropper, [{ - key: 'init', - value: function init() { - var $element = this.$element; - - var url = void 0; - - if ($element.is('img')) { - this.isImg = true; - - // Should use `$.fn.attr` here. e.g.: "img/picture.jpg" - url = $element.attr('src') || ''; - this.originalUrl = url; - - // Stop when it's a blank image - if (!url) { - return; - } - - // Should use `$.fn.prop` here. e.g.: "http://example.com/img/picture.jpg" - url = $element.prop('src'); - } else if ($element.is('canvas') && window.HTMLCanvasElement) { - url = $element[0].toDataURL(); - } - - this.load(url); - } - - // A shortcut for triggering custom events - - }, { - key: 'trigger', - value: function trigger(type, data) { - var e = $.Event(type, data); - - this.$element.trigger(e); - - return e; - } - }, { - key: 'load', - value: function load(url) { - var _this = this; - - if (!url) { - return; - } - - this.url = url; - this.image = {}; - - var $element = this.$element, - options = this.options; - - - if (!options.checkOrientation || !window.ArrayBuffer) { - this.clone(); - return; - } - - // XMLHttpRequest disallows to open a Data URL in some browsers like IE11 and Safari - if (REGEXP_DATA_URL.test(url)) { - if (REGEXP_DATA_URL_JPEG.test(url)) { - this.read(dataURLToArrayBuffer(url)); - } else { - this.clone(); - } - - return; - } - - var xhr = new XMLHttpRequest(); - - xhr.onerror = function () { - _this.clone(); - }; - - xhr.onload = function () { - _this.read(xhr.response); - }; - - // Bust cache when there is a "crossOrigin" property - if (options.checkCrossOrigin && isCrossOriginURL(url) && !$element.prop('crossOrigin')) { - url = addTimestamp(url); - } - - xhr.open('get', url); - xhr.responseType = 'arraybuffer'; - xhr.withCredentials = $element.prop('crossOrigin') === 'use-credentials'; - xhr.send(); - } - }, { - key: 'read', - value: function read(arrayBuffer) { - var options = this.options, - image = this.image; - - var orientation = getOrientation(arrayBuffer); - var rotate = 0; - var scaleX = 1; - var scaleY = 1; - - if (orientation > 1) { - this.url = arrayBufferToDataURL(arrayBuffer, 'image/jpeg'); - - var _parseOrientation = parseOrientation(orientation); - - rotate = _parseOrientation.rotate; - scaleX = _parseOrientation.scaleX; - scaleY = _parseOrientation.scaleY; - } - - if (options.rotatable) { - image.rotate = rotate; - } - - if (options.scalable) { - image.scaleX = scaleX; - image.scaleY = scaleY; - } - - this.clone(); - } - }, { - key: 'clone', - value: function clone() { - var $element = this.$element, - options = this.options, - url = this.url; - - var crossOrigin = ''; - var crossOriginUrl = void 0; - - if (options.checkCrossOrigin && isCrossOriginURL(url)) { - crossOrigin = $element.prop('crossOrigin'); - - if (crossOrigin) { - crossOriginUrl = url; - } else { - crossOrigin = 'anonymous'; - - // Bust cache (#148) when there is not a "crossOrigin" property - crossOriginUrl = addTimestamp(url); - } - } - - this.crossOrigin = crossOrigin; - this.crossOriginUrl = crossOriginUrl; - - var image = document.createElement('img'); - - if (crossOrigin) { - image.crossOrigin = crossOrigin; - } - - image.src = crossOriginUrl || url; - - var $clone = $(image); - - this.$clone = $clone; - - if (this.isImg) { - if (this.element.complete) { - this.start(); - } else { - $element.one(EVENT_LOAD, $.proxy(this.start, this)); - } - } else { - $clone.one(EVENT_LOAD, $.proxy(this.start, this)).one(EVENT_ERROR, $.proxy(this.stop, this)).addClass(CLASS_HIDE).insertAfter($element); - } - } - }, { - key: 'start', - value: function start() { - var _this2 = this; - - var $clone = this.$clone; - - var $image = this.$element; - - if (!this.isImg) { - $clone.off(EVENT_ERROR, this.stop); - $image = $clone; - } - - getImageNaturalSizes($image[0], function (naturalWidth, naturalHeight) { - $.extend(_this2.image, { - naturalWidth: naturalWidth, - naturalHeight: naturalHeight, - aspectRatio: naturalWidth / naturalHeight - }); - - _this2.loaded = true; - _this2.build(); - }); - } - }, { - key: 'stop', - value: function stop() { - this.$clone.remove(); - this.$clone = null; - } - }, { - key: 'build', - value: function build() { - var _this3 = this; - - if (!this.loaded) { - return; - } - - // Unbuild first when replace - if (this.ready) { - this.unbuild(); - } - - var $element = this.$element, - options = this.options, - $clone = this.$clone; - - var $cropper = $(TEMPLATE); - var $cropBox = $cropper.find('.' + NAMESPACE + '-crop-box'); - var $face = $cropBox.find('.' + NAMESPACE + '-face'); - - // Create cropper elements - this.$container = $element.parent(); - this.$cropper = $cropper; - this.$canvas = $cropper.find('.' + NAMESPACE + '-canvas').append($clone); - this.$dragBox = $cropper.find('.' + NAMESPACE + '-drag-box'); - this.$cropBox = $cropBox; - this.$viewBox = $cropper.find('.' + NAMESPACE + '-view-box'); - this.$face = $face; - - // Hide the original image - $element.addClass(CLASS_HIDDEN).after($cropper); - - // Show the clone image if is hidden - if (!this.isImg) { - $clone.removeClass(CLASS_HIDE); - } - - this.initPreview(); - this.bind(); - - options.aspectRatio = Math.max(0, options.aspectRatio) || NaN; - options.viewMode = Math.max(0, Math.min(3, Math.round(options.viewMode))) || 0; - - this.cropped = options.autoCrop; - - if (options.autoCrop) { - if (options.modal) { - this.$dragBox.addClass(CLASS_MODAL); - } - } else { - $cropBox.addClass(CLASS_HIDDEN); - } - - if (!options.guides) { - $cropBox.find('.' + NAMESPACE + '-dashed').addClass(CLASS_HIDDEN); - } - - if (!options.center) { - $cropBox.find('.' + NAMESPACE + '-center').addClass(CLASS_HIDDEN); - } - - if (options.cropBoxMovable) { - $face.addClass(CLASS_MOVE).data(DATA_ACTION, ACTION_ALL); - } - - if (!options.highlight) { - $face.addClass(CLASS_INVISIBLE); - } - - if (options.background) { - $cropper.addClass(NAMESPACE + '-bg'); - } - - if (!options.cropBoxResizable) { - $cropBox.find('.' + NAMESPACE + '-line,.' + NAMESPACE + '-point').addClass(CLASS_HIDDEN); - } - - this.setDragMode(options.dragMode); - this.render(); - this.ready = true; - this.setData(options.data); - - // Trigger the ready event asynchronously to keep `data('cropper')` is defined - this.completing = setTimeout(function () { - if ($.isFunction(options.ready)) { - $element.one(EVENT_READY, options.ready); - } - - _this3.trigger(EVENT_READY); - _this3.trigger(EVENT_CROP, _this3.getData()); - _this3.completed = true; - }, 0); - } - }, { - key: 'unbuild', - value: function unbuild() { - if (!this.ready) { - return; - } - - if (!this.completed) { - clearTimeout(this.completing); - } - - this.ready = false; - this.completed = false; - this.initialImage = null; - - // Clear `initialCanvas` is necessary when replace - this.initialCanvas = null; - this.initialCropBox = null; - this.container = null; - this.canvas = null; - - // Clear `cropBox` is necessary when replace - this.cropBox = null; - this.unbind(); - - this.resetPreview(); - this.$preview = null; - - this.$viewBox = null; - this.$cropBox = null; - this.$dragBox = null; - this.$canvas = null; - this.$container = null; - - this.$cropper.remove(); - this.$cropper = null; - } - - /** - * Change the default options. - * @param {Object} options - The new default options. - */ - - }], [{ - key: 'setDefaults', - value: function setDefaults(options) { - $.extend(DEFAULTS, $.isPlainObject(options) && options); - } - }]); - return Cropper; -}(); - -if ($.extend) { - $.extend(Cropper.prototype, render, preview, events, handlers, change, methods); -} - -if ($.fn) { - var AnotherCropper = $.fn.cropper; - - $.fn.cropper = function jQueryCropper(option) { - for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { - args[_key - 1] = arguments[_key]; - } - - var result = void 0; - - this.each(function (i, element) { - var $element = $(element); - var data = $element.data(NAMESPACE); - - if (!data) { - if (/destroy/.test(option)) { - return; - } - - var options = $.extend({}, $element.data(), $.isPlainObject(option) && option); - - data = new Cropper(element, options); - $element.data(NAMESPACE, data); - } - - if (isString(option)) { - var fn = data[option]; - - if ($.isFunction(fn)) { - result = fn.apply(data, args); - } - } - }); - - return isUndefined(result) ? this : result; - }; - - $.fn.cropper.Constructor = Cropper; - $.fn.cropper.setDefaults = Cropper.setDefaults; - $.fn.cropper.noConflict = function noConflict() { - $.fn.cropper = AnotherCropper; - return this; - }; -} - -}))); |