vue-cropperjs-ex
Version:
a vue copper component based on cropperjs
4,607 lines • 140 kB
JavaScript
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/* 0 */
/***/ (function(module, exports, __webpack_require__) {
// extracted by mini-css-extract-plugin
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
// extracted by mini-css-extract-plugin
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
/*!
* Cropper.js v1.5.9
* https://fengyuanchen.github.io/cropperjs
*
* Copyright 2015-present Chen Fengyuan
* Released under the MIT license
*
* Date: 2020-09-10T13:16:26.743Z
*/
(function (global, factory) {
true ? module.exports = factory() :
undefined;
}(this, (function () { 'use strict';
function _typeof(obj) {
"@babel/helpers - typeof";
if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
_typeof = function (obj) {
return typeof obj;
};
} else {
_typeof = function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
};
}
return _typeof(obj);
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
return Constructor;
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function ownKeys(object, enumerableOnly) {
var keys = Object.keys(object);
if (Object.getOwnPropertySymbols) {
var symbols = Object.getOwnPropertySymbols(object);
if (enumerableOnly) symbols = symbols.filter(function (sym) {
return Object.getOwnPropertyDescriptor(object, sym).enumerable;
});
keys.push.apply(keys, symbols);
}
return keys;
}
function _objectSpread2(target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i] != null ? arguments[i] : {};
if (i % 2) {
ownKeys(Object(source), true).forEach(function (key) {
_defineProperty(target, key, source[key]);
});
} else if (Object.getOwnPropertyDescriptors) {
Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
} else {
ownKeys(Object(source)).forEach(function (key) {
Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
});
}
}
return target;
}
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" && Symbol.iterator in Object(iter)) return Array.from(iter);
}
function _unsupportedIterableToArray(o, minLen) {
if (!o) return;
if (typeof o === "string") return _arrayLikeToArray(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(o);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _nonIterableSpread() {
throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
var IS_BROWSER = typeof window !== 'undefined' && typeof window.document !== 'undefined';
var WINDOW = IS_BROWSER ? window : {};
var IS_TOUCH_DEVICE = IS_BROWSER && WINDOW.document.documentElement ? 'ontouchstart' in WINDOW.document.documentElement : false;
var HAS_POINTER_EVENT = IS_BROWSER ? 'PointerEvent' in WINDOW : false;
var NAMESPACE = 'cropper'; // 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 = '<div class="cropper-container" touch-action="none">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-cropper-action="e"></span>' + '<span class="cropper-line line-n" data-cropper-action="n"></span>' + '<span class="cropper-line line-w" data-cropper-action="w"></span>' + '<span class="cropper-line line-s" data-cropper-action="s"></span>' + '<span class="cropper-point point-e" data-cropper-action="e"></span>' + '<span class="cropper-point point-n" data-cropper-action="n"></span>' + '<span class="cropper-point point-w" data-cropper-action="w"></span>' + '<span class="cropper-point point-s" data-cropper-action="s"></span>' + '<span class="cropper-point point-ne" data-cropper-action="ne"></span>' + '<span class="cropper-point point-nw" data-cropper-action="nw"></span>' + '<span class="cropper-point point-sw" data-cropper-action="sw"></span>' + '<span class="cropper-point point-se" data-cropper-action="se"></span>' + '</div>' + '</div>';
/**
* 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) // or 'cover'
{
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 ratio = container.offsetWidth / containerData.width; // Resize when width changed or height changed
if (ratio !== 1 || container.offsetHeight !== containerData.height) {
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(),
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 <img> or <canvas> element.');
}
this.element = element;
this.options = assign({}, DEFAULTS, isPlainObject(options) && options);
this.cropped = false;
this.disabled = false;
this.pointers = {};
this.ready = false;
this.reloading = false;
this.replaced = false;
this.sized = false;
this.sizing = false;
this.init();
}
_createClass(Cropper, [{
key: "init",
value: function init() {
var element = this.element;
var tagName = element.tagName.toLowerCase();
var url;
if (element[NAMESPACE]) {
return;
}
element[NAMESPACE] = this;
if (tagName === 'img') {
this.isImg = true; // 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);
}
xhr.open('GET', url);
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 image if is hidden
if (!this.isImg) {
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();
this.cropper.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;
})));
/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {
// extracted by mini-css-extract-plugin
/***/ }),
/* 4 */
/***/ (function(module, exports, __webpack_require__) {
// extracted by mini-css-extract-plugin
/***/ }),
/* 5 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
/* harmony import */ var _node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_svg_icon_vue_vue_type_style_index_0_id_61d4d952_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(0);
/* harmony import */ var _node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_svg_icon_vue_vue_type_style_index_0_id_61d4d952_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_svg_icon_vue_vue_type_style_index_0_id_61d4d952_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0__);
/* unused harmony reexport * */
/***/ }),
/* 6 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
/* harmony import */ var _node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_copper_vue_vue_type_style_index_0_id_353e9c9c_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(1);
/* harmony import */ var _node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_copper_vue_vue_type_style_index_0_id_353e9c9c_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_node_modules_mini_css_extract_plugin_dist_loader_js_node_modules_css_loader_dist_cjs_js_node_modules_vue_loader_lib_loaders_stylePostLoader_js_node_modules_vue_loader_lib_index_js_vue_loader_options_copper_vue_vue_type_style_index_0_id_353e9c9c_scoped_true_lang_css___WEBPACK_IMPORTED_MODULE_0__);
/* unused harmony reexport * */
/***/ }),
/* 7 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);
// EXPORTS
__webpack_require__.d(__webpack_exports__, "Copper", function() { return /* reexport */ copper; });
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./src/copper.vue?vue&type=template&id=353e9c9c&scoped=true&
var render = function() {
var _vm = this
var _h = _vm.$createElement
var _c = _vm._self._c || _h
return _c("div", { staticClass: "container" }, [
_c("div", { staticClass: "img" }, [
_c("img", { attrs: { id: "image", src: _vm.src } })
]),
_vm._v(" "),
_c(
"div",
{ staticClass: "preview-container" },
[
_c("div", { staticClass: "preview lg" }),
_vm._v(" "),
_c("button-group", {
staticClass: "wl-groups",
attrs: { options: _vm.aspectRatioArray },
on: { change: _vm.onValChange },
model: {
value: _vm.val,
callback: function($$v) {
_vm.val = $$v
},
expression: "val"
}
}),
_vm._v(" "),
_c("div", { staticClass: "f-r" }, [
_c("div", { staticClass: "btn-group" }, [
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "zoom",
"data-option": "0.1",
title: "放大"
},
on: {
click: function($event) {
return _vm.zoom(0.1)
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip", title: "放大" }
},
[_c("svg-icon", { attrs: { name: "search-plus" } })],
1
)
]
),
_vm._v(" "),
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "zoom",
"data-option": "-0.1",
title: "缩小"
},
on: {
click: function($event) {
return _vm.zoom(-0.1)
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "search-minus" } })],
1
)
]
)
]),
_vm._v(" "),
_c("div", { staticClass: "btn-group" }, [
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "rotate",
"data-option": "-45",
title: "左转45度"
},
on: {
click: function($event) {
return _vm.rotate(-45)
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "undo" } })],
1
)
]
),
_vm._v(" "),
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "rotate",
"data-option": "45",
title: "右转45度"
},
on: {
click: function($event) {
return _vm.rotate(45)
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "repeat" } })],
1
)
]
)
])
]),
_vm._v(" "),
_c("div", { staticClass: "f-r" }, [
_c("div", { staticClass: "btn-group" }, [
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "zoom",
"data-option": "0.1",
title: "拖拽模式"
},
on: {
click: function($event) {
return _vm.setDragMode("move")
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "arrows" } })],
1
)
]
),
_vm._v(" "),
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "zoom",
"data-option": "-0.1",
title: "裁剪模式"
},
on: {
click: function($event) {
return _vm.setDragMode("crop")
}
}
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "crop" } })],
1
)
]
)
]),
_vm._v(" "),
_c("div", { staticClass: "btn-group" }, [
_c(
"button",
{
staticClass: "btn btn-primary",
attrs: {
type: "button",
"data-method": "zoom",
"data-option": "0.1",
title: "重置"
},
on: { click: _vm.reset }
},
[
_c(
"span",
{
staticClass: "docs-tooltip",
attrs: { "data-toggle": "tooltip" }
},
[_c("svg-icon", { attrs: { name: "refresh-full" } })],
1
)
]
)
])
]),
_vm._v(" "),
_c("div", { staticClass: "f-r" }),
_vm._v(" "),
_c(
"button",
{
staticClass: "btn btn-success",
attrs: { type: "button", "data-dismiss": "modal" },
on: { click: _vm.confirm }
},
[_vm._v("\n 确认裁剪\n ")]
)
],
1
)
])
}
var staticRenderFns = []
render._withStripped = true
// CONCATENATED MODULE: ./src/copper.vue?vue&type=template&id=353e9c9c&scoped=true&
// EXTERNAL MODULE: ./node_modules/cropperjs/dist/cropper.css
var dist_cropper = __webpack_require__(3);
// EXTERNAL MODULE: ./src/css/base.css
var base = __webpack_require__(4);
// EXTERNAL MODULE: ./node_modules/cropperjs/dist/cropper.js
var cropperjs_dist_cropper = __webpack_require__(2);
var dist_cropper_default = /*#__PURE__*/__webpack_require__.n(cropperjs_dist_cropper);
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./src/components/button-group.vue?vue&type=template&id=49b82234&scoped=true&
var button_groupvue_type_template_id_49b82234_scoped_true_render = function() {
var _vm = this
var _h = _vm.$createElement
var _c = _vm._self._c || _h
return _c(
"div",
{
staticClass: "btn-group d-flex flex-nowrap",
attrs: { id: "wl-btn-group", "data-toggle": "buttons" }
},
_vm._l(_vm.options, function(item) {
return _c("label", { key: item.value, staticClass: "btn btn-primary" }, [
_c("input", {
staticClass: "sr-only",
attrs: { type: "radio", id: "aspectRatio1", name: "aspectRatio" },
domProps: { value: item.value },
on: { change: _vm.setValue }
}),
_vm._v(" "),
_c(
"span",
{ staticClass: "docs-tooltip", attrs: { "data-toggle": "tooltip" } },
[_vm._v("\n " + _vm._s(item.label) + "\n ")]
)
])
}),
0
)
}
var button_groupvue_type_template_id_49b82234_scoped_true_staticRenderFns = []
button_groupvue_type_template_id_49b82234_scoped_true_render._withStripped = true
// CONCATENATED MODULE: ./src/components/button-group.vue?vue&type=template&id=49b82234&scoped=true&
// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./src/components/button-group.vue?vue&type=script&lang=js&
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
/* harmony default export */ var button_groupvue_type_script_lang_js_ = ({
name: "btns",
model: {
prop: "checked",
event: "change"
},
props: {
checked: [Number, String],
options: Array
},
methods: {
setValue: function setValue() {
var checkVla = document.querySelector("#wl-btn-group input[type='radio']:checked").value;
this.$emit("change", checkVla);
}
}
});
// CONCATENATED MODULE: ./src/components/button-group.vue?vue&type=script&lang=js&
/* harmony default export */ var components_button_groupvue_type_script_lang_js_ = (button_groupvue_type_script_lang_js_);
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/runtime/componentNormalizer.js
/* globals __VUE_SSR_CONTEXT__ */
// IMPORTANT: Do NOT use ES2015 features in this file (except for modules).
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.
function normalizeComponent (
scriptExports,
render,
staticRenderFns,
functionalTemplate,
injectStyles,
scopeId,
moduleIdentifier, /* server only */
shadowMode /* vue-cli only */
) {
// Vue.extend constructor export interop
var options = typeof scriptExports === 'function'
? scriptExports.options
: scriptExports
// render functions
if (render) {
options.render = render
options.staticRenderFns = staticRenderFns
options._compiled = true
}
// functional template
if (functionalTemplate) {
options.functional = true
}
// scopedId
if (scopeId) {
options._scopeId = 'data-v-' + scopeId
}
var hook
if (moduleIdentifier) { // server build
hook = function (context) {
// 2.3 injection
context =
context || // cached call
(this.$vnode && this.$vnode.ssrContext) || // stateful
(this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
// 2.2 with runInNewContext: true
if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
context = __VUE_SSR_CONTEXT__
}
// inject component styles
if (injectStyles) {
injectStyles.call(this, context)
}
// register component module identifier for async chunk inferrence
if (context && context._registeredComponents) {
context._registeredComponents.add(moduleIdentifier)
}
}
// used by ssr in case component is cached and beforeCreate
// never gets called
options._ssrRegister = hook
} else if (injectStyles) {
hook = shadowMode
? function () {
injectStyles.call(
this,
(options.functional ? this.parent : this).$root.$options.shadowRoot
)
}
: injectStyles
}
if (hook) {
if (options.functional) {
// for template-only hot-reload because in that case the render fn doesn't
// go through the normalizer
options._injectStyles = hook
// register for functional component in vue file
var originalRender = options.render
options.render = function renderWithStyleInjection (h, context) {
hook.call(context)
return originalRender(h, context)
}
} else {
// inject component registration as beforeCreate hook
var existing = options.beforeCreate
options.beforeCreate = existing
? [].concat(existing, hook)
: [hook]
}
}
return {
exports: scriptExports,
options: options
}
}
// CONCATENATED MODULE: ./src/components/button-group.vue
/* normalize component */
var component = normalizeComponent(
components_button_groupvue_type_script_lang_js_,
button_groupvue_type_template_id_49b82234_scoped_true_render,
button_groupvue_type_template_id_49b82234_scoped_true_staticRenderFns,
false,
null,
"49b82234",
null
)
/* hot reload */
if (false) { var api; }
component.options.__file = "src/components/button-group.vue"
/* harmony default export */ var button_group = (component.exports);
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./src/components/svg-icon.vue?vue&type=template&id=61d4d952&scoped=true&
var svg_iconvue_type_template_id_61d4d952_scoped_true_render = function() {
var _vm = this
var _h = _vm.$createElement
var _c = _vm._self._c || _h
return _c(
"svg",
{
staticClass: "svg-icon",
attrs: { width: _vm.size, height: _vm.size, "aria-hidden": "true" }
},
[_c("use", { attrs: { "xlink:href": _vm.iconName } })]
)
}
var svg_iconvue_type_template_id_61d4d952_scoped_true_staticRenderFns = []
svg_iconvue_type_template_id_61d4d952_scoped_true_render._withStripped = true
// CONCATENATED MODULE: ./src/components/svg-icon.vue?vue&type=template&id=61d4d952&scoped=true&
// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./src/components/svg-icon.vue?vue&type=script&lang=js&
//
//
//
//
//
//
/* harmony default export */ var svg_iconvue_type_script_lang_js_ = ({
name: "svg-icon",
props: {
name: {
type: String
},
size: {
type: [String, Number],
"default": 12
}
},
computed: {
iconName: function iconName() {
return "#icon-".concat(this.name);
}
}
});
// CONCATENATED MODULE: ./src/components/svg-icon.vue?vue&type=script&lang=js&
/* harmony default export */ var components_svg_iconvue_type_script_lang_js_ = (svg_iconvue_type_script_lang_js_);
// EXTERNAL MODULE: ./src/components/svg-icon.vue?vue&type=style&index=0&id=61d4d952&scoped=true&lang=css&
var svg_iconvue_type_style_index_0_id_61d4d952_scoped_true_lang_css_ = __webpack_require__(5);
// CONCATENATED MODULE: ./src/components/svg-icon.vue
/* normalize component */
var svg_icon_component = normalizeComponent(
components_svg_iconvue_type_script_lang_js_,
svg_iconvue_type_template_id_61d4d952_scoped_true_render,
svg_iconvue_type_template_id_61d4d952_scoped_true_staticRenderFns,
false,
null,
"61d4d952",
null
)
/* hot reload */
if (false) { var svg_icon_api; }
svg_icon_component.options.__file = "src/components/svg-icon.vue"
/* harmony default export */ var svg_icon = (svg_icon_component.exports);
// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./src/copper.vue?vue&type=script&lang=js&
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
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/* harmony default export */ var coppervue_type_script_lang_js_ = ({
name: "copper",
data: function data() {
return {
cropper: null,
val: 0,
aspectRatioArray: [{
label: "16:9",
value: 16 / 9
}, {
label: "4:3",
value: 4 / 3
}, {
label: "1:1",
value: 1 / 1
}],
scaleArray: [{
label: "16:9",
value: 16 / 9
}, {
label: "16:9",
value: 16 / 9
}],
rotateArray: []
};
},
props: {
aspectRatio: {
type: Number,
"default": 16 / 9
},
src: {
type: String,
"default": ""
}
},
components: {
ButtonGroup: button_group,
SvgIcon: svg_icon
},
mounted: function mounted() {
var image = document.getElementById("image");
var $this = this;
var cropper = new dist_cropper_default.a(image, {
aspectRatio: this.aspectRatio,
preview: ".preview",
ready: function ready() {
$this.cropper = this.cropper;
}
});
},
methods: {
confirm: function confirm() {
var _this = this;
var croppedCanvas = this.cropper.getCroppedCanvas();
var dataURL = croppedCanvas.toDataURL("image/png");
croppedCanvas.toBlob(function (blob) {
_this.$emit("confirm", dataURL, blob);
});
},
reset: function reset() {
return this.cropper.reset();
},
onValChange: function onValChange(val) {
this.setAspectRatio(+val);
},
setDragMode: function setDragMode(val) {
return this.cropper.setDragMode(val);
},
zoom: function zoom(val) {
return this.cropper.zoom(val);
},
rotate: function rotate(val) {
return this.cropper.rotate(val);
},
setImageSrc: function setImageSrc(url, hasSameSize) {
return this.cropper.replace(url, hasSameSize);
},
setAspectRatio: function setAspectRatio(aspectRatio) {
return this.cropper.setAspectRatio(aspectRatio);
},
getCroppedCanvas: function getCroppedCanvas(option) {
return this.cropper.getCroppedCanvas(option);
}
},
watch: {
src: function src(newValue, oldValue) {
this.setImageSrc(newValue);
}
}
});
// CONCATENATED MODULE: ./src/copper.vue?vue&type=script&lang=js&
/* harmony default export */ var src_coppervue_type_script_lang_js_ = (coppervue_type_script_lang_js_);
// EXTERNAL MODULE: ./src/copper.vue?vue&type=style&index=0&id=353e9c9c&scoped=true&lang=css&
var coppervue_type_style_index_0_id_353e9c9c_scoped_true_lang_css_ = __webpack_require__(6);
// CONCATENATED MODULE: ./src/copper.vue
/* normalize component */
var copper_component = normalizeComponent(
src_coppervue_type_script_lang_js_,
render,
staticRenderFns,
false,
null,
"353e9c9c",
null
)
/* hot reload */
if (false) { var copper_api; }
copper_component.options.__file = "src/copper.vue"
/* harmony default export */ var copper = (copper_component.exports);
// CONCATENATED MODULE: ./src/index.js
var src_install = function install(Vue) {
if (typeof window !== 'undefined' && window.Vue) {
Vue = window.Vue;
}
Vue.component(copper.name, copper);
};
/* istanbul ignore if */
if (typeof window !== 'undefined' && window.Vue) {
src_install(window.Vue);
}
/* harmony default export */ var src = __webpack_exports__["default"] = ({
install: src_install,
Copper: copper
});
/***/ })
/******/ ]);
});
//# sourceMappingURL=vue-cropper.common.js.map