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jquery.cropit.js
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jquery.cropit.js
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/*! cropit - v0.5.1 <https://github.com/scottcheng/cropit> */
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory(require("jquery"));
else if(typeof define === 'function' && define.amd)
define(["jquery"], factory);
else if(typeof exports === 'object')
exports["cropit"] = factory(require("jquery"));
else
root["cropit"] = factory(root["jQuery"]);
})(this, function(__WEBPACK_EXTERNAL_MODULE_1__) {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
var _slice = Array.prototype.slice;
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
var _jquery = __webpack_require__(1);
var _jquery2 = _interopRequireDefault(_jquery);
var _cropit = __webpack_require__(2);
var _cropit2 = _interopRequireDefault(_cropit);
var _constants = __webpack_require__(4);
var _utils = __webpack_require__(6);
var applyOnEach = function applyOnEach($el, callback) {
return $el.each(function () {
var cropit = _jquery2['default'].data(this, _constants.PLUGIN_KEY);
if (!cropit) {
return;
}
callback(cropit);
});
};
var callOnFirst = function callOnFirst($el, method, options) {
var cropit = $el.first().data(_constants.PLUGIN_KEY);
if (!cropit || !_jquery2['default'].isFunction(cropit[method])) {
return null;
}
return cropit[method](options);
};
var methods = {
init: function init(options) {
return this.each(function () {
// Only instantiate once per element
if (_jquery2['default'].data(this, _constants.PLUGIN_KEY)) {
return;
}
var cropit = new _cropit2['default'](_jquery2['default'], this, options);
_jquery2['default'].data(this, _constants.PLUGIN_KEY, cropit);
});
},
destroy: function destroy() {
return this.each(function () {
_jquery2['default'].removeData(this, _constants.PLUGIN_KEY);
});
},
isZoomable: function isZoomable() {
return callOnFirst(this, 'isZoomable');
},
'export': function _export(options) {
return callOnFirst(this, 'getCroppedImageData', options);
}
};
var delegate = function delegate($el, fnName) {
return applyOnEach($el, function (cropit) {
cropit[fnName]();
});
};
var prop = function prop($el, name, value) {
if ((0, _utils.exists)(value)) {
return applyOnEach($el, function (cropit) {
cropit[name] = value;
});
} else {
var cropit = $el.first().data(_constants.PLUGIN_KEY);
return cropit[name];
}
};
_jquery2['default'].fn.cropit = function (method) {
if (methods[method]) {
return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
} else if (['imageState', 'imageSrc', 'offset', 'previewSize', 'imageSize', 'zoom', 'initialZoom', 'exportZoom', 'minZoom', 'maxZoom'].indexOf(method) >= 0) {
return prop.apply(undefined, [this].concat(_slice.call(arguments)));
} else if (['rotateCW', 'rotateCCW', 'disable', 'reenable'].indexOf(method) >= 0) {
return delegate.apply(undefined, [this].concat(_slice.call(arguments)));
} else {
return methods.init.apply(this, arguments);
}
};
/***/ },
/* 1 */
/***/ function(module, exports) {
module.exports = __WEBPACK_EXTERNAL_MODULE_1__;
/***/ },
/* 2 */
/***/ function(module, exports, __webpack_require__) {
Object.defineProperty(exports, '__esModule', {
value: true
});
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var _jquery = __webpack_require__(1);
var _jquery2 = _interopRequireDefault(_jquery);
var _Zoomer = __webpack_require__(3);
var _Zoomer2 = _interopRequireDefault(_Zoomer);
var _constants = __webpack_require__(4);
var _options = __webpack_require__(5);
var _utils = __webpack_require__(6);
var Cropit = (function () {
function Cropit(jQuery, element, options) {
_classCallCheck(this, Cropit);
this.$el = (0, _jquery2['default'])(element);
var defaults = (0, _options.loadDefaults)(this.$el);
this.options = _jquery2['default'].extend({}, defaults, options);
this.init();
}
_createClass(Cropit, [{
key: 'init',
value: function init() {
var _this = this;
this.image = new Image();
this.preImage = new Image();
this.image.onload = this.onImageLoaded.bind(this);
this.preImage.onload = this.onPreImageLoaded.bind(this);
this.image.onerror = this.preImage.onerror = function () {
_this.onImageError.call(_this, _constants.ERRORS.IMAGE_FAILED_TO_LOAD);
};
this.$preview = this.options.$preview.css('position', 'relative');
this.$fileInput = this.options.$fileInput.attr({ accept: 'image/*' });
this.$zoomSlider = this.options.$zoomSlider.attr({ min: 0, max: 1, step: 0.01 });
this.previewSize = {
width: this.options.width || this.$preview.innerWidth(),
height: this.options.height || this.$preview.innerHeight()
};
this.$image = (0, _jquery2['default'])('<img />').addClass(_constants.CLASS_NAMES.PREVIEW_IMAGE).attr('alt', '').css({
transformOrigin: 'top left',
webkitTransformOrigin: 'top left',
willChange: 'transform'
});
this.$imageContainer = (0, _jquery2['default'])('<div />').addClass(_constants.CLASS_NAMES.PREVIEW_IMAGE_CONTAINER).css({
position: 'absolute',
overflow: 'hidden',
left: 0,
top: 0,
width: '100%',
height: '100%'
}).append(this.$image);
this.$preview.append(this.$imageContainer);
if (this.options.imageBackground) {
if (_jquery2['default'].isArray(this.options.imageBackgroundBorderWidth)) {
this.bgBorderWidthArray = this.options.imageBackgroundBorderWidth;
} else {
this.bgBorderWidthArray = [0, 1, 2, 3].map(function () {
return _this.options.imageBackgroundBorderWidth;
});
}
this.$bg = (0, _jquery2['default'])('<img />').addClass(_constants.CLASS_NAMES.PREVIEW_BACKGROUND).attr('alt', '').css({
position: 'relative',
left: this.bgBorderWidthArray[3],
top: this.bgBorderWidthArray[0],
transformOrigin: 'top left',
webkitTransformOrigin: 'top left',
willChange: 'transform'
});
this.$bgContainer = (0, _jquery2['default'])('<div />').addClass(_constants.CLASS_NAMES.PREVIEW_BACKGROUND_CONTAINER).css({
position: 'absolute',
zIndex: 0,
top: -this.bgBorderWidthArray[0],
right: -this.bgBorderWidthArray[1],
bottom: -this.bgBorderWidthArray[2],
left: -this.bgBorderWidthArray[3]
}).append(this.$bg);
if (this.bgBorderWidthArray[0] > 0) {
this.$bgContainer.css('overflow', 'hidden');
}
this.$preview.prepend(this.$bgContainer);
}
this.initialZoom = this.options.initialZoom;
this.imageLoaded = false;
this.moveContinue = false;
this.zoomer = new _Zoomer2['default']();
if (this.options.allowDragNDrop) {
_jquery2['default'].event.props.push('dataTransfer');
}
this.bindListeners();
if (this.options.imageState && this.options.imageState.src) {
this.loadImage(this.options.imageState.src);
}
}
}, {
key: 'bindListeners',
value: function bindListeners() {
this.$fileInput.on('change.cropit', this.onFileChange.bind(this));
this.$imageContainer.on(_constants.EVENTS.PREVIEW, this.onPreviewEvent.bind(this));
this.$zoomSlider.on(_constants.EVENTS.ZOOM_INPUT, this.onZoomSliderChange.bind(this));
if (this.options.allowDragNDrop) {
this.$imageContainer.on('dragover.cropit dragleave.cropit', this.onDragOver.bind(this));
this.$imageContainer.on('drop.cropit', this.onDrop.bind(this));
}
}
}, {
key: 'unbindListeners',
value: function unbindListeners() {
this.$fileInput.off('change.cropit');
this.$imageContainer.off(_constants.EVENTS.PREVIEW);
this.$imageContainer.off('dragover.cropit dragleave.cropit drop.cropit');
this.$zoomSlider.off(_constants.EVENTS.ZOOM_INPUT);
}
}, {
key: 'onFileChange',
value: function onFileChange(e) {
this.options.onFileChange(e);
if (this.$fileInput.get(0).files) {
this.loadFile(this.$fileInput.get(0).files[0]);
}
}
}, {
key: 'loadFile',
value: function loadFile(file) {
var fileReader = new FileReader();
if (file && file.type.match('image')) {
fileReader.readAsDataURL(file);
fileReader.onload = this.onFileReaderLoaded.bind(this);
fileReader.onerror = this.onFileReaderError.bind(this);
} else if (file) {
this.onFileReaderError();
}
}
}, {
key: 'onFileReaderLoaded',
value: function onFileReaderLoaded(e) {
this.loadImage(e.target.result);
}
}, {
key: 'onFileReaderError',
value: function onFileReaderError() {
this.options.onFileReaderError();
}
}, {
key: 'onDragOver',
value: function onDragOver(e) {
e.preventDefault();
e.dataTransfer.dropEffect = 'copy';
this.$preview.toggleClass(_constants.CLASS_NAMES.DRAG_HOVERED, e.type === 'dragover');
}
}, {
key: 'onDrop',
value: function onDrop(e) {
var _this2 = this;
e.preventDefault();
e.stopPropagation();
var files = Array.prototype.slice.call(e.dataTransfer.files, 0);
files.some(function (file) {
if (!file.type.match('image')) {
return false;
}
_this2.loadFile(file);
return true;
});
this.$preview.removeClass(_constants.CLASS_NAMES.DRAG_HOVERED);
}
}, {
key: 'loadImage',
value: function loadImage(imageSrc) {
var _this3 = this;
if (!imageSrc) {
return;
}
this.options.onImageLoading();
this.setImageLoadingClass();
if (imageSrc.indexOf('data') === 0) {
this.preImage.src = imageSrc;
} else {
var xhr = new XMLHttpRequest();
xhr.onload = function (e) {
if (e.target.status >= 300) {
_this3.onImageError.call(_this3, _constants.ERRORS.IMAGE_FAILED_TO_LOAD);
return;
}
_this3.loadFile(e.target.response);
};
xhr.open('GET', imageSrc);
xhr.responseType = 'blob';
xhr.send();
}
}
}, {
key: 'onPreImageLoaded',
value: function onPreImageLoaded() {
if (this.shouldRejectImage({
imageWidth: this.preImage.width,
imageHeight: this.preImage.height,
previewSize: this.previewSize,
maxZoom: this.options.maxZoom,
exportZoom: this.options.exportZoom,
smallImage: this.options.smallImage
})) {
this.onImageError(_constants.ERRORS.SMALL_IMAGE);
if (this.image.src) {
this.setImageLoadedClass();
}
return;
}
this.image.src = this.preImage.src;
}
}, {
key: 'onImageLoaded',
value: function onImageLoaded() {
this.rotation = 0;
this.setupZoomer(this.options.imageState && this.options.imageState.zoom || this._initialZoom);
if (this.options.imageState && this.options.imageState.offset) {
this.offset = this.options.imageState.offset;
} else {
this.centerImage();
}
this.options.imageState = {};
this.$image.attr('src', this.image.src);
if (this.options.imageBackground) {
this.$bg.attr('src', this.image.src);
}
this.setImageLoadedClass();
this.imageLoaded = true;
this.options.onImageLoaded();
}
}, {
key: 'onImageError',
value: function onImageError() {
this.options.onImageError.apply(this, arguments);
this.removeImageLoadingClass();
}
}, {
key: 'setImageLoadingClass',
value: function setImageLoadingClass() {
this.$preview.removeClass(_constants.CLASS_NAMES.IMAGE_LOADED).addClass(_constants.CLASS_NAMES.IMAGE_LOADING);
}
}, {
key: 'setImageLoadedClass',
value: function setImageLoadedClass() {
this.$preview.removeClass(_constants.CLASS_NAMES.IMAGE_LOADING).addClass(_constants.CLASS_NAMES.IMAGE_LOADED);
}
}, {
key: 'removeImageLoadingClass',
value: function removeImageLoadingClass() {
this.$preview.removeClass(_constants.CLASS_NAMES.IMAGE_LOADING);
}
}, {
key: 'getEventPosition',
value: function getEventPosition(e) {
if (e.originalEvent && e.originalEvent.touches && e.originalEvent.touches[0]) {
e = e.originalEvent.touches[0];
}
if (e.clientX && e.clientY) {
return { x: e.clientX, y: e.clientY };
}
}
}, {
key: 'onPreviewEvent',
value: function onPreviewEvent(e) {
if (!this.imageLoaded) {
return;
}
this.moveContinue = false;
this.$imageContainer.off(_constants.EVENTS.PREVIEW_MOVE);
if (e.type === 'mousedown' || e.type === 'touchstart') {
this.origin = this.getEventPosition(e);
this.moveContinue = true;
this.$imageContainer.on(_constants.EVENTS.PREVIEW_MOVE, this.onMove.bind(this));
} else {
(0, _jquery2['default'])(document.body).focus();
}
e.stopPropagation();
return false;
}
}, {
key: 'onMove',
value: function onMove(e) {
var eventPosition = this.getEventPosition(e);
if (this.moveContinue && eventPosition) {
this.offset = {
x: this.offset.x + eventPosition.x - this.origin.x,
y: this.offset.y + eventPosition.y - this.origin.y
};
}
this.origin = eventPosition;
e.stopPropagation();
return false;
}
}, {
key: 'fixOffset',
value: function fixOffset(offset) {
if (!this.imageLoaded) {
return offset;
}
var ret = { x: offset.x, y: offset.y };
if (!this.options.freeMove) {
if (this.imageWidth * this.zoom >= this.previewSize.width) {
ret.x = Math.min(0, Math.max(ret.x, this.previewSize.width - this.imageWidth * this.zoom));
} else {
ret.x = Math.max(0, Math.min(ret.x, this.previewSize.width - this.imageWidth * this.zoom));
}
if (this.imageHeight * this.zoom >= this.previewSize.height) {
ret.y = Math.min(0, Math.max(ret.y, this.previewSize.height - this.imageHeight * this.zoom));
} else {
ret.y = Math.max(0, Math.min(ret.y, this.previewSize.height - this.imageHeight * this.zoom));
}
}
ret.x = (0, _utils.round)(ret.x);
ret.y = (0, _utils.round)(ret.y);
return ret;
}
}, {
key: 'centerImage',
value: function centerImage() {
if (!this.image.width || !this.image.height || !this.zoom) {
return;
}
this.offset = {
x: (this.previewSize.width - this.imageWidth * this.zoom) / 2,
y: (this.previewSize.height - this.imageHeight * this.zoom) / 2
};
}
}, {
key: 'onZoomSliderChange',
value: function onZoomSliderChange() {
if (!this.imageLoaded) {
return;
}
this.zoomSliderPos = Number(this.$zoomSlider.val());
var newZoom = this.zoomer.getZoom(this.zoomSliderPos);
if (newZoom === this.zoom) {
return;
}
this.zoom = newZoom;
}
}, {
key: 'enableZoomSlider',
value: function enableZoomSlider() {
this.$zoomSlider.removeAttr('disabled');
this.options.onZoomEnabled();
}
}, {
key: 'disableZoomSlider',
value: function disableZoomSlider() {
this.$zoomSlider.attr('disabled', true);
this.options.onZoomDisabled();
}
}, {
key: 'setupZoomer',
value: function setupZoomer(zoom) {
this.zoomer.setup({
imageSize: this.imageSize,
previewSize: this.previewSize,
exportZoom: this.options.exportZoom,
maxZoom: this.options.maxZoom,
minZoom: this.options.minZoom,
smallImage: this.options.smallImage
});
this.zoom = (0, _utils.exists)(zoom) ? zoom : this._zoom;
if (this.isZoomable()) {
this.enableZoomSlider();
} else {
this.disableZoomSlider();
}
}
}, {
key: 'fixZoom',
value: function fixZoom(zoom) {
return this.zoomer.fixZoom(zoom);
}
}, {
key: 'isZoomable',
value: function isZoomable() {
return this.zoomer.isZoomable();
}
}, {
key: 'renderImage',
value: function renderImage() {
var transformation = '\n translate(' + this.rotatedOffset.x + 'px, ' + this.rotatedOffset.y + 'px)\n scale(' + this.zoom + ')\n rotate(' + this.rotation + 'deg)';
this.$image.css({
transform: transformation,
webkitTransform: transformation
});
if (this.options.imageBackground) {
this.$bg.css({
transform: transformation,
webkitTransform: transformation
});
}
}
}, {
key: 'rotateCW',
value: function rotateCW() {
if (this.shouldRejectImage({
imageWidth: this.image.height,
imageHeight: this.image.width,
previewSize: this.previewSize,
maxZoom: this.options.maxZoom,
exportZoom: this.options.exportZoom,
smallImage: this.options.smallImage
})) {
this.rotation = (this.rotation + 180) % 360;
} else {
this.rotation = (this.rotation + 90) % 360;
}
}
}, {
key: 'rotateCCW',
value: function rotateCCW() {
if (this.shouldRejectImage({
imageWidth: this.image.height,
imageHeight: this.image.width,
previewSize: this.previewSize,
maxZoom: this.options.maxZoom,
exportZoom: this.options.exportZoom,
smallImage: this.options.smallImage
})) {
this.rotation = (this.rotation + 180) % 360;
} else {
this.rotation = (this.rotation + 270) % 360;
}
}
}, {
key: 'shouldRejectImage',
value: function shouldRejectImage(_ref) {
var imageWidth = _ref.imageWidth;
var imageHeight = _ref.imageHeight;
var previewSize = _ref.previewSize;
var maxZoom = _ref.maxZoom;
var exportZoom = _ref.exportZoom;
var smallImage = _ref.smallImage;
if (smallImage !== 'reject') {
return false;
}
return imageWidth * maxZoom < previewSize.width * exportZoom || imageHeight * maxZoom < previewSize.height * exportZoom;
}
}, {
key: 'getCroppedImageData',
value: function getCroppedImageData(exportOptions) {
if (!this.image.src) {
return;
}
var exportDefaults = {
type: 'image/png',
quality: 0.75,
originalSize: false,
fillBg: '#fff'
};
exportOptions = _jquery2['default'].extend({}, exportDefaults, exportOptions);
var exportZoom = exportOptions.originalSize ? 1 / this.zoom : this.options.exportZoom;
var zoomedSize = {
width: this.zoom * exportZoom * this.image.width,
height: this.zoom * exportZoom * this.image.height
};
var canvas = (0, _jquery2['default'])('<canvas />').attr({
width: this.previewSize.width * exportZoom,
height: this.previewSize.height * exportZoom
}).get(0);
var canvasContext = canvas.getContext('2d');
if (exportOptions.type === 'image/jpeg') {
canvasContext.fillStyle = exportOptions.fillBg;
canvasContext.fillRect(0, 0, canvas.width, canvas.height);
}
canvasContext.translate(this.rotatedOffset.x * exportZoom, this.rotatedOffset.y * exportZoom);
canvasContext.rotate(this.rotation * Math.PI / 180);
canvasContext.drawImage(this.image, 0, 0, zoomedSize.width, zoomedSize.height);
return canvas.toDataURL(exportOptions.type, exportOptions.quality);
}
}, {
key: 'disable',
value: function disable() {
this.unbindListeners();
this.disableZoomSlider();
this.$el.addClass(_constants.CLASS_NAMES.DISABLED);
}
}, {
key: 'reenable',
value: function reenable() {
this.bindListeners();
this.enableZoomSlider();
this.$el.removeClass(_constants.CLASS_NAMES.DISABLED);
}
}, {
key: '$',
value: function $(selector) {
if (!this.$el) {
return null;
}
return this.$el.find(selector);
}
}, {
key: 'offset',
set: function (position) {
if (!position || !(0, _utils.exists)(position.x) || !(0, _utils.exists)(position.y)) {
return;
}
this._offset = this.fixOffset(position);
this.renderImage();
this.options.onOffsetChange(position);
},
get: function () {
return this._offset;
}
}, {
key: 'zoom',
set: function (newZoom) {
newZoom = this.fixZoom(newZoom);
if (this.imageLoaded) {
var oldZoom = this.zoom;
var newX = this.previewSize.width / 2 - (this.previewSize.width / 2 - this.offset.x) * newZoom / oldZoom;
var newY = this.previewSize.height / 2 - (this.previewSize.height / 2 - this.offset.y) * newZoom / oldZoom;
this._zoom = newZoom;
this.offset = { x: newX, y: newY }; // Triggers renderImage()
} else {
this._zoom = newZoom;
}
this.zoomSliderPos = this.zoomer.getSliderPos(this.zoom);
this.$zoomSlider.val(this.zoomSliderPos);
this.options.onZoomChange(newZoom);
},
get: function () {
return this._zoom;
}
}, {
key: 'rotatedOffset',
get: function () {
return {
x: this.offset.x + (this.rotation === 90 ? this.image.height * this.zoom : 0) + (this.rotation === 180 ? this.image.width * this.zoom : 0),
y: this.offset.y + (this.rotation === 180 ? this.image.height * this.zoom : 0) + (this.rotation === 270 ? this.image.width * this.zoom : 0)
};
}
}, {
key: 'rotation',
set: function (newRotation) {
this._rotation = newRotation;
if (this.imageLoaded) {
// Change in image size may lead to change in zoom range
this.setupZoomer();
}
},
get: function () {
return this._rotation;
}
}, {
key: 'imageState',
get: function () {
return {
src: this.image.src,
offset: this.offset,
zoom: this.zoom
};
}
}, {
key: 'imageSrc',
get: function () {
return this.image.src;
},
set: function (imageSrc) {
this.loadImage(imageSrc);
}
}, {
key: 'imageWidth',
get: function () {
return this.rotation % 180 === 0 ? this.image.width : this.image.height;
}
}, {
key: 'imageHeight',
get: function () {
return this.rotation % 180 === 0 ? this.image.height : this.image.width;
}
}, {
key: 'imageSize',
get: function () {
return {
width: this.imageWidth,
height: this.imageHeight
};
}
}, {
key: 'initialZoom',
get: function () {
return this.options.initialZoom;
},
set: function (initialZoomOption) {
this.options.initialZoom = initialZoomOption;
if (initialZoomOption === 'min') {
this._initialZoom = 0; // Will be fixed when image loads
} else if (initialZoomOption === 'image') {
this._initialZoom = 1;
} else {
this._initialZoom = 0;
}
}
}, {
key: 'exportZoom',
get: function () {
return this.options.exportZoom;
},
set: function (exportZoom) {
this.options.exportZoom = exportZoom;
this.setupZoomer();
}
}, {
key: 'minZoom',
get: function () {
return this.options.minZoom;
},
set: function (minZoom) {
this.options.minZoom = minZoom;
this.setupZoomer();
}
}, {
key: 'maxZoom',
get: function () {
return this.options.maxZoom;
},
set: function (maxZoom) {
this.options.maxZoom = maxZoom;
this.setupZoomer();
}
}, {
key: 'previewSize',
get: function () {
return this._previewSize;
},
set: function (size) {
if (!size || size.width <= 0 || size.height <= 0) {
return;
}
this._previewSize = {
width: size.width,
height: size.height
};
this.$preview.innerWidth(this.previewSize.width).innerHeight(this.previewSize.height);
if (this.imageLoaded) {
this.setupZoomer();
}
}
}]);
return Cropit;
})();
exports['default'] = Cropit;
module.exports = exports['default'];
/***/ },
/* 3 */
/***/ function(module, exports) {
Object.defineProperty(exports, '__esModule', {
value: true
});
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var Zoomer = (function () {
function Zoomer() {
_classCallCheck(this, Zoomer);
this.minZoom = this.maxZoom = 1;
}
_createClass(Zoomer, [{
key: 'setup',
value: function setup(_ref) {
var imageSize = _ref.imageSize;
var previewSize = _ref.previewSize;
var exportZoom = _ref.exportZoom;
var maxZoom = _ref.maxZoom;
var minZoom = _ref.minZoom;
var smallImage = _ref.smallImage;
var widthRatio = previewSize.width / imageSize.width;
var heightRatio = previewSize.height / imageSize.height;
if (minZoom === 'fit') {
this.minZoom = Math.min(widthRatio, heightRatio);
} else {
this.minZoom = Math.max(widthRatio, heightRatio);
}
if (smallImage === 'allow') {
this.minZoom = Math.min(this.minZoom, 1);
}
this.maxZoom = Math.max(this.minZoom, maxZoom / exportZoom);
}
}, {
key: 'getZoom',
value: function getZoom(sliderPos) {
if (!this.minZoom || !this.maxZoom) {
return null;
}
return sliderPos * (this.maxZoom - this.minZoom) + this.minZoom;
}
}, {
key: 'getSliderPos',
value: function getSliderPos(zoom) {
if (!this.minZoom || !this.maxZoom) {
return null;
}
if (this.minZoom === this.maxZoom) {
return 0;
} else {
return (zoom - this.minZoom) / (this.maxZoom - this.minZoom);
}
}
}, {
key: 'isZoomable',
value: function isZoomable() {
if (!this.minZoom || !this.maxZoom) {
return null;
}
return this.minZoom !== this.maxZoom;
}
}, {
key: 'fixZoom',
value: function fixZoom(zoom) {
return Math.max(this.minZoom, Math.min(this.maxZoom, zoom));
}
}]);
return Zoomer;
})();
exports['default'] = Zoomer;
module.exports = exports['default'];
/***/ },
/* 4 */
/***/ function(module, exports) {
Object.defineProperty(exports, '__esModule', {
value: true
});
var PLUGIN_KEY = 'cropit';
exports.PLUGIN_KEY = PLUGIN_KEY;
var CLASS_NAMES = {
PREVIEW: 'cropit-preview',
PREVIEW_IMAGE_CONTAINER: 'cropit-preview-image-container',
PREVIEW_IMAGE: 'cropit-preview-image',
PREVIEW_BACKGROUND_CONTAINER: 'cropit-preview-background-container',
PREVIEW_BACKGROUND: 'cropit-preview-background',
FILE_INPUT: 'cropit-image-input',
ZOOM_SLIDER: 'cropit-image-zoom-input',
DRAG_HOVERED: 'cropit-drag-hovered',
IMAGE_LOADING: 'cropit-image-loading',
IMAGE_LOADED: 'cropit-image-loaded',
DISABLED: 'cropit-disabled'
};