(function () { var imagetools = (function () { 'use strict'; var Cell = function (initial) { var value = initial; var get = function () { return value; }; var set = function (v) { value = v; }; var clone = function () { return Cell(get()); }; return { get: get, set: set, clone: clone }; }; var global = tinymce.util.Tools.resolve('tinymce.PluginManager'); var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools'); function create(width, height) { return resize(document.createElement('canvas'), width, height); } function clone(canvas) { var tCanvas, ctx; tCanvas = create(canvas.width, canvas.height); ctx = get2dContext(tCanvas); ctx.drawImage(canvas, 0, 0); return tCanvas; } function get2dContext(canvas) { return canvas.getContext('2d'); } function get3dContext(canvas) { var gl = null; try { gl = canvas.getContext('webgl') || canvas.getContext('experimental-webgl'); } catch (e) { } if (!gl) { gl = null; } return gl; } function resize(canvas, width, height) { canvas.width = width; canvas.height = height; return canvas; } var Canvas = { create: create, clone: clone, resize: resize, get2dContext: get2dContext, get3dContext: get3dContext }; function getWidth(image) { return image.naturalWidth || image.width; } function getHeight(image) { return image.naturalHeight || image.height; } var ImageSize = { getWidth: getWidth, getHeight: getHeight }; var promise = function () { var Promise = function (fn) { if (typeof this !== 'object') throw new TypeError('Promises must be constructed via new'); if (typeof fn !== 'function') throw new TypeError('not a function'); this._state = null; this._value = null; this._deferreds = []; doResolve(fn, bind(resolve, this), bind(reject, this)); }; var asap = Promise.immediateFn || typeof window.setImmediate === 'function' && window.setImmediate || function (fn) { setTimeout(fn, 1); }; function bind(fn, thisArg) { return function () { fn.apply(thisArg, arguments); }; } var isArray = Array.isArray || function (value) { return Object.prototype.toString.call(value) === '[object Array]'; }; function handle(deferred) { var me = this; if (this._state === null) { this._deferreds.push(deferred); return; } asap(function () { var cb = me._state ? deferred.onFulfilled : deferred.onRejected; if (cb === null) { (me._state ? deferred.resolve : deferred.reject)(me._value); return; } var ret; try { ret = cb(me._value); } catch (e) { deferred.reject(e); return; } deferred.resolve(ret); }); } function resolve(newValue) { try { if (newValue === this) throw new TypeError('A promise cannot be resolved with itself.'); if (newValue && (typeof newValue === 'object' || typeof newValue === 'function')) { var then = newValue.then; if (typeof then === 'function') { doResolve(bind(then, newValue), bind(resolve, this), bind(reject, this)); return; } } this._state = true; this._value = newValue; finale.call(this); } catch (e) { reject.call(this, e); } } function reject(newValue) { this._state = false; this._value = newValue; finale.call(this); } function finale() { for (var i = 0, len = this._deferreds.length; i < len; i++) { handle.call(this, this._deferreds[i]); } this._deferreds = null; } function Handler(onFulfilled, onRejected, resolve, reject) { this.onFulfilled = typeof onFulfilled === 'function' ? onFulfilled : null; this.onRejected = typeof onRejected === 'function' ? onRejected : null; this.resolve = resolve; this.reject = reject; } function doResolve(fn, onFulfilled, onRejected) { var done = false; try { fn(function (value) { if (done) return; done = true; onFulfilled(value); }, function (reason) { if (done) return; done = true; onRejected(reason); }); } catch (ex) { if (done) return; done = true; onRejected(ex); } } Promise.prototype['catch'] = function (onRejected) { return this.then(null, onRejected); }; Promise.prototype.then = function (onFulfilled, onRejected) { var me = this; return new Promise(function (resolve, reject) { handle.call(me, new Handler(onFulfilled, onRejected, resolve, reject)); }); }; Promise.all = function () { var args = Array.prototype.slice.call(arguments.length === 1 && isArray(arguments[0]) ? arguments[0] : arguments); return new Promise(function (resolve, reject) { if (args.length === 0) return resolve([]); var remaining = args.length; function res(i, val) { try { if (val && (typeof val === 'object' || typeof val === 'function')) { var then = val.then; if (typeof then === 'function') { then.call(val, function (val) { res(i, val); }, reject); return; } } args[i] = val; if (--remaining === 0) { resolve(args); } } catch (ex) { reject(ex); } } for (var i = 0; i < args.length; i++) { res(i, args[i]); } }); }; Promise.resolve = function (value) { if (value && typeof value === 'object' && value.constructor === Promise) { return value; } return new Promise(function (resolve) { resolve(value); }); }; Promise.reject = function (value) { return new Promise(function (resolve, reject) { reject(value); }); }; Promise.race = function (values) { return new Promise(function (resolve, reject) { for (var i = 0, len = values.length; i < len; i++) { values[i].then(resolve, reject); } }); }; return Promise; }; var Promise = window.Promise ? window.Promise : promise(); var constant = function (value) { return function () { return value; }; }; function curry(fn) { var initialArgs = []; for (var _i = 1; _i < arguments.length; _i++) { initialArgs[_i - 1] = arguments[_i]; } return function () { var restArgs = []; for (var _i = 0; _i < arguments.length; _i++) { restArgs[_i] = arguments[_i]; } var all = initialArgs.concat(restArgs); return fn.apply(null, all); }; } var never = constant(false); var always = constant(true); var never$1 = never; var always$1 = always; var none = function () { return NONE; }; var NONE = function () { var eq = function (o) { return o.isNone(); }; var call$$1 = function (thunk) { return thunk(); }; var id = function (n) { return n; }; var noop$$1 = function () { }; var nul = function () { return null; }; var undef = function () { return undefined; }; var me = { fold: function (n, s) { return n(); }, is: never$1, isSome: never$1, isNone: always$1, getOr: id, getOrThunk: call$$1, getOrDie: function (msg) { throw new Error(msg || 'error: getOrDie called on none.'); }, getOrNull: nul, getOrUndefined: undef, or: id, orThunk: call$$1, map: none, ap: none, each: noop$$1, bind: none, flatten: none, exists: never$1, forall: always$1, filter: none, equals: eq, equals_: eq, toArray: function () { return []; }, toString: constant('none()') }; if (Object.freeze) Object.freeze(me); return me; }(); var some = function (a) { var constant_a = function () { return a; }; var self = function () { return me; }; var map = function (f) { return some(f(a)); }; var bind = function (f) { return f(a); }; var me = { fold: function (n, s) { return s(a); }, is: function (v) { return a === v; }, isSome: always$1, isNone: never$1, getOr: constant_a, getOrThunk: constant_a, getOrDie: constant_a, getOrNull: constant_a, getOrUndefined: constant_a, or: self, orThunk: self, map: map, ap: function (optfab) { return optfab.fold(none, function (fab) { return some(fab(a)); }); }, each: function (f) { f(a); }, bind: bind, flatten: constant_a, exists: bind, forall: bind, filter: function (f) { return f(a) ? me : NONE; }, equals: function (o) { return o.is(a); }, equals_: function (o, elementEq) { return o.fold(never$1, function (b) { return elementEq(a, b); }); }, toArray: function () { return [a]; }, toString: function () { return 'some(' + a + ')'; } }; return me; }; var from = function (value) { return value === null || value === undefined ? NONE : some(value); }; var Option = { some: some, none: none, from: from }; var Global = typeof window !== 'undefined' ? window : Function('return this;')(); var path = function (parts, scope) { var o = scope !== undefined && scope !== null ? scope : Global; for (var i = 0; i < parts.length && o !== undefined && o !== null; ++i) o = o[parts[i]]; return o; }; var resolve = function (p, scope) { var parts = p.split('.'); return path(parts, scope); }; var unsafe = function (name, scope) { return resolve(name, scope); }; var getOrDie = function (name, scope) { var actual = unsafe(name, scope); if (actual === undefined || actual === null) throw name + ' not available on this browser'; return actual; }; var Global$1 = { getOrDie: getOrDie }; function Blob (parts, properties) { var f = Global$1.getOrDie('Blob'); return new f(parts, properties); } function FileReader () { var f = Global$1.getOrDie('FileReader'); return new f(); } function Uint8Array (arr) { var f = Global$1.getOrDie('Uint8Array'); return new f(arr); } var requestAnimationFrame = function (callback) { var f = Global$1.getOrDie('requestAnimationFrame'); f(callback); }; var atob = function (base64) { var f = Global$1.getOrDie('atob'); return f(base64); }; var Window = { atob: atob, requestAnimationFrame: requestAnimationFrame }; function imageToBlob(image) { var src = image.src; if (src.indexOf('data:') === 0) { return dataUriToBlob(src); } return anyUriToBlob(src); } function blobToImage(blob) { return new Promise(function (resolve, reject) { var blobUrl = URL.createObjectURL(blob); var image = new Image(); var removeListeners = function () { image.removeEventListener('load', loaded); image.removeEventListener('error', error); }; function loaded() { removeListeners(); resolve(image); } function error() { removeListeners(); reject('Unable to load data of type ' + blob.type + ': ' + blobUrl); } image.addEventListener('load', loaded); image.addEventListener('error', error); image.src = blobUrl; if (image.complete) { loaded(); } }); } function anyUriToBlob(url) { return new Promise(function (resolve, reject) { var xhr = new XMLHttpRequest(); xhr.open('GET', url, true); xhr.responseType = 'blob'; xhr.onload = function () { if (this.status == 200) { resolve(this.response); } }; xhr.onerror = function () { var _this = this; var corsError = function () { var obj = new Error('No access to download image'); obj.code = 18; obj.name = 'SecurityError'; return obj; }; var genericError = function () { return new Error('Error ' + _this.status + ' downloading image'); }; reject(this.status === 0 ? corsError() : genericError()); }; xhr.send(); }); } function dataUriToBlobSync(uri) { var data = uri.split(','); var matches = /data:([^;]+)/.exec(data[0]); if (!matches) return Option.none(); var mimetype = matches[1]; var base64 = data[1]; var sliceSize = 1024; var byteCharacters = Window.atob(base64); var bytesLength = byteCharacters.length; var slicesCount = Math.ceil(bytesLength / sliceSize); var byteArrays = new Array(slicesCount); for (var sliceIndex = 0; sliceIndex < slicesCount; ++sliceIndex) { var begin = sliceIndex * sliceSize; var end = Math.min(begin + sliceSize, bytesLength); var bytes = new Array(end - begin); for (var offset = begin, i = 0; offset < end; ++i, ++offset) { bytes[i] = byteCharacters[offset].charCodeAt(0); } byteArrays[sliceIndex] = Uint8Array(bytes); } return Option.some(Blob(byteArrays, { type: mimetype })); } function dataUriToBlob(uri) { return new Promise(function (resolve, reject) { dataUriToBlobSync(uri).fold(function () { reject('uri is not base64: ' + uri); }, resolve); }); } function uriToBlob(url) { if (url.indexOf('blob:') === 0) { return anyUriToBlob(url); } if (url.indexOf('data:') === 0) { return dataUriToBlob(url); } return null; } function canvasToBlob(canvas, type, quality) { type = type || 'image/png'; if (HTMLCanvasElement.prototype.toBlob) { return new Promise(function (resolve) { canvas.toBlob(function (blob) { resolve(blob); }, type, quality); }); } else { return dataUriToBlob(canvas.toDataURL(type, quality)); } } function canvasToDataURL(getCanvas, type, quality) { type = type || 'image/png'; return getCanvas.then(function (canvas) { return canvas.toDataURL(type, quality); }); } function blobToCanvas(blob) { return blobToImage(blob).then(function (image) { revokeImageUrl(image); var context, canvas; canvas = Canvas.create(ImageSize.getWidth(image), ImageSize.getHeight(image)); context = Canvas.get2dContext(canvas); context.drawImage(image, 0, 0); return canvas; }); } function blobToDataUri(blob) { return new Promise(function (resolve) { var reader = FileReader(); reader.onloadend = function () { resolve(reader.result); }; reader.readAsDataURL(blob); }); } function blobToArrayBuffer(blob) { return new Promise(function (resolve) { var reader = FileReader(); reader.onloadend = function () { resolve(reader.result); }; reader.readAsArrayBuffer(blob); }); } function blobToBase64(blob) { return blobToDataUri(blob).then(function (dataUri) { return dataUri.split(',')[1]; }); } function revokeImageUrl(image) { URL.revokeObjectURL(image.src); } var Conversions = { blobToImage: blobToImage, imageToBlob: imageToBlob, blobToArrayBuffer: blobToArrayBuffer, blobToDataUri: blobToDataUri, blobToBase64: blobToBase64, dataUriToBlobSync: dataUriToBlobSync, canvasToBlob: canvasToBlob, canvasToDataURL: canvasToDataURL, blobToCanvas: blobToCanvas, uriToBlob: uriToBlob }; var blobToImage$1 = function (image) { return Conversions.blobToImage(image); }; var imageToBlob$1 = function (blob) { return Conversions.imageToBlob(blob); }; var blobToDataUri$1 = function (blob) { return Conversions.blobToDataUri(blob); }; var blobToBase64$1 = function (blob) { return Conversions.blobToBase64(blob); }; var dataUriToBlobSync$1 = function (uri) { return Conversions.dataUriToBlobSync(uri); }; var uriToBlob$1 = function (uri) { return Option.from(Conversions.uriToBlob(uri)); }; var BlobConversions = { blobToImage: blobToImage$1, imageToBlob: imageToBlob$1, blobToDataUri: blobToDataUri$1, blobToBase64: blobToBase64$1, dataUriToBlobSync: dataUriToBlobSync$1, uriToBlob: uriToBlob$1 }; function create$1(getCanvas, blob, uri) { var initialType = blob.type; var getType = constant(initialType); function toBlob() { return Promise.resolve(blob); } function toDataURL() { return uri; } function toBase64() { return uri.split(',')[1]; } function toAdjustedBlob(type, quality) { return getCanvas.then(function (canvas) { return Conversions.canvasToBlob(canvas, type, quality); }); } function toAdjustedDataURL(type, quality) { return getCanvas.then(function (canvas) { return Conversions.canvasToDataURL(canvas, type, quality); }); } function toAdjustedBase64(type, quality) { return toAdjustedDataURL(type, quality).then(function (dataurl) { return dataurl.split(',')[1]; }); } function toCanvas() { return getCanvas.then(Canvas.clone); } return { getType: getType, toBlob: toBlob, toDataURL: toDataURL, toBase64: toBase64, toAdjustedBlob: toAdjustedBlob, toAdjustedDataURL: toAdjustedDataURL, toAdjustedBase64: toAdjustedBase64, toCanvas: toCanvas }; } function fromBlob(blob) { return Conversions.blobToDataUri(blob).then(function (uri) { return create$1(Conversions.blobToCanvas(blob), blob, uri); }); } function fromCanvas(canvas, type) { return Conversions.canvasToBlob(canvas, type).then(function (blob) { return create$1(Promise.resolve(canvas), blob, canvas.toDataURL()); }); } function fromImage(image) { return Conversions.imageToBlob(image).then(function (blob) { return fromBlob(blob); }); } var fromBlobAndUrlSync = function (blob, url) { return create$1(Conversions.blobToCanvas(blob), blob, url); }; var ImageResult = { fromBlob: fromBlob, fromCanvas: fromCanvas, fromImage: fromImage, fromBlobAndUrlSync: fromBlobAndUrlSync }; function clamp(value, min, max) { value = parseFloat(value); if (value > max) { value = max; } else if (value < min) { value = min; } return value; } function identity$1() { return [ 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]; } var DELTA_INDEX = [ 0, 0.01, 0.02, 0.04, 0.05, 0.06, 0.07, 0.08, 0.1, 0.11, 0.12, 0.14, 0.15, 0.16, 0.17, 0.18, 0.2, 0.21, 0.22, 0.24, 0.25, 0.27, 0.28, 0.3, 0.32, 0.34, 0.36, 0.38, 0.4, 0.42, 0.44, 0.46, 0.48, 0.5, 0.53, 0.56, 0.59, 0.62, 0.65, 0.68, 0.71, 0.74, 0.77, 0.8, 0.83, 0.86, 0.89, 0.92, 0.95, 0.98, 1, 1.06, 1.12, 1.18, 1.24, 1.3, 1.36, 1.42, 1.48, 1.54, 1.6, 1.66, 1.72, 1.78, 1.84, 1.9, 1.96, 2, 2.12, 2.25, 2.37, 2.5, 2.62, 2.75, 2.87, 3, 3.2, 3.4, 3.6, 3.8, 4, 4.3, 4.7, 4.9, 5, 5.5, 6, 6.5, 6.8, 7, 7.3, 7.5, 7.8, 8, 8.4, 8.7, 9, 9.4, 9.6, 9.8, 10 ]; function multiply(matrix1, matrix2) { var i, j, k, val, col = [], out = new Array(10); for (i = 0; i < 5; i++) { for (j = 0; j < 5; j++) { col[j] = matrix2[j + i * 5]; } for (j = 0; j < 5; j++) { val = 0; for (k = 0; k < 5; k++) { val += matrix1[j + k * 5] * col[k]; } out[j + i * 5] = val; } } return out; } function adjust(matrix, adjustValue) { adjustValue = clamp(adjustValue, 0, 1); return matrix.map(function (value, index) { if (index % 6 === 0) { value = 1 - (1 - value) * adjustValue; } else { value *= adjustValue; } return clamp(value, 0, 1); }); } function adjustContrast(matrix, value) { var x; value = clamp(value, -1, 1); value *= 100; if (value < 0) { x = 127 + value / 100 * 127; } else { x = value % 1; if (x === 0) { x = DELTA_INDEX[value]; } else { x = DELTA_INDEX[Math.floor(value)] * (1 - x) + DELTA_INDEX[Math.floor(value) + 1] * x; } x = x * 127 + 127; } return multiply(matrix, [ x / 127, 0, 0, 0, 0.5 * (127 - x), 0, x / 127, 0, 0, 0.5 * (127 - x), 0, 0, x / 127, 0, 0.5 * (127 - x), 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]); } function adjustSaturation(matrix, value) { var x, lumR, lumG, lumB; value = clamp(value, -1, 1); x = 1 + (value > 0 ? 3 * value : value); lumR = 0.3086; lumG = 0.6094; lumB = 0.082; return multiply(matrix, [ lumR * (1 - x) + x, lumG * (1 - x), lumB * (1 - x), 0, 0, lumR * (1 - x), lumG * (1 - x) + x, lumB * (1 - x), 0, 0, lumR * (1 - x), lumG * (1 - x), lumB * (1 - x) + x, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]); } function adjustHue(matrix, angle) { var cosVal, sinVal, lumR, lumG, lumB; angle = clamp(angle, -180, 180) / 180 * Math.PI; cosVal = Math.cos(angle); sinVal = Math.sin(angle); lumR = 0.213; lumG = 0.715; lumB = 0.072; return multiply(matrix, [ lumR + cosVal * (1 - lumR) + sinVal * -lumR, lumG + cosVal * -lumG + sinVal * -lumG, lumB + cosVal * -lumB + sinVal * (1 - lumB), 0, 0, lumR + cosVal * -lumR + sinVal * 0.143, lumG + cosVal * (1 - lumG) + sinVal * 0.14, lumB + cosVal * -lumB + sinVal * -0.283, 0, 0, lumR + cosVal * -lumR + sinVal * -(1 - lumR), lumG + cosVal * -lumG + sinVal * lumG, lumB + cosVal * (1 - lumB) + sinVal * lumB, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]); } function adjustBrightness(matrix, value) { value = clamp(255 * value, -255, 255); return multiply(matrix, [ 1, 0, 0, 0, value, 0, 1, 0, 0, value, 0, 0, 1, 0, value, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]); } function adjustColors(matrix, adjustR, adjustG, adjustB) { adjustR = clamp(adjustR, 0, 2); adjustG = clamp(adjustG, 0, 2); adjustB = clamp(adjustB, 0, 2); return multiply(matrix, [ adjustR, 0, 0, 0, 0, 0, adjustG, 0, 0, 0, 0, 0, adjustB, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]); } function adjustSepia(matrix, value) { value = clamp(value, 0, 1); return multiply(matrix, adjust([ 0.393, 0.769, 0.189, 0, 0, 0.349, 0.686, 0.168, 0, 0, 0.272, 0.534, 0.131, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ], value)); } function adjustGrayscale(matrix, value) { value = clamp(value, 0, 1); return multiply(matrix, adjust([ 0.33, 0.34, 0.33, 0, 0, 0.33, 0.34, 0.33, 0, 0, 0.33, 0.34, 0.33, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ], value)); } var ColorMatrix = { identity: identity$1, adjust: adjust, multiply: multiply, adjustContrast: adjustContrast, adjustBrightness: adjustBrightness, adjustSaturation: adjustSaturation, adjustHue: adjustHue, adjustColors: adjustColors, adjustSepia: adjustSepia, adjustGrayscale: adjustGrayscale }; function colorFilter(ir, matrix) { return ir.toCanvas().then(function (canvas) { return applyColorFilter(canvas, ir.getType(), matrix); }); } function applyColorFilter(canvas, type, matrix) { var context = Canvas.get2dContext(canvas); var pixels; function applyMatrix(pixels, m) { var d = pixels.data, r, g, b, a, i, m0 = m[0], m1 = m[1], m2 = m[2], m3 = m[3], m4 = m[4], m5 = m[5], m6 = m[6], m7 = m[7], m8 = m[8], m9 = m[9], m10 = m[10], m11 = m[11], m12 = m[12], m13 = m[13], m14 = m[14], m15 = m[15], m16 = m[16], m17 = m[17], m18 = m[18], m19 = m[19]; for (i = 0; i < d.length; i += 4) { r = d[i]; g = d[i + 1]; b = d[i + 2]; a = d[i + 3]; d[i] = r * m0 + g * m1 + b * m2 + a * m3 + m4; d[i + 1] = r * m5 + g * m6 + b * m7 + a * m8 + m9; d[i + 2] = r * m10 + g * m11 + b * m12 + a * m13 + m14; d[i + 3] = r * m15 + g * m16 + b * m17 + a * m18 + m19; } return pixels; } pixels = applyMatrix(context.getImageData(0, 0, canvas.width, canvas.height), matrix); context.putImageData(pixels, 0, 0); return ImageResult.fromCanvas(canvas, type); } function convoluteFilter(ir, matrix) { return ir.toCanvas().then(function (canvas) { return applyConvoluteFilter(canvas, ir.getType(), matrix); }); } function applyConvoluteFilter(canvas, type, matrix) { var context = Canvas.get2dContext(canvas); var pixelsIn, pixelsOut; function applyMatrix(pixelsIn, pixelsOut, matrix) { var rgba, drgba, side, halfSide, x, y, r, g, b, cx, cy, scx, scy, offset, wt, w, h; function clamp(value, min, max) { if (value > max) { value = max; } else if (value < min) { value = min; } return value; } side = Math.round(Math.sqrt(matrix.length)); halfSide = Math.floor(side / 2); rgba = pixelsIn.data; drgba = pixelsOut.data; w = pixelsIn.width; h = pixelsIn.height; for (y = 0; y < h; y++) { for (x = 0; x < w; x++) { r = g = b = 0; for (cy = 0; cy < side; cy++) { for (cx = 0; cx < side; cx++) { scx = clamp(x + cx - halfSide, 0, w - 1); scy = clamp(y + cy - halfSide, 0, h - 1); offset = (scy * w + scx) * 4; wt = matrix[cy * side + cx]; r += rgba[offset] * wt; g += rgba[offset + 1] * wt; b += rgba[offset + 2] * wt; } } offset = (y * w + x) * 4; drgba[offset] = clamp(r, 0, 255); drgba[offset + 1] = clamp(g, 0, 255); drgba[offset + 2] = clamp(b, 0, 255); } } return pixelsOut; } pixelsIn = context.getImageData(0, 0, canvas.width, canvas.height); pixelsOut = context.getImageData(0, 0, canvas.width, canvas.height); pixelsOut = applyMatrix(pixelsIn, pixelsOut, matrix); context.putImageData(pixelsOut, 0, 0); return ImageResult.fromCanvas(canvas, type); } function functionColorFilter(colorFn) { var filterImpl = function (canvas, type, value) { var context = Canvas.get2dContext(canvas); var pixels, i, lookup = new Array(256); function applyLookup(pixels, lookup) { var d = pixels.data, i; for (i = 0; i < d.length; i += 4) { d[i] = lookup[d[i]]; d[i + 1] = lookup[d[i + 1]]; d[i + 2] = lookup[d[i + 2]]; } return pixels; } for (i = 0; i < lookup.length; i++) { lookup[i] = colorFn(i, value); } pixels = applyLookup(context.getImageData(0, 0, canvas.width, canvas.height), lookup); context.putImageData(pixels, 0, 0); return ImageResult.fromCanvas(canvas, type); }; return function (ir, value) { return ir.toCanvas().then(function (canvas) { return filterImpl(canvas, ir.getType(), value); }); }; } function complexAdjustableColorFilter(matrixAdjustFn) { return function (ir, adjust) { return colorFilter(ir, matrixAdjustFn(ColorMatrix.identity(), adjust)); }; } function basicColorFilter(matrix) { return function (ir) { return colorFilter(ir, matrix); }; } function basicConvolutionFilter(kernel) { return function (ir) { return convoluteFilter(ir, kernel); }; } var Filters = { invert: basicColorFilter([ -1, 0, 0, 0, 255, 0, -1, 0, 0, 255, 0, 0, -1, 0, 255, 0, 0, 0, 1, 0 ]), brightness: complexAdjustableColorFilter(ColorMatrix.adjustBrightness), hue: complexAdjustableColorFilter(ColorMatrix.adjustHue), saturate: complexAdjustableColorFilter(ColorMatrix.adjustSaturation), contrast: complexAdjustableColorFilter(ColorMatrix.adjustContrast), grayscale: complexAdjustableColorFilter(ColorMatrix.adjustGrayscale), sepia: complexAdjustableColorFilter(ColorMatrix.adjustSepia), colorize: function (ir, adjustR, adjustG, adjustB) { return colorFilter(ir, ColorMatrix.adjustColors(ColorMatrix.identity(), adjustR, adjustG, adjustB)); }, sharpen: basicConvolutionFilter([ 0, -1, 0, -1, 5, -1, 0, -1, 0 ]), emboss: basicConvolutionFilter([ -2, -1, 0, -1, 1, 1, 0, 1, 2 ]), gamma: functionColorFilter(function (color, value) { return Math.pow(color / 255, 1 - value) * 255; }), exposure: functionColorFilter(function (color, value) { return 255 * (1 - Math.exp(-(color / 255) * value)); }), colorFilter: colorFilter, convoluteFilter: convoluteFilter }; function scale(image, dW, dH) { var sW = ImageSize.getWidth(image); var sH = ImageSize.getHeight(image); var wRatio = dW / sW; var hRatio = dH / sH; var scaleCapped = false; if (wRatio < 0.5 || wRatio > 2) { wRatio = wRatio < 0.5 ? 0.5 : 2; scaleCapped = true; } if (hRatio < 0.5 || hRatio > 2) { hRatio = hRatio < 0.5 ? 0.5 : 2; scaleCapped = true; } var scaled = _scale(image, wRatio, hRatio); return !scaleCapped ? scaled : scaled.then(function (tCanvas) { return scale(tCanvas, dW, dH); }); } function _scale(image, wRatio, hRatio) { return new Promise(function (resolve) { var sW = ImageSize.getWidth(image); var sH = ImageSize.getHeight(image); var dW = Math.floor(sW * wRatio); var dH = Math.floor(sH * hRatio); var canvas = Canvas.create(dW, dH); var context = Canvas.get2dContext(canvas); context.drawImage(image, 0, 0, sW, sH, 0, 0, dW, dH); resolve(canvas); }); } var ImageResizerCanvas = { scale: scale }; function rotate(ir, angle) { return ir.toCanvas().then(function (canvas) { return applyRotate(canvas, ir.getType(), angle); }); } function applyRotate(image, type, angle) { var canvas = Canvas.create(image.width, image.height); var context = Canvas.get2dContext(canvas); var translateX = 0, translateY = 0; angle = angle < 0 ? 360 + angle : angle; if (angle == 90 || angle == 270) { Canvas.resize(canvas, canvas.height, canvas.width); } if (angle == 90 || angle == 180) { translateX = canvas.width; } if (angle == 270 || angle == 180) { translateY = canvas.height; } context.translate(translateX, translateY); context.rotate(angle * Math.PI / 180); context.drawImage(image, 0, 0); return ImageResult.fromCanvas(canvas, type); } function flip(ir, axis) { return ir.toCanvas().then(function (canvas) { return applyFlip(canvas, ir.getType(), axis); }); } function applyFlip(image, type, axis) { var canvas = Canvas.create(image.width, image.height); var context = Canvas.get2dContext(canvas); if (axis == 'v') { context.scale(1, -1); context.drawImage(image, 0, -canvas.height); } else { context.scale(-1, 1); context.drawImage(image, -canvas.width, 0); } return ImageResult.fromCanvas(canvas, type); } function crop(ir, x, y, w, h) { return ir.toCanvas().then(function (canvas) { return applyCrop(canvas, ir.getType(), x, y, w, h); }); } function applyCrop(image, type, x, y, w, h) { var canvas = Canvas.create(w, h); var context = Canvas.get2dContext(canvas); context.drawImage(image, -x, -y); return ImageResult.fromCanvas(canvas, type); } function resize$1(ir, w, h) { return ir.toCanvas().then(function (canvas) { return ImageResizerCanvas.scale(canvas, w, h).then(function (newCanvas) { return ImageResult.fromCanvas(newCanvas, ir.getType()); }); }); } var ImageTools = { rotate: rotate, flip: flip, crop: crop, resize: resize$1 }; var BinaryReader = function () { function BinaryReader(ar) { this.littleEndian = false; this._dv = new DataView(ar); } BinaryReader.prototype.readByteAt = function (idx) { return this._dv.getUint8(idx); }; BinaryReader.prototype.read = function (idx, size) { if (idx + size > this.length()) { return null; } var mv = this.littleEndian ? 0 : -8 * (size - 1); for (var i = 0, sum = 0; i < size; i++) { sum |= this.readByteAt(idx + i) << Math.abs(mv + i * 8); } return sum; }; BinaryReader.prototype.BYTE = function (idx) { return this.read(idx, 1); }; BinaryReader.prototype.SHORT = function (idx) { return this.read(idx, 2); }; BinaryReader.prototype.LONG = function (idx) { return this.read(idx, 4); }; BinaryReader.prototype.SLONG = function (idx) { var num = this.read(idx, 4); return num > 2147483647 ? num - 4294967296 : num; }; BinaryReader.prototype.CHAR = function (idx) { return String.fromCharCode(this.read(idx, 1)); }; BinaryReader.prototype.STRING = function (idx, count) { return this.asArray('CHAR', idx, count).join(''); }; BinaryReader.prototype.SEGMENT = function (idx, size) { var ar = this._dv.buffer; switch (arguments.length) { case 2: return ar.slice(idx, idx + size); case 1: return ar.slice(idx); default: return ar; } }; BinaryReader.prototype.asArray = function (type, idx, count) { var values = []; for (var i = 0; i < count; i++) { values[i] = this[type](idx + i); } return values; }; BinaryReader.prototype.length = function () { return this._dv ? this._dv.byteLength : 0; }; return BinaryReader; }(); var tags = { tiff: { 274: 'Orientation', 270: 'ImageDescription', 271: 'Make', 272: 'Model', 305: 'Software', 34665: 'ExifIFDPointer', 34853: 'GPSInfoIFDPointer' }, exif: { 36864: 'ExifVersion', 40961: 'ColorSpace', 40962: 'PixelXDimension', 40963: 'PixelYDimension', 36867: 'DateTimeOriginal', 33434: 'ExposureTime', 33437: 'FNumber', 34855: 'ISOSpeedRatings', 37377: 'ShutterSpeedValue', 37378: 'ApertureValue', 37383: 'MeteringMode', 37384: 'LightSource', 37385: 'Flash', 37386: 'FocalLength', 41986: 'ExposureMode', 41987: 'WhiteBalance', 41990: 'SceneCaptureType', 41988: 'DigitalZoomRatio', 41992: 'Contrast', 41993: 'Saturation', 41994: 'Sharpness' }, gps: { 0: 'GPSVersionID', 1: 'GPSLatitudeRef', 2: 'GPSLatitude', 3: 'GPSLongitudeRef', 4: 'GPSLongitude' }, thumb: { 513: 'JPEGInterchangeFormat', 514: 'JPEGInterchangeFormatLength' } }; var tagDescs = { 'ColorSpace': { 1: 'sRGB', 0: 'Uncalibrated' }, 'MeteringMode': { 0: 'Unknown', 1: 'Average', 2: 'CenterWeightedAverage', 3: 'Spot', 4: 'MultiSpot', 5: 'Pattern', 6: 'Partial', 255: 'Other' }, 'LightSource': { 1: 'Daylight', 2: 'Fliorescent', 3: 'Tungsten', 4: 'Flash', 9: 'Fine weather', 10: 'Cloudy weather', 11: 'Shade', 12: 'Daylight fluorescent (D 5700 - 7100K)', 13: 'Day white fluorescent (N 4600 -5400K)', 14: 'Cool white fluorescent (W 3900 - 4500K)', 15: 'White fluorescent (WW 3200 - 3700K)', 17: 'Standard light A', 18: 'Standard light B', 19: 'Standard light C', 20: 'D55', 21: 'D65', 22: 'D75', 23: 'D50', 24: 'ISO studio tungsten', 255: 'Other' }, 'Flash': { 0: 'Flash did not fire', 1: 'Flash fired', 5: 'Strobe return light not detected', 7: 'Strobe return light detected', 9: 'Flash fired, compulsory flash mode', 13: 'Flash fired, compulsory flash mode, return light not detected', 15: 'Flash fired, compulsory flash mode, return light detected', 16: 'Flash did not fire, compulsory flash mode', 24: 'Flash did not fire, auto mode', 25: 'Flash fired, auto mode', 29: 'Flash fired, auto mode, return light not detected', 31: 'Flash fired, auto mode, return light detected', 32: 'No flash function', 65: 'Flash fired, red-eye reduction mode', 69: 'Flash fired, red-eye reduction mode, return light not detected', 71: 'Flash fired, red-eye reduction mode, return light detected', 73: 'Flash fired, compulsory flash mode, red-eye reduction mode', 77: 'Flash fired, compulsory flash mode, red-eye reduction mode, return light not detected', 79: 'Flash fired, compulsory flash mode, red-eye reduction mode, return light detected', 89: 'Flash fired, auto mode, red-eye reduction mode', 93: 'Flash fired, auto mode, return light not detected, red-eye reduction mode', 95: 'Flash fired, auto mode, return light detected, red-eye reduction mode' }, 'ExposureMode': { 0: 'Auto exposure', 1: 'Manual exposure', 2: 'Auto bracket' }, 'WhiteBalance': { 0: 'Auto white balance', 1: 'Manual white balance' }, 'SceneCaptureType': { 0: 'Standard', 1: 'Landscape', 2: 'Portrait', 3: 'Night scene' }, 'Contrast': { 0: 'Normal', 1: 'Soft', 2: 'Hard' }, 'Saturation': { 0: 'Normal', 1: 'Low saturation', 2: 'High saturation' }, 'Sharpness': { 0: 'Normal', 1: 'Soft', 2: 'Hard' }, 'GPSLatitudeRef': { N: 'North latitude', S: 'South latitude' }, 'GPSLongitudeRef': { E: 'East longitude', W: 'West longitude' } }; var ExifReader = function () { function ExifReader(ar) { this._offsets = { tiffHeader: 10, IFD0: null, IFD1: null, exifIFD: null, gpsIFD: null }; this._tiffTags = {}; var self = this; self._reader = new BinaryReader(ar); self._idx = self._offsets.tiffHeader; if (self.SHORT(0) !== 65505 || self.STRING(4, 5).toUpperCase() !== 'EXIF\0') { throw new Error('Exif data cannot be read or not available.'); } self._reader.littleEndian = self.SHORT(self._idx) == 18761; if (self.SHORT(self._idx += 2) !== 42) { throw new Error('Invalid Exif data.'); } self._offsets.IFD0 = self._offsets.tiffHeader + self.LONG(self._idx += 2); self._tiffTags = self.extractTags(self._offsets.IFD0, tags.tiff); if ('ExifIFDPointer' in self._tiffTags) { self._offsets.exifIFD = self._offsets.tiffHeader + self._tiffTags.ExifIFDPointer; delete self._tiffTags.ExifIFDPointer; } if ('GPSInfoIFDPointer' in self._tiffTags) { self._offsets.gpsIFD = self._offsets.tiffHeader + self._tiffTags.GPSInfoIFDPointer; delete self._tiffTags.GPSInfoIFDPointer; } var IFD1Offset = self.LONG(self._offsets.IFD0 + self.SHORT(self._offsets.IFD0) * 12 + 2); if (IFD1Offset) { self._offsets.IFD1 = self._offsets.tiffHeader + IFD1Offset; } } ExifReader.prototype.BYTE = function (idx) { return this._reader.BYTE(idx); }; ExifReader.prototype.SHORT = function (idx) { return this._reader.SHORT(idx); }; ExifReader.prototype.LONG = function (idx) { return this._reader.LONG(idx); }; ExifReader.prototype.SLONG = function (idx) { return this._reader.SLONG(idx); }; ExifReader.prototype.CHAR = function (idx) { return this._reader.CHAR(idx); }; ExifReader.prototype.STRING = function (idx, count) { return this._reader.STRING(idx, count); }; ExifReader.prototype.SEGMENT = function (idx, size) { return this._reader.SEGMENT(idx, size); }; ExifReader.prototype.asArray = function (type, idx, count) { var values = []; for (var i = 0; i < count; i++) { values[i] = this[type](idx + i); } return values; }; ExifReader.prototype.length = function () { return this._reader.length(); }; ExifReader.prototype.UNDEFINED = function () { return this.BYTE.apply(this, arguments); }; ExifReader.prototype.RATIONAL = function (idx) { return this.LONG(idx) / this.LONG(idx + 4); }; ExifReader.prototype.SRATIONAL = function (idx) { return this.SLONG(idx) / this.SLONG(idx + 4); }; ExifReader.prototype.ASCII = function (idx) { return this.CHAR(idx); }; ExifReader.prototype.TIFF = function () { return this._tiffTags; }; ExifReader.prototype.EXIF = function () { var self = this; var Exif = null; if (self._offsets.exifIFD) { try { Exif = self.extractTags(self._offsets.exifIFD, tags.exif); } catch (ex) { return null; } if (Exif.ExifVersion && Array.isArray(Exif.ExifVersion)) { for (var i = 0, exifVersion = ''; i < Exif.ExifVersion.length; i++) { exifVersion += String.fromCharCode(Exif.ExifVersion[i]); } Exif.ExifVersion = exifVersion; } } return Exif; }; ExifReader.prototype.GPS = function () { var self = this; var GPS = null; if (self._offsets.gpsIFD) { try { GPS = self.extractTags(self._offsets.gpsIFD, tags.gps); } catch (ex) { return null; } if (GPS.GPSVersionID && Array.isArray(GPS.GPSVersionID)) { GPS.GPSVersionID = GPS.GPSVersionID.join('.'); } } return GPS; }; ExifReader.prototype.thumb = function () { var self = this; if (self._offsets.IFD1) { try { var IFD1Tags = self.extractTags(self._offsets.IFD1, tags.thumb); if ('JPEGInterchangeFormat' in IFD1Tags) { return self.SEGMENT(self._offsets.tiffHeader + IFD1Tags.JPEGInterchangeFormat, IFD1Tags.JPEGInterchangeFormatLength); } } catch (ex) { } } return null; }; ExifReader.prototype.extractTags = function (IFD_offset, tags2extract) { var self = this; var length, i, tag, type, count, size, offset, value, values = [], hash = {}; var types = { 1: 'BYTE', 7: 'UNDEFINED', 2: 'ASCII', 3: 'SHORT', 4: 'LONG', 5: 'RATIONAL', 9: 'SLONG', 10: 'SRATIONAL' }; var sizes = { 'BYTE': 1, 'UNDEFINED': 1, 'ASCII': 1, 'SHORT': 2, 'LONG': 4, 'RATIONAL': 8, 'SLONG': 4, 'SRATIONAL': 8 }; length = self.SHORT(IFD_offset); for (i = 0; i < length; i++) { values = []; offset = IFD_offset + 2 + i * 12; tag = tags2extract[self.SHORT(offset)]; if (tag === undefined) { continue; } type = types[self.SHORT(offset += 2)]; count = self.LONG(offset += 2); size = sizes[type]; if (!size) { throw new Error('Invalid Exif data.'); } offset += 4; if (size * count > 4) { offset = self.LONG(offset) + self._offsets.tiffHeader; } if (offset + size * count >= self.length()) { throw new Error('Invalid Exif data.'); } if (type === 'ASCII') { hash[tag] = self.STRING(offset, count).replace(/\0$/, '').trim(); continue; } else { values = self.asArray(type, offset, count); value = count == 1 ? values[0] : values; if (tagDescs.hasOwnProperty(tag) && typeof value != 'object') { hash[tag] = tagDescs[tag][value]; } else { hash[tag] = value; } } } return hash; }; return ExifReader; }(); var extractFrom = function (blob) { return Conversions.blobToArrayBuffer(blob).then(function (ar) { try { var br = new BinaryReader(ar); if (br.SHORT(0) === 65496) { var headers = extractHeaders(br); var app1 = headers.filter(function (header) { return header.name === 'APP1'; }); var meta = {}; if (app1.length) { var exifReader = new ExifReader(app1[0].segment); meta = { tiff: exifReader.TIFF(), exif: exifReader.EXIF(), gps: exifReader.GPS(), thumb: exifReader.thumb() }; } else { return Promise.reject('Headers did not include required information'); } meta.rawHeaders = headers; return meta; } return Promise.reject('Image was not a jpeg'); } catch (ex) { return Promise.reject('Unsupported format or not an image: ' + blob.type + ' (Exception: ' + ex.message + ')'); } }); }; var extractHeaders = function (br) { var headers = [], idx, marker, length = 0; idx = 2; while (idx <= br.length()) { marker = br.SHORT(idx); if (marker >= 65488 && marker <= 65495) { idx += 2; continue; } if (marker === 65498 || marker === 65497) { break; } length = br.SHORT(idx + 2) + 2; if (marker >= 65505 && marker <= 65519) { headers.push({ hex: marker, name: 'APP' + (marker & 15), start: idx, length: length, segment: br.SEGMENT(idx, length) }); } idx += length; } return headers; }; var JPEGMeta = { extractFrom: extractFrom }; var invert = function (ir) { return Filters.invert(ir); }; var sharpen = function (ir) { return Filters.sharpen(ir); }; var emboss = function (ir) { return Filters.emboss(ir); }; var gamma = function (ir, value) { return Filters.gamma(ir, value); }; var exposure = function (ir, value) { return Filters.exposure(ir, value); }; var colorize = function (ir, adjustR, adjustG, adjustB) { return Filters.colorize(ir, adjustR, adjustG, adjustB); }; var brightness = function (ir, adjust) { return Filters.brightness(ir, adjust); }; var hue = function (ir, adjust) { return Filters.hue(ir, adjust); }; var saturate = function (ir, adjust) { return Filters.saturate(ir, adjust); }; var contrast = function (ir, adjust) { return Filters.contrast(ir, adjust); }; var grayscale = function (ir, adjust) { return Filters.grayscale(ir, adjust); }; var sepia = function (ir, adjust) { return Filters.sepia(ir, adjust); }; var flip$1 = function (ir, axis) { return ImageTools.flip(ir, axis); }; var crop$1 = function (ir, x, y, w, h) { return ImageTools.crop(ir, x, y, w, h); }; var resize$2 = function (ir, w, h) { return ImageTools.resize(ir, w, h); }; var rotate$1 = function (ir, angle) { return ImageTools.rotate(ir, angle); }; var exifRotate = function (ir) { var ROTATE_90 = 6; var ROTATE_180 = 3; var ROTATE_270 = 8; var checkRotation = function (data) { var orientation = data.tiff.Orientation; switch (orientation) { case ROTATE_90: return rotate$1(ir, 90); case ROTATE_180: return rotate$1(ir, 180); case ROTATE_270: return rotate$1(ir, 270); default: return ir; } }; var notJpeg = function () { return ir; }; return ir.toBlob().then(JPEGMeta.extractFrom).then(checkRotation, notJpeg); }; var ImageTransformations = { invert: invert, sharpen: sharpen, emboss: emboss, brightness: brightness, hue: hue, saturate: saturate, contrast: contrast, grayscale: grayscale, sepia: sepia, colorize: colorize, gamma: gamma, exposure: exposure, flip: flip$1, crop: crop$1, resize: resize$2, rotate: rotate$1, exifRotate: exifRotate }; var blobToImageResult = function (blob) { return ImageResult.fromBlob(blob); }; var fromBlobAndUrlSync$1 = function (blob, uri) { return ImageResult.fromBlobAndUrlSync(blob, uri); }; var imageToImageResult = function (image) { return ImageResult.fromImage(image); }; var imageResultToBlob = function (ir, type, quality) { if (type === undefined && quality === undefined) { return imageResultToOriginalBlob(ir); } else { return ir.toAdjustedBlob(type, quality); } }; var imageResultToOriginalBlob = function (ir) { return ir.toBlob(); }; var imageResultToDataURL = function (ir) { return ir.toDataURL(); }; var ResultConversions = { blobToImageResult: blobToImageResult, fromBlobAndUrlSync: fromBlobAndUrlSync$1, imageToImageResult: imageToImageResult, imageResultToBlob: imageResultToBlob, imageResultToOriginalBlob: imageResultToOriginalBlob, imageResultToDataURL: imageResultToDataURL }; var url = function () { return Global$1.getOrDie('URL'); }; var createObjectURL = function (blob) { return url().createObjectURL(blob); }; var revokeObjectURL = function (u) { url().revokeObjectURL(u); }; var URL$1 = { createObjectURL: createObjectURL, revokeObjectURL: revokeObjectURL }; var global$2 = tinymce.util.Tools.resolve('tinymce.util.Delay'); var global$3 = tinymce.util.Tools.resolve('tinymce.util.Promise'); var global$4 = tinymce.util.Tools.resolve('tinymce.util.URI'); var getToolbarItems = function (editor) { return editor.getParam('imagetools_toolbar', 'rotateleft rotateright | flipv fliph | crop editimage imageoptions'); }; var getProxyUrl = function (editor) { return editor.getParam('imagetools_proxy'); }; var getCorsHosts = function (editor) { return editor.getParam('imagetools_cors_hosts', [], 'string[]'); }; var getCredentialsHosts = function (editor) { return editor.getParam('imagetools_credentials_hosts', [], 'string[]'); }; var getApiKey = function (editor) { return editor.getParam('api_key', editor.getParam('imagetools_api_key', '', 'string'), 'string'); }; var getUploadTimeout = function (editor) { return editor.getParam('images_upload_timeout', 30000, 'number'); }; var shouldReuseFilename = function (editor) { return editor.getParam('images_reuse_filename', false, 'boolean'); }; var global$5 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils'); var global$6 = tinymce.util.Tools.resolve('tinymce.ui.Factory'); function UndoStack () { var data = []; var index = -1; function add(state) { var removed; removed = data.splice(++index); data.push(state); return { state: state, removed: removed }; } function undo() { if (canUndo()) { return data[--index]; } } function redo() { if (canRedo()) { return data[++index]; } } function canUndo() { return index > 0; } function canRedo() { return index !== -1 && index < data.length - 1; } return { data: data, add: add, undo: undo, redo: redo, canUndo: canUndo, canRedo: canRedo }; } var global$7 = tinymce.util.Tools.resolve('tinymce.geom.Rect'); var loadImage$1 = function (image) { return new global$3(function (resolve) { var loaded = function () { image.removeEventListener('load', loaded); resolve(image); }; if (image.complete) { resolve(image); } else { image.addEventListener('load', loaded); } }); }; var LoadImage = { loadImage: loadImage$1 }; var global$8 = tinymce.util.Tools.resolve('tinymce.dom.DomQuery'); var global$9 = tinymce.util.Tools.resolve('tinymce.util.Observable'); var global$a = tinymce.util.Tools.resolve('tinymce.util.VK'); var count = 0; function CropRect (currentRect, viewPortRect, clampRect, containerElm, action) { var instance; var handles; var dragHelpers; var blockers; var prefix = 'mce-'; var id = prefix + 'crid-' + count++; handles = [ { name: 'move', xMul: 0, yMul: 0, deltaX: 1, deltaY: 1, deltaW: 0, deltaH: 0, label: 'Crop Mask' }, { name: 'nw', xMul: 0, yMul: 0, deltaX: 1, deltaY: 1, deltaW: -1, deltaH: -1, label: 'Top Left Crop Handle' }, { name: 'ne', xMul: 1, yMul: 0, deltaX: 0, deltaY: 1, deltaW: 1, deltaH: -1, label: 'Top Right Crop Handle' }, { name: 'sw', xMul: 0, yMul: 1, deltaX: 1, deltaY: 0, deltaW: -1, deltaH: 1, label: 'Bottom Left Crop Handle' }, { name: 'se', xMul: 1, yMul: 1, deltaX: 0, deltaY: 0, deltaW: 1, deltaH: 1, label: 'Bottom Right Crop Handle' } ]; blockers = [ 'top', 'right', 'bottom', 'left' ]; function getAbsoluteRect(outerRect, relativeRect) { return { x: relativeRect.x + outerRect.x, y: relativeRect.y + outerRect.y, w: relativeRect.w, h: relativeRect.h }; } function getRelativeRect(outerRect, innerRect) { return { x: innerRect.x - outerRect.x, y: innerRect.y - outerRect.y, w: innerRect.w, h: innerRect.h }; } function getInnerRect() { return getRelativeRect(clampRect, currentRect); } function moveRect(handle, startRect, deltaX, deltaY) { var x, y, w, h, rect; x = startRect.x; y = startRect.y; w = startRect.w; h = startRect.h; x += deltaX * handle.deltaX; y += deltaY * handle.deltaY; w += deltaX * handle.deltaW; h += deltaY * handle.deltaH; if (w < 20) { w = 20; } if (h < 20) { h = 20; } rect = currentRect = global$7.clamp({ x: x, y: y, w: w, h: h }, clampRect, handle.name === 'move'); rect = getRelativeRect(clampRect, rect); instance.fire('updateRect', { rect: rect }); setInnerRect(rect); } function render() { function createDragHelper(handle) { var startRect; var DragHelper = global$6.get('DragHelper'); return new DragHelper(id, { document: containerElm.ownerDocument, handle: id + '-' + handle.name, start: function () { startRect = currentRect; }, drag: function (e) { moveRect(handle, startRect, e.deltaX, e.deltaY); } }); } global$8('
').appendTo(containerElm); global$1.each(blockers, function (blocker) { global$8('#' + id, containerElm).append('