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fabric.min.js
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fabric.min.js
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var fabric = fabric || {version: "2.4.6"};
function resizeCanvasIfNeeded(t) {
var e = t.targetCanvas, i = e.width, r = e.height, n = t.destinationWidth, s = t.destinationHeight;
i === n && r === s || (e.width = n, e.height = s)
}
function copyGLTo2DDrawImage(t, e) {
var i = t.canvas, r = e.targetCanvas, n = r.getContext("2d");
n.translate(0, r.height), n.scale(1, -1);
var s = i.height - r.height;
n.drawImage(i, 0, s, r.width, r.height, 0, 0, r.width, r.height)
}
function copyGLTo2DPutImageData(t, e) {
var i = e.targetCanvas.getContext("2d"), r = e.destinationWidth, n = e.destinationHeight, s = r * n * 4,
o = new Uint8Array(this.imageBuffer, 0, s), a = new Uint8ClampedArray(this.imageBuffer, 0, s);
t.readPixels(0, 0, r, n, t.RGBA, t.UNSIGNED_BYTE, o);
var h = new ImageData(a, r, n);
i.putImageData(h, 0, 0)
}
"undefined" != typeof exports ? exports.fabric = fabric : "function" == typeof define && define.amd && define([], function () {
return fabric
}), "undefined" != typeof document && "undefined" != typeof window ? (fabric.document = document, fabric.window = window) : (fabric.document = require("jsdom").jsdom(decodeURIComponent("%3C!DOCTYPE%20html%3E%3Chtml%3E%3Chead%3E%3C%2Fhead%3E%3Cbody%3E%3C%2Fbody%3E%3C%2Fhtml%3E"), {features: {FetchExternalResources: ["img"]}}), fabric.jsdomImplForWrapper = require("jsdom/lib/jsdom/living/generated/utils").implForWrapper, fabric.nodeCanvas = require("jsdom/lib/jsdom/utils").Canvas, fabric.window = fabric.document.defaultView, DOMParser = require("xmldom").DOMParser), fabric.isTouchSupported = "ontouchstart" in fabric.window || "ontouchstart" in fabric.document || fabric.window && fabric.window.navigator && 0 < fabric.window.navigator.maxTouchPoints, fabric.isLikelyNode = "undefined" != typeof Buffer && "undefined" == typeof window, fabric.SHARED_ATTRIBUTES = ["display", "transform", "fill", "fill-opacity", "fill-rule", "opacity", "stroke", "stroke-dasharray", "stroke-linecap", "stroke-dashoffset", "stroke-linejoin", "stroke-miterlimit", "stroke-opacity", "stroke-width", "id", "paint-order", "instantiated_by_use", "clip-path"], fabric.DPI = 96, fabric.reNum = "(?:[-+]?(?:\\d+|\\d*\\.\\d+)(?:e[-+]?\\d+)?)", fabric.fontPaths = {}, fabric.iMatrix = [1, 0, 0, 1, 0, 0], fabric.canvasModule = "canvas", fabric.perfLimitSizeTotal = 2097152, fabric.maxCacheSideLimit = 4096, fabric.minCacheSideLimit = 256, fabric.charWidthsCache = {}, fabric.textureSize = 2048, fabric.enableGLFiltering = !0, fabric.devicePixelRatio = fabric.window.devicePixelRatio || fabric.window.webkitDevicePixelRatio || fabric.window.mozDevicePixelRatio || 1, fabric.browserShadowBlurConstant = 1, fabric.arcToSegmentsCache = {}, fabric.boundsOfCurveCache = {}, fabric.cachesBoundsOfCurve = !0, fabric.initFilterBackend = function () {
return fabric.enableGLFiltering && fabric.isWebglSupported && fabric.isWebglSupported(fabric.textureSize) ? (console.log("max texture size: " + fabric.maxTextureSize), new fabric.WebglFilterBackend({tileSize: fabric.textureSize})) : fabric.Canvas2dFilterBackend ? new fabric.Canvas2dFilterBackend : void 0
}, "undefined" != typeof document && "undefined" != typeof window && (window.fabric = fabric), function () {
function r(t, e) {
if (this.__eventListeners[t]) {
var i = this.__eventListeners[t];
e ? i[i.indexOf(e)] = !1 : fabric.util.array.fill(i, !1)
}
}
function t(t, e) {
if (this.__eventListeners || (this.__eventListeners = {}), 1 === arguments.length) for (var i in t) this.on(i, t[i]); else this.__eventListeners[t] || (this.__eventListeners[t] = []), this.__eventListeners[t].push(e);
return this
}
function e(t, e) {
if (this.__eventListeners) {
if (0 === arguments.length) for (t in this.__eventListeners) r.call(this, t); else if (1 === arguments.length && "object" == typeof t) for (var i in t) r.call(this, i, t[i]); else r.call(this, t, e);
return this
}
}
function i(t, e) {
if (this.__eventListeners) {
var i = this.__eventListeners[t];
if (i) {
for (var r = 0, n = i.length; r < n; r++) i[r] && i[r].call(this, e || {});
return this.__eventListeners[t] = i.filter(function (t) {
return !1 !== t
}), this
}
}
}
fabric.Observable = {observe: t, stopObserving: e, fire: i, on: t, off: e, trigger: i}
}(), fabric.Collection = {
_objects: [], add: function () {
if (this._objects.push.apply(this._objects, arguments), this._onObjectAdded) for (var t = 0, e = arguments.length; t < e; t++) this._onObjectAdded(arguments[t]);
return this.renderOnAddRemove && this.requestRenderAll(), this
}, insertAt: function (t, e, i) {
var r = this._objects;
return i ? r[e] = t : r.splice(e, 0, t), this._onObjectAdded && this._onObjectAdded(t), this.renderOnAddRemove && this.requestRenderAll(), this
}, remove: function () {
for (var t, e = this._objects, i = !1, r = 0, n = arguments.length; r < n; r++) -1 !== (t = e.indexOf(arguments[r])) && (i = !0, e.splice(t, 1), this._onObjectRemoved && this._onObjectRemoved(arguments[r]));
return this.renderOnAddRemove && i && this.requestRenderAll(), this
}, forEachObject: function (t, e) {
for (var i = this.getObjects(), r = 0, n = i.length; r < n; r++) t.call(e, i[r], r, i);
return this
}, getObjects: function (e) {
return void 0 === e ? this._objects.concat() : this._objects.filter(function (t) {
return t.type === e
})
}, item: function (t) {
return this._objects[t]
}, isEmpty: function () {
return 0 === this._objects.length
}, size: function () {
return this._objects.length
}, contains: function (t) {
return -1 < this._objects.indexOf(t)
}, complexity: function () {
return this._objects.reduce(function (t, e) {
return t += e.complexity ? e.complexity() : 0
}, 0)
}
}, fabric.CommonMethods = {
_setOptions: function (t) {
for (var e in t) this.set(e, t[e])
}, _initGradient: function (t, e) {
!t || !t.colorStops || t instanceof fabric.Gradient || this.set(e, new fabric.Gradient(t))
}, _initPattern: function (t, e, i) {
!t || !t.source || t instanceof fabric.Pattern ? i && i() : this.set(e, new fabric.Pattern(t, i))
}, _initClipping: function (t) {
if (t.clipTo && "string" == typeof t.clipTo) {
var e = fabric.util.getFunctionBody(t.clipTo);
void 0 !== e && (this.clipTo = new Function("ctx", e))
}
}, _setObject: function (t) {
for (var e in t) this._set(e, t[e])
}, set: function (t, e) {
return "object" == typeof t ? this._setObject(t) : "function" == typeof e && "clipTo" !== t ? this._set(t, e(this.get(t))) : this._set(t, e), this
}, _set: function (t, e) {
this[t] = e
}, toggle: function (t) {
var e = this.get(t);
return "boolean" == typeof e && this.set(t, !e), this
}, get: function (t) {
return this[t]
}
}, function (s) {
var d = Math.sqrt, g = Math.atan2, o = Math.pow, a = Math.abs, h = Math.PI / 180, i = Math.PI / 2;
fabric.util = {
cos: function (t) {
if (0 === t) return 1;
switch (t < 0 && (t = -t), t / i) {
case 1:
case 3:
return 0;
case 2:
return -1
}
return Math.cos(t)
}, sin: function (t) {
if (0 === t) return 0;
var e = 1;
switch (t < 0 && (e = -1), t / i) {
case 1:
return e;
case 2:
return 0;
case 3:
return -e
}
return Math.sin(t)
}, removeFromArray: function (t, e) {
var i = t.indexOf(e);
return -1 !== i && t.splice(i, 1), t
}, getRandomInt: function (t, e) {
return Math.floor(Math.random() * (e - t + 1)) + t
}, degreesToRadians: function (t) {
return t * h
}, radiansToDegrees: function (t) {
return t / h
}, rotatePoint: function (t, e, i) {
t.subtractEquals(e);
var r = fabric.util.rotateVector(t, i);
return new fabric.Point(r.x, r.y).addEquals(e)
}, rotateVector: function (t, e) {
var i = fabric.util.sin(e), r = fabric.util.cos(e);
return {x: t.x * r - t.y * i, y: t.x * i + t.y * r}
}, transformPoint: function (t, e, i) {
return i ? new fabric.Point(e[0] * t.x + e[2] * t.y, e[1] * t.x + e[3] * t.y) : new fabric.Point(e[0] * t.x + e[2] * t.y + e[4], e[1] * t.x + e[3] * t.y + e[5])
}, makeBoundingBoxFromPoints: function (t) {
var e = [t[0].x, t[1].x, t[2].x, t[3].x], i = fabric.util.array.min(e), r = fabric.util.array.max(e) - i,
n = [t[0].y, t[1].y, t[2].y, t[3].y], s = fabric.util.array.min(n);
return {left: i, top: s, width: r, height: fabric.util.array.max(n) - s}
}, invertTransform: function (t) {
var e = 1 / (t[0] * t[3] - t[1] * t[2]), i = [e * t[3], -e * t[1], -e * t[2], e * t[0]],
r = fabric.util.transformPoint({x: t[4], y: t[5]}, i, !0);
return i[4] = -r.x, i[5] = -r.y, i
}, toFixed: function (t, e) {
return parseFloat(Number(t).toFixed(e))
}, parseUnit: function (t, e) {
var i = /\D{0,2}$/.exec(t), r = parseFloat(t);
switch (e || (e = fabric.Text.DEFAULT_SVG_FONT_SIZE), i[0]) {
case"mm":
return r * fabric.DPI / 25.4;
case"cm":
return r * fabric.DPI / 2.54;
case"in":
return r * fabric.DPI;
case"pt":
return r * fabric.DPI / 72;
case"pc":
return r * fabric.DPI / 72 * 12;
case"em":
return r * e;
default:
return r
}
}, falseFunction: function () {
return !1
}, getKlass: function (t, e) {
return t = fabric.util.string.camelize(t.charAt(0).toUpperCase() + t.slice(1)), fabric.util.resolveNamespace(e)[t]
}, getSvgAttributes: function (t) {
var e = ["instantiated_by_use", "style", "id", "class"];
switch (t) {
case"linearGradient":
e = e.concat(["x1", "y1", "x2", "y2", "gradientUnits", "gradientTransform"]);
break;
case"radialGradient":
e = e.concat(["gradientUnits", "gradientTransform", "cx", "cy", "r", "fx", "fy", "fr"]);
break;
case"stop":
e = e.concat(["offset", "stop-color", "stop-opacity"])
}
return e
}, resolveNamespace: function (t) {
if (!t) return fabric;
var e, i = t.split("."), r = i.length, n = s || fabric.window;
for (e = 0; e < r; ++e) n = n[i[e]];
return n
}, loadImage: function (t, e, i, r) {
if (t) {
var n = fabric.util.createImage(), s = function () {
e && e.call(i, n), n = n.onload = n.onerror = null
};
n.onload = s, n.onerror = function () {
fabric.log("Error loading " + n.src), e && e.call(i, null, !0), n = n.onload = n.onerror = null
}, 0 !== t.indexOf("data") && r && (n.crossOrigin = r), "data:image/svg" === t.substring(0, 14) && (n.onload = null, fabric.util.loadImageInDom(n, s)), n.src = t
} else e && e.call(i, t)
}, loadImageInDom: function (t, e) {
var i = fabric.document.createElement("div");
i.style.width = i.style.height = "1px", i.style.left = i.style.top = "-100%", i.style.position = "absolute", i.appendChild(t), fabric.document.querySelector("body").appendChild(i), t.onload = function () {
e(), i.parentNode.removeChild(i), i = null
}
}, enlivenObjects: function (t, e, n, s) {
function o() {
++i === r && e && e(a)
}
var a = [], i = 0, r = (t = t || []).length;
r ? t.forEach(function (i, r) {
i && i.type ? fabric.util.getKlass(i.type, n).fromObject(i, function (t, e) {
e || (a[r] = t), s && s(i, t, e), o()
}) : o()
}) : e && e(a)
}, enlivenPatterns: function (t, e) {
function i() {
++n === s && e && e(r)
}
var r = [], n = 0, s = (t = t || []).length;
s ? t.forEach(function (t, e) {
t && t.source ? new fabric.Pattern(t, function (t) {
r[e] = t, i()
}) : (r[e] = t, i())
}) : e && e(r)
}, groupSVGElements: function (t, e, i) {
var r;
return t && 1 === t.length ? t[0] : (e && (e.width && e.height ? e.centerPoint = {
x: e.width / 2,
y: e.height / 2
} : (delete e.width, delete e.height)), r = new fabric.Group(t, e), void 0 !== i && (r.sourcePath = i), r)
}, populateWithProperties: function (t, e, i) {
if (i && "[object Array]" === Object.prototype.toString.call(i)) for (var r = 0, n = i.length; r < n; r++) i[r] in t && (e[i[r]] = t[i[r]])
}, drawDashedLine: function (t, e, i, r, n, s) {
var o = r - e, a = n - i, h = d(o * o + a * a), c = g(a, o), l = s.length, u = 0, f = !0;
for (t.save(), t.translate(e, i), t.moveTo(0, 0), t.rotate(c), e = 0; e < h;) h < (e += s[u++ % l]) && (e = h), t[f ? "lineTo" : "moveTo"](e, 0), f = !f;
t.restore()
}, createCanvasElement: function () {
return fabric.document.createElement("canvas")
}, copyCanvasElement: function (t) {
var e = fabric.util.createCanvasElement();
return e.width = t.width, e.height = t.height, e.getContext("2d").drawImage(t, 0, 0), e
}, createImage: function () {
return fabric.document.createElement("img")
}, clipContext: function (t, e) {
e.save(), e.beginPath(), t.clipTo(e), e.clip()
}, multiplyTransformMatrices: function (t, e, i) {
return [t[0] * e[0] + t[2] * e[1], t[1] * e[0] + t[3] * e[1], t[0] * e[2] + t[2] * e[3], t[1] * e[2] + t[3] * e[3], i ? 0 : t[0] * e[4] + t[2] * e[5] + t[4], i ? 0 : t[1] * e[4] + t[3] * e[5] + t[5]]
}, qrDecompose: function (t) {
var e = g(t[1], t[0]), i = o(t[0], 2) + o(t[1], 2), r = d(i), n = (t[0] * t[3] - t[2] * t[1]) / r,
s = g(t[0] * t[2] + t[1] * t[3], i);
return {angle: e / h, scaleX: r, scaleY: n, skewX: s / h, skewY: 0, translateX: t[4], translateY: t[5]}
}, customTransformMatrix: function (t, e, i) {
var r = [1, 0, a(Math.tan(i * h)), 1], n = [a(t), 0, 0, a(e)];
return fabric.util.multiplyTransformMatrices(n, r, !0)
}, resetObjectTransform: function (t) {
t.scaleX = 1, t.scaleY = 1, t.skewX = 0, t.skewY = 0, t.flipX = !1, t.flipY = !1, t.rotate(0)
}, saveObjectTransform: function (t) {
return {
scaleX: t.scaleX,
scaleY: t.scaleY,
skewX: t.skewX,
skewY: t.skewY,
angle: t.angle,
left: t.left,
flipX: t.flipX,
flipY: t.flipY,
top: t.top
}
}, getFunctionBody: function (t) {
return (String(t).match(/function[^{]*\{([\s\S]*)\}/) || {})[1]
}, isTransparent: function (t, e, i, r) {
0 < r && (r < e ? e -= r : e = 0, r < i ? i -= r : i = 0);
var n, s = !0, o = t.getImageData(e, i, 2 * r || 1, 2 * r || 1), a = o.data.length;
for (n = 3; n < a && !1 !== (s = o.data[n] <= 0); n += 4) ;
return o = null, s
}, parsePreserveAspectRatioAttribute: function (t) {
var e, i = "meet", r = t.split(" ");
return r && r.length && ("meet" !== (i = r.pop()) && "slice" !== i ? (e = i, i = "meet") : r.length && (e = r.pop())), {
meetOrSlice: i,
alignX: "none" !== e ? e.slice(1, 4) : "none",
alignY: "none" !== e ? e.slice(5, 8) : "none"
}
}, clearFabricFontCache: function (t) {
(t = (t || "").toLowerCase()) ? fabric.charWidthsCache[t] && delete fabric.charWidthsCache[t] : fabric.charWidthsCache = {}
}, limitDimsByArea: function (t, e) {
var i = Math.sqrt(e * t), r = Math.floor(e / i);
return {x: Math.floor(i), y: r}
}, capValue: function (t, e, i) {
return Math.max(t, Math.min(e, i))
}, findScaleToFit: function (t, e) {
return Math.min(e.width / t.width, e.height / t.height)
}, findScaleToCover: function (t, e) {
return Math.max(e.width / t.width, e.height / t.height)
}
}
}("undefined" != typeof exports ? exports : this), function () {
var Q = Array.prototype.join;
function v(t, e, i, r, n, s, o) {
var a = Q.call(arguments);
if (fabric.arcToSegmentsCache[a]) return fabric.arcToSegmentsCache[a];
var h = Math.PI, c = o * h / 180, l = fabric.util.sin(c), u = fabric.util.cos(c), f = 0, d = 0,
g = -u * t * .5 - l * e * .5, p = -u * e * .5 + l * t * .5, v = (i = Math.abs(i)) * i,
m = (r = Math.abs(r)) * r, b = p * p, _ = g * g, y = v * m - v * b - m * _, x = 0;
if (y < 0) {
var C = Math.sqrt(1 - y / (v * m));
i *= C, r *= C
} else x = (n === s ? -1 : 1) * Math.sqrt(y / (v * b + m * _));
var S = x * i * p / r, T = -x * r * g / i, w = u * S - l * T + .5 * t, O = l * S + u * T + .5 * e,
k = Z(1, 0, (g - S) / i, (p - T) / r), D = Z((g - S) / i, (p - T) / r, (-g - S) / i, (-p - T) / r);
0 === s && 0 < D ? D -= 2 * h : 1 === s && D < 0 && (D += 2 * h);
for (var E, P, j, A, M, F, I, L, R, B, X, W, Y, U, z, N, G, V = Math.ceil(Math.abs(D / h * 2)), H = [], q = D / V, K = 8 / 3 * Math.sin(q / 4) * Math.sin(q / 4) / Math.sin(q / 2), J = k + q, $ = 0; $ < V; $++) H[$] = (E = k, P = J, j = u, A = l, M = i, F = r, I = w, L = O, R = K, B = f, X = d, void 0, W = fabric.util.cos(E), Y = fabric.util.sin(E), U = fabric.util.cos(P), z = fabric.util.sin(P), [B + R * (-j * M * Y - A * F * W), X + R * (-A * M * Y + j * F * W), (N = j * M * U - A * F * z + I) + R * (j * M * z + A * F * U), (G = A * M * U + j * F * z + L) + R * (A * M * z - j * F * U), N, G]), f = H[$][4], d = H[$][5], k = J, J += q;
return fabric.arcToSegmentsCache[a] = H
}
function Z(t, e, i, r) {
var n = Math.atan2(e, t), s = Math.atan2(r, i);
return n <= s ? s - n : 2 * Math.PI - (n - s)
}
function m(t, e, i, r, n, s, o, a) {
var h;
if (fabric.cachesBoundsOfCurve && (h = Q.call(arguments), fabric.boundsOfCurveCache[h])) return fabric.boundsOfCurveCache[h];
var c, l, u, f, d, g, p, v, m = Math.sqrt, b = Math.min, _ = Math.max, y = Math.abs, x = [], C = [[], []];
l = 6 * t - 12 * i + 6 * n, c = -3 * t + 9 * i - 9 * n + 3 * o, u = 3 * i - 3 * t;
for (var S = 0; S < 2; ++S) if (0 < S && (l = 6 * e - 12 * r + 6 * s, c = -3 * e + 9 * r - 9 * s + 3 * a, u = 3 * r - 3 * e), y(c) < 1e-12) {
if (y(l) < 1e-12) continue;
0 < (f = -u / l) && f < 1 && x.push(f)
} else (p = l * l - 4 * u * c) < 0 || (0 < (d = (-l + (v = m(p))) / (2 * c)) && d < 1 && x.push(d), 0 < (g = (-l - v) / (2 * c)) && g < 1 && x.push(g));
for (var T, w, O, k = x.length, D = k; k--;) T = (O = 1 - (f = x[k])) * O * O * t + 3 * O * O * f * i + 3 * O * f * f * n + f * f * f * o, C[0][k] = T, w = O * O * O * e + 3 * O * O * f * r + 3 * O * f * f * s + f * f * f * a, C[1][k] = w;
C[0][D] = t, C[1][D] = e, C[0][D + 1] = o, C[1][D + 1] = a;
var E = [{x: b.apply(null, C[0]), y: b.apply(null, C[1])}, {x: _.apply(null, C[0]), y: _.apply(null, C[1])}];
return fabric.cachesBoundsOfCurve && (fabric.boundsOfCurveCache[h] = E), E
}
fabric.util.drawArc = function (t, e, i, r) {
for (var n = r[0], s = r[1], o = r[2], a = r[3], h = r[4], c = [[], [], [], []], l = v(r[5] - e, r[6] - i, n, s, a, h, o), u = 0, f = l.length; u < f; u++) c[u][0] = l[u][0] + e, c[u][1] = l[u][1] + i, c[u][2] = l[u][2] + e, c[u][3] = l[u][3] + i, c[u][4] = l[u][4] + e, c[u][5] = l[u][5] + i, t.bezierCurveTo.apply(t, c[u])
}, fabric.util.getBoundsOfArc = function (t, e, i, r, n, s, o, a, h) {
for (var c, l = 0, u = 0, f = [], d = v(a - t, h - e, i, r, s, o, n), g = 0, p = d.length; g < p; g++) c = m(l, u, d[g][0], d[g][1], d[g][2], d[g][3], d[g][4], d[g][5]), f.push({
x: c[0].x + t,
y: c[0].y + e
}), f.push({x: c[1].x + t, y: c[1].y + e}), l = d[g][4], u = d[g][5];
return f
}, fabric.util.getBoundsOfCurve = m
}(), function () {
var o = Array.prototype.slice;
function i(t, e, i) {
if (t && 0 !== t.length) {
var r = t.length - 1, n = e ? t[r][e] : t[r];
if (e) for (; r--;) i(t[r][e], n) && (n = t[r][e]); else for (; r--;) i(t[r], n) && (n = t[r]);
return n
}
}
fabric.util.array = {
fill: function (t, e) {
for (var i = t.length; i--;) t[i] = e;
return t
}, invoke: function (t, e) {
for (var i = o.call(arguments, 2), r = [], n = 0, s = t.length; n < s; n++) r[n] = i.length ? t[n][e].apply(t[n], i) : t[n][e].call(t[n]);
return r
}, min: function (t, e) {
return i(t, e, function (t, e) {
return t < e
})
}, max: function (t, e) {
return i(t, e, function (t, e) {
return e <= t
})
}
}
}(), function () {
function o(t, e, i) {
if (i) if (!fabric.isLikelyNode && e instanceof Element) t = e; else if (e instanceof Array) {
t = [];
for (var r = 0, n = e.length; r < n; r++) t[r] = o({}, e[r], i)
} else if (e && "object" == typeof e) for (var s in e) "canvas" === s ? t[s] = o({}, e[s]) : e.hasOwnProperty(s) && (t[s] = o({}, e[s], i)); else t = e; else for (var s in e) t[s] = e[s];
return t
}
fabric.util.object = {
extend: o, clone: function (t, e) {
return o({}, t, e)
}
}, fabric.util.object.extend(fabric.util, fabric.Observable)
}(), function () {
function n(t, e) {
var i = t.charCodeAt(e);
if (isNaN(i)) return "";
if (i < 55296 || 57343 < i) return t.charAt(e);
if (55296 <= i && i <= 56319) {
if (t.length <= e + 1) throw"High surrogate without following low surrogate";
var r = t.charCodeAt(e + 1);
if (r < 56320 || 57343 < r) throw"High surrogate without following low surrogate";
return t.charAt(e) + t.charAt(e + 1)
}
if (0 === e) throw"Low surrogate without preceding high surrogate";
var n = t.charCodeAt(e - 1);
if (n < 55296 || 56319 < n) throw"Low surrogate without preceding high surrogate";
return !1
}
fabric.util.string = {
camelize: function (t) {
return t.replace(/-+(.)?/g, function (t, e) {
return e ? e.toUpperCase() : ""
})
}, capitalize: function (t, e) {
return t.charAt(0).toUpperCase() + (e ? t.slice(1) : t.slice(1).toLowerCase())
}, escapeXml: function (t) {
return t.replace(/&/g, "&").replace(/"/g, """).replace(/'/g, "'").replace(/</g, "<").replace(/>/g, ">")
}, graphemeSplit: function (t) {
var e, i = 0, r = [];
for (i = 0; i < t.length; i++) !1 !== (e = n(t, i)) && r.push(e);
return r
}
}
}(), function () {
var s = Array.prototype.slice, o = function () {
}, i = function () {
for (var t in{toString: 1}) if ("toString" === t) return !1;
return !0
}(), a = function (t, r, n) {
for (var e in r) e in t.prototype && "function" == typeof t.prototype[e] && -1 < (r[e] + "").indexOf("callSuper") ? t.prototype[e] = function (i) {
return function () {
var t = this.constructor.superclass;
this.constructor.superclass = n;
var e = r[i].apply(this, arguments);
if (this.constructor.superclass = t, "initialize" !== i) return e
}
}(e) : t.prototype[e] = r[e], i && (r.toString !== Object.prototype.toString && (t.prototype.toString = r.toString), r.valueOf !== Object.prototype.valueOf && (t.prototype.valueOf = r.valueOf))
};
function h() {
}
function c(t) {
for (var e = null, i = this; i.constructor.superclass;) {
var r = i.constructor.superclass.prototype[t];
if (i[t] !== r) {
e = r;
break
}
i = i.constructor.superclass.prototype
}
return e ? 1 < arguments.length ? e.apply(this, s.call(arguments, 1)) : e.call(this) : console.log("tried to callSuper " + t + ", method not found in prototype chain", this)
}
fabric.util.createClass = function () {
var t = null, e = s.call(arguments, 0);
function i() {
this.initialize.apply(this, arguments)
}
"function" == typeof e[0] && (t = e.shift()), i.superclass = t, i.subclasses = [], t && (h.prototype = t.prototype, i.prototype = new h, t.subclasses.push(i));
for (var r = 0, n = e.length; r < n; r++) a(i, e[r], t);
return i.prototype.initialize || (i.prototype.initialize = o), (i.prototype.constructor = i).prototype.callSuper = c, i
}
}(), function () {
function t(t) {
var e, i, r = Array.prototype.slice.call(arguments, 1), n = r.length;
for (i = 0; i < n; i++) if (e = typeof t[r[i]], !/^(?:function|object|unknown)$/.test(e)) return !1;
return !0
}
var n, s, e, i, a = (e = 0, function (t) {
return t.__uniqueID || (t.__uniqueID = "uniqueID__" + e++)
});
function o(t, e) {
return {
handler: e, wrappedHandler: (i = t, r = e, function (t) {
r.call(n(i), t || fabric.window.event)
})
};
var i, r
}
i = {}, n = function (t) {
return i[t]
}, s = function (t, e) {
i[t] = e
};
var r, h,
c = t(fabric.document.documentElement, "addEventListener", "removeEventListener") && t(fabric.window, "addEventListener", "removeEventListener"),
l = t(fabric.document.documentElement, "attachEvent", "detachEvent") && t(fabric.window, "attachEvent", "detachEvent"),
u = {}, f = {};
c ? (r = function (t, e, i, r) {
t && t.addEventListener(e, i, !l && r)
}, h = function (t, e, i, r) {
t && t.removeEventListener(e, i, !l && r)
}) : l ? (r = function (t, e, i) {
if (t) {
var r = a(t);
s(r, t), u[r] || (u[r] = {}), u[r][e] || (u[r][e] = []);
var n = o(r, i);
u[r][e].push(n), t.attachEvent("on" + e, n.wrappedHandler)
}
}, h = function (t, e, i) {
if (t) {
var r, n = a(t);
if (u[n] && u[n][e]) for (var s = 0, o = u[n][e].length; s < o; s++) (r = u[n][e][s]) && r.handler === i && (t.detachEvent("on" + e, r.wrappedHandler), u[n][e][s] = null)
}
}) : (r = function (t, e, i) {
if (t) {
var n, s, r = a(t);
if (f[r] || (f[r] = {}), !f[r][e]) {
f[r][e] = [];
var o = t["on" + e];
o && f[r][e].push(o), t["on" + e] = (n = r, s = e, function (t) {
if (f[n] && f[n][s]) for (var e = f[n][s], i = 0, r = e.length; i < r; i++) e[i].call(this, t || fabric.window.event)
})
}
f[r][e].push(i)
}
}, h = function (t, e, i) {
if (t) {
var r = a(t);
if (f[r] && f[r][e]) for (var n = f[r][e], s = 0, o = n.length; s < o; s++) n[s] === i && n.splice(s, 1)
}
}), fabric.util.addListener = r, fabric.util.removeListener = h;
var d = function (t) {
return t.clientX
}, g = function (t) {
return t.clientY
};
function p(t, e, i) {
var r, n = t["touchend" === t.type ? "changedTouches" : "touches"];
return n && n[0] && (r = n[0][i]), void 0 === r && (r = t[i]), r
}
fabric.isTouchSupported && (d = function (t) {
return p(t, 0, "clientX")
}, g = function (t) {
return p(t, 0, "clientY")
}), fabric.util.getPointer = function (t) {
t || (t = fabric.window.event);
var e = t.target || ("unknown" != typeof t.srcElement ? t.srcElement : null),
i = fabric.util.getScrollLeftTop(e);
return {x: d(t) + i.left, y: g(t) + i.top}
}
}(), function () {
var t = fabric.document.createElement("div"), e = "string" == typeof t.style.opacity,
i = "string" == typeof t.style.filter, r = /alpha\s*\(\s*opacity\s*=\s*([^\)]+)\)/, n = function (t) {
return t
};
e ? n = function (t, e) {
return t.style.opacity = e, t
} : i && (n = function (t, e) {
var i = t.style;
return t.currentStyle && !t.currentStyle.hasLayout && (i.zoom = 1), r.test(i.filter) ? (e = .9999 <= e ? "" : "alpha(opacity=" + 100 * e + ")", i.filter = i.filter.replace(r, e)) : i.filter += " alpha(opacity=" + 100 * e + ")", t
}), fabric.util.setStyle = function (t, e) {
var i = t.style;
if (!i) return t;
if ("string" == typeof e) return t.style.cssText += ";" + e, -1 < e.indexOf("opacity") ? n(t, e.match(/opacity:\s*(\d?\.?\d*)/)[1]) : t;
for (var r in e) "opacity" === r ? n(t, e[r]) : i["float" === r || "cssFloat" === r ? void 0 === i.styleFloat ? "cssFloat" : "styleFloat" : r] = e[r];
return t
}
}(), function () {
var e = Array.prototype.slice;
var t, h, i, r, n = function (t) {
return e.call(t, 0)
};
try {
t = n(fabric.document.childNodes) instanceof Array
} catch (t) {
}
function s(t, e) {
var i = fabric.document.createElement(t);
for (var r in e) "class" === r ? i.className = e[r] : "for" === r ? i.htmlFor = e[r] : i.setAttribute(r, e[r]);
return i
}
function c(t) {
for (var e = 0, i = 0, r = fabric.document.documentElement, n = fabric.document.body || {
scrollLeft: 0,
scrollTop: 0
}; t && (t.parentNode || t.host) && ((t = t.parentNode || t.host) === fabric.document ? (e = n.scrollLeft || r.scrollLeft || 0, i = n.scrollTop || r.scrollTop || 0) : (e += t.scrollLeft || 0, i += t.scrollTop || 0), 1 !== t.nodeType || "fixed" !== t.style.position);) ;
return {left: e, top: i}
}
t || (n = function (t) {
for (var e = new Array(t.length), i = t.length; i--;) e[i] = t[i];
return e
}), h = fabric.document.defaultView && fabric.document.defaultView.getComputedStyle ? function (t, e) {
var i = fabric.document.defaultView.getComputedStyle(t, null);
return i ? i[e] : void 0
} : function (t, e) {
var i = t.style[e];
return !i && t.currentStyle && (i = t.currentStyle[e]), i
}, i = fabric.document.documentElement.style, r = "userSelect" in i ? "userSelect" : "MozUserSelect" in i ? "MozUserSelect" : "WebkitUserSelect" in i ? "WebkitUserSelect" : "KhtmlUserSelect" in i ? "KhtmlUserSelect" : "", fabric.util.makeElementUnselectable = function (t) {
return void 0 !== t.onselectstart && (t.onselectstart = fabric.util.falseFunction), r ? t.style[r] = "none" : "string" == typeof t.unselectable && (t.unselectable = "on"), t
}, fabric.util.makeElementSelectable = function (t) {
return void 0 !== t.onselectstart && (t.onselectstart = null), r ? t.style[r] = "" : "string" == typeof t.unselectable && (t.unselectable = ""), t
}, fabric.util.getScript = function (t, e) {
var i = fabric.document.getElementsByTagName("head")[0], r = fabric.document.createElement("script"), n = !0;
r.onload = r.onreadystatechange = function (t) {
if (n) {
if ("string" == typeof this.readyState && "loaded" !== this.readyState && "complete" !== this.readyState) return;
n = !1, e(t || fabric.window.event), r = r.onload = r.onreadystatechange = null
}
}, r.src = t, i.appendChild(r)
}, fabric.util.getById = function (t) {
return "string" == typeof t ? fabric.document.getElementById(t) : t
}, fabric.util.toArray = n, fabric.util.makeElement = s, fabric.util.addClass = function (t, e) {
t && -1 === (" " + t.className + " ").indexOf(" " + e + " ") && (t.className += (t.className ? " " : "") + e)
}, fabric.util.wrapElement = function (t, e, i) {
return "string" == typeof e && (e = s(e, i)), t.parentNode && t.parentNode.replaceChild(e, t), e.appendChild(t), e
}, fabric.util.getScrollLeftTop = c, fabric.util.getElementOffset = function (t) {
var e, i, r = t && t.ownerDocument, n = {left: 0, top: 0}, s = {left: 0, top: 0},
o = {borderLeftWidth: "left", borderTopWidth: "top", paddingLeft: "left", paddingTop: "top"};
if (!r) return s;
for (var a in o) s[o[a]] += parseInt(h(t, a), 10) || 0;
return e = r.documentElement, void 0 !== t.getBoundingClientRect && (n = t.getBoundingClientRect()), i = c(t), {
left: n.left + i.left - (e.clientLeft || 0) + s.left,
top: n.top + i.top - (e.clientTop || 0) + s.top
}
}, fabric.util.getElementStyle = h, fabric.util.getNodeCanvas = function (t) {
var e = fabric.jsdomImplForWrapper(t);
return e._canvas || e._image
}, fabric.util.cleanUpJsdomNode = function (t) {
if (fabric.isLikelyNode) {
var e = fabric.jsdomImplForWrapper(t);
e && (e._image = null, e._canvas = null, e._currentSrc = null, e._attributes = null, e._classList = null)
}
}
}(), function () {
function h() {
}
fabric.util.request = function (t, e) {
e || (e = {});
var i, r, n = e.method ? e.method.toUpperCase() : "GET", s = e.onComplete || function () {
}, o = new fabric.window.XMLHttpRequest, a = e.body || e.parameters;
return o.onreadystatechange = function () {
4 === o.readyState && (s(o), o.onreadystatechange = h)
}, "GET" === n && (a = null, "string" == typeof e.parameters && (i = t, r = e.parameters, t = i + (/\?/.test(i) ? "&" : "?") + r)), o.open(n, t, !0), "POST" !== n && "PUT" !== n || o.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"), o.send(a), o
}
}(), fabric.log = function () {
}, fabric.warn = function () {
}, "undefined" != typeof console && ["log", "warn"].forEach(function (t) {
void 0 !== console[t] && "function" == typeof console[t].apply && (fabric[t] = function () {
return console[t].apply(console, arguments)
})
}), function () {
function e() {
return !1
}
var t = fabric.window.requestAnimationFrame || fabric.window.webkitRequestAnimationFrame || fabric.window.mozRequestAnimationFrame || fabric.window.oRequestAnimationFrame || fabric.window.msRequestAnimationFrame || function (t) {
return fabric.window.setTimeout(t, 1e3 / 60)
}, i = fabric.window.cancelAnimationFrame || fabric.window.clearTimeout;
function b() {
return t.apply(fabric.window, arguments)
}
fabric.util.animate = function (m) {
b(function (t) {
m || (m = {});
var o, a = t || +new Date, h = m.duration || 500, c = a + h, l = m.onChange || e, u = m.abort || e,
f = m.onComplete || e, d = m.easing || function (t, e, i, r) {
return -i * Math.cos(t / r * (Math.PI / 2)) + i + e
}, g = "startValue" in m ? m.startValue : 0, p = "endValue" in m ? m.endValue : 100, v = m.byValue || p - g;
m.onStart && m.onStart(), function t(e) {
if (u()) f(p, 1, 1); else {
o = e || +new Date;
var i = c < o ? h : o - a, r = i / h, n = d(i, g, v, h), s = Math.abs((n - g) / v);
l(n, s, r), c < o ? m.onComplete && m.onComplete() : b(t)
}
}(a)
})
}, fabric.util.requestAnimFrame = b, fabric.util.cancelAnimFrame = function () {
return i.apply(fabric.window, arguments)
}
}(), fabric.util.animateColor = function (t, e, i, c) {
var r = new fabric.Color(t).getSource(), n = new fabric.Color(e).getSource();
c = c || {}, fabric.util.animate(fabric.util.object.extend(c, {
duration: i || 500,
startValue: r,
endValue: n,
byValue: n,
easing: function (t, e, i, r) {
var n, s, o, a, h = c.colorEasing ? c.colorEasing(t, r) : 1 - Math.cos(t / r * (Math.PI / 2));
return n = e, s = i, o = h, a = "rgba(" + parseInt(n[0] + o * (s[0] - n[0]), 10) + "," + parseInt(n[1] + o * (s[1] - n[1]), 10) + "," + parseInt(n[2] + o * (s[2] - n[2]), 10), a += "," + (n && s ? parseFloat(n[3] + o * (s[3] - n[3])) : 1), a += ")"
}
}))
}, function () {
function o(t, e, i, r) {
return t < Math.abs(e) ? (t = e, r = i / 4) : r = 0 === e && 0 === t ? i / (2 * Math.PI) * Math.asin(1) : i / (2 * Math.PI) * Math.asin(e / t), {
a: t,
c: e,
p: i,
s: r
}
}
function a(t, e, i) {
return t.a * Math.pow(2, 10 * (e -= 1)) * Math.sin((e * i - t.s) * (2 * Math.PI) / t.p)
}
function n(t, e, i, r) {
return i - s(r - t, 0, i, r) + e
}
function s(t, e, i, r) {
return (t /= r) < 1 / 2.75 ? i * (7.5625 * t * t) + e : t < 2 / 2.75 ? i * (7.5625 * (t -= 1.5 / 2.75) * t + .75) + e : t < 2.5 / 2.75 ? i * (7.5625 * (t -= 2.25 / 2.75) * t + .9375) + e : i * (7.5625 * (t -= 2.625 / 2.75) * t + .984375) + e
}
fabric.util.ease = {
easeInQuad: function (t, e, i, r) {
return i * (t /= r) * t + e
}, easeOutQuad: function (t, e, i, r) {
return -i * (t /= r) * (t - 2) + e
}, easeInOutQuad: function (t, e, i, r) {
return (t /= r / 2) < 1 ? i / 2 * t * t + e : -i / 2 * (--t * (t - 2) - 1) + e
}, easeInCubic: function (t, e, i, r) {
return i * (t /= r) * t * t + e
}, easeOutCubic: function (t, e, i, r) {
return i * ((t = t / r - 1) * t * t + 1) + e
}, easeInOutCubic: function (t, e, i, r) {
return (t /= r / 2) < 1 ? i / 2 * t * t * t + e : i / 2 * ((t -= 2) * t * t + 2) + e
}, easeInQuart: function (t, e, i, r) {
return i * (t /= r) * t * t * t + e
}, easeOutQuart: function (t, e, i, r) {
return -i * ((t = t / r - 1) * t * t * t - 1) + e
}, easeInOutQuart: function (t, e, i, r) {
return (t /= r / 2) < 1 ? i / 2 * t * t * t * t + e : -i / 2 * ((t -= 2) * t * t * t - 2) + e
}, easeInQuint: function (t, e, i, r) {
return i * (t /= r) * t * t * t * t + e
}, easeOutQuint: function (t, e, i, r) {
return i * ((t = t / r - 1) * t * t * t * t + 1) + e
}, easeInOutQuint: function (t, e, i, r) {
return (t /= r / 2) < 1 ? i / 2 * t * t * t * t * t + e : i / 2 * ((t -= 2) * t * t * t * t + 2) + e
}, easeInSine: function (t, e, i, r) {
return -i * Math.cos(t / r * (Math.PI / 2)) + i + e
}, easeOutSine: function (t, e, i, r) {
return i * Math.sin(t / r * (Math.PI / 2)) + e
}, easeInOutSine: function (t, e, i, r) {
return -i / 2 * (Math.cos(Math.PI * t / r) - 1) + e
}, easeInExpo: function (t, e, i, r) {
return 0 === t ? e : i * Math.pow(2, 10 * (t / r - 1)) + e
}, easeOutExpo: function (t, e, i, r) {
return t === r ? e + i : i * (1 - Math.pow(2, -10 * t / r)) + e
}, easeInOutExpo: function (t, e, i, r) {
return 0 === t ? e : t === r ? e + i : (t /= r / 2) < 1 ? i / 2 * Math.pow(2, 10 * (t - 1)) + e : i / 2 * (2 - Math.pow(2, -10 * --t)) + e
}, easeInCirc: function (t, e, i, r) {
return -i * (Math.sqrt(1 - (t /= r) * t) - 1) + e
}, easeOutCirc: function (t, e, i, r) {
return i * Math.sqrt(1 - (t = t / r - 1) * t) + e
}, easeInOutCirc: function (t, e, i, r) {
return (t /= r / 2) < 1 ? -i / 2 * (Math.sqrt(1 - t * t) - 1) + e : i / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + e
}, easeInElastic: function (t, e, i, r) {
var n = 0;
return 0 === t ? e : 1 == (t /= r) ? e + i : (n || (n = .3 * r), -a(o(i, i, n, 1.70158), t, r) + e)
}, easeOutElastic: function (t, e, i, r) {
var n = 0;
if (0 === t) return e;
if (1 == (t /= r)) return e + i;
n || (n = .3 * r);
var s = o(i, i, n, 1.70158);
return s.a * Math.pow(2, -10 * t) * Math.sin((t * r - s.s) * (2 * Math.PI) / s.p) + s.c + e
}, easeInOutElastic: function (t, e, i, r) {
var n = 0;
if (0 === t) return e;
if (2 == (t /= r / 2)) return e + i;
n || (n = r * (.3 * 1.5));
var s = o(i, i, n, 1.70158);
return t < 1 ? -.5 * a(s, t, r) + e : s.a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * r - s.s) * (2 * Math.PI) / s.p) * .5 + s.c + e
}, easeInBack: function (t, e, i, r, n) {
return void 0 === n && (n = 1.70158), i * (t /= r) * t * ((n + 1) * t - n) + e
}, easeOutBack: function (t, e, i, r, n) {
return void 0 === n && (n = 1.70158), i * ((t = t / r - 1) * t * ((n + 1) * t + n) + 1) + e
}, easeInOutBack: function (t, e, i, r, n) {
return void 0 === n && (n = 1.70158), (t /= r / 2) < 1 ? i / 2 * (t * t * ((1 + (n *= 1.525)) * t - n)) + e : i / 2 * ((t -= 2) * t * ((1 + (n *= 1.525)) * t + n) + 2) + e
}, easeInBounce: n, easeOutBounce: s, easeInOutBounce: function (t, e, i, r) {
return t < r / 2 ? .5 * n(2 * t, 0, i, r) + e : .5 * s(2 * t - r, 0, i, r) + .5 * i + e
}
}
}(), function (t) {
"use strict";
var C = t.fabric || (t.fabric = {}), g = C.util.object.extend, f = C.util.object.clone, p = C.util.toFixed,
S = C.util.parseUnit, h = C.util.multiplyTransformMatrices, v = {
cx: "left",
x: "left",
r: "radius",
cy: "top",
y: "top",
display: "visible",
visibility: "visible",
transform: "transformMatrix",
"fill-opacity": "fillOpacity",
"fill-rule": "fillRule",
"font-family": "fontFamily",
"font-size": "fontSize",
"font-style": "fontStyle",
"font-weight": "fontWeight",
"letter-spacing": "charSpacing",
"paint-order": "paintFirst",
"stroke-dasharray": "strokeDashArray",
"stroke-dashoffset": "strokeDashOffset",
"stroke-linecap": "strokeLineCap",
"stroke-linejoin": "strokeLineJoin",
"stroke-miterlimit": "strokeMiterLimit",
"stroke-opacity": "strokeOpacity",
"stroke-width": "strokeWidth",
"text-decoration": "textDecoration",
"text-anchor": "textAnchor",
opacity: "opacity",
"clip-path": "clipPath",
"clip-rule": "clipRule"
}, m = {stroke: "strokeOpacity", fill: "fillOpacity"};
function b(t, e, i, r) {
var n, s = "[object Array]" === Object.prototype.toString.call(e);
if ("fill" !== t && "stroke" !== t || "none" !== e) if ("strokeDashArray" === t) e = "none" === e ? null : e.replace(/,/g, " ").split(/\s+/).map(parseFloat); else if ("transformMatrix" === t) e = i && i.transformMatrix ? h(i.transformMatrix, C.parseTransformAttribute(e)) : C.parseTransformAttribute(e); else if ("visible" === t) e = "none" !== e && "hidden" !== e, i && !1 === i.visible && (e = !1); else if ("opacity" === t) e = parseFloat(e), i && void 0 !== i.opacity && (e *= i.opacity); else if ("textAnchor" === t) e = "start" === e ? "left" : "end" === e ? "right" : "center"; else if ("charSpacing" === t) n = S(e, r) / r * 1e3; else if ("paintFirst" === t) {
var o = e.indexOf("fill"), a = e.indexOf("stroke");
e = "fill";
-1 < o && -1 < a && a < o ? e = "stroke" : -1 === o && -1 < a && (e = "stroke")
} else {
if ("href" === t || "xlink:href" === t) return e;
n = s ? e.map(S) : S(e, r)
} else e = "";
return !s && isNaN(n) ? e : n
}
function e(t) {
return new RegExp("^(" + t.join("|") + ")\\b", "i")
}
function _(t, e) {
var i, r, n, s, o = [];
for (n = 0, s = e.length; n < s; n++) i = e[n], r = t.getElementsByTagName(i), o = o.concat(Array.prototype.slice.call(r));
return o
}
function y(t, e) {
var i, r = !0;
return (i = n(t, e.pop())) && e.length && (r = function (t, e) {
var i, r = !0;
for (; t.parentNode && 1 === t.parentNode.nodeType && e.length;) r && (i = e.pop()), t = t.parentNode, r = n(t, i);
return 0 === e.length
}(t, e)), i && r && 0 === e.length
}
function n(t, e) {
var i, r, n = t.nodeName, s = t.getAttribute("class"), o = t.getAttribute("id");
if (i = new RegExp("^" + n, "i"), e = e.replace(i, ""), o && e.length && (i = new RegExp("#" + o + "(?![a-zA-Z\\-]+)", "i"), e = e.replace(i, "")), s && e.length) for (r = (s = s.split(" ")).length; r--;) i = new RegExp("\\." + s[r] + "(?![a-zA-Z\\-]+)", "i"), e = e.replace(i, "");
return 0 === e.length
}
function x(t, e) {
var i;
if (t.getElementById && (i = t.getElementById(e)), i) return i;
var r, n, s, o = t.getElementsByTagName("*");
for (n = 0, s = o.length; n < s; n++) if (e === (r = o[n]).getAttribute("id")) return r
}
C.svgValidTagNamesRegEx = e(["path", "circle", "polygon", "polyline", "ellipse", "rect", "line", "image", "text"]), C.svgViewBoxElementsRegEx = e(["symbol", "image", "marker", "pattern", "view", "svg"]), C.svgInvalidAncestorsRegEx = e(["pattern", "defs", "symbol", "metadata", "clipPath", "mask", "desc"]), C.svgValidParentsRegEx = e(["symbol", "g", "a", "svg", "clipPath", "defs"]), C.cssRules = {}, C.gradientDefs = {}, C.clipPaths = {}, C.parseTransformAttribute = function () {
function b(t, e, i) {
t[i] = Math.tan(C.util.degreesToRadians(e[0]))
}
var _ = C.iMatrix, t = C.reNum, e = "(?:\\s+,?\\s*|,\\s*)",
y = "(?:" + ("(?:(matrix)\\s*\\(\\s*(" + t + ")" + e + "(" + t + ")" + e + "(" + t + ")" + e + "(" + t + ")" + e + "(" + t + ")" + e + "(" + t + ")\\s*\\))") + "|" + ("(?:(translate)\\s*\\(\\s*(" + t + ")(?:" + e + "(" + t + "))?\\s*\\))") + "|" + ("(?:(scale)\\s*\\(\\s*(" + t + ")(?:" + e + "(" + t + "))?\\s*\\))") + "|" + ("(?:(rotate)\\s*\\(\\s*(" + t + ")(?:" + e + "(" + t + ")" + e + "(" + t + "))?\\s*\\))") + "|" + ("(?:(skewX)\\s*\\(\\s*(" + t + ")\\s*\\))") + "|" + ("(?:(skewY)\\s*\\(\\s*(" + t + ")\\s*\\))") + ")",
i = new RegExp("^\\s*(?:" + ("(?:" + y + "(?:" + e + "*" + y + ")*)") + "?)\\s*$"), r = new RegExp(y, "g");
return function (t) {
var v = _.concat(), m = [];
if (!t || t && !i.test(t)) return v;
t.replace(r, function (t) {
var e, i, r, n, s, o, a, h, c, l, u, f, d = new RegExp(y).exec(t).filter(function (t) {
return !!t
}), g = d[1], p = d.slice(2).map(parseFloat);
switch (g) {
case"translate":
f = p, (u = v)[4] = f[0], 2 === f.length && (u[5] = f[1]);
break;
case"rotate":
p[0] = C.util.degreesToRadians(p[0]), s = v, o = p, a = C.util.cos(o[0]), h = C.util.sin(o[0]), l = c = 0, 3 === o.length && (c = o[1], l = o[2]), s[0] = a, s[1] = h, s[2] = -h, s[3] = a, s[4] = c - (a * c - h * l), s[5] = l - (h * c + a * l);
break;
case"scale":
e = v, r = (i = p)[0], n = 2 === i.length ? i[1] : i[0], e[0] = r, e[3] = n;
break;
case"skewX":
b(v, p, 2);
break;
case"skewY":
b(v, p, 1);
break;
case"matrix":
v = p
}
m.push(v.concat()), v = _.concat()
});
for (var e = m[0]; 1 < m.length;) m.shift(), e = C.util.multiplyTransformMatrices(e, m[0]);
return e
}
}();
var T = new RegExp("^\\s*(" + C.reNum + "+)\\s*,?\\s*(" + C.reNum + "+)\\s*,?\\s*(" + C.reNum + "+)\\s*,?\\s*(" + C.reNum + "+)\\s*$");
function w(t) {
var e, i, r, n, s, o, a = t.getAttribute("viewBox"), h = 1, c = 1, l = t.getAttribute("width"),
u = t.getAttribute("height"), f = t.getAttribute("x") || 0, d = t.getAttribute("y") || 0,
g = t.getAttribute("preserveAspectRatio") || "",
p = !a || !C.svgViewBoxElementsRegEx.test(t.nodeName) || !(a = a.match(T)),
v = !l || !u || "100%" === l || "100%" === u, m = p && v, b = {}, _ = "", y = 0, x = 0;
if (b.width = 0, b.height = 0, b.toBeParsed = m) return b;
if (p) return b.width = S(l), b.height = S(u), b;
if (e = -parseFloat(a[1]), i = -parseFloat(a[2]), r = parseFloat(a[3]), n = parseFloat(a[4]), v ? (b.width = r, b.height = n) : (b.width = S(l), b.height = S(u), h = b.width / r, c = b.height / n), "none" !== (g = C.util.parsePreserveAspectRatioAttribute(g)).alignX && ("meet" === g.meetOrSlice && (c = h = c < h ? c : h), "slice" === g.meetOrSlice && (c = h = c < h ? h : c), y = b.width - r * h, x = b.height - n * h, "Mid" === g.alignX && (y /= 2), "Mid" === g.alignY && (x /= 2), "Min" === g.alignX && (y = 0), "Min" === g.alignY && (x = 0)), 1 === h && 1 === c && 0 === e && 0 === i && 0 === f && 0 === d) return b;
if ((f || d) && (_ = " translate(" + S(f) + " " + S(d) + ") "), s = _ + " matrix(" + h + " 0 0 " + c + " " + (e * h + y) + " " + (i * c + x) + ") ", b.viewboxTransform = C.parseTransformAttribute(s), "svg" === t.nodeName) {
for (o = t.ownerDocument.createElement("g"); t.firstChild;) o.appendChild(t.firstChild);
t.appendChild(o)
} else s = (o = t).getAttribute("transform") + s;
return o.setAttribute("transform", s), b
}
function s(t, e) {
var i = "xlink:href", r = x(t, e.getAttribute(i).substr(1));
if (r && r.getAttribute(i) && s(t, r), ["gradientTransform", "x1", "x2", "y1", "y2", "gradientUnits", "cx", "cy", "r", "fx", "fy"].forEach(function (t) {
e.hasAttribute(t) || e.setAttribute(t, r.getAttribute(t))
}), !e.children.length) for (var n = r.cloneNode(!0); n.firstChild;) e.appendChild(n.firstChild);
e.removeAttribute(i)
}
C.parseSVGDocument = function (t, i, e, r) {
if (t) {
!function (t) {
for (var e = _(t, ["use", "svg:use"]), i = 0; e.length && i < e.length;) {
var r, n, s, o, a = e[i], h = (a.getAttribute("xlink:href") || a.getAttribute("href")).substr(1),
c = a.getAttribute("x") || 0, l = a.getAttribute("y") || 0, u = x(t, h).cloneNode(!0),
f = (u.getAttribute("transform") || "") + " translate(" + c + ", " + l + ")", d = e.length;
if (w(u), /^svg$/i.test(u.nodeName)) {
var g = u.ownerDocument.createElement("g");
for (n = 0, o = (s = u.attributes).length; n < o; n++) r = s.item(n), g.setAttribute(r.nodeName, r.nodeValue);
for (; u.firstChild;) g.appendChild(u.firstChild);
u = g
}
for (n = 0, o = (s = a.attributes).length; n < o; n++) "x" !== (r = s.item(n)).nodeName && "y" !== r.nodeName && "xlink:href" !== r.nodeName && "href" !== r.nodeName && ("transform" === r.nodeName ? f = r.nodeValue + " " + f : u.setAttribute(r.nodeName, r.nodeValue));
u.setAttribute("transform", f), u.setAttribute("instantiated_by_use", "1"), u.removeAttribute("id"), a.parentNode.replaceChild(u, a), e.length === d && i++
}
}(t);
var n, s, o = C.Object.__uid++, a = w(t), h = C.util.toArray(t.getElementsByTagName("*"));
if (a.crossOrigin = r && r.crossOrigin, a.svgUid = o, 0 === h.length && C.isLikelyNode) {
var c = [];
for (n = 0, s = (h = t.selectNodes('//*[name(.)!="svg"]')).length; n < s; n++) c[n] = h[n];
h = c
}
var l = h.filter(function (t) {
return w(t), C.svgValidTagNamesRegEx.test(t.nodeName.replace("svg:", "")) && !function (t, e) {
for (; t && (t = t.parentNode);) if (t.nodeName && e.test(t.nodeName.replace("svg:", "")) && !t.getAttribute("instantiated_by_use")) return !0;
return !1
}(t, C.svgInvalidAncestorsRegEx)
});
if (!l || l && !l.length) i && i([], {}); else {
var u = {};
h.filter(function (t) {
return "clipPath" === t.nodeName.replace("svg:", "")
}).forEach(function (t) {
var e = t.getAttribute("id");
u[e] = C.util.toArray(t.getElementsByTagName("*")).filter(function (t) {
return C.svgValidTagNamesRegEx.test(t.nodeName.replace("svg:", ""))
})
}), C.gradientDefs[o] = C.getGradientDefs(t), C.cssRules[o] = C.getCSSRules(t), C.clipPaths[o] = u, C.parseElements(l, function (t, e) {
i && (i(t, a, e, h), delete C.gradientDefs[o], delete C.cssRules[o], delete C.clipPaths[o])
}, f(a), e, r)
}
}
};
var c = new RegExp("(normal|italic)?\\s*(normal|small-caps)?\\s*(normal|bold|bolder|lighter|100|200|300|400|500|600|700|800|900)?\\s*(" + C.reNum + "(?:px|cm|mm|em|pt|pc|in)*)(?:\\/(normal|" + C.reNum + "))?\\s+(.*)");
g(C, {
parseFontDeclaration: function (t, e) {
var i = t.match(c);
if (i) {
var r = i[1], n = i[3], s = i[4], o = i[5], a = i[6];
r && (e.fontStyle = r), n && (e.fontWeight = isNaN(parseFloat(n)) ? n : parseFloat(n)), s && (e.fontSize = S(s)), a && (e.fontFamily = a), o && (e.lineHeight = "normal" === o ? 1 : o)
}
}, getGradientDefs: function (t) {
var e, i = _(t, ["linearGradient", "radialGradient", "svg:linearGradient", "svg:radialGradient"]), r = 0,