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snow.js
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snow.js
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(function (e, t, n) {
"use strict";
function r(e, t, n) {
var r = e.runtimeStyle && e.runtimeStyle[t],
i, s = e.style;
return !/^-?[0-9]+\.?[0-9]*(?:px)?$/i.test(n) && /^-?\d/.test(n) && (i = s.left, r && (e.runtimeStyle.left = e.currentStyle.left), s.left = t === "fontSize" ? "1em" : n || 0, n = s.pixelLeft + "px", s.left = i, r && (e.runtimeStyle.left = r)), /^(thin|medium|thick)$/i.test(n) ? n : Math.round(parseFloat(n)) + "px"
}
function i(e) {
return parseInt(e, 10)
}
function s(e, t, i, s) {
e = (e || "").split(","), e = e[s || 0] || e[0] || "auto", e = f.Util.trimText(e).split(" ");
if (i !== "backgroundSize" || !!e[0] && !e[0].match(/cover|contain|auto/)) {
e[0] = e[0].indexOf("%") === -1 ? r(t, i + "X", e[0]) : e[0];
if (e[1] === n) {
if (i === "backgroundSize") return e[1] = "auto", e;
e[1] = e[0]
}
e[1] = e[1].indexOf("%") === -1 ? r(t, i + "Y", e[1]) : e[1]
}
return e
}
function o(e, t, n, r, i, s) {
var o = f.Util.getCSS(t, e, i),
u, a, l, c;
o.length === 1 && (c = o[0], o = [], o[0] = c, o[1] = c);
if (o[0].toString().indexOf("%") !== -1) l = parseFloat(o[0]) / 100, a = n.width * l, e !== "backgroundSize" && (a -= (s || r).width * l);
else if (e === "backgroundSize")
if (o[0] === "auto") a = r.width;
else if (/contain|cover/.test(o[0])) {
var h = f.Util.resizeBounds(r.width, r.height, n.width, n.height, o[0]);
a = h.width, u = h.height
} else a = parseInt(o[0], 10);
else a = parseInt(o[0], 10);
return o[1] === "auto" ? u = a / r.width * r.height : o[1].toString().indexOf("%") !== -1 ? (l = parseFloat(o[1]) / 100, u = n.height * l, e !== "backgroundSize" && (u -= (s || r).height * l)) : u = parseInt(o[1], 10), [a, u]
}
function u(e, t) {
var n = [];
return {
storage: n,
width: e,
height: t,
clip: function () {
n.push({
type: "function",
name: "clip",
arguments: arguments
})
},
translate: function () {
n.push({
type: "function",
name: "translate",
arguments: arguments
})
},
fill: function () {
n.push({
type: "function",
name: "fill",
arguments: arguments
})
},
save: function () {
n.push({
type: "function",
name: "save",
arguments: arguments
})
},
restore: function () {
n.push({
type: "function",
name: "restore",
arguments: arguments
})
},
fillRect: function () {
n.push({
type: "function",
name: "fillRect",
arguments: arguments
})
},
createPattern: function () {
n.push({
type: "function",
name: "createPattern",
arguments: arguments
})
},
drawShape: function () {
var e = [];
return n.push({
type: "function",
name: "drawShape",
arguments: e
}), {
moveTo: function () {
e.push({
name: "moveTo",
arguments: arguments
})
},
lineTo: function () {
e.push({
name: "lineTo",
arguments: arguments
})
},
arcTo: function () {
e.push({
name: "arcTo",
arguments: arguments
})
},
bezierCurveTo: function () {
e.push({
name: "bezierCurveTo",
arguments: arguments
})
},
quadraticCurveTo: function () {
e.push({
name: "quadraticCurveTo",
arguments: arguments
})
}
}
},
drawImage: function () {
n.push({
type: "function",
name: "drawImage",
arguments: arguments
})
},
fillText: function () {
n.push({
type: "function",
name: "fillText",
arguments: arguments
})
},
setVariable: function (e, t) {
return n.push({
type: "variable",
name: e,
arguments: t
}), t
}
}
}
function a(e) {
return {
zindex: e,
children: []
}
}
var f = {},
l, c, h;
f.Util = {}, f.Util.log = function (t) {
f.logging && e.console && e.console.log && e.console.log(t)
}, f.Util.trimText = function (e) {
return function (t) {
return e ? e.apply(t) : ((t || "") + "").replace(/^\s+|\s+$/g, "")
}
}(String.prototype.trim), f.Util.asFloat = function (e) {
return parseFloat(e)
},
function () {
var e = /((rgba|rgb)\([^\)]+\)(\s-?\d+px){0,})/g,
t = /(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;
f.Util.parseTextShadows = function (n) {
if (!n || n === "none") return [];
var r = n.match(e),
i = [];
for (var s = 0; r && s < r.length; s++) {
var o = r[s].match(t);
i.push({
color: o[0],
offsetX: o[1] ? o[1].replace("px", "") : 0,
offsetY: o[2] ? o[2].replace("px", "") : 0,
blur: o[3] ? o[3].replace("px", "") : 0
})
}
return i
}
}(), f.Util.parseBackgroundImage = function (e) {
var t = " \r\n ",
n, r, i, s, o, u = [],
a, f = 0,
l = 0,
c, h, p = function () {
n && (r.substr(0, 1) === '"' && (r = r.substr(1, r.length - 2)), r && h.push(r), n.substr(0, 1) === "-" && (s = n.indexOf("-", 1) + 1) > 0 && (i = n.substr(0, s), n = n.substr(s)), u.push({
prefix: i,
method: n.toLowerCase(),
value: o,
args: h
})), h = [], n = i = r = o = ""
};
p();
for (var d = 0, v = e.length; d < v; d++) {
a = e[d];
if (f === 0 && t.indexOf(a) > -1) continue;
switch (a) {
case '"':
c ? c === a && (c = null) : c = a;
break;
case "(":
if (c) break;
if (f === 0) {
f = 1, o += a;
continue
}
l++;
break;
case ")":
if (c) break;
if (f === 1) {
if (l === 0) {
f = 0, o += a, p();
continue
}
l--
}
break;
case ",":
if (c) break;
if (f === 0) {
p();
continue
}
if (f === 1 && l === 0 && !n.match(/^url$/i)) {
h.push(r), r = "", o += a;
continue
}
}
o += a, f === 0 ? n += a : r += a
}
return p(), u
}, f.Util.Bounds = function (e) {
var t, n = {};
return e.getBoundingClientRect && (t = e.getBoundingClientRect(), n.top = t.top, n.bottom = t.bottom || t.top + t.height, n.left = t.left, n.width = e.offsetWidth, n.height = e.offsetHeight), n
}, f.Util.OffsetBounds = function (e) {
var t = e.offsetParent ? f.Util.OffsetBounds(e.offsetParent) : {
top: 0,
left: 0
};
return {
top: e.offsetTop + t.top,
bottom: e.offsetTop + e.offsetHeight + t.top,
left: e.offsetLeft + t.left,
width: e.offsetWidth,
height: e.offsetHeight
}
}, f.Util.getCSS = function (e, n, r) {
l !== e && (c = t.defaultView.getComputedStyle(e, null));
var o = c[n];
if (/^background(Size|Position)$/.test(n)) return s(o, e, n, r);
if (/border(Top|Bottom)(Left|Right)Radius/.test(n)) {
var u = o.split(" ");
return u.length <= 1 && (u[1] = u[0]), u.map(i)
}
return o
}, f.Util.resizeBounds = function (e, t, n, r, i) {
var s = n / r,
o = e / t,
u, a;
return !i || i === "auto" ? (u = n, a = r) : s < o ^ i === "contain" ? (a = r, u = r * o) : (u = n, a = n / o), {
width: u,
height: a
}
}, f.Util.BackgroundPosition = function (e, t, n, r, i) {
var s = o("backgroundPosition", e, t, n, r, i);
return {
left: s[0],
top: s[1]
}
}, f.Util.BackgroundSize = function (e, t, n, r) {
var i = o("backgroundSize", e, t, n, r);
return {
width: i[0],
height: i[1]
}
}, f.Util.Extend = function (e, t) {
for (var n in e) e.hasOwnProperty(n) && (t[n] = e[n]);
return t
}, f.Util.Children = function (e) {
var t;
try {
t = e.nodeName && e.nodeName.toUpperCase() === "IFRAME" ? e.contentDocument || e.contentWindow.document : function (e) {
var t = [];
return e !== null && function (e, t) {
var r = e.length,
i = 0;
if (typeof t.length == "number")
for (var s = t.length; i < s; i++) e[r++] = t[i];
else
while (t[i] !== n) e[r++] = t[i++];
return e.length = r, e
}(t, e), t
}(e.childNodes)
} catch (r) {
f.Util.log("html2canvas.Util.Children failed with exception: " + r.message), t = []
}
return t
}, f.Util.isTransparent = function (e) {
return e === "transparent" || e === "rgba(0, 0, 0, 0)"
}, f.Util.Font = function () {
var e = {};
return function (t, r, i) {
if (e[t + "-" + r] !== n) return e[t + "-" + r];
var s = i.createElement("div"),
o = i.createElement("img"),
u = i.createElement("span"),
a = "Hidden Text",
f, l, c;
return s.style.visibility = "hidden", s.style.fontFamily = t, s.style.fontSize = r, s.style.margin = 0, s.style.padding = 0, i.body.appendChild(s), o.src = "data:image/gif;base64,R0lGODlhAQABAIABAP///wAAACwAAAAAAQABAAACAkQBADs=", o.width = 1, o.height = 1, o.style.margin = 0, o.style.padding = 0, o.style.verticalAlign = "baseline", u.style.fontFamily = t, u.style.fontSize = r, u.style.margin = 0, u.style.padding = 0, u.appendChild(i.createTextNode(a)), s.appendChild(u), s.appendChild(o), f = o.offsetTop - u.offsetTop + 1, s.removeChild(u), s.appendChild(i.createTextNode(a)), s.style.lineHeight = "normal", o.style.verticalAlign = "super", l = o.offsetTop - s.offsetTop + 1, c = {
baseline: f,
lineWidth: 1,
middle: l
}, e[t + "-" + r] = c, i.body.removeChild(s), c
}
}(),
function () {
function e(e) {
return function (t) {
try {
e.addColorStop(t.stop, t.color)
} catch (r) {
n.log(["failed to add color stop: ", r, "; tried to add: ", t])
}
}
}
var n = f.Util,
r = {};
f.Generate = r;
var i = [/^(-webkit-linear-gradient)\(([a-z\s]+)([\w\d\.\s,%\(\)]+)\)$/, /^(-o-linear-gradient)\(([a-z\s]+)([\w\d\.\s,%\(\)]+)\)$/, /^(-webkit-gradient)\((linear|radial),\s((?:\d{1,3}%?)\s(?:\d{1,3}%?),\s(?:\d{1,3}%?)\s(?:\d{1,3}%?))([\w\d\.\s,%\(\)\-]+)\)$/, /^(-moz-linear-gradient)\(((?:\d{1,3}%?)\s(?:\d{1,3}%?))([\w\d\.\s,%\(\)]+)\)$/, /^(-webkit-radial-gradient)\(((?:\d{1,3}%?)\s(?:\d{1,3}%?)),\s(\w+)\s([a-z\-]+)([\w\d\.\s,%\(\)]+)\)$/, /^(-moz-radial-gradient)\(((?:\d{1,3}%?)\s(?:\d{1,3}%?)),\s(\w+)\s?([a-z\-]*)([\w\d\.\s,%\(\)]+)\)$/, /^(-o-radial-gradient)\(((?:\d{1,3}%?)\s(?:\d{1,3}%?)),\s(\w+)\s([a-z\-]+)([\w\d\.\s,%\(\)]+)\)$/];
r.parseGradient = function (e, t) {
var n, r, s = i.length,
o, u, a, f, l, c, h, p, d, v;
for (r = 0; r < s; r += 1) {
o = e.match(i[r]);
if (o) break
}
if (o) switch (o[1]) {
case "-webkit-linear-gradient":
case "-o-linear-gradient":
n = {
type: "linear",
x0: null,
y0: null,
x1: null,
y1: null,
colorStops: []
}, a = o[2].match(/\w+/g);
if (a) {
f = a.length;
for (r = 0; r < f; r += 1) switch (a[r]) {
case "top":
n.y0 = 0, n.y1 = t.height;
break;
case "right":
n.x0 = t.width, n.x1 = 0;
break;
case "bottom":
n.y0 = t.height, n.y1 = 0;
break;
case "left":
n.x0 = 0, n.x1 = t.width
}
}
n.x0 === null && n.x1 === null && (n.x0 = n.x1 = t.width / 2), n.y0 === null && n.y1 === null && (n.y0 = n.y1 = t.height / 2), a = o[3].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\)(?:\s\d{1,3}(?:%|px))?)+/g);
if (a) {
f = a.length, l = 1 / Math.max(f - 1, 1);
for (r = 0; r < f; r += 1) c = a[r].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\))\s*(\d{1,3})?(%|px)?/), c[2] ? (u = parseFloat(c[2]), c[3] === "%" ? u /= 100 : u /= t.width) : u = r * l, n.colorStops.push({
color: c[1],
stop: u
})
}
break;
case "-webkit-gradient":
n = {
type: o[2] === "radial" ? "circle" : o[2],
x0: 0,
y0: 0,
x1: 0,
y1: 0,
colorStops: []
}, a = o[3].match(/(\d{1,3})%?\s(\d{1,3})%?,\s(\d{1,3})%?\s(\d{1,3})%?/), a && (n.x0 = a[1] * t.width / 100, n.y0 = a[2] * t.height / 100, n.x1 = a[3] * t.width / 100, n.y1 = a[4] * t.height / 100), a = o[4].match(/((?:from|to|color-stop)\((?:[0-9\.]+,\s)?(?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\)\))+/g);
if (a) {
f = a.length;
for (r = 0; r < f; r += 1) c = a[r].match(/(from|to|color-stop)\(([0-9\.]+)?(?:,\s)?((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\))\)/), u = parseFloat(c[2]), c[1] === "from" && (u = 0), c[1] === "to" && (u = 1), n.colorStops.push({
color: c[3],
stop: u
})
}
break;
case "-moz-linear-gradient":
n = {
type: "linear",
x0: 0,
y0: 0,
x1: 0,
y1: 0,
colorStops: []
}, a = o[2].match(/(\d{1,3})%?\s(\d{1,3})%?/), a && (n.x0 = a[1] * t.width / 100, n.y0 = a[2] * t.height / 100, n.x1 = t.width - n.x0, n.y1 = t.height - n.y0), a = o[3].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\)(?:\s\d{1,3}%)?)+/g);
if (a) {
f = a.length, l = 1 / Math.max(f - 1, 1);
for (r = 0; r < f; r += 1) c = a[r].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\))\s*(\d{1,3})?(%)?/), c[2] ? (u = parseFloat(c[2]), c[3] && (u /= 100)) : u = r * l, n.colorStops.push({
color: c[1],
stop: u
})
}
break;
case "-webkit-radial-gradient":
case "-moz-radial-gradient":
case "-o-radial-gradient":
n = {
type: "circle",
x0: 0,
y0: 0,
x1: t.width,
y1: t.height,
cx: 0,
cy: 0,
rx: 0,
ry: 0,
colorStops: []
}, a = o[2].match(/(\d{1,3})%?\s(\d{1,3})%?/), a && (n.cx = a[1] * t.width / 100, n.cy = a[2] * t.height / 100), a = o[3].match(/\w+/), c = o[4].match(/[a-z\-]*/);
if (a && c) switch (c[0]) {
case "farthest-corner":
case "cover":
case "":
h = Math.sqrt(Math.pow(n.cx, 2) + Math.pow(n.cy, 2)), p = Math.sqrt(Math.pow(n.cx, 2) + Math.pow(n.y1 - n.cy, 2)), d = Math.sqrt(Math.pow(n.x1 - n.cx, 2) + Math.pow(n.y1 - n.cy, 2)), v = Math.sqrt(Math.pow(n.x1 - n.cx, 2) + Math.pow(n.cy, 2)), n.rx = n.ry = Math.max(h, p, d, v);
break;
case "closest-corner":
h = Math.sqrt(Math.pow(n.cx, 2) + Math.pow(n.cy, 2)), p = Math.sqrt(Math.pow(n.cx, 2) + Math.pow(n.y1 - n.cy, 2)), d = Math.sqrt(Math.pow(n.x1 - n.cx, 2) + Math.pow(n.y1 - n.cy, 2)), v = Math.sqrt(Math.pow(n.x1 - n.cx, 2) + Math.pow(n.cy, 2)), n.rx = n.ry = Math.min(h, p, d, v);
break;
case "farthest-side":
a[0] === "circle" ? n.rx = n.ry = Math.max(n.cx, n.cy, n.x1 - n.cx, n.y1 - n.cy) : (n.type = a[0], n.rx = Math.max(n.cx, n.x1 - n.cx), n.ry = Math.max(n.cy, n.y1 - n.cy));
break;
case "closest-side":
case "contain":
a[0] === "circle" ? n.rx = n.ry = Math.min(n.cx, n.cy, n.x1 - n.cx, n.y1 - n.cy) : (n.type = a[0], n.rx = Math.min(n.cx, n.x1 - n.cx), n.ry = Math.min(n.cy, n.y1 - n.cy))
}
a = o[5].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\)(?:\s\d{1,3}(?:%|px))?)+/g);
if (a) {
f = a.length, l = 1 / Math.max(f - 1, 1);
for (r = 0; r < f; r += 1) c = a[r].match(/((?:rgb|rgba)\(\d{1,3},\s\d{1,3},\s\d{1,3}(?:,\s[0-9\.]+)?\))\s*(\d{1,3})?(%|px)?/), c[2] ? (u = parseFloat(c[2]), c[3] === "%" ? u /= 100 : u /= t.width) : u = r * l, n.colorStops.push({
color: c[1],
stop: u
})
}
}
return n
}, r.Gradient = function (n, r) {
if (r.width === 0 || r.height === 0) return;
var i = t.createElement("canvas"),
s = i.getContext("2d"),
o, u;
i.width = r.width, i.height = r.height, o = f.Generate.parseGradient(n, r);
if (o) switch (o.type) {
case "linear":
u = s.createLinearGradient(o.x0, o.y0, o.x1, o.y1), o.colorStops.forEach(e(u)), s.fillStyle = u, s.fillRect(0, 0, r.width, r.height);
break;
case "circle":
u = s.createRadialGradient(o.cx, o.cy, 0, o.cx, o.cy, o.rx), o.colorStops.forEach(e(u)), s.fillStyle = u, s.fillRect(0, 0, r.width, r.height);
break;
case "ellipse":
var a = t.createElement("canvas"),
l = a.getContext("2d"),
c = Math.max(o.rx, o.ry),
h = c * 2;
a.width = a.height = h, u = l.createRadialGradient(o.rx, o.ry, 0, o.rx, o.ry, c), o.colorStops.forEach(e(u)), l.fillStyle = u, l.fillRect(0, 0, h, h), s.fillStyle = o.colorStops[o.colorStops.length - 1].color, s.fillRect(0, 0, i.width, i.height), s.drawImage(a, o.cx - o.rx, o.cy - o.ry, 2 * o.rx, 2 * o.ry)
}
return i
}, r.ListAlpha = function (e) {
var t = "",
n;
do n = e % 26, t = String.fromCharCode(n + 64) + t, e /= 26; while (e * 26 > 26);
return t
}, r.ListRoman = function (e) {
var t = ["M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I"],
n = [1e3, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1],
r = "",
i, s = t.length;
if (e <= 0 || e >= 4e3) return e;
for (i = 0; i < s; i += 1)
while (e >= n[i]) e -= n[i], r += t[i];
return r
}
}(), f.Parse = function (r, i) {
function s() {
return Math.max(Math.max(lt.body.scrollWidth, lt.documentElement.scrollWidth), Math.max(lt.body.offsetWidth, lt.documentElement.offsetWidth), Math.max(lt.body.clientWidth, lt.documentElement.clientWidth))
}
function o() {
return Math.max(Math.max(lt.body.scrollHeight, lt.documentElement.scrollHeight), Math.max(lt.body.offsetHeight, lt.documentElement.offsetHeight), Math.max(lt.body.clientHeight, lt.documentElement.clientHeight))
}
function l(e, t) {
var n = parseInt(vt(e, t), 10);
return isNaN(n) ? 0 : n
}
function c(e, t, n, r, i, s) {
s !== "transparent" && (e.setVariable("fillStyle", s), e.fillRect(t, n, r, i), ft += 1)
}
function h(e, t, n) {
if (e.length > 0) return t + n.toUpperCase()
}
function p(e, t) {
switch (t) {
case "lowercase":
return e.toLowerCase();
case "capitalize":
return e.replace(/(^|\s|:|-|\(|\))([a-z])/g, h);
case "uppercase":
return e.toUpperCase();
default:
return e
}
}
function d(e) {
return /^(normal|none|0px)$/.test(e)
}
function v(e, t, n, r) {
e !== null && ct.trimText(e).length > 0 && (r.fillText(e, t, n), ft += 1)
}
function m(e, t, n, r) {
var i = !1,
s = vt(t, "fontWeight"),
o = vt(t, "fontFamily"),
u = vt(t, "fontSize"),
a = ct.parseTextShadows(vt(t, "textShadow"));
switch (parseInt(s, 10)) {
case 401:
s = "bold";
break;
case 400:
s = "normal"
}
e.setVariable("fillStyle", r), e.setVariable("font", [vt(t, "fontStyle"), vt(t, "fontVariant"), s, u, o].join(" ")), e.setVariable("textAlign", i ? "right" : "left"), a.length && (e.setVariable("shadowColor", a[0].color), e.setVariable("shadowOffsetX", a[0].offsetX), e.setVariable("shadowOffsetY", a[0].offsetY), e.setVariable("shadowBlur", a[0].blur));
if (n !== "none") return ct.Font(o, u, lt)
}
function g(e, t, n, r, i) {
switch (t) {
case "underline":
c(e, n.left, Math.round(n.top + r.baseline + r.lineWidth), n.width, 1, i);
break;
case "overline":
c(e, n.left, Math.round(n.top), n.width, 1, i);
break;
case "line-through":
c(e, n.left, Math.ceil(n.top + r.middle + r.lineWidth), n.width, 1, i)
}
}
function y(e, t, n, r, i) {
var s;
if (ht.rangeBounds && !i) {
if (n !== "none" || ct.trimText(t).length !== 0) s = b(t, e.node, e.textOffset);
e.textOffset += t.length
} else if (e.node && typeof e.node.nodeValue == "string") {
var o = r ? e.node.splitText(t.length) : null;
s = w(e.node, i), e.node = o
}
return s
}
function b(e, t, n) {
var r = lt.createRange();
return r.setStart(t, n), r.setEnd(t, n + e.length), r.getBoundingClientRect()
}
function w(e, t) {
var n = e.parentNode,
r = lt.createElement("wrapper"),
i = e.cloneNode(!0);
r.appendChild(e.cloneNode(!0)), n.replaceChild(r, e);
var s = t ? ct.OffsetBounds(r) : ct.Bounds(r);
return n.replaceChild(i, r), s
}
function E(e, t, n) {
var r = n.ctx,
s = vt(e, "color"),
o = vt(e, "textDecoration"),
u = vt(e, "textAlign"),
a, f, l = {
node: t,
textOffset: 0
};
ct.trimText(t.nodeValue).length > 0 && (t.nodeValue = p(t.nodeValue, vt(e, "textTransform")), u = u.replace(["-webkit-auto"], ["auto"]), f = !i.letterRendering && /^(left|right|justify|auto)$/.test(u) && d(vt(e, "letterSpacing")) ? t.nodeValue.split(/(\b| )/) : t.nodeValue.split(""), a = m(r, e, o, s), i.chinese && f.forEach(function (e, t) {
/.*[\u4E00-\u9FA5].*$/.test(e) && (e = e.split(""), e.unshift(t, 1), f.splice.apply(f, e))
}), f.forEach(function (e, t) {
var i = y(l, e, o, t < f.length - 1, n.transform.matrix);
i && (v(e, i.left, i.bottom, r), g(r, o, i, a, s))
}))
}
function S(e, t) {
var n = lt.createElement("boundelement"),
r, i;
return n.style.display = "inline", r = e.style.listStyleType, e.style.listStyleType = "none", n.appendChild(lt.createTextNode(t)), e.insertBefore(n, e.firstChild), i = ct.Bounds(n), e.removeChild(n), e.style.listStyleType = r, i
}
function x(e) {
var t = -1,
n = 1,
r = e.parentNode.childNodes;
if (e.parentNode) {
while (r[++t] !== e) r[t].nodeType === 1 && n++;
return n
}
return -1
}
function T(e, t) {
var n = x(e),
r;
switch (t) {
case "decimal":
r = n;
break;
case "decimal-leading-zero":
r = n.toString().length === 1 ? n = "0" + n.toString() : n.toString();
break;
case "upper-roman":
r = f.Generate.ListRoman(n);
break;
case "lower-roman":
r = f.Generate.ListRoman(n).toLowerCase();
break;
case "lower-alpha":
r = f.Generate.ListAlpha(n).toLowerCase();
break;
case "upper-alpha":
r = f.Generate.ListAlpha(n)
}
return r + ". "
}
function N(e, t, n) {
var r, i, s = t.ctx,
o = vt(e, "listStyleType"),
u;
if (/^(decimal|decimal-leading-zero|upper-alpha|upper-latin|upper-roman|lower-alpha|lower-greek|lower-latin|lower-roman)$/i.test(o)) {
i = T(e, o), u = S(e, i), m(s, e, "none", vt(e, "color"));
if (vt(e, "listStylePosition") !== "inside") return;
s.setVariable("textAlign", "left"), r = n.left, v(i, r, u.bottom, s)
}
}
function C(e) {
var t = r[e];
return t && t.succeeded === !0 ? t.img : !1
}
function k(e, t) {
var n = Math.max(e.left, t.left),
r = Math.max(e.top, t.top),
i = Math.min(e.left + e.width, t.left + t.width),
s = Math.min(e.top + e.height, t.top + t.height);
return {
left: n,
top: r,
width: i - n,
height: s - r
}
}
function L(e, t, n) {
var r, i = t.cssPosition !== "static",
s = i ? vt(e, "zIndex") : "auto",
o = vt(e, "opacity"),
u = vt(e, "cssFloat") !== "none";
t.zIndex = r = a(s), r.isPositioned = i, r.isFloated = u, r.opacity = o, r.ownStacking = s !== "auto" || o < 1, n && n.zIndex.children.push(t)
}
function A(e, t, n, r, i) {
var s = l(t, "paddingLeft"),
o = l(t, "paddingTop"),
u = l(t, "paddingRight"),
a = l(t, "paddingBottom");
R(e, n, 0, 0, n.width, n.height, r.left + s + i[3].width, r.top + o + i[0].width, r.width - (i[1].width + i[3].width + s + u), r.height - (i[0].width + i[2].width + o + a))
}
function O(e) {
return ["Top", "Right", "Bottom", "Left"].map(function (t) {
return {
width: l(e, "border" + t + "Width"),
color: vt(e, "border" + t + "Color")
}
})
}
function M(e) {
return ["TopLeft", "TopRight", "BottomRight", "BottomLeft"].map(function (t) {
return vt(e, "border" + t + "Radius")
})
}
function _(e, t, n, r) {
var i = function (e, t, n) {
return {
x: e.x + (t.x - e.x) * n,
y: e.y + (t.y - e.y) * n
}
};
return {
start: e,
startControl: t,
endControl: n,
end: r,
subdivide: function (s) {
var o = i(e, t, s),
u = i(t, n, s),
a = i(n, r, s),
f = i(o, u, s),
l = i(u, a, s),
c = i(f, l, s);
return [_(e, o, f, c), _(c, l, a, r)]
},
curveTo: function (e) {
e.push(["bezierCurve", t.x, t.y, n.x, n.y, r.x, r.y])
},
curveToReversed: function (r) {
r.push(["bezierCurve", n.x, n.y, t.x, t.y, e.x, e.y])
}
}
}
function D(e, t, n, r, i, s, o) {
t[0] > 0 || t[1] > 0 ? (e.push(["line", r[0].start.x, r[0].start.y]), r[0].curveTo(e), r[1].curveTo(e)) : e.push(["line", s, o]), (n[0] > 0 || n[1] > 0) && e.push(["line", i[0].start.x, i[0].start.y])
}
function P(e, t, n, r, i, s, o) {
var u = [];
return t[0] > 0 || t[1] > 0 ? (u.push(["line", r[1].start.x, r[1].start.y]), r[1].curveTo(u)) : u.push(["line", e.c1[0], e.c1[1]]), n[0] > 0 || n[1] > 0 ? (u.push(["line", s[0].start.x, s[0].start.y]), s[0].curveTo(u), u.push(["line", o[0].end.x, o[0].end.y]), o[0].curveToReversed(u)) : (u.push(["line", e.c2[0], e.c2[1]]), u.push(["line", e.c3[0], e.c3[1]])), t[0] > 0 || t[1] > 0 ? (u.push(["line", i[1].end.x, i[1].end.y]), i[1].curveToReversed(u)) : u.push(["line", e.c4[0], e.c4[1]]), u
}
function H(e, t, n) {
var r = e.left,
i = e.top,
s = e.width,
o = e.height,
u = t[0][0],
a = t[0][1],
f = t[1][0],
l = t[1][1],
c = t[2][0],
h = t[2][1],
p = t[3][0],
d = t[3][1],
v = s - f,
m = o - h,
g = s - c,
y = o - d;
return {
topLeftOuter: yt(r, i, u, a).topLeft.subdivide(.5),
topLeftInner: yt(r + n[3].width, i + n[0].width, Math.max(0, u - n[3].width), Math.max(0, a - n[0].width)).topLeft.subdivide(.5),
topRightOuter: yt(r + v, i, f, l).topRight.subdivide(.5),
topRightInner: yt(r + Math.min(v, s + n[3].width), i + n[0].width, v > s + n[3].width ? 0 : f - n[3].width, l - n[0].width).topRight.subdivide(.5),
bottomRightOuter: yt(r + g, i + m, c, h).bottomRight.subdivide(.5),
bottomRightInner: yt(r + Math.min(g, s + n[3].width), i + Math.min(m, o + n[0].width), Math.max(0, c - n[1].width), Math.max(0, h - n[2].width)).bottomRight.subdivide(.5),
bottomLeftOuter: yt(r, i + y, p, d).bottomLeft.subdivide(.5),
bottomLeftInner: yt(r + n[3].width, i + y, Math.max(0, p - n[3].width), Math.max(0, d - n[2].width)).bottomLeft.subdivide(.5)
}
}
function B(e, t, n, r, i) {
var s = vt(e, "backgroundClip"),
o = [];
switch (s) {
case "content-box":
case "padding-box":
D(o, r[0], r[1], t.topLeftInner, t.topRightInner, i.left + n[3].width, i.top + n[0].width), D(o, r[1], r[2], t.topRightInner, t.bottomRightInner, i.left + i.width - n[1].width, i.top + n[0].width), D(o, r[2], r[3], t.bottomRightInner, t.bottomLeftInner, i.left + i.width - n[1].width, i.top + i.height - n[2].width), D(o, r[3], r[0], t.bottomLeftInner, t.topLeftInner, i.left + n[3].width, i.top + i.height - n[2].width);
break;
default:
D(o, r[0], r[1], t.topLeftOuter, t.topRightOuter, i.left, i.top), D(o, r[1], r[2], t.topRightOuter, t.bottomRightOuter, i.left + i.width, i.top), D(o, r[2], r[3], t.bottomRightOuter, t.bottomLeftOuter, i.left + i.width, i.top + i.height), D(o, r[3], r[0], t.bottomLeftOuter, t.topLeftOuter, i.left, i.top + i.height)
}
return o
}
function j(e, t, n) {
var r = t.left,
i = t.top,
s = t.width,
o = t.height,
u, a, f, l, c, h, p = M(e),
d = H(t, p, n),
v = {
clip: B(e, d, n, p, t),
borders: []
};
for (u = 0; u < 4; u++)
if (n[u].width > 0) {
a = r, f = i, l = s, c = o - n[2].width;
switch (u) {
case 0:
c = n[0].width, h = P({
c1: [a, f],
c2: [a + l, f],
c3: [a + l - n[1].width, f + c],
c4: [a + n[3].width, f + c]
}, p[0], p[1], d.topLeftOuter, d.topLeftInner, d.topRightOuter, d.topRightInner);
break;
case 1:
a = r + s - n[1].width, l = n[1].width, h = P({
c1: [a + l, f],
c2: [a + l, f + c + n[2].width],
c3: [a, f + c],
c4: [a, f + n[0].width]
}, p[1], p[2], d.topRightOuter, d.topRightInner, d.bottomRightOuter, d.bottomRightInner);
break;
case 2:
f = f + o - n[2].width, c = n[2].width, h = P({
c1: [a + l, f + c],
c2: [a, f + c],
c3: [a + n[3].width, f],
c4: [a + l - n[3].width, f]
}, p[2], p[3], d.bottomRightOuter, d.bottomRightInner, d.bottomLeftOuter, d.bottomLeftInner);
break;
case 3:
l = n[3].width, h = P({
c1: [a, f + c + n[2].width],
c2: [a, f],
c3: [a + l, f + n[0].width],
c4: [a + l, f + c]
}, p[3], p[0], d.bottomLeftOuter, d.bottomLeftInner, d.topLeftOuter, d.topLeftInner)
}
v.borders.push({
args: h,
color: n[u].color
})
} return v
}
function F(e, t) {
var n = e.drawShape();
return t.forEach(function (e, t) {
n[t === 0 ? "moveTo" : e[0] + "To"].apply(null, e.slice(1))
}), n
}
function I(e, t, n) {
n !== "transparent" && (e.setVariable("fillStyle", n), F(e, t), e.fill(), ft += 1)
}
function q(e, t, n) {
var r = lt.createElement("valuewrap"),
i = ["lineHeight", "textAlign", "fontFamily", "color", "fontSize", "paddingLeft", "paddingTop", "width", "height", "border", "borderLeftWidth", "borderTopWidth"],
s, o;
i.forEach(function (t) {
try {
r.style[t] = vt(e, t)
} catch (n) {
ct.log("html2canvas: Parse: Exception caught in renderFormValue: " + n.message)
}
}), r.style.borderColor = "black", r.style.borderStyle = "solid", r.style.display = "block", r.style.position = "absolute";
if (/^(submit|reset|button|text|password)$/.test(e.type) || e.nodeName === "SELECT") r.style.lineHeight = vt(e, "height");
r.style.top = t.top + "px", r.style.left = t.left + "px", s = e.nodeName === "SELECT" ? (e.options[e.selectedIndex] || 0).text : e.value, s || (s = e.placeholder), o = lt.createTextNode(s), r.appendChild(o), dt.appendChild(r), E(e, o, n), dt.removeChild(r)
}
function R(e) {
e.drawImage.apply(e, Array.prototype.slice.call(arguments, 1)), ft += 1
}
function U(n, r) {
var i = e.getComputedStyle(n, r);
if (!i || !i.content || i.content === "none" || i.content === "-moz-alt-content" || i.display === "none") return;
var s = i.content + "",
o = s.substr(0, 1);
o === s.substr(s.length - 1) && o.match(/'|"/) && (s = s.substr(1, s.length - 2));
var u = s.substr(0, 3) === "url",
a = t.createElement(u ? "img" : "span");
return a.className = mt + "-before " + mt + "-after", Object.keys(i).filter(z).forEach(function (e) {
try {
a.style[e] = i[e]
} catch (t) {
ct.log(["Tried to assign readonly property ", e, "Error:", t])
}
}), u ? a.src = ct.parseBackgroundImage(s)[0].args[0] : a.innerHTML = s, a
}
function z(t) {
return isNaN(e.parseInt(t, 10))
}
function W(e, t) {
var n = U(e, ":before"),
r = U(e, ":after");
if (!n && !r) return;
n && (e.className += " " + mt + "-before", e.parentNode.insertBefore(n, e), st(n, t, !0), e.parentNode.removeChild(n), e.className = e.className.replace(mt + "-before", "").trim()), r && (e.className += " " + mt + "-after", e.appendChild(r), st(r, t, !0), e.removeChild(r), e.className = e.className.replace(mt + "-after", "").trim())
}
function X(e, t, n, r) {
var i = Math.round(r.left + n.left),
s = Math.round(r.top + n.top);
e.createPattern(t), e.translate(i, s), e.fill(), e.translate(-i, -s)
}
function V(e, t, n, r, i, s, o, u) {
var a = [];
a.push(["line", Math.round(i), Math.round(s)]), a.push(["line", Math.round(i + o), Math.round(s)]), a.push(["line", Math.round(i + o), Math.round(u + s)]), a.push(["line", Math.round(i), Math.round(u + s)]), F(e, a), e.save(), e.clip(), X(e, t, n, r), e.restore()
}
function $(e, t, n) {
c(e, t.left, t.top, t.width, t.height, n)
}
function J(e, t, n, r, i) {
var s = ct.BackgroundSize(e, t, r, i),
o = ct.BackgroundPosition(e, t, r, i, s),
u = vt(e, "backgroundRepeat").split(",").map(ct.trimText);
r = Q(r, s), u = u[i] || u[0];
switch (u) {
case "repeat-x":
V(n, r, o, t, t.left, t.top + o.top, 99999, r.height);
break;
case "repeat-y":
V(n, r, o, t, t.left + o.left, t.top, r.width, 99999);
break;
case "no-repeat":
V(n, r, o, t, t.left + o.left, t.top + o.top, r.width, r.height);
break;
default:
X(n, r, o, {
top: t.top,
left: t.left,
width: r.width,
height: r.height
})
}
}
function K(e, t, n) {
var r = vt(e, "backgroundImage"),
i = ct.parseBackgroundImage(r),
s, o = i.length;
while (o--) {
r = i[o];
if (!r.args || r.args.length === 0) continue;
var u = r.method === "url" ? r.args[0] : r.value;
s = C(u), s ? J(e, t, n, s, o) : ct.log("html2canvas: Error loading background:", r)
}
}
function Q(e, t) {
if (e.width === t.width && e.height === t.height) return e;
var n, r = lt.createElement("canvas");
return r.width = t.width, r.height = t.height, n = r.getContext("2d"), R(n, e, 0, 0, e.width, e.height, 0, 0, t.width, t.height), r
}
function G(e, t, n) {
return e.setVariable("globalAlpha", vt(t, "opacity") * (n ? n.opacity : 1))
}
function Y(e) {
return e.replace("px", "")
}
function Z(e, t) {
var n = vt(e, "transform") || vt(e, "-webkit-transform") || vt(e, "-moz-transform") || vt(e, "-ms-transform") || vt(e, "-o-transform"),
r = vt(e, "transform-origin") || vt(e, "-webkit-transform-origin") || vt(e, "-moz-transform-origin") || vt(e, "-ms-transform-origin") || vt(e, "-o-transform-origin") || "0px 0px";
r = r.split(" ").map(Y).map(ct.asFloat);
var i;
if (n && n !== "none") {
var s = n.match(bt);
if (s) switch (s[1]) {
case "matrix":
i = s[2].split(",").map(ct.trimText).map(ct.asFloat)
}
}
return {
origin: r,
matrix: i
}
}
function et(e, t, n, r) {
var a = u(t ? n.width : s(), t ? n.height : o()),
f = {
ctx: a,
opacity: G(a, e, t),
cssPosition: vt(e, "position"),
borders: O(e),
transform: r,
clip: t && t.clip ? ct.Extend({}, t.clip) : null
};
return L(e, f, t), i.useOverflow === !0 && /(hidden|scroll|auto)/.test(vt(e, "overflow")) === !0 && /(BODY)/i.test(e.nodeName) === !1 && (f.clip = f.clip ? k(f.clip, n) : n), f
}
function tt(e, t, n) {
var r = {
left: t.left + e[3].width,
top: t.top + e[0].width,
width: t.width - (e[1].width + e[3].width),
height: t.height - (e[0].width + e[2].width)
};
return n && (r = k(r, n)), r
}
function nt(e, t) {
var n = t.matrix ? ct.OffsetBounds(e) : ct.Bounds(e);
return t.origin[0] += n.left, t.origin[1] += n.top, n
}
function rt(e, t, n, r) {
var i = Z(e, t),
s = nt(e, i),
o, u = et(e, t, s, i),
a = u.borders,
f = u.ctx,
l = tt(a, s, u.clip),
c = j(e, s, a),
h = pt.test(e.nodeName) ? "#efefef" : vt(e, "backgroundColor");
F(f, c.clip), f.save(), f.clip(), l.height > 0 && l.width > 0 && !r ? ($(f, s, h), K(e, l, f)) : r && (u.backgroundColor = h), f.restore(), c.borders.forEach(function (e) {
I(f, e.args, e.color)
}), n || W(e, u);
switch (e.nodeName) {
case "IMG":
(o = C(e.getAttribute("src"))) ? A(f, e, o, s, a): ct.log("html2canvas: Error loading <img>:" + e.getAttribute("src"));
break;
case "INPUT":
/^(text|url|email|submit|button|reset)$/.test(e.type) && (e.value || e.placeholder || "").length > 0 && q(e, s, u);
break;
case "TEXTAREA":
(e.value || e.placeholder || "").length > 0 && q(e, s, u);
break;
case "SELECT":
(e.options || e.placeholder || "").length > 0 && q(e, s, u);
break;
case "LI":
N(e, u, l);
break;
case "CANVAS":
A(f, e, e, s, a)
}
return u