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kity-formula-render.all.js
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/*!
* ====================================================
* Kity Formula Render - v1.0.0 - 2014-10-15
* https://github.com/kitygraph/formula
* GitHub: https://github.com/kitygraph/formula.git
* Copyright (c) 2014 Baidu Kity Group; Licensed MIT
* ====================================================
*/
(function () {
var _p = {
r: function(index) {
if (_p[index].inited) {
return _p[index].value;
}
if (typeof _p[index].value === "function") {
var module = {
exports: {}
}, returnValue = _p[index].value(null, module.exports, module);
_p[index].inited = true;
_p[index].value = returnValue;
if (returnValue !== undefined) {
return returnValue;
} else {
for (var key in module.exports) {
if (module.exports.hasOwnProperty(key)) {
_p[index].inited = true;
_p[index].value = module.exports;
return module.exports;
}
}
}
} else {
_p[index].inited = true;
return _p[index].value;
}
}
};
/*!
* canvg库封装
* canvg官网： https://code.google.com/p/canvg/
*/
_p[0] = {
value: function(require) {
/**
* A class to parse color values
* @author Stoyan Stefanov <[email protected]>
* @link http://www.phpied.com/rgb-color-parser-in-javascript/
* @license Use it if you like it
*/
function RGBColor(color_string) {
this.ok = false;
// strip any leading #
if (color_string.charAt(0) == "#") {
// remove # if any
color_string = color_string.substr(1, 6);
}
color_string = color_string.replace(/ /g, "");
color_string = color_string.toLowerCase();
// before getting into regexps, try simple matches
// and overwrite the input
var simple_colors = {
aliceblue: "f0f8ff",
antiquewhite: "faebd7",
aqua: "00ffff",
aquamarine: "7fffd4",
azure: "f0ffff",
beige: "f5f5dc",
bisque: "ffe4c4",
black: "000000",
blanchedalmond: "ffebcd",
blue: "0000ff",
blueviolet: "8a2be2",
brown: "a52a2a",
burlywood: "deb887",
cadetblue: "5f9ea0",
chartreuse: "7fff00",
chocolate: "d2691e",
coral: "ff7f50",
cornflowerblue: "6495ed",
cornsilk: "fff8dc",
crimson: "dc143c",
cyan: "00ffff",
darkblue: "00008b",
darkcyan: "008b8b",
darkgoldenrod: "b8860b",
darkgray: "a9a9a9",
darkgreen: "006400",
darkkhaki: "bdb76b",
darkmagenta: "8b008b",
darkolivegreen: "556b2f",
darkorange: "ff8c00",
darkorchid: "9932cc",
darkred: "8b0000",
darksalmon: "e9967a",
darkseagreen: "8fbc8f",
darkslateblue: "483d8b",
darkslategray: "2f4f4f",
darkturquoise: "00ced1",
darkviolet: "9400d3",
deeppink: "ff1493",
deepskyblue: "00bfff",
dimgray: "696969",
dodgerblue: "1e90ff",
feldspar: "d19275",
firebrick: "b22222",
floralwhite: "fffaf0",
forestgreen: "228b22",
fuchsia: "ff00ff",
gainsboro: "dcdcdc",
ghostwhite: "f8f8ff",
gold: "ffd700",
goldenrod: "daa520",
gray: "808080",
green: "008000",
greenyellow: "adff2f",
honeydew: "f0fff0",
hotpink: "ff69b4",
indianred: "cd5c5c",
indigo: "4b0082",
ivory: "fffff0",
khaki: "f0e68c",
lavender: "e6e6fa",
lavenderblush: "fff0f5",
lawngreen: "7cfc00",
lemonchiffon: "fffacd",
lightblue: "add8e6",
lightcoral: "f08080",
lightcyan: "e0ffff",
lightgoldenrodyellow: "fafad2",
lightgrey: "d3d3d3",
lightgreen: "90ee90",
lightpink: "ffb6c1",
lightsalmon: "ffa07a",
lightseagreen: "20b2aa",
lightskyblue: "87cefa",
lightslateblue: "8470ff",
lightslategray: "778899",
lightsteelblue: "b0c4de",
lightyellow: "ffffe0",
lime: "00ff00",
limegreen: "32cd32",
linen: "faf0e6",
magenta: "ff00ff",
maroon: "800000",
mediumaquamarine: "66cdaa",
mediumblue: "0000cd",
mediumorchid: "ba55d3",
mediumpurple: "9370d8",
mediumseagreen: "3cb371",
mediumslateblue: "7b68ee",
mediumspringgreen: "00fa9a",
mediumturquoise: "48d1cc",
mediumvioletred: "c71585",
midnightblue: "191970",
mintcream: "f5fffa",
mistyrose: "ffe4e1",
moccasin: "ffe4b5",
navajowhite: "ffdead",
navy: "000080",
oldlace: "fdf5e6",
olive: "808000",
olivedrab: "6b8e23",
orange: "ffa500",
orangered: "ff4500",
orchid: "da70d6",
palegoldenrod: "eee8aa",
palegreen: "98fb98",
paleturquoise: "afeeee",
palevioletred: "d87093",
papayawhip: "ffefd5",
peachpuff: "ffdab9",
peru: "cd853f",
pink: "ffc0cb",
plum: "dda0dd",
powderblue: "b0e0e6",
purple: "800080",
red: "ff0000",
rosybrown: "bc8f8f",
royalblue: "4169e1",
saddlebrown: "8b4513",
salmon: "fa8072",
sandybrown: "f4a460",
seagreen: "2e8b57",
seashell: "fff5ee",
sienna: "a0522d",
silver: "c0c0c0",
skyblue: "87ceeb",
slateblue: "6a5acd",
slategray: "708090",
snow: "fffafa",
springgreen: "00ff7f",
steelblue: "4682b4",
tan: "d2b48c",
teal: "008080",
thistle: "d8bfd8",
tomato: "ff6347",
turquoise: "40e0d0",
violet: "ee82ee",
violetred: "d02090",
wheat: "f5deb3",
white: "ffffff",
whitesmoke: "f5f5f5",
yellow: "ffff00",
yellowgreen: "9acd32"
};
for (var key in simple_colors) {
if (color_string == key) {
color_string = simple_colors[key];
}
}
// emd of simple type-in colors
// array of color definition objects
var color_defs = [ {
re: /^rgb\((\d{1,3}),\s*(\d{1,3}),\s*(\d{1,3})\)$/,
example: [ "rgb(123, 234, 45)", "rgb(255,234,245)" ],
process: function(bits) {
return [ parseInt(bits[1]), parseInt(bits[2]), parseInt(bits[3]) ];
}
}, {
re: /^(\w{2})(\w{2})(\w{2})$/,
example: [ "#00ff00", "336699" ],
process: function(bits) {
return [ parseInt(bits[1], 16), parseInt(bits[2], 16), parseInt(bits[3], 16) ];
}
}, {
re: /^(\w{1})(\w{1})(\w{1})$/,
example: [ "#fb0", "f0f" ],
process: function(bits) {
return [ parseInt(bits[1] + bits[1], 16), parseInt(bits[2] + bits[2], 16), parseInt(bits[3] + bits[3], 16) ];
}
} ];
// search through the definitions to find a match
for (var i = 0; i < color_defs.length; i++) {
var re = color_defs[i].re;
var processor = color_defs[i].process;
var bits = re.exec(color_string);
if (bits) {
channels = processor(bits);
this.r = channels[0];
this.g = channels[1];
this.b = channels[2];
this.ok = true;
}
}
// validate/cleanup values
this.r = this.r < 0 || isNaN(this.r) ? 0 : this.r > 255 ? 255 : this.r;
this.g = this.g < 0 || isNaN(this.g) ? 0 : this.g > 255 ? 255 : this.g;
this.b = this.b < 0 || isNaN(this.b) ? 0 : this.b > 255 ? 255 : this.b;
// some getters
this.toRGB = function() {
return "rgb(" + this.r + ", " + this.g + ", " + this.b + ")";
};
this.toHex = function() {
var r = this.r.toString(16);
var g = this.g.toString(16);
var b = this.b.toString(16);
if (r.length == 1) r = "0" + r;
if (g.length == 1) g = "0" + g;
if (b.length == 1) b = "0" + b;
return "#" + r + g + b;
};
// help
this.getHelpXML = function() {
var examples = new Array();
// add regexps
for (var i = 0; i < color_defs.length; i++) {
var example = color_defs[i].example;
for (var j = 0; j < example.length; j++) {
examples[examples.length] = example[j];
}
}
// add type-in colors
for (var sc in simple_colors) {
examples[examples.length] = sc;
}
var xml = document.createElement("ul");
xml.setAttribute("id", "rgbcolor-examples");
for (var i = 0; i < examples.length; i++) {
try {
var list_item = document.createElement("li");
var list_color = new RGBColor(examples[i]);
var example_div = document.createElement("div");
example_div.style.cssText = "margin: 3px; " + "border: 1px solid black; " + "background:" + list_color.toHex() + "; " + "color:" + list_color.toHex();
example_div.appendChild(document.createTextNode("test"));
var list_item_value = document.createTextNode(" " + examples[i] + " -> " + list_color.toRGB() + " -> " + list_color.toHex());
list_item.appendChild(example_div);
list_item.appendChild(list_item_value);
xml.appendChild(list_item);
} catch (e) {}
}
return xml;
};
}
/*
StackBlur - a fast almost Gaussian Blur For Canvas
Version: 0.5
Author: Mario Klingemann
Contact: [email protected]
Website: http://www.quasimondo.com/StackBlurForCanvas
Twitter: @quasimondo
In case you find this class useful - especially in commercial projects -
I am not totally unhappy for a small donation to my PayPal account
Or support me on flattr:
https://flattr.com/thing/72791/StackBlur-a-fast-almost-Gaussian-Blur-Effect-for-CanvasJavascript
Copyright (c) 2010 Mario Klingemann
Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
files (the "Software"), to deal in the Software without
restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following
conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
*/
var mul_table = [ 512, 512, 456, 512, 328, 456, 335, 512, 405, 328, 271, 456, 388, 335, 292, 512, 454, 405, 364, 328, 298, 271, 496, 456, 420, 388, 360, 335, 312, 292, 273, 512, 482, 454, 428, 405, 383, 364, 345, 328, 312, 298, 284, 271, 259, 496, 475, 456, 437, 420, 404, 388, 374, 360, 347, 335, 323, 312, 302, 292, 282, 273, 265, 512, 497, 482, 468, 454, 441, 428, 417, 405, 394, 383, 373, 364, 354, 345, 337, 328, 320, 312, 305, 298, 291, 284, 278, 271, 265, 259, 507, 496, 485, 475, 465, 456, 446, 437, 428, 420, 412, 404, 396, 388, 381, 374, 367, 360, 354, 347, 341, 335, 329, 323, 318, 312, 307, 302, 297, 292, 287, 282, 278, 273, 269, 265, 261, 512, 505, 497, 489, 482, 475, 468, 461, 454, 447, 441, 435, 428, 422, 417, 411, 405, 399, 394, 389, 383, 378, 373, 368, 364, 359, 354, 350, 345, 341, 337, 332, 328, 324, 320, 316, 312, 309, 305, 301, 298, 294, 291, 287, 284, 281, 278, 274, 271, 268, 265, 262, 259, 257, 507, 501, 496, 491, 485, 480, 475, 470, 465, 460, 456, 451, 446, 442, 437, 433, 428, 424, 420, 416, 412, 408, 404, 400, 396, 392, 388, 385, 381, 377, 374, 370, 367, 363, 360, 357, 354, 350, 347, 344, 341, 338, 335, 332, 329, 326, 323, 320, 318, 315, 312, 310, 307, 304, 302, 299, 297, 294, 292, 289, 287, 285, 282, 280, 278, 275, 273, 271, 269, 267, 265, 263, 261, 259 ];
var shg_table = [ 9, 11, 12, 13, 13, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24 ];
function stackBlurImage(imageID, canvasID, radius, blurAlphaChannel) {
var img = document.getElementById(imageID);
var w = img.naturalWidth;
var h = img.naturalHeight;
var canvas = document.getElementById(canvasID);
canvas.style.width = w + "px";
canvas.style.height = h + "px";
canvas.width = w;
canvas.height = h;
var context = canvas.getContext("2d");
context.clearRect(0, 0, w, h);
context.drawImage(img, 0, 0);
if (isNaN(radius) || radius < 1) return;
if (blurAlphaChannel) stackBlurCanvasRGBA(canvasID, 0, 0, w, h, radius); else stackBlurCanvasRGB(canvasID, 0, 0, w, h, radius);
}
function stackBlurCanvasRGBA(id, top_x, top_y, width, height, radius) {
if (isNaN(radius) || radius < 1) return;
radius |= 0;
var canvas = document.getElementById(id);
var context = canvas.getContext("2d");
var imageData;
try {
try {
imageData = context.getImageData(top_x, top_y, width, height);
} catch (e) {
// NOTE: this part is supposedly only needed if you want to work with local files
// so it might be okay to remove the whole try/catch block and just use
// imageData = context.getImageData( top_x, top_y, width, height );
try {
netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
imageData = context.getImageData(top_x, top_y, width, height);
} catch (e) {
alert("Cannot access local image");
throw new Error("unable to access local image data: " + e);
return;
}
}
} catch (e) {
alert("Cannot access image");
throw new Error("unable to access image data: " + e);
}
var pixels = imageData.data;
var x, y, i, p, yp, yi, yw, r_sum, g_sum, b_sum, a_sum, r_out_sum, g_out_sum, b_out_sum, a_out_sum, r_in_sum, g_in_sum, b_in_sum, a_in_sum, pr, pg, pb, pa, rbs;
var div = radius + radius + 1;
var w4 = width << 2;
var widthMinus1 = width - 1;
var heightMinus1 = height - 1;
var radiusPlus1 = radius + 1;
var sumFactor = radiusPlus1 * (radiusPlus1 + 1) / 2;
var stackStart = new BlurStack();
var stack = stackStart;
for (i = 1; i < div; i++) {
stack = stack.next = new BlurStack();
if (i == radiusPlus1) var stackEnd = stack;
}
stack.next = stackStart;
var stackIn = null;
var stackOut = null;
yw = yi = 0;
var mul_sum = mul_table[radius];
var shg_sum = shg_table[radius];
for (y = 0; y < height; y++) {
r_in_sum = g_in_sum = b_in_sum = a_in_sum = r_sum = g_sum = b_sum = a_sum = 0;
r_out_sum = radiusPlus1 * (pr = pixels[yi]);
g_out_sum = radiusPlus1 * (pg = pixels[yi + 1]);
b_out_sum = radiusPlus1 * (pb = pixels[yi + 2]);
a_out_sum = radiusPlus1 * (pa = pixels[yi + 3]);
r_sum += sumFactor * pr;
g_sum += sumFactor * pg;
b_sum += sumFactor * pb;
a_sum += sumFactor * pa;
stack = stackStart;
for (i = 0; i < radiusPlus1; i++) {
stack.r = pr;
stack.g = pg;
stack.b = pb;
stack.a = pa;
stack = stack.next;
}
for (i = 1; i < radiusPlus1; i++) {
p = yi + ((widthMinus1 < i ? widthMinus1 : i) << 2);
r_sum += (stack.r = pr = pixels[p]) * (rbs = radiusPlus1 - i);
g_sum += (stack.g = pg = pixels[p + 1]) * rbs;
b_sum += (stack.b = pb = pixels[p + 2]) * rbs;
a_sum += (stack.a = pa = pixels[p + 3]) * rbs;
r_in_sum += pr;
g_in_sum += pg;
b_in_sum += pb;
a_in_sum += pa;
stack = stack.next;
}
stackIn = stackStart;
stackOut = stackEnd;
for (x = 0; x < width; x++) {
pixels[yi + 3] = pa = a_sum * mul_sum >> shg_sum;
if (pa != 0) {
pa = 255 / pa;
pixels[yi] = (r_sum * mul_sum >> shg_sum) * pa;
pixels[yi + 1] = (g_sum * mul_sum >> shg_sum) * pa;
pixels[yi + 2] = (b_sum * mul_sum >> shg_sum) * pa;
} else {
pixels[yi] = pixels[yi + 1] = pixels[yi + 2] = 0;
}
r_sum -= r_out_sum;
g_sum -= g_out_sum;
b_sum -= b_out_sum;
a_sum -= a_out_sum;
r_out_sum -= stackIn.r;
g_out_sum -= stackIn.g;
b_out_sum -= stackIn.b;
a_out_sum -= stackIn.a;
p = yw + ((p = x + radius + 1) < widthMinus1 ? p : widthMinus1) << 2;
r_in_sum += stackIn.r = pixels[p];
g_in_sum += stackIn.g = pixels[p + 1];
b_in_sum += stackIn.b = pixels[p + 2];
a_in_sum += stackIn.a = pixels[p + 3];
r_sum += r_in_sum;
g_sum += g_in_sum;
b_sum += b_in_sum;
a_sum += a_in_sum;
stackIn = stackIn.next;
r_out_sum += pr = stackOut.r;
g_out_sum += pg = stackOut.g;
b_out_sum += pb = stackOut.b;
a_out_sum += pa = stackOut.a;
r_in_sum -= pr;
g_in_sum -= pg;
b_in_sum -= pb;
a_in_sum -= pa;
stackOut = stackOut.next;
yi += 4;
}
yw += width;
}
for (x = 0; x < width; x++) {
g_in_sum = b_in_sum = a_in_sum = r_in_sum = g_sum = b_sum = a_sum = r_sum = 0;
yi = x << 2;
r_out_sum = radiusPlus1 * (pr = pixels[yi]);
g_out_sum = radiusPlus1 * (pg = pixels[yi + 1]);
b_out_sum = radiusPlus1 * (pb = pixels[yi + 2]);
a_out_sum = radiusPlus1 * (pa = pixels[yi + 3]);
r_sum += sumFactor * pr;
g_sum += sumFactor * pg;
b_sum += sumFactor * pb;
a_sum += sumFactor * pa;
stack = stackStart;
for (i = 0; i < radiusPlus1; i++) {
stack.r = pr;
stack.g = pg;
stack.b = pb;
stack.a = pa;
stack = stack.next;
}
yp = width;
for (i = 1; i <= radius; i++) {
yi = yp + x << 2;
r_sum += (stack.r = pr = pixels[yi]) * (rbs = radiusPlus1 - i);
g_sum += (stack.g = pg = pixels[yi + 1]) * rbs;
b_sum += (stack.b = pb = pixels[yi + 2]) * rbs;
a_sum += (stack.a = pa = pixels[yi + 3]) * rbs;
r_in_sum += pr;
g_in_sum += pg;
b_in_sum += pb;
a_in_sum += pa;
stack = stack.next;
if (i < heightMinus1) {
yp += width;
}
}
yi = x;
stackIn = stackStart;
stackOut = stackEnd;
for (y = 0; y < height; y++) {
p = yi << 2;
pixels[p + 3] = pa = a_sum * mul_sum >> shg_sum;
if (pa > 0) {
pa = 255 / pa;
pixels[p] = (r_sum * mul_sum >> shg_sum) * pa;
pixels[p + 1] = (g_sum * mul_sum >> shg_sum) * pa;
pixels[p + 2] = (b_sum * mul_sum >> shg_sum) * pa;
} else {
pixels[p] = pixels[p + 1] = pixels[p + 2] = 0;
}
r_sum -= r_out_sum;
g_sum -= g_out_sum;
b_sum -= b_out_sum;
a_sum -= a_out_sum;
r_out_sum -= stackIn.r;
g_out_sum -= stackIn.g;
b_out_sum -= stackIn.b;
a_out_sum -= stackIn.a;
p = x + ((p = y + radiusPlus1) < heightMinus1 ? p : heightMinus1) * width << 2;
r_sum += r_in_sum += stackIn.r = pixels[p];
g_sum += g_in_sum += stackIn.g = pixels[p + 1];
b_sum += b_in_sum += stackIn.b = pixels[p + 2];
a_sum += a_in_sum += stackIn.a = pixels[p + 3];
stackIn = stackIn.next;
r_out_sum += pr = stackOut.r;
g_out_sum += pg = stackOut.g;
b_out_sum += pb = stackOut.b;
a_out_sum += pa = stackOut.a;
r_in_sum -= pr;
g_in_sum -= pg;
b_in_sum -= pb;
a_in_sum -= pa;
stackOut = stackOut.next;
yi += width;
}
}
context.putImageData(imageData, top_x, top_y);
}
function stackBlurCanvasRGB(id, top_x, top_y, width, height, radius) {
if (isNaN(radius) || radius < 1) return;
radius |= 0;
var canvas = document.getElementById(id);
var context = canvas.getContext("2d");
var imageData;
try {
try {
imageData = context.getImageData(top_x, top_y, width, height);
} catch (e) {
// NOTE: this part is supposedly only needed if you want to work with local files
// so it might be okay to remove the whole try/catch block and just use
// imageData = context.getImageData( top_x, top_y, width, height );
try {
netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
imageData = context.getImageData(top_x, top_y, width, height);
} catch (e) {
alert("Cannot access local image");
throw new Error("unable to access local image data: " + e);
return;
}
}
} catch (e) {
alert("Cannot access image");
throw new Error("unable to access image data: " + e);
}
var pixels = imageData.data;
var x, y, i, p, yp, yi, yw, r_sum, g_sum, b_sum, r_out_sum, g_out_sum, b_out_sum, r_in_sum, g_in_sum, b_in_sum, pr, pg, pb, rbs;
var div = radius + radius + 1;
var w4 = width << 2;
var widthMinus1 = width - 1;
var heightMinus1 = height - 1;
var radiusPlus1 = radius + 1;
var sumFactor = radiusPlus1 * (radiusPlus1 + 1) / 2;
var stackStart = new BlurStack();
var stack = stackStart;
for (i = 1; i < div; i++) {
stack = stack.next = new BlurStack();
if (i == radiusPlus1) var stackEnd = stack;
}
stack.next = stackStart;
var stackIn = null;
var stackOut = null;
yw = yi = 0;
var mul_sum = mul_table[radius];
var shg_sum = shg_table[radius];
for (y = 0; y < height; y++) {
r_in_sum = g_in_sum = b_in_sum = r_sum = g_sum = b_sum = 0;
r_out_sum = radiusPlus1 * (pr = pixels[yi]);
g_out_sum = radiusPlus1 * (pg = pixels[yi + 1]);
b_out_sum = radiusPlus1 * (pb = pixels[yi + 2]);
r_sum += sumFactor * pr;
g_sum += sumFactor * pg;
b_sum += sumFactor * pb;
stack = stackStart;
for (i = 0; i < radiusPlus1; i++) {
stack.r = pr;
stack.g = pg;
stack.b = pb;
stack = stack.next;
}
for (i = 1; i < radiusPlus1; i++) {
p = yi + ((widthMinus1 < i ? widthMinus1 : i) << 2);
r_sum += (stack.r = pr = pixels[p]) * (rbs = radiusPlus1 - i);
g_sum += (stack.g = pg = pixels[p + 1]) * rbs;
b_sum += (stack.b = pb = pixels[p + 2]) * rbs;
r_in_sum += pr;
g_in_sum += pg;
b_in_sum += pb;
stack = stack.next;
}
stackIn = stackStart;
stackOut = stackEnd;
for (x = 0; x < width; x++) {
pixels[yi] = r_sum * mul_sum >> shg_sum;
pixels[yi + 1] = g_sum * mul_sum >> shg_sum;
pixels[yi + 2] = b_sum * mul_sum >> shg_sum;
r_sum -= r_out_sum;
g_sum -= g_out_sum;
b_sum -= b_out_sum;
r_out_sum -= stackIn.r;
g_out_sum -= stackIn.g;
b_out_sum -= stackIn.b;
p = yw + ((p = x + radius + 1) < widthMinus1 ? p : widthMinus1) << 2;
r_in_sum += stackIn.r = pixels[p];
g_in_sum += stackIn.g = pixels[p + 1];
b_in_sum += stackIn.b = pixels[p + 2];
r_sum += r_in_sum;
g_sum += g_in_sum;
b_sum += b_in_sum;
stackIn = stackIn.next;
r_out_sum += pr = stackOut.r;
g_out_sum += pg = stackOut.g;
b_out_sum += pb = stackOut.b;
r_in_sum -= pr;
g_in_sum -= pg;
b_in_sum -= pb;
stackOut = stackOut.next;
yi += 4;
}
yw += width;
}
for (x = 0; x < width; x++) {
g_in_sum = b_in_sum = r_in_sum = g_sum = b_sum = r_sum = 0;
yi = x << 2;
r_out_sum = radiusPlus1 * (pr = pixels[yi]);
g_out_sum = radiusPlus1 * (pg = pixels[yi + 1]);
b_out_sum = radiusPlus1 * (pb = pixels[yi + 2]);
r_sum += sumFactor * pr;
g_sum += sumFactor * pg;
b_sum += sumFactor * pb;
stack = stackStart;
for (i = 0; i < radiusPlus1; i++) {
stack.r = pr;
stack.g = pg;
stack.b = pb;
stack = stack.next;
}
yp = width;
for (i = 1; i <= radius; i++) {
yi = yp + x << 2;
r_sum += (stack.r = pr = pixels[yi]) * (rbs = radiusPlus1 - i);
g_sum += (stack.g = pg = pixels[yi + 1]) * rbs;
b_sum += (stack.b = pb = pixels[yi + 2]) * rbs;
r_in_sum += pr;
g_in_sum += pg;
b_in_sum += pb;
stack = stack.next;
if (i < heightMinus1) {
yp += width;
}
}
yi = x;
stackIn = stackStart;
stackOut = stackEnd;
for (y = 0; y < height; y++) {
p = yi << 2;
pixels[p] = r_sum * mul_sum >> shg_sum;
pixels[p + 1] = g_sum * mul_sum >> shg_sum;
pixels[p + 2] = b_sum * mul_sum >> shg_sum;
r_sum -= r_out_sum;
g_sum -= g_out_sum;
b_sum -= b_out_sum;
r_out_sum -= stackIn.r;
g_out_sum -= stackIn.g;
b_out_sum -= stackIn.b;
p = x + ((p = y + radiusPlus1) < heightMinus1 ? p : heightMinus1) * width << 2;
r_sum += r_in_sum += stackIn.r = pixels[p];
g_sum += g_in_sum += stackIn.g = pixels[p + 1];
b_sum += b_in_sum += stackIn.b = pixels[p + 2];
stackIn = stackIn.next;
r_out_sum += pr = stackOut.r;
g_out_sum += pg = stackOut.g;
b_out_sum += pb = stackOut.b;
r_in_sum -= pr;
g_in_sum -= pg;
b_in_sum -= pb;
stackOut = stackOut.next;
yi += width;
}
}
context.putImageData(imageData, top_x, top_y);
}
function BlurStack() {
this.r = 0;
this.g = 0;
this.b = 0;
this.a = 0;
this.next = null;
}
/*
* canvg.js - Javascript SVG parser and renderer on Canvas
* MIT Licensed
* Gabe Lerner ([email protected])
* http://code.google.com/p/canvg/
*
* Requires: rgbcolor.js - http://www.phpied.com/rgb-color-parser-in-javascript/
*/
(function() {
// canvg(target, s)
// empty parameters: replace all 'svg' elements on page with 'canvas' elements
// target: canvas element or the id of a canvas element
// s: svg string, url to svg file, or xml document
// opts: optional hash of options
// ignoreMouse: true => ignore mouse events
// ignoreAnimation: true => ignore animations
// ignoreDimensions: true => does not try to resize canvas
// ignoreClear: true => does not clear canvas
// offsetX: int => draws at a x offset
// offsetY: int => draws at a y offset
// scaleWidth: int => scales horizontally to width
// scaleHeight: int => scales vertically to height
// renderCallback: function => will call the function after the first render is completed
// forceRedraw: function => will call the function on every frame, if it returns true, will redraw
this.canvg = function(target, s, opts) {
// no parameters
if (target == null && s == null && opts == null) {
var svgTags = document.getElementsByTagName("svg");
for (var i = 0; i < svgTags.length; i++) {
var svgTag = svgTags[i];
var c = document.createElement("canvas");
c.width = svgTag.clientWidth;
c.height = svgTag.clientHeight;
svgTag.parentNode.insertBefore(c, svgTag);
svgTag.parentNode.removeChild(svgTag);
var div = document.createElement("div");
div.appendChild(svgTag);
canvg(c, div.innerHTML);
}
return;
}
opts = opts || {};
if (typeof target == "string") {
target = document.getElementById(target);
}
// store class on canvas
if (target.svg != null) target.svg.stop();
var svg = build();
// on i.e. 8 for flash canvas, we can't assign the property so check for it
if (!(target.childNodes.length == 1 && target.childNodes[0].nodeName == "OBJECT")) target.svg = svg;
svg.opts = opts;
var ctx = target.getContext("2d");
if (typeof s.documentElement != "undefined") {
// load from xml doc
svg.loadXmlDoc(ctx, s);
} else if (s.substr(0, 1) == "<") {
// load from xml string
svg.loadXml(ctx, s);
} else {
// load from url
svg.load(ctx, s);
}
};
function build() {
var svg = {};
svg.FRAMERATE = 30;
svg.MAX_VIRTUAL_PIXELS = 3e4;
// globals
svg.init = function(ctx) {
var uniqueId = 0;
svg.UniqueId = function() {
uniqueId++;
return "canvg" + uniqueId;
};
svg.Definitions = {};
svg.Styles = {};
svg.Animations = [];
svg.Images = [];
svg.ctx = ctx;
svg.ViewPort = new function() {
this.viewPorts = [];
this.Clear = function() {
this.viewPorts = [];
};
this.SetCurrent = function(width, height) {
this.viewPorts.push({
width: width,
height: height
});
};
this.RemoveCurrent = function() {
this.viewPorts.pop();
};
this.Current = function() {
return this.viewPorts[this.viewPorts.length - 1];
};
this.width = function() {
return this.Current().width;
};
this.height = function() {
return this.Current().height;
};
this.ComputeSize = function(d) {
if (d != null && typeof d == "number") return d;
if (d == "x") return this.width();
if (d == "y") return this.height();
return Math.sqrt(Math.pow(this.width(), 2) + Math.pow(this.height(), 2)) / Math.sqrt(2);
};
}();
};
svg.init();
// images loaded
svg.ImagesLoaded = function() {
for (var i = 0; i < svg.Images.length; i++) {
if (!svg.Images[i].loaded) return false;
}
return true;
};
// trim
svg.trim = function(s) {
return s.replace(/^\s+|\s+$/g, "");
};
// compress spaces
svg.compressSpaces = function(s) {
return s.replace(/[\s\r\t\n]+/gm, " ");
};
// ajax
svg.ajax = function(url) {
var AJAX;
if (window.XMLHttpRequest) {
AJAX = new XMLHttpRequest();
} else {
AJAX = new ActiveXObject("Microsoft.XMLHTTP");
}
if (AJAX) {
AJAX.open("GET", url, false);
AJAX.send(null);
return AJAX.responseText;
}
return null;
};
// parse xml
svg.parseXml = function(xml) {
if (window.DOMParser) {
var parser = new DOMParser();
return parser.parseFromString(xml, "text/xml");
} else {
xml = xml.replace(/<!DOCTYPE svg[^>]*>/, "");
var xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
xmlDoc.async = "false";
xmlDoc.loadXML(xml);
return xmlDoc;
}
};
svg.Property = function(name, value) {
this.name = name;
this.value = value;
};
svg.Property.prototype.getValue = function() {
return this.value;
};
svg.Property.prototype.hasValue = function() {
return this.value != null && this.value !== "";
};
// return the numerical value of the property
svg.Property.prototype.numValue = function() {
if (!this.hasValue()) return 0;
var n = parseFloat(this.value);
if ((this.value + "").match(/%$/)) {
n = n / 100;
}
return n;
};
svg.Property.prototype.valueOrDefault = function(def) {
if (this.hasValue()) return this.value;
return def;
};
svg.Property.prototype.numValueOrDefault = function(def) {
if (this.hasValue()) return this.numValue();
return def;
};
// color extensions
// augment the current color value with the opacity
svg.Property.prototype.addOpacity = function(opacity) {
var newValue = this.value;
if (opacity != null && opacity != "" && typeof this.value == "string") {
// can only add opacity to colors, not patterns
var color = new RGBColor(this.value);
if (color.ok) {
newValue = "rgba(" + color.r + ", " + color.g + ", " + color.b + ", " + opacity + ")";
}
}
return new svg.Property(this.name, newValue);
};
// definition extensions
// get the definition from the definitions table
svg.Property.prototype.getDefinition = function() {
var name = this.value.match(/#([^\)'"]+)/);
if (name) {
name = name[1];
}
if (!name) {
name = this.value;
}
return svg.Definitions[name];
};
svg.Property.prototype.isUrlDefinition = function() {
return this.value.indexOf("url(") == 0;
};
svg.Property.prototype.getFillStyleDefinition = function(e, opacityProp) {
var def = this.getDefinition();
// gradient
if (def != null && def.createGradient) {
return def.createGradient(svg.ctx, e, opacityProp);
}
// pattern
if (def != null && def.createPattern) {
if (def.getHrefAttribute().hasValue()) {
var pt = def.attribute("patternTransform");
def = def.getHrefAttribute().getDefinition();
if (pt.hasValue()) {
def.attribute("patternTransform", true).value = pt.value;
}
}
return def.createPattern(svg.ctx, e);
}
return null;
};
// length extensions
svg.Property.prototype.getDPI = function(viewPort) {
return 96;
};
svg.Property.prototype.getEM = function(viewPort) {
var em = 12;
var fontSize = new svg.Property("fontSize", svg.Font.Parse(svg.ctx.font).fontSize);
if (fontSize.hasValue()) em = fontSize.toPixels(viewPort);
return em;
};
svg.Property.prototype.getUnits = function() {
var s = this.value + "";
return s.replace(/[0-9\.\-]/g, "");
};
// get the length as pixels
svg.Property.prototype.toPixels = function(viewPort, processPercent) {
if (!this.hasValue()) return 0;
var s = this.value + "";
if (s.match(/em$/)) return this.numValue() * this.getEM(viewPort);
if (s.match(/ex$/)) return this.numValue() * this.getEM(viewPort) / 2;
if (s.match(/px$/)) return this.numValue();
if (s.match(/pt$/)) return this.numValue() * this.getDPI(viewPort) * (1 / 72);
if (s.match(/pc$/)) return this.numValue() * 15;
if (s.match(/cm$/)) return this.numValue() * this.getDPI(viewPort) / 2.54;
if (s.match(/mm$/)) return this.numValue() * this.getDPI(viewPort) / 25.4;
if (s.match(/in$/)) return this.numValue() * this.getDPI(viewPort);
if (s.match(/%$/)) return this.numValue() * svg.ViewPort.ComputeSize(viewPort);
var n = this.numValue();
if (processPercent && n < 1) return n * svg.ViewPort.ComputeSize(viewPort);
return n;
};
// time extensions
// get the time as milliseconds
svg.Property.prototype.toMilliseconds = function() {
if (!this.hasValue()) return 0;
var s = this.value + "";
if (s.match(/s$/)) return this.numValue() * 1e3;
if (s.match(/ms$/)) return this.numValue();
return this.numValue();
};
// angle extensions
// get the angle as radians
svg.Property.prototype.toRadians = function() {
if (!this.hasValue()) return 0;
var s = this.value + "";
if (s.match(/deg$/)) return this.numValue() * (Math.PI / 180);
if (s.match(/grad$/)) return this.numValue() * (Math.PI / 200);
if (s.match(/rad$/)) return this.numValue();
return this.numValue() * (Math.PI / 180);
};
// fonts
svg.Font = new function() {
this.Styles = "normal|italic|oblique|inherit";
this.Variants = "normal|small-caps|inherit";