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Last active February 19, 2016 23:20
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SVG Path Cleaning
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.block
license: gpl-3.0
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index.html
<!DOCTYPE html>
<meta charset="utf-8">
<svg width="960" height="500" viewBox="0 -10 150 150">
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</svg>
<script src="//d3js.org/d3.v3.min.js"></script>
<script src="path-data-polyfill.js"></script>
<script>
var svg = d3.select("svg"),
path = svg.select("path"),
segments = path.node().getPathData(),
segment,
segmentValues,
x = 0,
y = 0,
points = [],
m,
n = segments.length - 1, // drop Z
i = -1;
while (++i < n) {
segment = segments[i];
segmentValues = segment.values;
m = segmentValues.length;
points.push(/[a-z]/.test(segment.type)
? [x += segmentValues[m - 2], y += segmentValues[m - 1]]
: [x = segmentValues[m - 2], y = segmentValues[m - 1]]);
}
svg.append("path")
.style("fill", "none")
.style("stroke", "red")
.style("stroke-linejoin", "round")
.attr("d", "M" + points[0] + "L" + points.slice(1).join(" "));
</script>
Raw
path-data-polyfill.js
// @info
// Polyfill for SVG 2 getPathData() and setPathData() methods. Based on:
// - SVGPathSeg polyfill by Philip Rogers (MIT License)
// https://github.com/progers/pathseg
// - SVGPathNormalizer by Tadahisa Motooka (MIT License)
// https://github.com/motooka/SVGPathNormalizer/tree/master/src
// - arcToCubicCurves() by Dmitry Baranovskiy (MIT License)
// https://github.com/DmitryBaranovskiy/raphael/blob/v2.1.1/raphael.core.js#L1837
// @author
// Jarosław Foksa
// @license
// MIT License
if (!SVGPathElement.prototype.getPathData || !SVGPathElement.prototype.setPathData) {
(function() {
var commandsMap = {
"Z":"Z", "M":"M", "L":"L", "C":"C", "Q":"Q", "A":"A", "H":"H", "V":"V", "S":"S", "T":"T",
"z":"Z", "m":"m", "l":"l", "c":"c", "q":"q", "a":"a", "h":"h", "v":"v", "s":"s", "t":"t"
};
var Source = function(string) {
this._string = string;
this._currentIndex = 0;
this._endIndex = this._string.length;
this._prevCommand = null;
this._skipOptionalSpaces();
};
var isIE = window.navigator.userAgent.indexOf("MSIE ") !== -1;
Source.prototype = {
parseSegment: function() {
var char = this._string[this._currentIndex];
var command = commandsMap[char] ? commandsMap[char] : null;
if (command === null) {
// Possibly an implicit command. Not allowed if this is the first command.
if (this._prevCommand === null) {
return null;
}
// Check for remaining coordinates in the current command.
if (
(char === "+" || char === "-" || char === "." || (char >= "0" && char <= "9")) && this._prevCommand !== "Z"
) {
if (this._prevCommand === "M") {
command = "L";
}
else if (this._prevCommand === "m") {
command = "l";
}
else {
command = this._prevCommand;
}
}
else {
command = null;
}
if (command === null) {
return null;
}
}
else {
this._currentIndex += 1;
}
this._prevCommand = command;
var values = null;
var cmd = command.toUpperCase();
if (cmd === "H" || cmd === "V") {
values = [this._parseNumber()];
}
else if (cmd === "M" || cmd === "L" || cmd === "T") {
values = [this._parseNumber(), this._parseNumber()];
}
else if (cmd === "S" || cmd === "Q") {
values = [this._parseNumber(), this._parseNumber(), this._parseNumber(), this._parseNumber()];
}
else if (cmd === "C") {
values = [
this._parseNumber(),
this._parseNumber(),
this._parseNumber(),
this._parseNumber(),
this._parseNumber(),
this._parseNumber()
];
}
else if (cmd === "A") {
values = [
this._parseNumber(),
this._parseNumber(),
this._parseNumber(),
this._parseArcFlag(),
this._parseArcFlag(),
this._parseNumber(),
this._parseNumber()
];
}
else if (cmd === "Z") {
this._skipOptionalSpaces();
values = [];
}
if (values === null || values.indexOf(null) >= 0) {
// Unknown command or known command with invalid values
return null;
}
else {
return {type: command, values: values};
}
},
hasMoreData: function() {
return this._currentIndex < this._endIndex;
},
peekSegmentType: function() {
var char = this._string[this._currentIndex];
return commandsMap[char] ? commandsMap[char] : null;
},
initialCommandIsMoveTo: function() {
// If the path is empty it is still valid, so return true.
if (!this.hasMoreData()) {
return true;
}
var command = this.peekSegmentType();
// Path must start with moveTo.
return command === "M" || command === "m";
},
_isCurrentSpace: function() {
var char = this._string[this._currentIndex];
return char <= " " && (char === " " || char === "\n" || char === "\t" || char === "\r" || char === "\f");
},
_skipOptionalSpaces: function() {
while (this._currentIndex < this._endIndex && this._isCurrentSpace()) {
this._currentIndex += 1;
}
return this._currentIndex < this._endIndex;
},
_skipOptionalSpacesOrDelimiter: function() {
if (
this._currentIndex < this._endIndex &&
!this._isCurrentSpace() &&
this._string[this._currentIndex] !== ","
) {
return false;
}
if (this._skipOptionalSpaces()) {
if (this._currentIndex < this._endIndex && this._string[this._currentIndex] === ",") {
this._currentIndex += 1;
this._skipOptionalSpaces();
}
}
return this._currentIndex < this._endIndex;
},
// Parse a number from an SVG path. This very closely follows genericParseNumber(...) from
// Source/core/svg/SVGParserUtilities.cpp.
// Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-PathDataBNF
_parseNumber: function() {
var exponent = 0;
var integer = 0;
var frac = 1;
var decimal = 0;
var sign = 1;
var expsign = 1;
var startIndex = this._currentIndex;
this._skipOptionalSpaces();
// Read the sign.
if (this._currentIndex < this._endIndex && this._string[this._currentIndex] === "+") {
this._currentIndex += 1;
}
else if (this._currentIndex < this._endIndex && this._string[this._currentIndex] === "-") {
this._currentIndex += 1;
sign = -1;
}
if (
this._currentIndex === this._endIndex ||
(
(this._string[this._currentIndex] < "0" || this._string[this._currentIndex] > "9") &&
this._string[this._currentIndex] !== "."
)
) {
// The first character of a number must be one of [0-9+-.].
return null;
}
// Read the integer part, build right-to-left.
var startIntPartIndex = this._currentIndex;
while (
this._currentIndex < this._endIndex &&
this._string[this._currentIndex] >= "0" &&
this._string[this._currentIndex] <= "9"
) {
this._currentIndex += 1; // Advance to first non-digit.
}
if (this._currentIndex !== startIntPartIndex) {
var scanIntPartIndex = this._currentIndex - 1;
var multiplier = 1;
while (scanIntPartIndex >= startIntPartIndex) {
integer += multiplier * (this._string[scanIntPartIndex] - "0");
scanIntPartIndex -= 1;
multiplier *= 10;
}
}
// Read the decimals.
if (this._currentIndex < this._endIndex && this._string[this._currentIndex] === ".") {
this._currentIndex += 1;
// There must be a least one digit following the .
if (
this._currentIndex >= this._endIndex ||
this._string[this._currentIndex] < "0" ||
this._string[this._currentIndex] > "9"
) {
return null;
}
while (
this._currentIndex < this._endIndex &&
this._string[this._currentIndex] >= "0" &&
this._string[this._currentIndex] <= "9"
) {
decimal += (this._string[this._currentIndex] - "0") * (frac *= 0.1);
this._currentIndex += 1;
}
}
// Read the exponent part.
if (
this._currentIndex !== startIndex &&
this._currentIndex + 1 < this._endIndex &&
(this._string[this._currentIndex] === "e" || this._string[this._currentIndex] === "E") &&
(this._string[this._currentIndex + 1] !== "x" && this._string[this._currentIndex + 1] !== "m")
) {
this._currentIndex += 1;
// Read the sign of the exponent.
if (this._string[this._currentIndex] === "+") {
this._currentIndex += 1;
}
else if (this._string[this._currentIndex] === "-") {
this._currentIndex += 1;
expsign = -1;
}
// There must be an exponent.
if (
this._currentIndex >= this._endIndex ||
this._string[this._currentIndex] < "0" ||
this._string[this._currentIndex] > "9"
) {
return null;
}
while (
this._currentIndex < this._endIndex &&
this._string[this._currentIndex] >= "0" &&
this._string[this._currentIndex] <= "9"
) {
exponent *= 10;
exponent += (this._string[this._currentIndex] - "0");
this._currentIndex += 1;
}
}
var number = integer + decimal;
number *= sign;
if (exponent) {
number *= Math.pow(10, expsign * exponent);
}
if (startIndex === this._currentIndex) {
return null;
}
this._skipOptionalSpacesOrDelimiter();
return number;
},
_parseArcFlag: function() {
if (this._currentIndex >= this._endIndex) {
return null;
}
var flag = null;
var flagChar = this._string[this._currentIndex];
this._currentIndex += 1;
if (flagChar === "0") {
flag = 0;
}
else if (flagChar === "1") {
flag = 1;
}
else {
return null;
}
this._skipOptionalSpacesOrDelimiter();
return flag;
}
};
var parsePathDataString = function(string) {
if (!string || string.length === 0) return [];
var source = new Source(string);
var pathData = [];
if (source.initialCommandIsMoveTo()) {
while (source.hasMoreData()) {
var pathSeg = source.parseSegment();
if (pathSeg === null) {
break;
}
else {
pathData.push(pathSeg);
}
}
}
return pathData;
}
var setAttribute = SVGPathElement.prototype.setAttribute;
var removeAttribute = SVGPathElement.prototype.removeAttribute;
var symbols;
if (window.Symbol) {
symbols = {cachedPathData: Symbol(), cachedNormalizedPathData: Symbol()};
}
else {
symbols = {cachedPathData: "__cachedPathData", cachedNormalizedPathData: "__cachedNormalizedPathData"};
}
// @info
// Get an array of corresponding cubic bezier curve parameters for given arc curve paramters.
var arcToCubicCurves = function(x1, y1, x2, y2, r1, r2, angle, largeArcFlag, sweepFlag, _recursive) {
var degToRad = function(degrees) {
return (Math.PI * degrees) / 180;
};
var rotate = function(x, y, angleRad) {
var X = x * Math.cos(angleRad) - y * Math.sin(angleRad);
var Y = x * Math.sin(angleRad) + y * Math.cos(angleRad);
return {x: X, y: Y};
};
var angleRad = degToRad(angle);
var params = [];
var f1, f2, cx, cy;
if (_recursive) {
f1 = _recursive[0];
f2 = _recursive[1];
cx = _recursive[2];
cy = _recursive[3];
}
else {
var p1 = rotate(x1, y1, -angleRad);
x1 = p1.x;
y1 = p1.y;
var p2 = rotate(x2, y2, -angleRad);
x2 = p2.x;
y2 = p2.y;
var x = (x1 - x2) / 2;
var y = (y1 - y2) / 2;
var h = (x * x) / (r1 * r1) + (y * y) / (r2 * r2);
if (h > 1) {
h = Math.sqrt(h);
r1 = h * r1;
r2 = h * r2;
}
var sign;
if (largeArcFlag === sweepFlag) {
sign = -1;
}
else {
sign = 1;
}
var r1Pow = r1 * r1;
var r2Pow = r2 * r2;
var left = r1Pow * r2Pow - r1Pow * y * y - r2Pow * x * x;
var right = r1Pow * y * y + r2Pow * x * x;
var k = sign * Math.sqrt(Math.abs(left/right));
cx = k * r1 * y / r2 + (x1 + x2) / 2;
cy = k * -r2 * x / r1 + (y1 + y2) / 2;
f1 = Math.asin(((y1 - cy) / r2).toFixed(9));
f2 = Math.asin(((y2 - cy) / r2).toFixed(9));
if (x1 < cx) {
f1 = Math.PI - f1;
}
if (x2 < cx) {
f2 = Math.PI - f2;
}
if (f1 < 0) {
f1 = Math.PI * 2 + f1;
}
if (f2 < 0) {
f2 = Math.PI * 2 + f2;
}
if (sweepFlag && f1 > f2) {
f1 = f1 - Math.PI * 2;
}
if (!sweepFlag && f2 > f1) {
f2 = f2 - Math.PI * 2;
}
}
var df = f2 - f1;
if (Math.abs(df) > (Math.PI * 120 / 180)) {
var f2old = f2;
var x2old = x2;
var y2old = y2;
if (sweepFlag && f2 > f1) {
f2 = f1 + (Math.PI * 120 / 180) * (1);
}
else {
f2 = f1 + (Math.PI * 120 / 180) * (-1);
}
x2 = cx + r1 * Math.cos(f2);
y2 = cy + r2 * Math.sin(f2);
params = arcToCubicCurves(x2, y2, x2old, y2old, r1, r2, angle, 0, sweepFlag, [f2, f2old, cx, cy]);
}
df = f2 - f1;
var c1 = Math.cos(f1);
var s1 = Math.sin(f1);
var c2 = Math.cos(f2);
var s2 = Math.sin(f2);
var t = Math.tan(df / 4);
var hx = 4 / 3 * r1 * t;
var hy = 4 / 3 * r2 * t;
var m1 = [x1, y1];
var m2 = [x1 + hx * s1, y1 - hy * c1];
var m3 = [x2 + hx * s2, y2 - hy * c2];
var m4 = [x2, y2];
m2[0] = 2 * m1[0] - m2[0];
m2[1] = 2 * m1[1] - m2[1];
if (_recursive) {
return [m2, m3, m4].concat(params);
}
else {
params = [m2, m3, m4].concat(params).join().split(",");
var curves = [];
var curveParams = [];
params.forEach( function(param, i) {
if (i % 2) {
curveParams.push(rotate(params[i - 1], params[i], angleRad).y);
}
else {
curveParams.push(rotate(params[i], params[i + 1], angleRad).x);
}
if (curveParams.length === 6) {
curves.push(curveParams);
curveParams = [];
}
});
return curves;
}
};
var clonePathData = function(pathData) {
return pathData.map( function(seg) {
return {type: seg.type, values: Array.prototype.slice.call(seg.values)}
});
};
// @info
// Takes any path data, returns path data that consists only from absolute commands.
var absolutizePathData = function(pathData) {
var absolutizedPathData = [];
var currentX = null;
var currentY = null;
var subpathX = null;
var subpathY = null;
pathData.forEach( function(seg) {
var type = seg.type;
if (type === "M") {
var x = seg.values[0];
var y = seg.values[1];
absolutizedPathData.push({type: "M", values: [x, y]});
subpathX = x;
subpathY = y;
currentX = x;
currentY = y;
}
else if (type === "m") {
var x = currentX + seg.values[0];
var y = currentY + seg.values[1];
absolutizedPathData.push({type: "M", values: [x, y]});
subpathX = x;
subpathY = y;
currentX = x;
currentY = y;
}
else if (type === "L") {
var x = seg.values[0];
var y = seg.values[1];
absolutizedPathData.push({type: "L", values: [x, y]});
currentX = x;
currentY = y;
}
else if (type === "l") {
var x = currentX + seg.values[0];
var y = currentY + seg.values[1];
absolutizedPathData.push({type: "L", values: [x, y]});
currentX = x;
currentY = y;
}
else if (type === "C") {
var x1 = seg.values[0];
var y1 = seg.values[1];
var x2 = seg.values[2];
var y2 = seg.values[3];
var x = seg.values[4];
var y = seg.values[5];
absolutizedPathData.push({type: "C", values: [x1, y1, x2, y2, x, y]});
currentX = x;
currentY = y;
}
else if (type === "c") {
var x1 = currentX + seg.values[0];
var y1 = currentY + seg.values[1];
var x2 = currentX + seg.values[2];
var y2 = currentY + seg.values[3];
var x = currentX + seg.values[4];
var y = currentY + seg.values[5];
absolutizedPathData.push({type: "C", values: [x1, y1, x2, y2, x, y]});
currentX = x;
currentY = y;
}
else if (type === "Q") {
var x1 = seg.values[0];
var y1 = seg.values[1];
var x = seg.values[2];
var y = seg.values[3];
absolutizedPathData.push({type: "Q", values: [x1, y1, x, y]});
currentX = x;
currentY = y;
}
else if (type === "q") {
var x1 = currentX + seg.values[0];
var y1 = currentY + seg.values[1];
var x = currentX + seg.values[2];
var y = currentY + seg.values[3];
absolutizedPathData.push({type: "Q", values: [x1, y1, x, y]});
currentX = x;
currentY = y;
}
else if (type === "A") {
var x = seg.values[5];
var y = seg.values[6];
absolutizedPathData.push({
type: "A",
values: [seg.values[0], seg.values[1], seg.values[2], seg.values[3], seg.values[4], x, y]
});
currentX = x;
currentY = y;
}
else if (type === "a") {
var x = currentX + seg.values[5];
var y = currentY + seg.values[6];
absolutizedPathData.push({
type: "A",
values: [seg.values[0], seg.values[1], seg.values[2], seg.values[3], seg.values[4], x, y]
});
currentX = x;
currentY = y;
}
else if (type === "H") {
var x = seg.values[0];
absolutizedPathData.push({type: "H", values: [x]});
currentX = x;
}
else if (type === "h") {
var x = currentX + seg.values[0];
absolutizedPathData.push({type: "H", values: [x]});
currentX = x;
}
else if (type === "V") {
var y = seg.values[0];
absolutizedPathData.push({type: "V", values: [y]});
currentY = y;
}
else if (type === "v") {
var y = currentY + seg.values[0];
absolutizedPathData.push({type: "V", values: [y]});
currentY = y;
}
else if (type === "S") {
var x2 = seg.values[0];
var y2 = seg.values[1];
var x = seg.values[2];
var y = seg.values[3];
absolutizedPathData.push({type: "S", values: [x2, y2, x, y]});
currentX = x;
currentY = y;
}
else if (type === "s") {
var x2 = currentX + seg.values[0];
var y2 = currentY + seg.values[1];
var x = currentX + seg.values[2];
var y = currentY + seg.values[3];
absolutizedPathData.push({type: "S", values: [x2, y2, x, y]});
currentX = x;
currentY = y;
}
else if (type === "T") {
var x = seg.values[0];
var y = seg.values[1]
absolutizedPathData.push({type: "T", values: [x, y]});
currentX = x;
currentY = y;
}
else if (type === "t") {
var x = currentX + seg.values[0];
var y = currentY + seg.values[1]
absolutizedPathData.push({type: "T", values: [x, y]});
currentX = x;
currentY = y;
}
else if (type === "Z" || type === "z") {
absolutizedPathData.push({type: "Z", values: []});
currentX = subpathX;
currentY = subpathY;
}
});
return absolutizedPathData;
};
// @info
// Takes path data that consists only from absolute commands, returns path data that consists only from
// "M", "L", "C" and "Z" commands.
var reducePathData = function(pathData) {
var reducedPathData = [];
var lastType = null;
var lastControlX = null;
var lastControlY = null;
var currentX = null;
var currentY = null;
var subpathX = null;
var subpathY = null;
pathData.forEach( function(seg) {
if (seg.type === "M") {
var x = seg.values[0];
var y = seg.values[1];
reducedPathData.push({type: "M", values: [x, y]});
subpathX = x;
subpathY = y;
currentX = x;
currentY = y;
}
else if (seg.type === "C") {
var x1 = seg.values[0];
var y1 = seg.values[1];
var x2 = seg.values[2];
var y2 = seg.values[3];
var x = seg.values[4];
var y = seg.values[5];
reducedPathData.push({type: "C", values: [x1, y1, x2, y2, x, y]});
lastControlX = x2;
lastControlY = y2;
currentX = x;
currentY = y;
}
else if (seg.type === "L") {
var x = seg.values[0];
var y = seg.values[1];
reducedPathData.push({type: "L", values: [x, y]});
currentX = x;
currentY = y;
}
else if (seg.type === "H") {
var x = seg.values[0];
reducedPathData.push({type: "L", values: [x, currentY]});
currentX = x;
}
else if (seg.type === "V") {
var y = seg.values[0];
reducedPathData.push({type: "L", values: [currentX, y]});
currentY = y;
}
else if (seg.type === "S") {
var x2 = seg.values[0];
var y2 = seg.values[1];
var x = seg.values[2];
var y = seg.values[3];
var cx1, cy1;
if (lastType === "C" || lastType === "S") {
cx1 = currentX + (currentX - lastControlX);
cy1 = currentY + (currentY - lastControlY);
}
else {
cx1 = currentX;
cy1 = currentY;
}
reducedPathData.push({type: "C", values: [cx1, cy1, x2, y2, x, y]});
lastControlX = x2;
lastControlY = y2;
currentX = x;
currentY = y;
}
else if (seg.type === "T") {
var x = seg.values[0];
var y = seg.values[1];
var x1, y1;
if (lastType === "Q" || lastType === "T") {
x1 = currentX + (currentX - lastControlX);
y1 = currentY + (currentY - lastControlY);
}
else {
x1 = currentX;
y1 = currentY;
}
var cx1 = currentX + 2 * (x1 - currentX) / 3;
var cy1 = currentY + 2 * (y1 - currentY) / 3;
var cx2 = x + 2 * (x1 - x) / 3;
var cy2 = y + 2 * (y1 - y) / 3;
reducedPathData.push({type: "C", values: [cx1, cy1, cx2, cy2, x, y]});
lastControlX = x1;
lastControlY = y1;
currentX = x;
currentY = y;
}
else if (seg.type === "Q") {
var x1 = seg.values[0];
var y1 = seg.values[1];
var x = seg.values[2];
var y = seg.values[3];
var cx1 = currentX + 2 * (x1 - currentX) / 3;
var cy1 = currentY + 2 * (y1 - currentY) / 3;
var cx2 = x + 2 * (x1 - x) / 3;
var cy2 = y + 2 * (y1 - y) / 3;
reducedPathData.push({type: "C", values: [cx1, cy1, cx2, cy2, x, y]});
lastControlX = x1;
lastControlY = y1;
currentX = x;
currentY = y;
}
else if (seg.type === "A") {
var r1 = seg.values[0];
var r2 = seg.values[1];
var angle = seg.values[2];
var largeArcFlag = seg.values[3];
var sweepFlag = seg.values[4];
var x = seg.values[5];
var y = seg.values[6];
if (r1 === 0 || r2 === 0) {
reducedPathData.push({type: "C", values: [currentX, currentY, x, y, x, y]});
currentX = x;
currentY = y;
}
else {
if (currentX !== x || currentY !== y) {
var curves = arcToCubicCurves(currentX, currentY, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
curves.forEach( function(curve) {
reducedPathData.push({type: "C", values: curve});
currentX = x;
currentY = y;
});
}
}
}
else if (seg.type === "Z") {
reducedPathData.push(seg);
currentX = subpathX;
currentY = subpathY;
}
lastType = seg.type;
});
return reducedPathData;
};
SVGPathElement.prototype.setAttribute = function(name, value) {
if (name === "d") {
this[symbols.cachedPathData] = null;
this[symbols.cachedNormalizedPathData] = null;
}
setAttribute.call(this, name, value);
};
SVGPathElement.prototype.removeAttribute = function(name, value) {
if (name === "d") {
this[symbols.cachedPathData] = null;
this[symbols.cachedNormalizedPathData] = null;
}
removeAttribute.call(this, name);
};
SVGPathElement.prototype.getPathData = function(options) {
if (options && options.normalize) {
if (this[symbols.cachedNormalizedPathData]) {
return clonePathData(this[symbols.cachedNormalizedPathData]);
}
else {
var pathData;
if (this[symbols.cachedPathData]) {
pathData = clonePathData(this[symbols.cachedPathData]);
}
else {
pathData = parsePathDataString(this.getAttribute("d") || "");
this[symbols.cachedPathData] = clonePathData(pathData);
}
var normalizedPathData = reducePathData(absolutizePathData(pathData));
this[symbols.cachedNormalizedPathData] = clonePathData(normalizedPathData);
return normalizedPathData;
}
}
else {
if (this[symbols.cachedPathData]) {
return clonePathData(this[symbols.cachedPathData]);
}
else {
var pathData = parsePathDataString(this.getAttribute("d") || "");
this[symbols.cachedPathData] = clonePathData(pathData);
return pathData;
}
}
};
SVGPathElement.prototype.setPathData = function(pathData) {
if (pathData.length === 0) {
if (isIE) {
// @bugfix https://github.com/mbostock/d3/issues/1737
this.setAttribute("d", "");
}
else {
this.removeAttribute("d");
}
}
else {
var d = "";
for (var i = 0, l = pathData.length; i < l; i += 1) {
var seg = pathData[i];
if (i > 0) {
d += " ";
}
d += seg.type;
if (seg.values) {
d += " " + seg.values.join(" ");
}
}
this.setAttribute("d", d);
}
};
})();
}
@johan
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johan commented Jun 14, 2012

Thanks for this! I had been meaning to do something like it for a long time to clean up the superfluous segments of https://github.com/johan/svg-cleanups/blob/master/logos/twitter.svg but never got around to it. http://bl.ocks.org/2932504 made it so much easier.

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