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canvassvg.js
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canvassvg.js
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(function( document , window , undefined ) {
var CanvasSVG = function( selector , context ) {
/* Defaults */
this.strokeStyle = "black";
this.lineWidth = 1;
this.lineCap = "butt";
this.lineJoin = "miter";
this.miterLimit = 10;
this.fillStyle = "black";
this.shadowOffsetX = 0;
this.shadowOffsetY = 0;
this.shadowBlur = 0;
this.shadowColor = "transparent black";
this.font = "10px sans-serif";
this.textAlign = "start";
this.textBaseline = "alphabetic";
this.globalAlpha = 1.0;
this.globalCompositeOperation = "source-over";
this.target = Sizzle( selector , context )[0];
this.context = this.target.getContext("2d");
/* SVG Configuration */
this.svg = {
paths : [],
width : this.target.width,
height : this.target.height,
subpath : {
style : {},
path : "",
type : "path"
}
};
this.style = CanvasSVG.defaults.style;
this.sync = function() {
this.svg.width = this.target.width;
this.svg.height = this.target.height;
this.context.strokeStyle = this.style.strokeStyle = this.strokeStyle;
this.context.lineWidth = this.style.lineWidth = this.lineWidth;
this.context.lineCap = this.style.lineCap = this.lineCap;
this.context.lineJoin = this.style.lineJoin = this.lineJoin;
this.context.miterLimit = this.style.miterLimit = this.miterLimit;
this.context.fillStyle = this.style.fillStyle = this.fillStyle;
this.context.shadowOffsetX = this.style.shadowOffsetX = this.shadowOffsetX;
this.context.shadowOffsetY = this.style.shadowOffsetY = this.shadowOffsetY;
this.context.shadowBlur = this.style.shadowBlur = this.shadowBlur;
this.context.shadowColor = this.style.shadowColor = this.shadowColor;
this.context.font = this.style.font = this.font;
this.context.textAlign = this.style.textAlign = this.textAlign;
this.context.textBaseline = this.style.textBaseline = this.textBaseline;
this.context.globalAlpha = this.style.globalAlpha = this.globalAlpha;
this.context.globalCompositeOperation = this.context.globalCompositeOperation = this.globalCompositeOperation;
}
};
CanvasSVG.defaults = {
subpath : {
style : {},
path : "",
type : "path"
},
style : {
strokeStyle : "black",
lineWidth : 1,
lineCap : "butt",
lineJoin : "miter",
miterLimit : 10,
fillStyle : "black",
shadowOffsetX : 0,
shadowOffsetY : 0,
shadowBlur : 0,
shadowColor : "transparent black",
font : "10px sans-serif",
textAlign : "start",
textBaseline : "alphabetic",
globalAlpha : 1.0,
globalCompositeOperation : "source-over"
}
}
CanvasSVG.prototype = {
beginPath : function() {
this.sync();
if( this.svg.subpath.path.length > 0 ) { this.svg.paths.push(this.svg.subpath); }
this.svg.subpath = {
style : {},
path : "",
type : "path"
};
this.context.beginPath();
},
closePath : function() {
this.sync();
if( this.svg.subpath.path.length > 0 ) { this.svg.paths.push(this.svg.subpath); }
this.svg.subpath = {
style : {},
path : "",
type : "path"
};
this.context.closePath();
},
moveTo : function( x , y ) {
this.sync();
this.svg.subpath.path += "M " + x + " " + y + " ";
this.context.moveTo( x , y );
},
lineTo : function( x , y ) {
this.sync();
this.svg.subpath.path += "L " + x + " " + y + " ";
this.context.lineTo( x , y );
},
quadraticCurveTo : function( cpx, cpy, x, y ) {
this.sync();
this.svg.subpath.path += "Q " + cpx + " " + cpy + " " + x + " " + " " + y+ " ";
this.context.quadraticCurveTo( cpx, cpy, x, y );
},
bezierCurveTo : function( cp1x, cp1y, cp2x, cp2y, x, y ) {
this.sync();
this.svg.subpath.path += "C " + cp1x + " " + cp1y + " " + cp2x + " " + cp2y + " " + x + " " + y+ " ";
this.context.bezierCurveTo( cp1x, cp1y, cp2x, cp2y, x, y ) ;
},
arcTo : function( x1, y1, x2, y2, radius ) {
this.sync();
this.moveTo( x1 , x2 );
this.svg.subpath.path += "a " + radius + " " + radius + " 0 1,1 " + x2-x1 + " " + y2-y1 + " ";
this.context.arcTo( x1, y1, x2, y2, radius );
},
arc : function( x, y, radius, startAngle, endAngle, anticlockwise ) {
this.sync();
var startX = x + radius * Math.cos(startAngle);
var startY = y + radius * Math.sin(startAngle);
var endX = x + radius * Math.cos(endAngle);
var endY = y + radius * Math.sin(endAngle);
this.moveTo( startX , startY );
if( anticlockwise ) {
this.svg.subpath.path += "A " + radius + " " + radius + " 0 1,1 " + endX + " " + endY + " ";
} else {
this.svg.subpath.path += "A " + radius + " " + radius + " 0 0,1 " + endX + " " + endY + " ";
}
this.context.arc( x, y, radius, startAngle, endAngle, anticlockwise );
},
rect : function( x , y , width , height ) {
this.sync();
this.moveTo( x , y );
this.lineTo( x+width , y );
this.lineTo( x+width , y+height );
this.lineTo( x , y+height );
this.lineTo( x , y );
this.context.rect( x , y , width , height );
},
clearRect : function( x , y , width , height ) {
this.sync();
this.moveTo( x , y );
this.lineTo( x+width , y );
this.lineTo( x+width , y+height );
this.lineTo( x , y+height );
this.lineTo( x , y );
this.context.clearRect( x , y , width , height );
},
fillRect : function( x , y , width , height ) {
this.sync();
this.beginPath();
this.moveTo( x , y );
this.lineTo( x+width , y );
this.lineTo( x+width , y+height );
this.lineTo( x , y+height );
this.lineTo( x , y );
this.fill();
this.closePath();
this.context.fillRect( x , y , width , height );
},
strokeRect : function( x , y , width , height ) {
this.sync();
this.beginPath();
this.moveTo( x , y );
this.lineTo( x+width , y );
this.lineTo( x+width , y+height );
this.lineTo( x , y+height );
this.lineTo( x , y );
this.stroke();
this.closePath();
this.context.strokeRect( x , y , width , height );
},
isPointInPath : function( x, y ) {
this.sync();
return this.context.isPointInPath( x , y );
},
stroke : function() {
this.sync();
this.svg.subpath.style.strokeStyle = this.strokeStyle;
this.svg.subpath.style.lineWidth = this.lineWidth;
this.svg.subpath.style.lineCap = this.lineCap;
this.svg.subpath.style.lineJoin = this.lineJoin;
this.svg.subpath.style.miterLimit = this.miterLimit;
this.context.stroke();
},
fill : function() {
this.sync();
this.svg.subpath.style.fillStyle = this.fillStyle;
this.context.fill();
},
strokeText : function( text , x , y ) {
this.sync();
var path = {
"type" : "text",
"value" : text,
"x" : x,
"y" : y,
"style" : {
"font" : this.font + " " + this.strokeStyle
}
};
this.svg.paths.push( path );
this.context.strokeText( text , x , y );
},
fillText : function( text , x , y ) {
this.sync();
var path = {
"type" : "text",
"value" : text,
"x" : x,
"y" : y,
"style" : {
"font" : this.font + " " + this.fillStyle,
"fillStyle" : this.fillStyle
}
};
this.svg.paths.push( path );
this.context.fillText( text , x , y );
},
measureText : function( text ) {
this.sync();
return this.context.measureText( text );
},
clip : function() {
this.sync();
this.context.clip();
},
save : function() {
this.sync();
this.context.save();
},
restore : function() {
this.sync();
this.context.restore();
},
createLinearGradient : function( x0, y0, x1, y1 ) {
this.sync();
return this.context.createLinearGradient( x0, y0, x1, y1 );
},
createRadialGradient : function( x0, y0, r0, x1, y1, r1 ) {
this.sync();
return this.context.createRadialGradient( x0, y0, r0, x1, y1, r1 );
},
createPattern : function( image, repetition ) {
this.sync();
return this.context.createPattern( image, repetition );
},
createImageData : function( sw, sh ) {
this.sync();
return (arguments.length == 1 ? this.context.createImageData( imageData ) : this.context.createImageData( sw, sh ));
},
createImageData : function( imageData ) {
this.sync();
return this.context.createImageData( imageData );
},
getImageData : function( sx, sy, sw, sh ) {
this.sync();
return this.context.getImageData( sx, sy, sw, sh );
},
putImageData : function( imagedata, dx, dy, dirtyX, dirtyY, dirtyWidth, dirtyHeight ) {
this.sync();
return this.context.putImageData( imagedata, dx, dy, dirtyX, dirtyY, dirtyWidth, dirtyHeight );
},
drawImage : function() {
this.sync();
return ( arguments.length > 5 ) ?
this.context.drawImage( arguments[0].value , arguments[1].value , arguments[2].value , arguments[3].value, arguments[4].value ) :
this.context.drawImage( arguments[0].value , arguments[1].value , arguments[2].value , arguments[3].value, arguments[4].value, arguments[5].value , arguments[6].value, arguments[7].value, arguments[8].value );
},
scale : function( x , y ) {
this.sync();
this.svg.subpath.transforms.scale = {
"x" : x,
"y" : y
}
return this.context.scale( x , y );
},
rotate : function( angle ) {
this.sync();
this.svg.subpath.transforms.rotate = angle;
this.context.rotate( angle );
},
translate : function( x , y ) {
this.sync();
this.svg.subpath.transforms.translate = {
"x" : x,
"y" : y
}
this.context.translate( x , y );
},
transform : function( m11, m12, m21, m22, dx, dy ) {
this.sync();
this.context.transform( m11, m12, m21, m22, dx, dy );
},
setTransform : function( m11, m12, m21, m22, dx, dy ) {
this.sync();
this.context.setTransform( m11, m12, m21, m22, dx, dy );
},
toDataURL : function( type , args ) {
this.sync();
if( type == "image/svg+xml" ) {
var xml = "<?xml version=\"1.0\" standalone=\"no\"?><!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">";
xml += "<svg width=\""+this.svg.width+"px\" height=\""+this.svg.height+"px\" xmlns=\"http://www.w3.org/2000/svg\" version=\"1.1\">";
var paths = this.svg.paths;
for( var i=0; i < paths.length; i++ ) {
var obj = paths[i];
if( obj.type == "path" ) {
xml += "<path d=\""+ obj.path +"\" "+convertStyle( obj.style )+" " + convertTransforms( obj.transforms ) + " />";
} else if( obj.type == "text" ) {
xml += "<text x=\""+obj.x+"\" y=\""+obj.y+"\" "+convertStyle( obj.style )+" " + convertTransforms( obj.transforms ) + ">" + obj.value + "</text>";
}
}
return xml;
} else {
return this.context.toDataURL( type , args );
}
}
};
function convertStyle( params ) {
var style = 'style="';
var count = 0;
if( params["fillStyle"] == undefined ) {
params["fillStyle"] = "none";
}
for( var attr in params ) {
var option = attr;
if( attr == "strokeStyle" ) {
option = "stroke";
} else if( attr == "lineWidth" ) {
option = "stroke-width";
} else if( attr == "fillStyle" ) {
option = "fill";
} else if( attr == "textAlign" ) {
option = "text-align";
} else if( attr == "lineCap" ) {
option = "stroke-linecap";
} else if( attr == "lineJoin" ) {
option = "stroke-linejoin";
} else if( attr == "miterLimit" ) {
option = "stroke-miterlimit";
}
if( attr == "font" ) {
var sizeRegexp = new RegExp( /\d+(px|pt|em)/ );
var fontSize = sizeRegexp.exec( params[attr] ) || ["12px",""];
var weightRegexp = new RegExp( /(bold|light)/ );
var fontWeight = weightRegexp.exec( params[attr] ) || ["normal",""];
var styleRegexp = new RegExp( /(italic|oblique)/ );
var fontStyle = styleRegexp.exec( params[attr] ) || ["normal",""];
var fontRegexp = new RegExp( /(sans\-serif|arial|times\snew\sroman)/ );
var font = fontRegexp.exec( params[attr] ) || ["arial",""];
style += "font-size:"+fontSize[0]+"; ";
style += "font-weight:"+fontWeight[0]+"; ";
style += "font-style:"+fontStyle[0]+"; ";
style += "font-family:"+font[0]+"; ";
} else {
style += option+":"+params[attr]+"; ";
}
count++;
}
style+='"';
if( count > 0 ) { return style; } else { return ""; }
}
function convertTransforms( params ) {
var transforms = "";
if( params != undefined && params.translate != undefined ) { transforms +="translate("+params.translate.x+","+params.translate.y+") "; }
if( params != undefined && params.scale != undefined ) { transforms +="scale("+params.scale.x+","+params.scale.y+") "; }
if( params != undefined && params.rotate != undefined ) { transforms +="rotate("+params.rotate.angle+","+params.rotate.cp1+","+params.rotate.cp2+") "; }
return transforms;
}
window.CanvasSVG = CanvasSVG;
})( document , window );
/*!
* Sizzle CSS Selector Engine
* Copyright 2011, The Dojo Foundation
* Released under the MIT, BSD, and GPL Licenses.
* More information: http://sizzlejs.com/
*/
(function(){
var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
expando = "sizcache" + (Math.random() + '').replace('.', ''),
done = 0,
toString = Object.prototype.toString,
hasDuplicate = false,
baseHasDuplicate = true,
rBackslash = /\\/g,
rReturn = /\r\n/g,
rNonWord = /\W/;
// Here we check if the JavaScript engine is using some sort of
// optimization where it does not always call our comparision
// function. If that is the case, discard the hasDuplicate value.
// Thus far that includes Google Chrome.
[0, 0].sort(function() {
baseHasDuplicate = false;
return 0;
});
var Sizzle = function( selector, context, results, seed ) {
results = results || [];
context = context || document;
var origContext = context;
if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
return [];
}
if ( !selector || typeof selector !== "string" ) {
return results;
}
var m, set, checkSet, extra, ret, cur, pop, i,
prune = true,
contextXML = Sizzle.isXML( context ),
parts = [],
soFar = selector;
// Reset the position of the chunker regexp (start from head)
do {
chunker.exec( "" );
m = chunker.exec( soFar );
if ( m ) {
soFar = m[3];
parts.push( m[1] );
if ( m[2] ) {
extra = m[3];
break;
}
}
} while ( m );
if ( parts.length > 1 && origPOS.exec( selector ) ) {
if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
set = posProcess( parts[0] + parts[1], context, seed );
} else {
set = Expr.relative[ parts[0] ] ?
[ context ] :
Sizzle( parts.shift(), context );
while ( parts.length ) {
selector = parts.shift();
if ( Expr.relative[ selector ] ) {
selector += parts.shift();
}
set = posProcess( selector, set, seed );
}
}
} else {
// Take a shortcut and set the context if the root selector is an ID
// (but not if it'll be faster if the inner selector is an ID)
if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
ret = Sizzle.find( parts.shift(), context, contextXML );
context = ret.expr ?
Sizzle.filter( ret.expr, ret.set )[0] :
ret.set[0];
}
if ( context ) {
ret = seed ?
{ expr: parts.pop(), set: makeArray(seed) } :
Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
set = ret.expr ?
Sizzle.filter( ret.expr, ret.set ) :
ret.set;
if ( parts.length > 0 ) {
checkSet = makeArray( set );
} else {
prune = false;
}
while ( parts.length ) {
cur = parts.pop();
pop = cur;
if ( !Expr.relative[ cur ] ) {
cur = "";
} else {
pop = parts.pop();
}
if ( pop == null ) {
pop = context;
}
Expr.relative[ cur ]( checkSet, pop, contextXML );
}
} else {
checkSet = parts = [];
}
}
if ( !checkSet ) {
checkSet = set;
}
if ( !checkSet ) {
Sizzle.error( cur || selector );
}
if ( toString.call(checkSet) === "[object Array]" ) {
if ( !prune ) {
results.push.apply( results, checkSet );
} else if ( context && context.nodeType === 1 ) {
for ( i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) {
results.push( set[i] );
}
}
} else {
for ( i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
results.push( set[i] );
}
}
}
} else {
makeArray( checkSet, results );
}
if ( extra ) {
Sizzle( extra, origContext, results, seed );
Sizzle.uniqueSort( results );
}
return results;
};
Sizzle.uniqueSort = function( results ) {
if ( sortOrder ) {
hasDuplicate = baseHasDuplicate;
results.sort( sortOrder );
if ( hasDuplicate ) {
for ( var i = 1; i < results.length; i++ ) {
if ( results[i] === results[ i - 1 ] ) {
results.splice( i--, 1 );
}
}
}
}
return results;
};
Sizzle.matches = function( expr, set ) {
return Sizzle( expr, null, null, set );
};
Sizzle.matchesSelector = function( node, expr ) {
return Sizzle( expr, null, null, [node] ).length > 0;
};
Sizzle.find = function( expr, context, isXML ) {
var set, i, len, match, type, left;
if ( !expr ) {
return [];
}
for ( i = 0, len = Expr.order.length; i < len; i++ ) {
type = Expr.order[i];
if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
left = match[1];
match.splice( 1, 1 );
if ( left.substr( left.length - 1 ) !== "\\" ) {
match[1] = (match[1] || "").replace( rBackslash, "" );
set = Expr.find[ type ]( match, context, isXML );
if ( set != null ) {
expr = expr.replace( Expr.match[ type ], "" );
break;
}
}
}
}
if ( !set ) {
set = typeof context.getElementsByTagName !== "undefined" ?
context.getElementsByTagName( "*" ) :
[];
}
return { set: set, expr: expr };
};
Sizzle.filter = function( expr, set, inplace, not ) {
var match, anyFound,
type, found, item, filter, left,
i, pass,
old = expr,
result = [],
curLoop = set,
isXMLFilter = set && set[0] && Sizzle.isXML( set[0] );
while ( expr && set.length ) {
for ( type in Expr.filter ) {
if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) {
filter = Expr.filter[ type ];
left = match[1];
anyFound = false;
match.splice(1,1);
if ( left.substr( left.length - 1 ) === "\\" ) {
continue;
}
if ( curLoop === result ) {
result = [];
}
if ( Expr.preFilter[ type ] ) {
match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
if ( !match ) {
anyFound = found = true;
} else if ( match === true ) {
continue;
}
}
if ( match ) {
for ( i = 0; (item = curLoop[i]) != null; i++ ) {
if ( item ) {
found = filter( item, match, i, curLoop );
pass = not ^ found;
if ( inplace && found != null ) {
if ( pass ) {
anyFound = true;
} else {
curLoop[i] = false;
}
} else if ( pass ) {
result.push( item );
anyFound = true;
}
}
}
}
if ( found !== undefined ) {
if ( !inplace ) {
curLoop = result;
}
expr = expr.replace( Expr.match[ type ], "" );
if ( !anyFound ) {
return [];
}
break;
}
}
}
// Improper expression
if ( expr === old ) {
if ( anyFound == null ) {
Sizzle.error( expr );
} else {
break;
}
}
old = expr;
}
return curLoop;
};
Sizzle.error = function( msg ) {
throw "Syntax error, unrecognized expression: " + msg;
};
/**
* Utility function for retreiving the text value of an array of DOM nodes
* @param {Array|Element} elem
*/
var getText = Sizzle.getText = function( elem ) {
var i, node,
nodeType = elem.nodeType,
ret = "";
if ( nodeType ) {
if ( nodeType === 1 ) {
// Use textContent || innerText for elements
if ( typeof elem.textContent === 'string' ) {
return elem.textContent;
} else if ( typeof elem.innerText === 'string' ) {
// Replace IE's carriage returns
return elem.innerText.replace( rReturn, '' );
} else {
// Traverse it's children
for ( elem = elem.firstChild; elem; elem = elem.nextSibling) {
ret += getText( elem );
}
}
} else if ( nodeType === 3 || nodeType === 4 ) {
return elem.nodeValue;
}
} else {
// If no nodeType, this is expected to be an array
for ( i = 0; (node = elem[i]); i++ ) {
// Do not traverse comment nodes
if ( node.nodeType !== 8 ) {
ret += getText( node );
}
}
}
return ret;
};
var Expr = Sizzle.selectors = {
order: [ "ID", "NAME", "TAG" ],
match: {
ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/,
ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/,
TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/,
CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/,
POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/,
PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
},
leftMatch: {},
attrMap: {
"class": "className",
"for": "htmlFor"
},
attrHandle: {
href: function( elem ) {
return elem.getAttribute( "href" );
},
type: function( elem ) {
return elem.getAttribute( "type" );
}
},
relative: {
"+": function(checkSet, part){
var isPartStr = typeof part === "string",
isTag = isPartStr && !rNonWord.test( part ),
isPartStrNotTag = isPartStr && !isTag;
if ( isTag ) {
part = part.toLowerCase();
}
for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
if ( (elem = checkSet[i]) ) {
while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ?
elem || false :
elem === part;
}
}
if ( isPartStrNotTag ) {
Sizzle.filter( part, checkSet, true );
}
},
">": function( checkSet, part ) {
var elem,
isPartStr = typeof part === "string",
i = 0,
l = checkSet.length;
if ( isPartStr && !rNonWord.test( part ) ) {
part = part.toLowerCase();
for ( ; i < l; i++ ) {
elem = checkSet[i];
if ( elem ) {
var parent = elem.parentNode;
checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false;
}
}
} else {
for ( ; i < l; i++ ) {
elem = checkSet[i];
if ( elem ) {
checkSet[i] = isPartStr ?
elem.parentNode :
elem.parentNode === part;
}
}
if ( isPartStr ) {
Sizzle.filter( part, checkSet, true );
}
}
},
"": function(checkSet, part, isXML){
var nodeCheck,
doneName = done++,
checkFn = dirCheck;
if ( typeof part === "string" && !rNonWord.test( part ) ) {
part = part.toLowerCase();
nodeCheck = part;
checkFn = dirNodeCheck;
}
checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML );
},
"~": function( checkSet, part, isXML ) {
var nodeCheck,
doneName = done++,
checkFn = dirCheck;
if ( typeof part === "string" && !rNonWord.test( part ) ) {
part = part.toLowerCase();
nodeCheck = part;
checkFn = dirNodeCheck;
}
checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML );
}
},
find: {
ID: function( match, context, isXML ) {
if ( typeof context.getElementById !== "undefined" && !isXML ) {
var m = context.getElementById(match[1]);
// Check parentNode to catch when Blackberry 4.6 returns
// nodes that are no longer in the document #6963
return m && m.parentNode ? [m] : [];
}
},
NAME: function( match, context ) {
if ( typeof context.getElementsByName !== "undefined" ) {
var ret = [],
results = context.getElementsByName( match[1] );
for ( var i = 0, l = results.length; i < l; i++ ) {
if ( results[i].getAttribute("name") === match[1] ) {
ret.push( results[i] );
}
}
return ret.length === 0 ? null : ret;
}
},
TAG: function( match, context ) {
if ( typeof context.getElementsByTagName !== "undefined" ) {
return context.getElementsByTagName( match[1] );
}
}
},
preFilter: {
CLASS: function( match, curLoop, inplace, result, not, isXML ) {
match = " " + match[1].replace( rBackslash, "" ) + " ";
if ( isXML ) {
return match;
}
for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
if ( elem ) {
if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) {
if ( !inplace ) {
result.push( elem );