@ -1,3 +1,5 @@
/* jshint ignore:start */
// PhantomJS doesn't have support for Function.prototype.bind, which has caused confusion. Use
// this polyfill to avoid the confusion.
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/bind#Polyfill
@ -23,3 +25,850 @@ if (!Function.prototype.bind) {
return fBound ;
} ;
}
// SVGPathSeg API polyfill
// https://github.com/progers/pathseg
//
// This is a drop-in replacement for the SVGPathSeg and SVGPathSegList APIs that were removed from
// SVG2 (https://lists.w3.org/Archives/Public/www-svg/2015Jun/0044.html), including the latest spec
// changes which were implemented in Firefox 43 and Chrome 46.
( function ( ) { "use strict" ;
if ( ! ( "SVGPathSeg" in window ) ) {
// Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSeg
window . SVGPathSeg = function ( type , typeAsLetter , owningPathSegList ) {
this . pathSegType = type ;
this . pathSegTypeAsLetter = typeAsLetter ;
this . _owningPathSegList = owningPathSegList ;
}
window . SVGPathSeg . prototype . classname = "SVGPathSeg" ;
window . SVGPathSeg . PATHSEG _UNKNOWN = 0 ;
window . SVGPathSeg . PATHSEG _CLOSEPATH = 1 ;
window . SVGPathSeg . PATHSEG _MOVETO _ABS = 2 ;
window . SVGPathSeg . PATHSEG _MOVETO _REL = 3 ;
window . SVGPathSeg . PATHSEG _LINETO _ABS = 4 ;
window . SVGPathSeg . PATHSEG _LINETO _REL = 5 ;
window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _ABS = 6 ;
window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _REL = 7 ;
window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _ABS = 8 ;
window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _REL = 9 ;
window . SVGPathSeg . PATHSEG _ARC _ABS = 10 ;
window . SVGPathSeg . PATHSEG _ARC _REL = 11 ;
window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _ABS = 12 ;
window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _REL = 13 ;
window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _ABS = 14 ;
window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _REL = 15 ;
window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _ABS = 16 ;
window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _REL = 17 ;
window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _ABS = 18 ;
window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _REL = 19 ;
// Notify owning PathSegList on any changes so they can be synchronized back to the path element.
window . SVGPathSeg . prototype . _segmentChanged = function ( ) {
if ( this . _owningPathSegList )
this . _owningPathSegList . segmentChanged ( this ) ;
}
window . SVGPathSegClosePath = function ( owningPathSegList ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CLOSEPATH , "z" , owningPathSegList ) ;
}
window . SVGPathSegClosePath . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegClosePath . prototype . toString = function ( ) { return "[object SVGPathSegClosePath]" ; }
window . SVGPathSegClosePath . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter ; }
window . SVGPathSegClosePath . prototype . clone = function ( ) { return new window . SVGPathSegClosePath ( undefined ) ; }
window . SVGPathSegMovetoAbs = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _MOVETO _ABS , "M" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegMovetoAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegMovetoAbs . prototype . toString = function ( ) { return "[object SVGPathSegMovetoAbs]" ; }
window . SVGPathSegMovetoAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegMovetoAbs . prototype . clone = function ( ) { return new window . SVGPathSegMovetoAbs ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegMovetoAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegMovetoAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegMovetoRel = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _MOVETO _REL , "m" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegMovetoRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegMovetoRel . prototype . toString = function ( ) { return "[object SVGPathSegMovetoRel]" ; }
window . SVGPathSegMovetoRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegMovetoRel . prototype . clone = function ( ) { return new window . SVGPathSegMovetoRel ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegMovetoRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegMovetoRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoAbs = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _ABS , "L" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegLinetoAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoAbs . prototype . toString = function ( ) { return "[object SVGPathSegLinetoAbs]" ; }
window . SVGPathSegLinetoAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegLinetoAbs . prototype . clone = function ( ) { return new window . SVGPathSegLinetoAbs ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegLinetoAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegLinetoAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoRel = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _REL , "l" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegLinetoRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoRel . prototype . toString = function ( ) { return "[object SVGPathSegLinetoRel]" ; }
window . SVGPathSegLinetoRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegLinetoRel . prototype . clone = function ( ) { return new window . SVGPathSegLinetoRel ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegLinetoRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegLinetoRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoCubicAbs = function ( owningPathSegList , x , y , x1 , y1 , x2 , y2 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _ABS , "C" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x1 = x1 ;
this . _y1 = y1 ;
this . _x2 = x2 ;
this . _y2 = y2 ;
}
window . SVGPathSegCurvetoCubicAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoCubicAbs . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoCubicAbs]" ; }
window . SVGPathSegCurvetoCubicAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x1 + " " + this . _y1 + " " + this . _x2 + " " + this . _y2 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoCubicAbs . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoCubicAbs ( undefined , this . _x , this . _y , this . _x1 , this . _y1 , this . _x2 , this . _y2 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "x1" , { get : function ( ) { return this . _x1 ; } , set : function ( x1 ) { this . _x1 = x1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "y1" , { get : function ( ) { return this . _y1 ; } , set : function ( y1 ) { this . _y1 = y1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "x2" , { get : function ( ) { return this . _x2 ; } , set : function ( x2 ) { this . _x2 = x2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicAbs . prototype , "y2" , { get : function ( ) { return this . _y2 ; } , set : function ( y2 ) { this . _y2 = y2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoCubicRel = function ( owningPathSegList , x , y , x1 , y1 , x2 , y2 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _REL , "c" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x1 = x1 ;
this . _y1 = y1 ;
this . _x2 = x2 ;
this . _y2 = y2 ;
}
window . SVGPathSegCurvetoCubicRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoCubicRel . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoCubicRel]" ; }
window . SVGPathSegCurvetoCubicRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x1 + " " + this . _y1 + " " + this . _x2 + " " + this . _y2 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoCubicRel . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoCubicRel ( undefined , this . _x , this . _y , this . _x1 , this . _y1 , this . _x2 , this . _y2 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "x1" , { get : function ( ) { return this . _x1 ; } , set : function ( x1 ) { this . _x1 = x1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "y1" , { get : function ( ) { return this . _y1 ; } , set : function ( y1 ) { this . _y1 = y1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "x2" , { get : function ( ) { return this . _x2 ; } , set : function ( x2 ) { this . _x2 = x2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicRel . prototype , "y2" , { get : function ( ) { return this . _y2 ; } , set : function ( y2 ) { this . _y2 = y2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoQuadraticAbs = function ( owningPathSegList , x , y , x1 , y1 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _ABS , "Q" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x1 = x1 ;
this . _y1 = y1 ;
}
window . SVGPathSegCurvetoQuadraticAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoQuadraticAbs . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoQuadraticAbs]" ; }
window . SVGPathSegCurvetoQuadraticAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x1 + " " + this . _y1 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoQuadraticAbs . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoQuadraticAbs ( undefined , this . _x , this . _y , this . _x1 , this . _y1 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticAbs . prototype , "x1" , { get : function ( ) { return this . _x1 ; } , set : function ( x1 ) { this . _x1 = x1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticAbs . prototype , "y1" , { get : function ( ) { return this . _y1 ; } , set : function ( y1 ) { this . _y1 = y1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoQuadraticRel = function ( owningPathSegList , x , y , x1 , y1 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _REL , "q" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x1 = x1 ;
this . _y1 = y1 ;
}
window . SVGPathSegCurvetoQuadraticRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoQuadraticRel . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoQuadraticRel]" ; }
window . SVGPathSegCurvetoQuadraticRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x1 + " " + this . _y1 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoQuadraticRel . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoQuadraticRel ( undefined , this . _x , this . _y , this . _x1 , this . _y1 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticRel . prototype , "x1" , { get : function ( ) { return this . _x1 ; } , set : function ( x1 ) { this . _x1 = x1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticRel . prototype , "y1" , { get : function ( ) { return this . _y1 ; } , set : function ( y1 ) { this . _y1 = y1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegArcAbs = function ( owningPathSegList , x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _ARC _ABS , "A" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _r1 = r1 ;
this . _r2 = r2 ;
this . _angle = angle ;
this . _largeArcFlag = largeArcFlag ;
this . _sweepFlag = sweepFlag ;
}
window . SVGPathSegArcAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegArcAbs . prototype . toString = function ( ) { return "[object SVGPathSegArcAbs]" ; }
window . SVGPathSegArcAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _r1 + " " + this . _r2 + " " + this . _angle + " " + ( this . _largeArcFlag ? "1" : "0" ) + " " + ( this . _sweepFlag ? "1" : "0" ) + " " + this . _x + " " + this . _y ; }
window . SVGPathSegArcAbs . prototype . clone = function ( ) { return new window . SVGPathSegArcAbs ( undefined , this . _x , this . _y , this . _r1 , this . _r2 , this . _angle , this . _largeArcFlag , this . _sweepFlag ) ; }
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "r1" , { get : function ( ) { return this . _r1 ; } , set : function ( r1 ) { this . _r1 = r1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "r2" , { get : function ( ) { return this . _r2 ; } , set : function ( r2 ) { this . _r2 = r2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "angle" , { get : function ( ) { return this . _angle ; } , set : function ( angle ) { this . _angle = angle ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "largeArcFlag" , { get : function ( ) { return this . _largeArcFlag ; } , set : function ( largeArcFlag ) { this . _largeArcFlag = largeArcFlag ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcAbs . prototype , "sweepFlag" , { get : function ( ) { return this . _sweepFlag ; } , set : function ( sweepFlag ) { this . _sweepFlag = sweepFlag ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegArcRel = function ( owningPathSegList , x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _ARC _REL , "a" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _r1 = r1 ;
this . _r2 = r2 ;
this . _angle = angle ;
this . _largeArcFlag = largeArcFlag ;
this . _sweepFlag = sweepFlag ;
}
window . SVGPathSegArcRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegArcRel . prototype . toString = function ( ) { return "[object SVGPathSegArcRel]" ; }
window . SVGPathSegArcRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _r1 + " " + this . _r2 + " " + this . _angle + " " + ( this . _largeArcFlag ? "1" : "0" ) + " " + ( this . _sweepFlag ? "1" : "0" ) + " " + this . _x + " " + this . _y ; }
window . SVGPathSegArcRel . prototype . clone = function ( ) { return new window . SVGPathSegArcRel ( undefined , this . _x , this . _y , this . _r1 , this . _r2 , this . _angle , this . _largeArcFlag , this . _sweepFlag ) ; }
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "r1" , { get : function ( ) { return this . _r1 ; } , set : function ( r1 ) { this . _r1 = r1 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "r2" , { get : function ( ) { return this . _r2 ; } , set : function ( r2 ) { this . _r2 = r2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "angle" , { get : function ( ) { return this . _angle ; } , set : function ( angle ) { this . _angle = angle ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "largeArcFlag" , { get : function ( ) { return this . _largeArcFlag ; } , set : function ( largeArcFlag ) { this . _largeArcFlag = largeArcFlag ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegArcRel . prototype , "sweepFlag" , { get : function ( ) { return this . _sweepFlag ; } , set : function ( sweepFlag ) { this . _sweepFlag = sweepFlag ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoHorizontalAbs = function ( owningPathSegList , x ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _ABS , "H" , owningPathSegList ) ;
this . _x = x ;
}
window . SVGPathSegLinetoHorizontalAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoHorizontalAbs . prototype . toString = function ( ) { return "[object SVGPathSegLinetoHorizontalAbs]" ; }
window . SVGPathSegLinetoHorizontalAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x ; }
window . SVGPathSegLinetoHorizontalAbs . prototype . clone = function ( ) { return new window . SVGPathSegLinetoHorizontalAbs ( undefined , this . _x ) ; }
Object . defineProperty ( window . SVGPathSegLinetoHorizontalAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoHorizontalRel = function ( owningPathSegList , x ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _REL , "h" , owningPathSegList ) ;
this . _x = x ;
}
window . SVGPathSegLinetoHorizontalRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoHorizontalRel . prototype . toString = function ( ) { return "[object SVGPathSegLinetoHorizontalRel]" ; }
window . SVGPathSegLinetoHorizontalRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x ; }
window . SVGPathSegLinetoHorizontalRel . prototype . clone = function ( ) { return new window . SVGPathSegLinetoHorizontalRel ( undefined , this . _x ) ; }
Object . defineProperty ( window . SVGPathSegLinetoHorizontalRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoVerticalAbs = function ( owningPathSegList , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _ABS , "V" , owningPathSegList ) ;
this . _y = y ;
}
window . SVGPathSegLinetoVerticalAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoVerticalAbs . prototype . toString = function ( ) { return "[object SVGPathSegLinetoVerticalAbs]" ; }
window . SVGPathSegLinetoVerticalAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _y ; }
window . SVGPathSegLinetoVerticalAbs . prototype . clone = function ( ) { return new window . SVGPathSegLinetoVerticalAbs ( undefined , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegLinetoVerticalAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegLinetoVerticalRel = function ( owningPathSegList , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _REL , "v" , owningPathSegList ) ;
this . _y = y ;
}
window . SVGPathSegLinetoVerticalRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegLinetoVerticalRel . prototype . toString = function ( ) { return "[object SVGPathSegLinetoVerticalRel]" ; }
window . SVGPathSegLinetoVerticalRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _y ; }
window . SVGPathSegLinetoVerticalRel . prototype . clone = function ( ) { return new window . SVGPathSegLinetoVerticalRel ( undefined , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegLinetoVerticalRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoCubicSmoothAbs = function ( owningPathSegList , x , y , x2 , y2 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _ABS , "S" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x2 = x2 ;
this . _y2 = y2 ;
}
window . SVGPathSegCurvetoCubicSmoothAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoCubicSmoothAbs . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoCubicSmoothAbs]" ; }
window . SVGPathSegCurvetoCubicSmoothAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x2 + " " + this . _y2 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoCubicSmoothAbs . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoCubicSmoothAbs ( undefined , this . _x , this . _y , this . _x2 , this . _y2 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothAbs . prototype , "x2" , { get : function ( ) { return this . _x2 ; } , set : function ( x2 ) { this . _x2 = x2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothAbs . prototype , "y2" , { get : function ( ) { return this . _y2 ; } , set : function ( y2 ) { this . _y2 = y2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoCubicSmoothRel = function ( owningPathSegList , x , y , x2 , y2 ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _REL , "s" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
this . _x2 = x2 ;
this . _y2 = y2 ;
}
window . SVGPathSegCurvetoCubicSmoothRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoCubicSmoothRel . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoCubicSmoothRel]" ; }
window . SVGPathSegCurvetoCubicSmoothRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x2 + " " + this . _y2 + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoCubicSmoothRel . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoCubicSmoothRel ( undefined , this . _x , this . _y , this . _x2 , this . _y2 ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothRel . prototype , "x2" , { get : function ( ) { return this . _x2 ; } , set : function ( x2 ) { this . _x2 = x2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoCubicSmoothRel . prototype , "y2" , { get : function ( ) { return this . _y2 ; } , set : function ( y2 ) { this . _y2 = y2 ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoQuadraticSmoothAbs = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _ABS , "T" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoQuadraticSmoothAbs]" ; }
window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoQuadraticSmoothAbs ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticSmoothAbs . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
window . SVGPathSegCurvetoQuadraticSmoothRel = function ( owningPathSegList , x , y ) {
window . SVGPathSeg . call ( this , window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _REL , "t" , owningPathSegList ) ;
this . _x = x ;
this . _y = y ;
}
window . SVGPathSegCurvetoQuadraticSmoothRel . prototype = Object . create ( window . SVGPathSeg . prototype ) ;
window . SVGPathSegCurvetoQuadraticSmoothRel . prototype . toString = function ( ) { return "[object SVGPathSegCurvetoQuadraticSmoothRel]" ; }
window . SVGPathSegCurvetoQuadraticSmoothRel . prototype . _asPathString = function ( ) { return this . pathSegTypeAsLetter + " " + this . _x + " " + this . _y ; }
window . SVGPathSegCurvetoQuadraticSmoothRel . prototype . clone = function ( ) { return new window . SVGPathSegCurvetoQuadraticSmoothRel ( undefined , this . _x , this . _y ) ; }
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticSmoothRel . prototype , "x" , { get : function ( ) { return this . _x ; } , set : function ( x ) { this . _x = x ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathSegCurvetoQuadraticSmoothRel . prototype , "y" , { get : function ( ) { return this . _y ; } , set : function ( y ) { this . _y = y ; this . _segmentChanged ( ) ; } , enumerable : true } ) ;
// Add createSVGPathSeg* functions to window.SVGPathElement.
// Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-Interfacewindow.SVGPathElement.
window . SVGPathElement . prototype . createSVGPathSegClosePath = function ( ) { return new window . SVGPathSegClosePath ( undefined ) ; }
window . SVGPathElement . prototype . createSVGPathSegMovetoAbs = function ( x , y ) { return new window . SVGPathSegMovetoAbs ( undefined , x , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegMovetoRel = function ( x , y ) { return new window . SVGPathSegMovetoRel ( undefined , x , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoAbs = function ( x , y ) { return new window . SVGPathSegLinetoAbs ( undefined , x , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoRel = function ( x , y ) { return new window . SVGPathSegLinetoRel ( undefined , x , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoCubicAbs = function ( x , y , x1 , y1 , x2 , y2 ) { return new window . SVGPathSegCurvetoCubicAbs ( undefined , x , y , x1 , y1 , x2 , y2 ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoCubicRel = function ( x , y , x1 , y1 , x2 , y2 ) { return new window . SVGPathSegCurvetoCubicRel ( undefined , x , y , x1 , y1 , x2 , y2 ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoQuadraticAbs = function ( x , y , x1 , y1 ) { return new window . SVGPathSegCurvetoQuadraticAbs ( undefined , x , y , x1 , y1 ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoQuadraticRel = function ( x , y , x1 , y1 ) { return new window . SVGPathSegCurvetoQuadraticRel ( undefined , x , y , x1 , y1 ) ; }
window . SVGPathElement . prototype . createSVGPathSegArcAbs = function ( x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) { return new window . SVGPathSegArcAbs ( undefined , x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) ; }
window . SVGPathElement . prototype . createSVGPathSegArcRel = function ( x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) { return new window . SVGPathSegArcRel ( undefined , x , y , r1 , r2 , angle , largeArcFlag , sweepFlag ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoHorizontalAbs = function ( x ) { return new window . SVGPathSegLinetoHorizontalAbs ( undefined , x ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoHorizontalRel = function ( x ) { return new window . SVGPathSegLinetoHorizontalRel ( undefined , x ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoVerticalAbs = function ( y ) { return new window . SVGPathSegLinetoVerticalAbs ( undefined , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegLinetoVerticalRel = function ( y ) { return new window . SVGPathSegLinetoVerticalRel ( undefined , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoCubicSmoothAbs = function ( x , y , x2 , y2 ) { return new window . SVGPathSegCurvetoCubicSmoothAbs ( undefined , x , y , x2 , y2 ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoCubicSmoothRel = function ( x , y , x2 , y2 ) { return new window . SVGPathSegCurvetoCubicSmoothRel ( undefined , x , y , x2 , y2 ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoQuadraticSmoothAbs = function ( x , y ) { return new window . SVGPathSegCurvetoQuadraticSmoothAbs ( undefined , x , y ) ; }
window . SVGPathElement . prototype . createSVGPathSegCurvetoQuadraticSmoothRel = function ( x , y ) { return new window . SVGPathSegCurvetoQuadraticSmoothRel ( undefined , x , y ) ; }
if ( ! ( "getPathSegAtLength" in window . SVGPathElement . prototype ) ) {
// Add getPathSegAtLength to SVGPathElement.
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-__svg__SVGPathElement__getPathSegAtLength
// This polyfill requires SVGPathElement.getTotalLength to implement the distance-along-a-path algorithm.
window . SVGPathElement . prototype . getPathSegAtLength = function ( distance ) {
if ( distance === undefined || ! isFinite ( distance ) )
throw "Invalid arguments." ;
var measurementElement = document . createElementNS ( "http://www.w3.org/2000/svg" , "path" ) ;
measurementElement . setAttribute ( "d" , this . getAttribute ( "d" ) ) ;
var lastPathSegment = measurementElement . pathSegList . numberOfItems - 1 ;
// If the path is empty, return 0.
if ( lastPathSegment <= 0 )
return 0 ;
do {
measurementElement . pathSegList . removeItem ( lastPathSegment ) ;
if ( distance > measurementElement . getTotalLength ( ) )
break ;
lastPathSegment -- ;
} while ( lastPathSegment > 0 ) ;
return lastPathSegment ;
}
}
}
if ( ! ( "SVGPathSegList" in window ) ) {
// Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSegList
window . SVGPathSegList = function ( pathElement ) {
this . _pathElement = pathElement ;
this . _list = this . _parsePath ( this . _pathElement . getAttribute ( "d" ) ) ;
// Use a MutationObserver to catch changes to the path's "d" attribute.
this . _mutationObserverConfig = { "attributes" : true , "attributeFilter" : [ "d" ] } ;
this . _pathElementMutationObserver = new MutationObserver ( this . _updateListFromPathMutations . bind ( this ) ) ;
this . _pathElementMutationObserver . observe ( this . _pathElement , this . _mutationObserverConfig ) ;
}
window . SVGPathSegList . prototype . classname = "SVGPathSegList" ;
Object . defineProperty ( window . SVGPathSegList . prototype , "numberOfItems" , {
get : function ( ) {
this . _checkPathSynchronizedToList ( ) ;
return this . _list . length ;
} ,
enumerable : true
} ) ;
// Add the pathSegList accessors to window.SVGPathElement.
// Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGAnimatedPathData
Object . defineProperty ( window . SVGPathElement . prototype , "pathSegList" , {
get : function ( ) {
if ( ! this . _pathSegList )
this . _pathSegList = new window . SVGPathSegList ( this ) ;
return this . _pathSegList ;
} ,
enumerable : true
} ) ;
// FIXME: The following are not implemented and simply return window.SVGPathElement.pathSegList.
Object . defineProperty ( window . SVGPathElement . prototype , "normalizedPathSegList" , { get : function ( ) { return this . pathSegList ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathElement . prototype , "animatedPathSegList" , { get : function ( ) { return this . pathSegList ; } , enumerable : true } ) ;
Object . defineProperty ( window . SVGPathElement . prototype , "animatedNormalizedPathSegList" , { get : function ( ) { return this . pathSegList ; } , enumerable : true } ) ;
// Process any pending mutations to the path element and update the list as needed.
// This should be the first call of all public functions and is needed because
// MutationObservers are not synchronous so we can have pending asynchronous mutations.
window . SVGPathSegList . prototype . _checkPathSynchronizedToList = function ( ) {
this . _updateListFromPathMutations ( this . _pathElementMutationObserver . takeRecords ( ) ) ;
}
window . SVGPathSegList . prototype . _updateListFromPathMutations = function ( mutationRecords ) {
if ( ! this . _pathElement )
return ;
var hasPathMutations = false ;
mutationRecords . forEach ( function ( record ) {
if ( record . attributeName == "d" )
hasPathMutations = true ;
} ) ;
if ( hasPathMutations )
this . _list = this . _parsePath ( this . _pathElement . getAttribute ( "d" ) ) ;
}
// Serialize the list and update the path's 'd' attribute.
window . SVGPathSegList . prototype . _writeListToPath = function ( ) {
this . _pathElementMutationObserver . disconnect ( ) ;
this . _pathElement . setAttribute ( "d" , window . SVGPathSegList . _pathSegArrayAsString ( this . _list ) ) ;
this . _pathElementMutationObserver . observe ( this . _pathElement , this . _mutationObserverConfig ) ;
}
// When a path segment changes the list needs to be synchronized back to the path element.
window . SVGPathSegList . prototype . segmentChanged = function ( pathSeg ) {
this . _writeListToPath ( ) ;
}
window . SVGPathSegList . prototype . clear = function ( ) {
this . _checkPathSynchronizedToList ( ) ;
this . _list . forEach ( function ( pathSeg ) {
pathSeg . _owningPathSegList = null ;
} ) ;
this . _list = [ ] ;
this . _writeListToPath ( ) ;
}
window . SVGPathSegList . prototype . initialize = function ( newItem ) {
this . _checkPathSynchronizedToList ( ) ;
this . _list = [ newItem ] ;
newItem . _owningPathSegList = this ;
this . _writeListToPath ( ) ;
return newItem ;
}
window . SVGPathSegList . prototype . _checkValidIndex = function ( index ) {
if ( isNaN ( index ) || index < 0 || index >= this . numberOfItems )
throw "INDEX_SIZE_ERR" ;
}
window . SVGPathSegList . prototype . getItem = function ( index ) {
this . _checkPathSynchronizedToList ( ) ;
this . _checkValidIndex ( index ) ;
return this . _list [ index ] ;
}
window . SVGPathSegList . prototype . insertItemBefore = function ( newItem , index ) {
this . _checkPathSynchronizedToList ( ) ;
// Spec: If the index is greater than or equal to numberOfItems, then the new item is appended to the end of the list.
if ( index > this . numberOfItems )
index = this . numberOfItems ;
if ( newItem . _owningPathSegList ) {
// SVG2 spec says to make a copy.
newItem = newItem . clone ( ) ;
}
this . _list . splice ( index , 0 , newItem ) ;
newItem . _owningPathSegList = this ;
this . _writeListToPath ( ) ;
return newItem ;
}
window . SVGPathSegList . prototype . replaceItem = function ( newItem , index ) {
this . _checkPathSynchronizedToList ( ) ;
if ( newItem . _owningPathSegList ) {
// SVG2 spec says to make a copy.
newItem = newItem . clone ( ) ;
}
this . _checkValidIndex ( index ) ;
this . _list [ index ] = newItem ;
newItem . _owningPathSegList = this ;
this . _writeListToPath ( ) ;
return newItem ;
}
window . SVGPathSegList . prototype . removeItem = function ( index ) {
this . _checkPathSynchronizedToList ( ) ;
this . _checkValidIndex ( index ) ;
var item = this . _list [ index ] ;
this . _list . splice ( index , 1 ) ;
this . _writeListToPath ( ) ;
return item ;
}
window . SVGPathSegList . prototype . appendItem = function ( newItem ) {
this . _checkPathSynchronizedToList ( ) ;
if ( newItem . _owningPathSegList ) {
// SVG2 spec says to make a copy.
newItem = newItem . clone ( ) ;
}
this . _list . push ( newItem ) ;
newItem . _owningPathSegList = this ;
// TODO: Optimize this to just append to the existing attribute.
this . _writeListToPath ( ) ;
return newItem ;
}
window . SVGPathSegList . _pathSegArrayAsString = function ( pathSegArray ) {
var string = "" ;
var first = true ;
pathSegArray . forEach ( function ( pathSeg ) {
if ( first ) {
first = false ;
string += pathSeg . _asPathString ( ) ;
} else {
string += " " + pathSeg . _asPathString ( ) ;
}
} ) ;
return string ;
}
// This closely follows SVGPathParser::parsePath from Source/core/svg/SVGPathParser.cpp.
window . SVGPathSegList . prototype . _parsePath = function ( string ) {
if ( ! string || string . length == 0 )
return [ ] ;
var owningPathSegList = this ;
var Builder = function ( ) {
this . pathSegList = [ ] ;
}
Builder . prototype . appendSegment = function ( pathSeg ) {
this . pathSegList . push ( pathSeg ) ;
}
var Source = function ( string ) {
this . _string = string ;
this . _currentIndex = 0 ;
this . _endIndex = this . _string . length ;
this . _previousCommand = window . SVGPathSeg . PATHSEG _UNKNOWN ;
this . _skipOptionalSpaces ( ) ;
}
Source . prototype . _isCurrentSpace = function ( ) {
var character = this . _string [ this . _currentIndex ] ;
return character <= " " && ( character == " " || character == "\n" || character == "\t" || character == "\r" || character == "\f" ) ;
}
Source . prototype . _skipOptionalSpaces = function ( ) {
while ( this . _currentIndex < this . _endIndex && this . _isCurrentSpace ( ) )
this . _currentIndex ++ ;
return this . _currentIndex < this . _endIndex ;
}
Source . prototype . _skipOptionalSpacesOrDelimiter = function ( ) {
if ( this . _currentIndex < this . _endIndex && ! this . _isCurrentSpace ( ) && this . _string . charAt ( this . _currentIndex ) != "," )
return false ;
if ( this . _skipOptionalSpaces ( ) ) {
if ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) == "," ) {
this . _currentIndex ++ ;
this . _skipOptionalSpaces ( ) ;
}
}
return this . _currentIndex < this . _endIndex ;
}
Source . prototype . hasMoreData = function ( ) {
return this . _currentIndex < this . _endIndex ;
}
Source . prototype . peekSegmentType = function ( ) {
var lookahead = this . _string [ this . _currentIndex ] ;
return this . _pathSegTypeFromChar ( lookahead ) ;
}
Source . prototype . _pathSegTypeFromChar = function ( lookahead ) {
switch ( lookahead ) {
case "Z" :
case "z" :
return window . SVGPathSeg . PATHSEG _CLOSEPATH ;
case "M" :
return window . SVGPathSeg . PATHSEG _MOVETO _ABS ;
case "m" :
return window . SVGPathSeg . PATHSEG _MOVETO _REL ;
case "L" :
return window . SVGPathSeg . PATHSEG _LINETO _ABS ;
case "l" :
return window . SVGPathSeg . PATHSEG _LINETO _REL ;
case "C" :
return window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _ABS ;
case "c" :
return window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _REL ;
case "Q" :
return window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _ABS ;
case "q" :
return window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _REL ;
case "A" :
return window . SVGPathSeg . PATHSEG _ARC _ABS ;
case "a" :
return window . SVGPathSeg . PATHSEG _ARC _REL ;
case "H" :
return window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _ABS ;
case "h" :
return window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _REL ;
case "V" :
return window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _ABS ;
case "v" :
return window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _REL ;
case "S" :
return window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _ABS ;
case "s" :
return window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _REL ;
case "T" :
return window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _ABS ;
case "t" :
return window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _REL ;
default :
return window . SVGPathSeg . PATHSEG _UNKNOWN ;
}
}
Source . prototype . _nextCommandHelper = function ( lookahead , previousCommand ) {
// Check for remaining coordinates in the current command.
if ( ( lookahead == "+" || lookahead == "-" || lookahead == "." || ( lookahead >= "0" && lookahead <= "9" ) ) && previousCommand != window . SVGPathSeg . PATHSEG _CLOSEPATH ) {
if ( previousCommand == window . SVGPathSeg . PATHSEG _MOVETO _ABS )
return window . SVGPathSeg . PATHSEG _LINETO _ABS ;
if ( previousCommand == window . SVGPathSeg . PATHSEG _MOVETO _REL )
return window . SVGPathSeg . PATHSEG _LINETO _REL ;
return previousCommand ;
}
return window . SVGPathSeg . PATHSEG _UNKNOWN ;
}
Source . prototype . 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 == window . SVGPathSeg . PATHSEG _MOVETO _ABS || command == window . SVGPathSeg . PATHSEG _MOVETO _REL ;
}
// 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
Source . prototype . _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 . charAt ( this . _currentIndex ) == "+" )
this . _currentIndex ++ ;
else if ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) == "-" ) {
this . _currentIndex ++ ;
sign = - 1 ;
}
if ( this . _currentIndex == this . _endIndex || ( ( this . _string . charAt ( this . _currentIndex ) < "0" || this . _string . charAt ( this . _currentIndex ) > "9" ) && this . _string . charAt ( this . _currentIndex ) != "." ) )
// The first character of a number must be one of [0-9+-.].
return undefined ;
// Read the integer part, build right-to-left.
var startIntPartIndex = this . _currentIndex ;
while ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) >= "0" && this . _string . charAt ( this . _currentIndex ) <= "9" )
this . _currentIndex ++ ; // Advance to first non-digit.
if ( this . _currentIndex != startIntPartIndex ) {
var scanIntPartIndex = this . _currentIndex - 1 ;
var multiplier = 1 ;
while ( scanIntPartIndex >= startIntPartIndex ) {
integer += multiplier * ( this . _string . charAt ( scanIntPartIndex -- ) - "0" ) ;
multiplier *= 10 ;
}
}
// Read the decimals.
if ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) == "." ) {
this . _currentIndex ++ ;
// There must be a least one digit following the .
if ( this . _currentIndex >= this . _endIndex || this . _string . charAt ( this . _currentIndex ) < "0" || this . _string . charAt ( this . _currentIndex ) > "9" )
return undefined ;
while ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) >= "0" && this . _string . charAt ( this . _currentIndex ) <= "9" ) {
frac *= 10 ;
decimal += ( this . _string . charAt ( this . _currentIndex ) - "0" ) / frac ;
this . _currentIndex += 1 ;
}
}
// Read the exponent part.
if ( this . _currentIndex != startIndex && this . _currentIndex + 1 < this . _endIndex && ( this . _string . charAt ( this . _currentIndex ) == "e" || this . _string . charAt ( this . _currentIndex ) == "E" ) && ( this . _string . charAt ( this . _currentIndex + 1 ) != "x" && this . _string . charAt ( this . _currentIndex + 1 ) != "m" ) ) {
this . _currentIndex ++ ;
// Read the sign of the exponent.
if ( this . _string . charAt ( this . _currentIndex ) == "+" ) {
this . _currentIndex ++ ;
} else if ( this . _string . charAt ( this . _currentIndex ) == "-" ) {
this . _currentIndex ++ ;
expsign = - 1 ;
}
// There must be an exponent.
if ( this . _currentIndex >= this . _endIndex || this . _string . charAt ( this . _currentIndex ) < "0" || this . _string . charAt ( this . _currentIndex ) > "9" )
return undefined ;
while ( this . _currentIndex < this . _endIndex && this . _string . charAt ( this . _currentIndex ) >= "0" && this . _string . charAt ( this . _currentIndex ) <= "9" ) {
exponent *= 10 ;
exponent += ( this . _string . charAt ( this . _currentIndex ) - "0" ) ;
this . _currentIndex ++ ;
}
}
var number = integer + decimal ;
number *= sign ;
if ( exponent )
number *= Math . pow ( 10 , expsign * exponent ) ;
if ( startIndex == this . _currentIndex )
return undefined ;
this . _skipOptionalSpacesOrDelimiter ( ) ;
return number ;
}
Source . prototype . _parseArcFlag = function ( ) {
if ( this . _currentIndex >= this . _endIndex )
return undefined ;
var flag = false ;
var flagChar = this . _string . charAt ( this . _currentIndex ++ ) ;
if ( flagChar == "0" )
flag = false ;
else if ( flagChar == "1" )
flag = true ;
else
return undefined ;
this . _skipOptionalSpacesOrDelimiter ( ) ;
return flag ;
}
Source . prototype . parseSegment = function ( ) {
var lookahead = this . _string [ this . _currentIndex ] ;
var command = this . _pathSegTypeFromChar ( lookahead ) ;
if ( command == window . SVGPathSeg . PATHSEG _UNKNOWN ) {
// Possibly an implicit command. Not allowed if this is the first command.
if ( this . _previousCommand == window . SVGPathSeg . PATHSEG _UNKNOWN )
return null ;
command = this . _nextCommandHelper ( lookahead , this . _previousCommand ) ;
if ( command == window . SVGPathSeg . PATHSEG _UNKNOWN )
return null ;
} else {
this . _currentIndex ++ ;
}
this . _previousCommand = command ;
switch ( command ) {
case window . SVGPathSeg . PATHSEG _MOVETO _REL :
return new window . SVGPathSegMovetoRel ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _MOVETO _ABS :
return new window . SVGPathSegMovetoAbs ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _REL :
return new window . SVGPathSegLinetoRel ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _ABS :
return new window . SVGPathSegLinetoAbs ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _REL :
return new window . SVGPathSegLinetoHorizontalRel ( owningPathSegList , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _HORIZONTAL _ABS :
return new window . SVGPathSegLinetoHorizontalAbs ( owningPathSegList , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _REL :
return new window . SVGPathSegLinetoVerticalRel ( owningPathSegList , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _LINETO _VERTICAL _ABS :
return new window . SVGPathSegLinetoVerticalAbs ( owningPathSegList , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _CLOSEPATH :
this . _skipOptionalSpaces ( ) ;
return new window . SVGPathSegClosePath ( owningPathSegList ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _REL :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , x2 : this . _parseNumber ( ) , y2 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoCubicRel ( owningPathSegList , points . x , points . y , points . x1 , points . y1 , points . x2 , points . y2 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _ABS :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , x2 : this . _parseNumber ( ) , y2 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoCubicAbs ( owningPathSegList , points . x , points . y , points . x1 , points . y1 , points . x2 , points . y2 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _REL :
var points = { x2 : this . _parseNumber ( ) , y2 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoCubicSmoothRel ( owningPathSegList , points . x , points . y , points . x2 , points . y2 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _CUBIC _SMOOTH _ABS :
var points = { x2 : this . _parseNumber ( ) , y2 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoCubicSmoothAbs ( owningPathSegList , points . x , points . y , points . x2 , points . y2 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _REL :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoQuadraticRel ( owningPathSegList , points . x , points . y , points . x1 , points . y1 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _ABS :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegCurvetoQuadraticAbs ( owningPathSegList , points . x , points . y , points . x1 , points . y1 ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _REL :
return new window . SVGPathSegCurvetoQuadraticSmoothRel ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _CURVETO _QUADRATIC _SMOOTH _ABS :
return new window . SVGPathSegCurvetoQuadraticSmoothAbs ( owningPathSegList , this . _parseNumber ( ) , this . _parseNumber ( ) ) ;
case window . SVGPathSeg . PATHSEG _ARC _REL :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , arcAngle : this . _parseNumber ( ) , arcLarge : this . _parseArcFlag ( ) , arcSweep : this . _parseArcFlag ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegArcRel ( owningPathSegList , points . x , points . y , points . x1 , points . y1 , points . arcAngle , points . arcLarge , points . arcSweep ) ;
case window . SVGPathSeg . PATHSEG _ARC _ABS :
var points = { x1 : this . _parseNumber ( ) , y1 : this . _parseNumber ( ) , arcAngle : this . _parseNumber ( ) , arcLarge : this . _parseArcFlag ( ) , arcSweep : this . _parseArcFlag ( ) , x : this . _parseNumber ( ) , y : this . _parseNumber ( ) } ;
return new window . SVGPathSegArcAbs ( owningPathSegList , points . x , points . y , points . x1 , points . y1 , points . arcAngle , points . arcLarge , points . arcSweep ) ;
default :
throw "Unknown path seg type."
}
}
var builder = new Builder ( ) ;
var source = new Source ( string ) ;
if ( ! source . initialCommandIsMoveTo ( ) )
return [ ] ;
while ( source . hasMoreData ( ) ) {
var pathSeg = source . parseSegment ( ) ;
if ( ! pathSeg )
return [ ] ;
builder . appendSegment ( pathSeg ) ;
}
return builder . pathSegList ;
}
}
} ( ) ) ;
/* jshint ignore:end */
Gökhan Özen
8 years ago
