From: Ulrich-Matthias Schäfer <ulima.ums@googlemail.com>
Date: Tue, 25 Jul 2017 12:52:13 +0000 (+0200)
Subject: fix bug where defs returns nothing
X-Git-Tag: 3.0.0~74
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=ecea84ea3ae7f9986144c4fbd70994cfb9925654;p=svg.js.git

fix bug where defs returns nothing
---

diff --git a/dist/svg.js b/dist/svg.js
index 970c7ac..cf96f95 100644
--- a/dist/svg.js
+++ b/dist/svg.js
@@ -6,7 +6,7 @@
 * @copyright Wout Fierens <wout@mick-wout.com>
 * @license MIT
 *
-* BUILT: Tue Jul 25 2017 14:19:37 GMT+0200 (Mitteleuropäische Sommerzeit)
+* BUILT: Tue Jul 25 2017 14:37:43 GMT+0200 (Mitteleuropäische Sommerzeit)
 */;
 (function(root, factory) {
   /* istanbul ignore next */
@@ -3646,7 +3646,7 @@ SVG.Doc = SVG.invent({
     }
     // Creates and returns defs element
   , defs: function() {
-      return (this.node.getElementsByTagName('defs')[0] || this.put(new SVG.Defs).node).instance
+      return SVG.adopt(this.node.getElementsByTagName('defs')[0]) || this.put(new SVG.Defs())
     }
     // custom parent method
   , parent: function() {
diff --git a/dist/svg.min.js b/dist/svg.min.js
index b0dc569..3a7f2fc 100644
--- a/dist/svg.min.js
+++ b/dist/svg.min.js
@@ -1,2 +1,2 @@
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-return this}}),M.extend(M.Element,{transform:function(t,e){var n,i,r=this;if("object"!=typeof t)return n=new M.Matrix(r).extract(),"string"==typeof t?n[t]:n;if(n=new M.Matrix(r),e=!!e||!!t.relative,null!=t.a)n=e?n.multiply(new M.Matrix(t)):new M.Matrix(t);else if(null!=t.rotation)y(t,r),n=e?n.rotate(t.rotation,t.cx,t.cy):n.rotate(t.rotation-n.extract().rotation,t.cx,t.cy);else if(null!=t.scale||null!=t.scaleX||null!=t.scaleY){if(y(t,r),t.scaleX=null!=t.scale?t.scale:null!=t.scaleX?t.scaleX:1,t.scaleY=null!=t.scale?t.scale:null!=t.scaleY?t.scaleY:1,!e){var s=n.extract();t.scaleX=1*t.scaleX/s.scaleX,t.scaleY=1*t.scaleY/s.scaleY}n=n.scale(t.scaleX,t.scaleY,t.cx,t.cy)}else if(null!=t.skew||null!=t.skewX||null!=t.skewY){if(y(t,r),t.skewX=null!=t.skew?t.skew:null!=t.skewX?t.skewX:0,t.skewY=null!=t.skew?t.skew:null!=t.skewY?t.skewY:0,!e){var s=n.extract();n=n.multiply((new M.Matrix).skew(s.skewX,s.skewY,t.cx,t.cy).inverse())}n=n.skew(t.skewX,t.skewY,t.cx,t.cy)}else t.flip?("x"==t.flip||"y"==t.flip?t.offset=null==t.offset?r.bbox()["c"+t.flip]:t.offset:null==t.offset?(i=r.bbox(),t.flip=i.cx,t.offset=i.cy):t.flip=t.offset,n=(new M.Matrix).flip(t.flip,t.offset)):null==t.x&&null==t.y||(e?n=n.translate(t.x,t.y):(null!=t.x&&(n.e=t.x),null!=t.y&&(n.f=t.y)));return this.attr("transform",n)}}),M.extend(M.FX,{transform:function(t,e){var n,i,r=this.target();return"object"!=typeof t?(n=new M.Matrix(r).extract(),"string"==typeof t?n[t]:n):(e=!!e||!!t.relative,null!=t.a?n=new M.Matrix(t):null!=t.rotation?(y(t,r),n=new M.Rotate(t.rotation,t.cx,t.cy)):null!=t.scale||null!=t.scaleX||null!=t.scaleY?(y(t,r),t.scaleX=null!=t.scale?t.scale:null!=t.scaleX?t.scaleX:1,t.scaleY=null!=t.scale?t.scale:null!=t.scaleY?t.scaleY:1,n=new M.Scale(t.scaleX,t.scaleY,t.cx,t.cy)):null!=t.skewX||null!=t.skewY?(y(t,r),t.skewX=null!=t.skewX?t.skewX:0,t.skewY=null!=t.skewY?t.skewY:0,n=new M.Skew(t.skewX,t.skewY,t.cx,t.cy)):t.flip?("x"==t.flip||"y"==t.flip?t.offset=null==t.offset?r.bbox()["c"+t.flip]:t.offset:null==t.offset?(i=r.bbox(),t.flip=i.cx,t.offset=i.cy):t.flip=t.offset,n=(new M.Matrix).flip(t.flip,t.offset)):null==t.x&&null==t.y||(n=new M.Translate(t.x,t.y)),n?(n.relative=e,this.last().transforms.push(n),this._callStart()):this)}}),M.extend(M.Element,{untransform:function(){return this.attr("transform",null)},matrixify:function(){return(this.attr("transform")||"").split(M.regex.transforms).slice(0,-1).map(function(t){var e=t.trim().split("(");return[e[0],e[1].split(M.regex.delimiter).map(function(t){return parseFloat(t)})]}).reduce(function(t,e){return"matrix"==e[0]?t.multiply(x(e[1])):t[e[0]].apply(t,e[1])},new M.Matrix)},toParent:function(t){if(this==t)return this;var e=this.screenCTM(),n=t.screenCTM().inverse();return this.addTo(t).untransform().transform(n.multiply(e)),this},toDoc:function(){return this.toParent(this.doc())}}),M.Transformation=M.invent({create:function(t,e){if(arguments.length>1&&"boolean"!=typeof e)return this.constructor.call(this,[].slice.call(arguments));if(Array.isArray(t))for(var n=0,i=this.arguments.length;n<i;++n)this[this.arguments[n]]=t[n];else if("object"==typeof t)for(var n=0,i=this.arguments.length;n<i;++n)this[this.arguments[n]]=t[this.arguments[n]];this.inversed=!1,!0===e&&(this.inversed=!0)},extend:{arguments:[],method:"",at:function(t){for(var e=[],n=0,i=this.arguments.length;n<i;++n)e.push(this[this.arguments[n]]);var r=this._undo||new M.Matrix;return r=(new M.Matrix).morph(M.Matrix.prototype[this.method].apply(r,e)).at(t),this.inversed?r.inverse():r},undo:function(t){for(var e=0,n=this.arguments.length;e<n;++e)t[this.arguments[e]]=void 0===this[this.arguments[e]]?0:t[this.arguments[e]];return t.cx=this.cx,t.cy=this.cy,this._undo=new(M[l(this.method)])(t,!0).at(1),this}}}),M.Translate=M.invent({parent:M.Matrix,inherit:M.Transformation,create:function(t,e){this.constructor.apply(this,[].slice.call(arguments))},extend:{arguments:["transformedX","transformedY"],method:"translate"}}),M.Rotate=M.invent({parent:M.Matrix,inherit:M.Transformation,create:function(t,e){this.constructor.apply(this,[].slice.call(arguments))},extend:{arguments:["rotation","cx","cy"],method:"rotate",at:function(t){var e=(new M.Matrix).rotate((new M.Number).morph(this.rotation-(this._undo?this._undo.rotation:0)).at(t),this.cx,this.cy);return this.inversed?e.inverse():e},undo:function(t){return this._undo=t,this}}}),M.Scale=M.invent({parent:M.Matrix,inherit:M.Transformation,create:function(t,e){this.constructor.apply(this,[].slice.call(arguments))},extend:{arguments:["scaleX","scaleY","cx","cy"],method:"scale"}}),M.Skew=M.invent({parent:M.Matrix,inherit:M.Transformation,create:function(t,e){this.constructor.apply(this,[].slice.call(arguments))},extend:{arguments:["skewX","skewY","cx","cy"],method:"skew"}}),M.extend(M.Element,{css:function(t,e){var n,i,r={};if(0==arguments.length)return this.node.style.cssText.split(/\s*;\s*/).filter(function(t){return!!t.length}).forEach(function(t){n=t.split(/\s*:\s*/),r[n[0]]=n[1]}),r;if(arguments.length<2){if(Array.isArray(t)){for(i=t.length;i--;)r[u(t[i])]=this.node.style[u(t[i])];return r}if("string"==typeof t)return this.node.style[u(t)];if("object"==typeof t)for(i in t)this.node.style[u(i)]=null==t[i]||M.regex.isBlank.test(t[i])?"":t[i]}return 2==arguments.length&&(this.node.style[u(t)]=null==e||M.regex.isBlank.test(e)?"":e),this}}),M.Parent=M.invent({create:function(t){this.constructor.call(this,t)},inherit:M.Element,extend:{children:function(){return M.utils.map(this.node.children,function(t){return M.adopt(t)})},add:function(t,e){return t=n(t),null==e?this.node.appendChild(t.node):t.node!=this.node.children[e]&&this.node.insertBefore(t.node,this.node.children[e]),this},put:function(t,e){return this.add(t,e),t.instance||t},has:function(t){return this.index(t)>=0},index:function(t){return[].slice.call(this.node.children).indexOf(t.node)},get:function(t){return M.adopt(this.node.children[t])},first:function(){return this.get(0)},last:function(){return this.get(this.node.children.length-1)},each:function(t,e){var n,i,r=this.children();for(n=0,i=r.length;n<i;n++)r[n]instanceof M.Element&&t.apply(r[n],[n,r]),e&&r[n]instanceof M.Parent&&r[n].each(t,e);return this},removeElement:function(t){return this.node.removeChild(t.node),this},clear:function(){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return delete this._defs,this}}}),M.extend(M.Parent,{flatten:function(t){return this instanceof M.Defs?this:(t=t||(this instanceof M.Doc?this:this.parent(M.Parent)),this.each(function(){return this instanceof M.Defs?this:this instanceof M.Parent?this.flatten(t):this.toParent(t)}),this.node.firstElementChild||this.remove(),this)}}),M.Container=M.invent({create:function(t){this.constructor.call(this,t)},inherit:M.Parent}),["click","dblclick","mousedown","mouseup","mouseover","mouseout","mousemove","touchstart","touchmove","touchleave","touchend","touchcancel"].forEach(function(t){M.Element.prototype[t]=function(e){return M.on(this.node,t,e),this}}),M.listeners=[],M.handlerMap=[],M.listenerId=0,M.on=function(t,e,n,i,r){var s=n.bind(i||t.instance||t),a=(M.handlerMap.indexOf(t)+1||M.handlerMap.push(t))-1,o=e.split(".")[0],h=e.split(".")[1]||"*";M.listeners[a]=M.listeners[a]||{},M.listeners[a][o]=M.listeners[a][o]||{},M.listeners[a][o][h]=M.listeners[a][o][h]||{},n._svgjsListenerId||(n._svgjsListenerId=++M.listenerId),M.listeners[a][o][h][n._svgjsListenerId]=s,t.addEventListener(o,s,r||!1)},M.off=function(t,e,n){var i=M.handlerMap.indexOf(t),r=e&&e.split(".")[0],s=e&&e.split(".")[1],a="";if(-1!=i)if(n){if("function"==typeof n&&(n=n._svgjsListenerId),!n)return;M.listeners[i][r]&&M.listeners[i][r][s||"*"]&&(t.removeEventListener(r,M.listeners[i][r][s||"*"][n],!1),delete M.listeners[i][r][s||"*"][n])}else if(s&&r){if(M.listeners[i][r]&&M.listeners[i][r][s]){for(n in M.listeners[i][r][s])M.off(t,[r,s].join("."),n);delete M.listeners[i][r][s]}}else if(s)for(e in M.listeners[i])for(a in M.listeners[i][e])s===a&&M.off(t,[e,s].join("."));else if(r){if(M.listeners[i][r]){for(a in M.listeners[i][r])M.off(t,[r,a].join("."));delete M.listeners[i][r]}}else{for(e in M.listeners[i])M.off(t,e);delete M.listeners[i],delete M.handlerMap[i]}},M.extend(M.Element,{on:function(t,e,n,i){return M.on(this.node,t,e,n,i),this},off:function(t,e){return M.off(this.node,t,e),this},fire:function(e,n){return e instanceof t.Event?this.node.dispatchEvent(e):this.node.dispatchEvent(e=new t.CustomEvent(e,{detail:n,cancelable:!0})),this._event=e,this},event:function(){return this._event}}),M.Defs=M.invent({create:"defs",inherit:M.Container}),M.G=M.invent({create:"g",inherit:M.Container,extend:{x:function(t){return null==t?this.transform("x"):this.transform({x:t-this.x()},!0)},y:function(t){return null==t?this.transform("y"):this.transform({y:t-this.y()},!0)},cx:function(t){return null==t?this.gbox().cx:this.x(t-this.gbox().width/2)},cy:function(t){return null==t?this.gbox().cy:this.y(t-this.gbox().height/2)},gbox:function(){var t=this.bbox(),e=this.transform();return t.x+=e.x,t.x2+=e.x,t.cx+=e.x,t.y+=e.y,t.y2+=e.y,t.cy+=e.y,t}},construct:{group:function(){return this.put(new M.G)}}}),M.extend(M.Element,{siblings:function(){return this.parent().children()},position:function(){return this.parent().index(this)},next:function(){return this.siblings()[this.position()+1]},prev:function(){return this.siblings()[this.position()-1]},forward:function(){var t=this.position()+1,e=this.parent();return e.removeElement(this).add(this,t),e instanceof M.Doc&&e.node.appendChild(e.defs().node),this},backward:function(){var t=this.position();return t>0&&this.parent().removeElement(this).add(this,t-1),this},front:function(){var t=this.parent();return t.node.appendChild(this.node),t instanceof M.Doc&&t.node.appendChild(t.defs().node),this},back:function(){return this.position()>0&&this.parent().removeElement(this).add(this,0),this},before:function(t){t.remove();var e=this.position();return this.parent().add(t,e),this},after:function(t){t.remove();var e=this.position();return this.parent().add(t,e+1),this}}),M.Mask=M.invent({create:"mask",inherit:M.Container,extend:{remove:function(){return this.targets().forEach(function(t){t.unmask()}),M.Element.prototype.remove.call(this)},targets:function(){return M.select('svg [mask*="'+this.id()+'"]')}},construct:{mask:function(){return this.defs().put(new M.Mask)}}}),M.extend(M.Element,{maskWith:function(t){var e=t instanceof M.Mask?t:this.parent().mask().add(t);return this.attr("mask",'url("#'+e.id()+'")')},unmask:function(){return this.attr("mask",null)},masker:function(){return this.reference("mask")}}),M.ClipPath=M.invent({create:"clipPath",inherit:M.Container,extend:{remove:function(){return this.targets().forEach(function(t){t.unclip()}),M.Element.prototype.remove.call(this)},targets:function(){return M.select('svg [clip-path*="'+this.id()+'"]')}},construct:{clip:function(){return this.defs().put(new M.ClipPath)}}}),M.extend(M.Element,{clipWith:function(t){var e=t instanceof M.ClipPath?t:this.parent().clip().add(t);return this.attr("clip-path",'url("#'+e.id()+'")')},unclip:function(){return this.attr("clip-path",null)},clipper:function(){return this.reference("clip-path")}}),M.Gradient=M.invent({create:function(t){this.constructor.call(this,"object"==typeof t?t:M.create(t+"Gradient"))},inherit:M.Container,extend:{stop:function(t,e,n){return this.put(new M.Stop).update(t,e,n)},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},url:function(){return"url(#"+this.id()+")"},toString:function(){return this.url()},attr:function(t,e,n){return"transform"==t&&(t="gradientTransform"),M.Container.prototype.attr.call(this,t,e,n)}},construct:{gradient:function(t,e){return this.defs().gradient(t,e)}}}),M.extend([M.Gradient,M.FX],{from:function(t,e){return"radialGradient"==(this._target||this).type?this.attr({fx:new M.Number(t),fy:new M.Number(e)}):this.attr({x1:new M.Number(t),y1:new M.Number(e)})},to:function(t,e){return"radialGradient"==(this._target||this).type?this.attr({cx:new M.Number(t),cy:new M.Number(e)}):this.attr({x2:new M.Number(t),y2:new M.Number(e)})}}),M.extend(M.Defs,{gradient:function(t,e){return this.put(new M.Gradient(t)).update(e)}}),M.Stop=M.invent({create:"stop",inherit:M.Element,extend:{update:function(t){return("number"==typeof t||t instanceof M.Number)&&(t={offset:arguments[0],color:arguments[1],opacity:arguments[2]}),null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new M.Number(t.offset)),this}}}),M.Pattern=M.invent({create:"pattern",inherit:M.Container,extend:{url:function(){return"url(#"+this.id()+")"},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},toString:function(){return this.url()},attr:function(t,e,n){return"transform"==t&&(t="patternTransform"),M.Container.prototype.attr.call(this,t,e,n)}},construct:{pattern:function(t,e,n){return this.defs().pattern(t,e,n)}}}),M.extend(M.Defs,{pattern:function(t,e,n){return this.put(new M.Pattern).update(n).attr({x:0,y:0,width:t,height:e,patternUnits:"userSpaceOnUse"})}}),M.Doc=M.invent({create:function(t){this.constructor.call(this,t||M.create("svg")),this.namespace().defs()},inherit:M.Container,extend:{namespace:function(){return this.attr({xmlns:M.ns,version:"1.1"}).attr("xmlns:xlink",M.xlink,M.xmlns).attr("xmlns:svgjs",M.svgjs,M.xmlns)},defs:function(){return(this.node.getElementsByTagName("defs")[0]||this.put(new M.Defs).node).instance},parent:function(){return"#document"==this.node.parentNode.nodeName?null:this.node.parentNode},remove:function(){return this.parent()&&this.parent().removeChild(this.node),this},clear:function(){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this},toNested:function(){var t=M.create("svg");return this.node.instance=null,t.appendChild(this.node),M.adopt(this.node)}}}),M.Shape=M.invent({create:function(t){this.constructor.call(this,t)},inherit:M.Element}),M.Bare=M.invent({create:function(t,e){if(this.constructor.call(this,M.create(t)),e)for(var n in e.prototype)"function"==typeof e.prototype[n]&&(this[n]=e.prototype[n])},inherit:M.Element,extend:{words:function(t){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this.node.appendChild(e.createTextNode(t)),this}}}),M.extend(M.Parent,{element:function(t,e){return this.put(new M.Bare(t,e))}}),M.Symbol=M.invent({create:"symbol",inherit:M.Container,construct:{symbol:function(){return this.put(new M.Symbol)}}}),M.Use=M.invent({create:"use",inherit:M.Shape,extend:{element:function(t,e){return this.attr("href",(e||"")+"#"+t,M.xlink)}},construct:{use:function(t,e){return this.put(new M.Use).element(t,e)}}}),M.Rect=M.invent({create:"rect",inherit:M.Shape,construct:{rect:function(t,e){return this.put(new M.Rect).size(t,e)}}}),M.Circle=M.invent({create:"circle",inherit:M.Shape,construct:{circle:function(t){return this.put(new M.Circle).rx(new M.Number(t).divide(2)).move(0,0)}}}),M.extend([M.Circle,M.FX],{rx:function(t){return this.attr("r",t)},ry:function(t){return this.rx(t)}}),M.Ellipse=M.invent({create:"ellipse",inherit:M.Shape,construct:{ellipse:function(t,e){return this.put(new M.Ellipse).size(t,e).move(0,0)}}}),M.extend([M.Ellipse,M.Rect,M.FX],{rx:function(t){return this.attr("rx",t)},ry:function(t){return this.attr("ry",t)}}),M.extend([M.Circle,M.Ellipse],{x:function(t){return null==t?this.cx()-this.rx():this.cx(t+this.rx())},y:function(t){return null==t?this.cy()-this.ry():this.cy(t+this.ry())},cx:function(t){return null==t?this.attr("cx"):this.attr("cx",t)},cy:function(t){return null==t?this.attr("cy"):this.attr("cy",t)},width:function(t){return null==t?2*this.rx():this.rx(new M.Number(t).divide(2))},height:function(t){return null==t?2*this.ry():this.ry(new M.Number(t).divide(2))},size:function(t,e){var n=d(this,t,e);return this.rx(new M.Number(n.width).divide(2)).ry(new M.Number(n.height).divide(2))}}),M.Line=M.invent({create:"line",inherit:M.Shape,extend:{array:function(){return new M.PointArray([[this.attr("x1"),this.attr("y1")],[this.attr("x2"),this.attr("y2")]])},plot:function(t,e,n,i){return null==t?this.array():(t=void 0!==e?{x1:t,y1:e,x2:n,y2:i}:new M.PointArray(t).toLine(),this.attr(t))},move:function(t,e){return this.attr(this.array().move(t,e).toLine())},size:function(t,e){var n=d(this,t,e);return this.attr(this.array().size(n.width,n.height).toLine())}},construct:{line:function(t,e,n,i){return M.Line.prototype.plot.apply(this.put(new M.Line),null!=t?[t,e,n,i]:[0,0,0,0])}}}),M.Polyline=M.invent({create:"polyline",inherit:M.Shape,construct:{polyline:function(t){return this.put(new M.Polyline).plot(t||new M.PointArray)}}}),M.Polygon=M.invent({create:"polygon",inherit:M.Shape,construct:{polygon:function(t){return this.put(new M.Polygon).plot(t||new M.PointArray)}}}),M.extend([M.Polyline,M.Polygon],{array:function(){return this._array||(this._array=new M.PointArray(this.attr("points")))},plot:function(t){return null==t?this.array():this.clear().attr("points","string"==typeof t?t:this._array=new M.PointArray(t))},clear:function(){return delete this._array,this},move:function(t,e){return this.attr("points",this.array().move(t,e))},size:function(t,e){var n=d(this,t,e);return this.attr("points",this.array().size(n.width,n.height))}}),M.extend([M.Line,M.Polyline,M.Polygon],{morphArray:M.PointArray,x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},width:function(t){var e=this.bbox();return null==t?e.width:this.size(t,e.height)},height:function(t){var e=this.bbox();return 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instanceof M.FX?0:this.y()),!0)},dmove:function(t,e){return this.dx(t).dy(e)}}),M.extend([M.Rect,M.Ellipse,M.Circle,M.Gradient,M.FX],{radius:function(t,e){var n=(this._target||this).type;return"radialGradient"==n||"radialGradient"==n?this.attr("r",new M.Number(t)):this.rx(t).ry(null==e?t:e)}}),M.extend(M.Path,{length:function(){return this.node.getTotalLength()},pointAt:function(t){return new M.Point(this.node.getPointAtLength(t))}}),M.extend([M.Parent,M.Text,M.Tspan,M.FX],{font:function(t,e){if("object"==typeof t)for(e in t)this.font(e,t[e]);return"leading"==t?this.leading(e):"anchor"==t?this.attr("text-anchor",e):"size"==t||"family"==t||"weight"==t||"stretch"==t||"variant"==t||"style"==t?this.attr("font-"+t,e):this.attr(t,e)}}),M.extend(M.Element,{data:function(t,e,n){if("object"==typeof t)for(e in t)this.data(e,t[e]);else if(arguments.length<2)try{return JSON.parse(this.attr("data-"+t))}catch(e){return this.attr("data-"+t)}else 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e=[0,0,0,0];t="string"==typeof t?t.split(M.regex.delimiter).map(parseFloat):Array.isArray(t)?t:"object"==typeof t?[null!=t.left?t.left:t.x,null!=t.top?t.top:t.y,t.width,t.height]:4==arguments.length?[].slice.call(arguments):e,this.x=t[0],this.y=t[1],this.width=t[2],this.height=t[3],w(this)},extend:{merge:function(t){var e=Math.min(this.x,t.x),n=Math.min(this.y,t.y);return new M.Box(e,n,Math.max(this.x+this.width,t.x+t.width)-e,Math.max(this.y+this.height,t.y+t.height)-n)},transform:function(t){var e=1/0,n=-1/0,i=1/0,r=-1/0;return[new M.Point(this.x,this.y),new M.Point(this.x2,this.y),new M.Point(this.x,this.y2),new M.Point(this.x2,this.y2)].forEach(function(s){s=s.transform(t),e=Math.min(e,s.x),n=Math.max(n,s.x),i=Math.min(i,s.y),r=Math.max(r,s.y)}),new M.Box(e,i,n-e,r-i)},addOffset:function(){return this.x+=t.pageXOffset,this.y+=t.pageYOffset,this},toString:function(){return this.x+" "+this.y+" "+this.width+" "+this.height},morph:function(t,e,n,i){return this.destination=new M.Box(t,e,n,i),this},at:function(t){return this.destination?new M.Box(this.x+(this.destination.x-this.x)*t,this.y+(this.destination.y-this.y)*t,this.width+(this.destination.width-this.width)*t,this.height+(this.destination.height-this.height)*t):this}},parent:M.Element,construct:{bbox:function(){var t;try{if(t=this.node.getBBox(),i(t)&&!r(this.node))throw new Exception("Element not in the dom")}catch(n){try{var e=this.clone(M.parser().svg).show();t=e.node.getBBox(),e.remove()}catch(t){console.warn("Getting a bounding box of this element is not possible")}}return new M.Box(t)},rbox:function(t){try{var e=new M.Box(this.node.getBoundingClientRect());return t?e.transform(t.screenCTM().inverse()):e.addOffset()}catch(t){return new M.Box}}}}),M.extend([M.Doc,M.Nested,M.Symbol,M.Image,M.Pattern,M.Marker,M.ForeignObject,M.View],{viewbox:function(t,e,n,i){return null==t?new M.Box(this.attr("viewBox")):this.attr("viewBox",new M.Box(t,e,n,i))}}),M.parser=function(){var t;return M.parser.nodes.svg.node.parentNode||(t=e.body||e.documentElement,M.parser.nodes.svg.addTo(t)),M.parser.nodes},M.parser.nodes={svg:(new M.Nested).size(2,0).css({opacity:0,position:"absolute",left:"-100%",top:"-100%",overflow:"hidden"})},M.parser.nodes.path=M.parser.nodes.svg.path().node,M});
\ No newline at end of file
diff --git a/src/doc.js b/src/doc.js
index d5bc30e..7cdd6be 100644
--- a/src/doc.js
+++ b/src/doc.js
@@ -21,7 +21,7 @@ SVG.Doc = SVG.invent({
     }
     // Creates and returns defs element
   , defs: function() {
-      return (this.node.getElementsByTagName('defs')[0] || this.put(new SVG.Defs).node).instance
+      return SVG.adopt(this.node.getElementsByTagName('defs')[0]) || this.put(new SVG.Defs())
     }
     // custom parent method
   , parent: function() {