mxXmlCanvas2D.prototype.setAlpha=function(a){if(this.compressed){if(this.state.alpha==a)return;mxAbstractCanvas2D.prototype.setAlpha.apply(this,arguments)}var b=this.createElement("alpha");b.setAttribute("alpha",this.format(a));this.root.appendChild(b)};mxXmlCanvas2D.prototype.setFillAlpha=function(a){if(this.compressed){if(this.state.fillAlpha==a)return;mxAbstractCanvas2D.prototype.setFillAlpha.apply(this,arguments)}var b=this.createElement("fillalpha");b.setAttribute("alpha",this.format(a));this.root.appendChild(b)};