public void Configure(SourceMap sourceMap, TransparencyIfc transparencyIfc) { this.transparencyIfc = transparencyIfc; if (this.sourceMap != null) { this.sourceMap.transparencyOptions.transparencyOptionsChangedEvent -= new TransparencyOptionsChangedDelegate(this.TransparencyChangedHandler); } this.sourceMap = sourceMap; if (this.sourceMap != null) { this.sourceMap.transparencyOptions.transparencyOptionsChangedEvent += new TransparencyOptionsChangedDelegate(this.TransparencyChangedHandler); } this.update(); }