if ( ( (ColorDefinition) _ifBackground ).isSetTransparency( ) ) { cdf.setTransparency( ( (ColorDefinition) _ifBackground ).getTransparency( ) ); }
	public void setBrightness( double value )	{		dBrightness = value;		if ( _ifBackground instanceof ColorDefinition )		{			ColorDefinition cdf = ColorDefinitionImpl.copyInstance( (ColorDefinition) _ifBackground );			cdf.set( (int) ( cdf.getRed( ) * dBrightness ),					(int) ( cdf.getGreen( ) * dBrightness ),					(int) ( cdf.getBlue( ) * dBrightness ) );			runtimeBackground = cdf;		}	}