func (gc *GraphicContext) SetStrokeColor(c color.Color) {
	gc.StackGraphicContext.SetStrokeColor(c)
	gc.pdf.SetDrawColor(rgb(c))
}
func (gc *GraphicContext) SetStrokeColor(c color.Color) {
	gc.StackGraphicContext.SetStrokeColor(c)
	gc.pdf.SetDrawColor(rgb(c))
}
func ( gc * GraphicContext ) SetStrokeColor ( c color . Color ) { gc . StackGraphicContext . SetStrokeColor ( c ) gc . pdf . SetDrawColor ( rgb ( c ) ) }
// overwrite StackGraphicContext methods
// SetStrokeColor sets the stroke color
overwrite StackGraphicContext methods SetStrokeColor sets the stroke color