R language R native and ggplot2 set line type, width (thickness), color function, ggplot2 manual custom setting line type, thickness, color function (line types, thickness, colour)
R language custom R native drawing function and line type, line width (thickness), line color in ggplot2 package, R native and ggplot2 set line type, width (thickness), color function, ggplot2 manual custom setting line type, thickness, color function