DashStyle
Specifies the style of dashed lines drawn with a Pen object.
Custom = 5
Specifies a user-defined custom dash style.
Dash = 1
Specifies a line consisting of dashes.
DashDot = 3
Specifies a line consisting of a repeating pattern of dash-dot.
DashDotDot = 4
Specifies a line consisting of a repeating pattern of dash-dot-dot.
Dot = 2
Specifies a line consisting of dots.
Solid = 0
Specifies a solid line.