PdfLineCap Enum
The line cap style shall specify the shape that shall be used at the ends of open subpaths (and dashes, if any) when they are stroked.
Fields
| Butt | Butt cap. The stroke shall be squared off at the endpoint of the path. There shall be no projection beyond the end of the path. |
| Round | Round cap. A semicircular arc with a diameter equal to the line width shall be drawn around the endpoint and shall be filled in. |
| Square | Projecting square cap. The stroke shall continue beyond the endpoint of the path for a distance equal to half the line width and shall be squared off. |