Draw polygonal line with a user coordinates system.
| Call | DclDrawLine | (X, y, [type], [index], [icolor]) |
| X, y | < R (:) > | Coordinates value of a broken line (A user coordinates system). |
| Type | < I > | line type of a broken line. |
| Index | < I > | line index of a broken line. |
| icolor | <I> | Color Information (Packed RGB) |