The TsgLines class provides drawing dotted lines

TsgLines = class

Unit

SGLines

Description

Class TsgLines is made for LineType <> solid. It parses Lines, Polylines, Splines, Arcs, etc. and keeps coordinates for each line or dot in it.

If a line has got pattern __   .  .  .  then after calling TsgLines.Line(Pt1, Pt2, DottedSingPts) it will return coordinates of one line and threee dots, after one line and three dots again and so on. Dot specified as two points with identical coordinates.