Sets the colour used for stroking (G, RG, K, or CS and SC/SCN).
G
RG
K
CS
SC
SCN
public void SetStrokeColor(PdfColor color)
The colour, as for SetFillColor(PdfColor).
ISO 32000-2 §8.6.8, Table 73. As SetFillColor(PdfColor), for the stroking colour.