private String EndCapToString(Pen pen)
{
if (pen.EndCap != LineCap.Custom)
{
return("");
}
ArrowStyle style = Hacks.GetLineCap(pen.CustomEndCap);
switch (style)
{
case ArrowStyle.TinyArrow:
case ArrowStyle.BigArrow:
case ArrowStyle.LittleArrow:
case ArrowStyle.LineArrow:
case ArrowStyle.HollowArrow:
case ArrowStyle.PointyArrow:
arrowId++;
defs.Add(String.Format("<marker id=\"arrow{1}\" viewBox=\"0 0 10 10\" refX=\"0\" refY=\"5\" stroke-width=\"1\" fill=\"rgb({0})\" orient=\"auto\">\n", ColorToRgb(pen.Color), arrowId) +
"<path d=\"M 0 0 L 10 5 L 0 10 L 0 0\" />\n" +
"</marker>");
break;
case ArrowStyle.None:
default:
return("");
}
return(String.Format(" marker-end=\"url(#arrow{0})\"", arrowId));
}
static LineDialog()
{
colors = Hacks.GetColorBrushes();
Array aarrows = Enum.GetValues(typeof(ArrowStyle));
arrows = aarrows as ArrowStyle[];
if (arrows == null)
{
throw new Exception("Unusual arrow styles");
}
Array ashapes = Enum.GetValues(typeof(DecorationShape));
shapes = ashapes as DecorationShape[];
if (shapes == null)
{
throw new Exception("Got something unexpected from DecorationShape");
}
dashstyles = new DashStyle[] { DashStyle.Solid, DashStyle.Dot, DashStyle.Dash,
DashStyle.DashDot, DashStyle.DashDotDot };
widths = new int[10];
for (int i = 0; i < widths.Length; i++)
{
widths[i] = i + 1;
}
}
private static Pen GetArrowStyleSample(Color color, ArrowStyle ars)
{
Pen pen = new Pen(color, 2);
if (ars == ArrowStyle.None)
{
pen.EndCap = LineCap.Flat;
}
else
{
pen.CustomEndCap = Hacks.GetLineCap(ars);
}
return(pen);
}
private static CustomLineCap ArrowStyleToLineCap(ArrowStyle arrowstyle)
{
return(Hacks.GetLineCap(arrowstyle));
}