public void CreateBrushes()
{
for (int i = 0; i < fOptions.BrushColor.Length; i++)
{
IColor col = fOptions.BrushColor[i];
fCircleBrushes[i] = fRenderer.CreateSolidBrush(col);
fDarkBrushes[i] = fRenderer.CreateSolidBrush(col.Darker(0.2f));
}
fPen = fRenderer.CreatePen(fOptions.BrushColor[10], 1.0f);
}