Graphics g = this.CreateGraphics();
double fw = this.Width; // form width
double tw = g.MeasureString(this.Text.Trim(), this.Font).Width; \\ text width
double rp = (fw - tw) / 2;
int tt = Convert.ToInt32(rp);
string st = " ";
st = st.PadRight(tt / 3);
this.Text = st + this.Text.Trim();