a long string that will wrap and centered both vertically and horizontally

   
 
    
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

public class Form1 : Form {

    protected override void OnPaint(PaintEventArgs e) {
    Graphics g = e.Graphics;
    g.FillRectangle(Brushes.White, this.ClientRectangle);

    String s = "This is a long string that will wrap. ";
    s += "It will be centered both vertically and horizontally.";
    Font f = new Font("Arial", 12);
    StringFormat sf = new StringFormat();

    sf.Alignment = StringAlignment.Center;        
    sf.LineAlignment = StringAlignment.Center;    

    Rectangle r = new Rectangle(10, 10, 300, f.Height * 4);
    g.DrawRectangle(Pens.Black, r);
    g.DrawString(s, f, Brushes.Black, r, sf);
    f.Dispose();
    }
    public static void Main() {
        Application.Run(new Form1());
    }
}

    


String Rectangle

   
 
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

public class Form1 : Form {

    protected override void OnPaint(PaintEventArgs e) {
    Graphics g = e.Graphics;
    g.FillRectangle(Brushes.White, this.ClientRectangle);

    String s = "AAAAAAAAAA";
    StringFormat sf = new StringFormat(StringFormatFlags.DirectionVertical);
    Font f = new Font("Times New Roman", 14);
    SizeF sizef = g.MeasureString(s, f, Int32.MaxValue, sf);

    RectangleF rf = new RectangleF(20, 20, sizef.Width, sizef.Height);
    g.DrawRectangle(Pens.Black, rf.Left, rf.Top, rf.Width, rf.Height);
    g.DrawString(s, f, Brushes.Black, rf, sf);

    f.Dispose();
    }
    public static void Main() {
        Application.Run(new Form1());
    }
}

    


Use tab to control the DrawString

   
 
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

public class Form1 : Form {

    protected override void OnPaint(PaintEventArgs e) {
    Graphics g = e.Graphics;
    g.FillRectangle(Brushes.White, this.ClientRectangle);

    Font f = new Font("Times New Roman", 12);
    Font bf = new Font(f, FontStyle.Bold);

    StringFormat sf = new StringFormat();
    float[] ts = { 10.0f, 70.0f, 100.0f, 90.0f };
    sf.SetTabStops(0.0f, ts);

    string s1 = "	A	AAA	AAAAA	AAAAAAAAAA";
    string s2 = "	AAAAAAA	AAAAA	AA	AAA";

    g.DrawString(s1, bf, Brushes.Black, 20, 20, sf);
    g.DrawString(s2, f, Brushes.Blue, 20, 20 + bf.Height, sf);

    f.Dispose();
    bf.Dispose();
    }
    public static void Main() {
        Application.Run(new Form1());
    }
}

    


This text is centered and underlined


   

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

public class Form1 : System.Windows.Forms.Form{
  public Form1()
  {
        InitializeComponent();
        SetStyle(ControlStyles.Opaque, true);
        Bounds = new Rectangle(0, 0, 500, 300);
  }

    protected override void OnPaint(PaintEventArgs e) {
         Graphics g = e.Graphics;
   
         g.FillRectangle(Brushes.White, ClientRectangle);

         // draw centered text
         Font cFont = new Font("Courier New", 12, FontStyle.Underline);
         Rectangle rect = new Rectangle(0, 0, 400, cFont.Height);
         g.DrawRectangle(Pens.Blue, rect);
         StringFormat sf = new StringFormat();
         sf.Alignment = StringAlignment.Center;
         g.DrawString("This text is centered  and underlined.", cFont,
            Brushes.Red, rect, sf);


      }

    private void InitializeComponent()
    {
      this.Size = new System.Drawing.Size(300,300);
      this.Text = "Form1";
    }
    static void Main() 
    {
      Application.Run(new Form1());
    }
}


           
          


FromSystemColor

   
 


using System;
using System.Drawing;
using System.Windows.Forms;

class XMarksTheSpot : Form {
    public static void Main() {
        Application.Run(new XMarksTheSpot());
    }
    public XMarksTheSpot() {
        Text = "X Marks The Spot";
        ResizeRedraw = true;
    }
    protected override void OnPaint(PaintEventArgs pea) {
        Graphics grfx = pea.Graphics;
        Pen pen = SystemPens.FromSystemColor(SystemColors.ActiveBorder);

        grfx.DrawLine(pen, 0, 0,
                           ClientSize.Width - 1, ClientSize.Height - 1);
        grfx.DrawLine(pen, 0, ClientSize.Height - 1,
                           ClientSize.Width - 1, 0);
    }
}

    


Use the color of Window and WindowText from SystemColors

   

using System;
using System.Drawing;
using System.Windows.Forms;
   
class HuckleberryFinn: Form
{
     public static void Main() 
     {
          Application.Run(new HuckleberryFinn()); 
     }
     public HuckleberryFinn()
     {
          Text = ""The Adventures of Huckleberry Finn"";
          BackColor = SystemColors.Window;
          ForeColor = SystemColors.WindowText;
          ResizeRedraw = true;
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          pea.Graphics.DrawString("some stretchers, as I said before.", Font, new SolidBrush(ForeColor), ClientRectangle);
     }
}
           
          


Create System Brush from System Color

   


using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
using System.Windows;


class HundredPixelsSquare : Form {
    public static void Main() {
        Application.Run(new HundredPixelsSquare());
    }
    public HundredPixelsSquare() {
        Text = "Pixels Square";
        ResizeRedraw = true;
    }
    protected override void OnPaint(PaintEventArgs pea) {
        DoPage(pea.Graphics, ForeColor, ClientSize.Width, ClientSize.Height);
    }
    protected void DoPage(Graphics grfx, Color clr, int cx, int cy) {
        Brush brush = SystemBrushes.FromSystemColor(SystemColors.MenuText);
        grfx.FillRectangle(brush, 100, 100, 100, 100);
    }
}