ASP.NET & Csharp (C#)

ASP.NET & Csharp (C#) , Here you can find my posts about .NET c# .

Font Metrics

Posted on by coder 
   

/*
GDI+ Programming in C# and VB .NET
by Nick Symmonds

Publisher: Apress
ISBN: 159059035X
*/
using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace FontMetrics_c
{
    /// <summary>
    /// Summary description for FontMetrics.
    /// </summary>
    public class FontMetrics : System.Windows.Forms.Form
    {
    private System.Windows.Forms.Button cmdRoman;
    private System.Windows.Forms.Button cmdArial;
    private System.Windows.Forms.Button cmdComic;
    private System.Windows.Forms.Button cmdCourier;
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public FontMetrics()
        {
            //
            // Required for Windows Form Designer support
            //
            InitializeComponent();

            //
            // TODO: Add any constructor code after InitializeComponent call
            //
        }

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
      this.cmdRoman = new System.Windows.Forms.Button();
      this.cmdArial = new System.Windows.Forms.Button();
      this.cmdComic = new System.Windows.Forms.Button();
      this.cmdCourier = new System.Windows.Forms.Button();
      this.SuspendLayout();
      // 
      // cmdRoman
      // 
      this.cmdRoman.Location = new System.Drawing.Point(8, 240);
      this.cmdRoman.Name = "cmdRoman";
      this.cmdRoman.Size = new System.Drawing.Size(104, 24);
      this.cmdRoman.TabIndex = 0;
      this.cmdRoman.Text = "Times Roman";
      this.cmdRoman.Click += new System.EventHandler(this.cmdRoman_Click);
      // 
      // cmdArial
      // 
      this.cmdArial.Location = new System.Drawing.Point(128, 240);
      this.cmdArial.Name = "cmdArial";
      this.cmdArial.Size = new System.Drawing.Size(104, 24);
      this.cmdArial.TabIndex = 1;
      this.cmdArial.Text = "Arial Black";
      this.cmdArial.Click += new System.EventHandler(this.cmdArial_Click);
      // 
      // cmdComic
      // 
      this.cmdComic.Location = new System.Drawing.Point(248, 240);
      this.cmdComic.Name = "cmdComic";
      this.cmdComic.Size = new System.Drawing.Size(104, 24);
      this.cmdComic.TabIndex = 2;
      this.cmdComic.Text = "Comic Sans MS";
      this.cmdComic.Click += new System.EventHandler(this.cmdComic_Click);
      // 
      // cmdCourier
      // 
      this.cmdCourier.Location = new System.Drawing.Point(368, 240);
      this.cmdCourier.Name = "cmdCourier";
      this.cmdCourier.Size = new System.Drawing.Size(104, 24);
      this.cmdCourier.TabIndex = 3;
      this.cmdCourier.Text = "Courier New";
      this.cmdCourier.Click += new System.EventHandler(this.cmdCourier_Click);
      // 
      // FontMetrics
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(492, 273);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                  this.cmdCourier,
                                                                  this.cmdComic,
                                                                  this.cmdArial,
                                                                  this.cmdRoman});
      this.MaximizeBox = false;
      this.MinimizeBox = false;
      this.Name = "FontMetrics";
      this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
      this.Text = "FontMetrics";
      this.Load += new System.EventHandler(this.FontMetrics_Load);
      this.ResumeLayout(false);

    }
        #endregion

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new FontMetrics());
        }

    private void FontMetrics_Load(object sender, System.EventArgs e)
    {
    
    }

    private void DisplayFontMetrics(FontFamily ff, Font fnt)
    {
      //Create graphics object and make it pretty
      Graphics G = this.CreateGraphics();
      G.SmoothingMode=SmoothingMode.AntiAlias;
      G.TextRenderingHint=TextRenderingHint.AntiAlias;

      //Get some metrics
      int LineSpace = (int)(ff.GetLineSpacing(fnt.Style)*
                            fnt.Size/ff.GetEmHeight(fnt.Style));
      int Descent = (int)(ff.GetCellDescent(fnt.Style)*
                            fnt.Size/ff.GetEmHeight(fnt.Style));
      int Ascent = (int)(ff.GetCellAscent(fnt.Style)*
                            fnt.Size/ff.GetEmHeight(fnt.Style));

      //Create the base line to sit the text on
      Point BaseLineStart = new Point ( 15, this.Height*3/5);
      Point BaseLineEnd = new Point ( this.Width-15, this.Height*3/5);
      //Top left corner of text is the ascent
      Point StringPoint = new Point(75, (int)(BaseLineStart.Y-Ascent));

      //Clear the screen and draw the string on a base line
      G.Clear(Color.AliceBlue);
      G.DrawString("A j Q", fnt, Brushes.Blue, StringPoint);
      G.DrawLine(Pens.Black, BaseLineStart, BaseLineEnd);

      //Draw the annotation lines 
      Size LineSize = new Size(0, LineSpace);
      Size AscentSize = new Size(0, Ascent);
      Size DescentSize = new Size(0, Descent);
      G.DrawLine(Pens.Black, BaseLineStart-LineSize, BaseLineEnd-LineSize);
      G.DrawLine(Pens.Red, BaseLineStart-AscentSize, BaseLineEnd-AscentSize);
      G.DrawLine(Pens.DarkGreen, BaseLineStart+DescentSize, 
                                 BaseLineEnd+DescentSize);

      //Annotate
      Font AnnoFont = new Font("Arial", 10);
      G.DrawString("Line Space = " + LineSpace.ToString(), AnnoFont, 
        Brushes.Black, 
        20,
        (int)(BaseLineStart.Y-LineSpace-12));

      G.DrawString("Ascent = " + Ascent.ToString(), AnnoFont, 
        Brushes.Red, 
        250,
        (int)(BaseLineStart.Y-Ascent-12));

      G.DrawString("Descent = " + Descent.ToString(), AnnoFont, 
        Brushes.DarkGreen, 
        350,
        (int)(BaseLineStart.Y+Descent/8));
    }

    private void cmdRoman_Click(object sender, System.EventArgs e)
    {
      FontFamily ff = new FontFamily("Times New Roman");
      Font f = new Font(ff, 75, FontStyle.Regular, GraphicsUnit.Pixel);

      DisplayFontMetrics(ff, f);
    }

    private void cmdArial_Click(object sender, System.EventArgs e)
    {
      FontFamily ff = new FontFamily("Arial Black");
      Font f = new Font(ff, 75, FontStyle.Regular, GraphicsUnit.Pixel);

      DisplayFontMetrics(ff, f);
    }

    private void cmdComic_Click(object sender, System.EventArgs e)
    {
      FontFamily ff = new FontFamily("Comic Sans MS");
      Font f = new Font(ff, 75, FontStyle.Regular, GraphicsUnit.Pixel);

      DisplayFontMetrics(ff, f);
    }

    private void cmdCourier_Click(object sender, System.EventArgs e)
    {
      FontFamily ff = new FontFamily("Courier New");
      Font f = new Font(ff, 75, FontStyle.Regular, GraphicsUnit.Pixel);

      DisplayFontMetrics(ff, f);
    }
    }
}

Fonts Class

Posted on by coder 



   

/*
GDI+ Programming in C# and VB .NET
by Nick Symmonds

Publisher: Apress
ISBN: 159059035X
*/

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

namespace FontsClass_c
{
    /// <summary>
    /// Summary description for FontsClass.
    /// </summary>
    public class FontsClass : System.Windows.Forms.Form
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public FontsClass()
        {
            //
            // Required for Windows Form Designer support
            //
            InitializeComponent();

            //
            // TODO: Add any constructor code after InitializeComponent call
            //
        }

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
      // 
      // FontsClass
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 323);
      this.MaximizeBox = false;
      this.MinimizeBox = false;
      this.Name = "FontsClass";
      this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
      this.Text = "FontsClass";
      this.Load += new System.EventHandler(this.FontsClass_Load);

    }
        #endregion

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new FontsClass());
        }

    private void FontsClass_Load(object sender, System.EventArgs e)
    {
    }

    protected override void OnPaint(PaintEventArgs e)
    {
      Graphics G = e.Graphics;
      G.TextRenderingHint=TextRenderingHint.AntiAlias;
      int y = 0;

      G.DrawString("Regular", Fonts.Arial_20, Brushes.Black, 50, y+=40);
      G.DrawString("Italic", Fonts.ArialItalic_20, Brushes.Black, 50, y+=40);
      G.DrawString("Regular", Fonts.Chain_20, Brushes.Black, 50, y+=40);
      G.DrawString("Italic", Fonts.ChainItalic_20, Brushes.Black, 50, y+=40);
      G.DrawString("Regular", Fonts.Comic_20, Brushes.Black, 50, y+=40);
      G.DrawString("Italic", Fonts.ComicItalic_20, Brushes.Black, 50, y+=40);
    }
    }

    public sealed class Fonts
    {
    private static PrivateFontCollection PFC;
    private static FontFamily Arial_FF;
    private static FontFamily Comic_FF;
    private static FontFamily Chain_FF;

    static Fonts(){
      PFC = new PrivateFontCollection();
      PFC.AddFontFile("C:WINNTFontsArial.ttf");
      Arial_FF = PFC.Families[0];
      PFC.AddFontFile("chainletters.ttf");
      Chain_FF = PFC.Families[1];
      PFC.AddFontFile("C:WINNTFontscomic.ttf");
      Comic_FF = PFC.Families[2];
    }

    public static FontFamily[] Families
    {
      get{ return PFC.Families; }
    }

    #region Arial Font
    public static Font Arial_20
    {
      get {return new Font(Arial_FF, 20, FontStyle.Regular, GraphicsUnit.Point);}
    }
    public static Font ArialItalic_20
    {
      get {return new Font(Arial_FF, 20, FontStyle.Italic, GraphicsUnit.Point);}
    }
    #endregion

    #region Chain font
    public static Font Chain_20
    {
      get {return new Font(Chain_FF, 20, FontStyle.Regular, GraphicsUnit.Point);}
    }
    public static Font ChainItalic_20
    {
      get {return new Font(Chain_FF, 20, FontStyle.Italic, GraphicsUnit.Point);}
    }
    #endregion

    #region Comic Font
    public static Font Comic_20
    {
      get {return new Font(Comic_FF, 20, FontStyle.Regular, GraphicsUnit.Point);}
    }
    public static Font ComicItalic_20
    {
      get {return new Font(Comic_FF, 20, FontStyle.Italic, GraphicsUnit.Point);}
    }
    #endregion

    }

}


           
          


FontsClass-c.zip( 32 k)

Font Attributes

Posted on by coder


/*
GDI+ Programming in C# and VB .NET
by Nick Symmonds

Publisher: Apress
ISBN: 159059035X
*/

using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace FontAttr_c
{
///

/// Summary description for FontAttr.
///

public class FontAttr : System.Windows.Forms.Form
{
private System.Windows.Forms.Button cmdGo;
private System.Windows.Forms.Panel P1;
///

/// Required designer variable.
///

private System.ComponentModel.Container components = null;

public FontAttr()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();

//
// TODO: Add any constructor code after InitializeComponent call
//
}

///

/// Clean up any resources being used.
///

protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}

#region Windows Form Designer generated code
///

/// Required method for Designer support – do not modify
/// the contents of this method with the code editor.
///

private void InitializeComponent()
{
this.cmdGo = new System.Windows.Forms.Button();
this.P1 = new System.Windows.Forms.Panel();
this.SuspendLayout();
//
// cmdGo
//
this.cmdGo.Location = new System.Drawing.Point(264, 288);
this.cmdGo.Name = “cmdGo”;
this.cmdGo.Size = new System.Drawing.Size(56, 24);
this.cmdGo.TabIndex = 0;
this.cmdGo.Text = “GO”;
this.cmdGo.Click += new System.EventHandler(this.cmdGo_Click);
//
// P1
//
this.P1.AutoScroll = true;
this.P1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
this.P1.Location = new System.Drawing.Point(16, 32);
this.P1.Name = “P1”;
this.P1.Size = new System.Drawing.Size(304, 240);
this.P1.TabIndex = 1;
//
// FontAttr
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(342, 323);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.P1,
this.cmdGo});
this.MaximizeBox = false;
this.MinimizeBox = false;
this.Name = “FontAttr”;
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = “FontAttr”;
this.Load += new System.EventHandler(this.FontAttr_Load);
this.ResumeLayout(false);

}
#endregion

///

/// The main entry point for the application.
///

[STAThread]
static void Main()
{
Application.Run(new FontAttr());
}

private void FontAttr_Load(object sender, System.EventArgs e)
{
}

private void EnumInstalledFonts()
{
FontStyle Style;
int y = 0;

foreach (FontFamily ff in FontFamily.Families)
{
if ( ff.IsStyleAvailable(Style = FontStyle.Regular) )
AddString(ff, ref y, Style);
if ( ff.IsStyleAvailable(Style = FontStyle.Bold) )
AddString(ff, ref y, Style);
if ( ff.IsStyleAvailable(Style = FontStyle.Italic) )
AddString(ff, ref y, Style);
if ( ff.IsStyleAvailable(Style = FontStyle.Strikeout) )
AddString(ff, ref y, Style);
if ( ff.IsStyleAvailable(Style = FontStyle.Underline) )
AddString(ff, ref y, Style);
}
}

private void AddString(FontFamily ff, ref int y, FontStyle Style)
{
using ( Font fnt = new Font(ff, 12, Style, GraphicsUnit.Pixel) )
{
int LineSpace = (int)(ff.GetLineSpacing(Style) *
fnt.Size / ff.GetEmHeight(Style));
y += LineSpace + 2;

PictureBox P = new PictureBox();
P.Height = LineSpace;
P.Width = P1.Width;
Bitmap B = new Bitmap(P.Width, P.Height);
using (Graphics G = Graphics.FromImage(B))
{
G.DrawString(ff.Name + ” : Style = ” + Style.ToString(),
fnt, Brushes.Black, 0, 0);
}
P.Image=B;
P1.Controls.Add(P);
P1.Controls[P1.Controls.Count-1].Location = new Point(2, y);
if ( y < P1.Height ) P1.Refresh(); } } private void cmdGo_Click(object sender, System.EventArgs e) { P1.Controls.Clear(); EnumInstalledFonts(); } } } FontAttr-c.zip( 10 k)[/csharp]

Font size, name and strike out

Posted on by coder 


   

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

   public class UsingFonts : System.Windows.Forms.Form
   {
      private System.ComponentModel.Container components = null;

      public UsingFonts()
      {
         InitializeComponent();
      }
      private void InitializeComponent()
      {
         this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
         this.ClientSize = new System.Drawing.Size(504, 109);
         this.Name = "UsingFonts";
         this.Text = "UsingFonts";

      }
      static void Main() 
      {
         Application.Run( new UsingFonts() );
      }

      protected override void OnPaint(PaintEventArgs paintEvent )
      {
         Graphics graphicsObject = paintEvent.Graphics;
         SolidBrush brush = new SolidBrush( Color.DarkBlue );

         // arial, 12 pt bold
         FontStyle style = FontStyle.Bold;
         Font arial = new Font( new FontFamily( "Arial" ), 12, style );

         // times new roman, 12 pt regular
         style = FontStyle.Regular;
         Font timesNewRoman = new Font( "Times New Roman", 12, style );

         // courier new, 16 pt bold and italic
         style = FontStyle.Bold | FontStyle.Italic;
         Font courierNew = new Font( "Courier New", 16, style );

         // tahoma, 18 pt strikeout
         style = FontStyle.Strikeout;
         Font tahoma = new Font( "Tahoma", 18, style );

         graphicsObject.DrawString( arial.Name + 
            " 12 point bold.", arial, brush, 10, 10 );

         graphicsObject.DrawString( timesNewRoman.Name + 
            " 12 point plain.", timesNewRoman, brush, 10, 30 );

         graphicsObject.DrawString( courierNew.Name + 
            " 16 point bold and italic.", courierNew, 
            brush, 10, 54 );

         graphicsObject.DrawString( tahoma.Name +
            " 18 point strikeout.", tahoma, brush, 10, 75 );

      } 
   }

Get font from Font dialog and redraw string

Posted on by coder 


   


  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
  {
    private System.ComponentModel.Container components;
    private System.Windows.Forms.FontDialog fontDlg;
    private Font currFont;

    public Form1()
    {
      InitializeComponent();
      CenterToScreen();
      fontDlg = new System.Windows.Forms.FontDialog();    
      fontDlg.ShowHelp = true;    
      Text = "Click on me to change the font";
      currFont = new Font("Times New Roman", 12);
    }
    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "Form1";
      this.MouseUp += new System.Windows.Forms.MouseEventHandler(this.Form1_MouseUp);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);

    }

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

    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {
      Graphics g = e.Graphics;
      g.DrawString("www.kutayzorlu.com/java2s/com...", currFont, 
        new SolidBrush(Color.Black), 0, 0);  
    }

    private void Form1_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
    {
      if (fontDlg.ShowDialog() != DialogResult.Cancel)
      {
        currFont = fontDlg.Font;
        Invalidate();
      }
    }
  }

Get font family info

Posted on by coder 


   


  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Drawing.Imaging;

  public class Test
  {
    static void Main() 
    {
      // Create the format string
      String formatString = "{0,-16}{1,8}{2,9}{3,10}{4,14}";

      // Write the first line of the table
      Console.WriteLine(formatString, "Font Family Name", "Ascent", "Descent",
                      "EmHeight", "Line Spacing");

      // Write font metrics for Courier New font family
      FontFamily ff = new FontFamily("Courier New");
      Console.WriteLine(formatString, ff.GetName(0),
        ff.GetCellAscent(FontStyle.Regular),
        ff.GetCellDescent(FontStyle.Regular),
        ff.GetEmHeight(FontStyle.Regular),
        ff.GetLineSpacing(FontStyle.Regular));
    }
  }

Draw font cell ascent, cell descent, line space, em height

Posted on by coder 
   
 
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);
    FontFamily ff = new FontFamily("Times New Roman");
    float emSizeInGU = 24f;
      Font f = new Font(ff, emSizeInGU);

    int emSizeInDU = ff.GetEmHeight(FontStyle.Regular);
    int ascentInDU = ff.GetCellAscent(FontStyle.Regular);
    int descentInDU = ff.GetCellDescent(FontStyle.Regular);
    int lineSpacingInDU = ff.GetLineSpacing(FontStyle.Regular);

    float ascentInGU = ascentInDU * (emSizeInGU / emSizeInDU);
    float descentInGU = descentInDU * (emSizeInGU / emSizeInDU);
    float lineSpacingInGU = lineSpacingInDU * (emSizeInGU / emSizeInDU);

    PointF textOrigin = new PointF(20, 20);
    PointF nextLineOrigin = new PointF(textOrigin.X,textOrigin.Y + f.Height);
    g.DrawString("AxgQ", f, Brushes.Black, textOrigin);
    g.DrawString("AxgQ", f, Brushes.Black, nextLineOrigin);

    int lineLen = 100;
    g.DrawLine(Pens.Blue,textOrigin,new PointF(textOrigin.X + lineLen, textOrigin.Y));
    g.DrawLine(Pens.Red,nextLineOrigin,new PointF(nextLineOrigin.X + lineLen, nextLineOrigin.Y));

    PointF p = new PointF(textOrigin.X,textOrigin.Y + lineSpacingInGU);
    g.DrawLine(Pens.Blue, p,new PointF(p.X + lineLen, p.Y));

    p = new PointF(nextLineOrigin.X,nextLineOrigin.Y + lineSpacingInGU);
    g.DrawLine(Pens.Red, p,new PointF(p.X + lineLen, p.Y));

    p = new PointF(textOrigin.X,textOrigin.Y + lineSpacingInGU - ascentInGU);
    g.DrawLine(Pens.Blue, p,new PointF(p.X + lineLen, p.Y));

    p = new PointF(nextLineOrigin.X, nextLineOrigin.Y +lineSpacingInGU - ascentInGU);
    g.DrawLine(Pens.Red, p, new PointF(p.X + lineLen, p.Y));

    p = new PointF(textOrigin.X,textOrigin.Y + lineSpacingInGU + descentInGU);
    g.DrawLine(Pens.Blue, p,new PointF(p.X + lineLen, p.Y));

    p = new PointF(nextLineOrigin.X,nextLineOrigin.Y + lineSpacingInGU + descentInGU);
    g.DrawLine(Pens.Red, p,new PointF(p.X + lineLen, p.Y));
    }
    public static void Main() {
        Application.Run(new Form1());
    }
}