📄 usingfontmetrics.cs
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// Fig 16.12: UsingFontMetrics.cs
// Displaying font metric information.
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace FontMetricsTest
{
/// <summary>
/// displays font information
/// </summary>
public class UsingFontMetrics : System.Windows.Forms.Form
{
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
// default constructor
public UsingFontMetrics()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
}
/// <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()
{
//
// UsingFontMetrics
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(904, 237);
this.Name = "UsingFontMetrics";
this.Text = "UsingFontMetrics";
}
#endregion
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new UsingFontMetrics());
}
// displays font information
protected override void OnPaint(
PaintEventArgs paintEvent )
{
Graphics graphicsObject = paintEvent.Graphics;
SolidBrush brush = new SolidBrush( Color.DarkBlue );
// Arial font metrics
Font arial = new Font( "Arial", 12 );
FontFamily family = arial.FontFamily;
Font sanSerif = new Font( "Microsoft Sans Serif",
14, FontStyle.Italic );
// display Arial font metrics
graphicsObject.DrawString( "Current Font: " +
arial.ToString(), arial, brush, 10, 10 );
graphicsObject.DrawString( "Ascent: " +
family.GetCellAscent( FontStyle.Regular ), arial,
brush, 10, 30 );
graphicsObject.DrawString( "Descent: " +
family.GetCellDescent( FontStyle.Regular ), arial,
brush, 10, 50 );
graphicsObject.DrawString( "Height: " +
family.GetEmHeight( FontStyle.Regular ), arial,
brush, 10, 70 );
graphicsObject.DrawString( "Leading: " +
family.GetLineSpacing( FontStyle.Regular ), arial,
brush, 10, 90 );
// display Sans Serif font metrics
family = sanSerif.FontFamily;
graphicsObject.DrawString( "Current Font: " +
sanSerif.ToString(), sanSerif, brush, 10, 130 );
graphicsObject.DrawString( "Ascent: " +
family.GetCellAscent( FontStyle.Regular ), sanSerif,
brush, 10, 150 );
graphicsObject.DrawString( "Descent: " +
family.GetCellDescent( FontStyle.Regular ), sanSerif,
brush, 10, 170 );
graphicsObject.DrawString( "Height: " +
family.GetEmHeight( FontStyle.Regular ), sanSerif,
brush, 10, 190 );
graphicsObject.DrawString( "Leading: " +
family.GetLineSpacing( FontStyle.Regular ), sanSerif,
brush, 10, 210 );
} // end method OnPaint
} // end class UsingFontMetrics
}
/*
**************************************************************************
* (C) Copyright 2002 by Deitel & Associates, Inc. and Prentice Hall. *
* All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
**************************************************************************
*/
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