Displaying font metric information : Font « 2D Graphics « VB.Net Tutorial






Displaying font metric information
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System
Imports System.Windows.Forms
Imports System.Drawing.Text

public class FontMetricsDisplay
   public Shared Sub Main
        Application.Run(New FrmFontMetrics)
   End Sub
End class


Public Class FrmFontMetrics
   Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

   Public Sub New()
      MyBase.New()

      'This call is required by the Windows Form Designer.
      InitializeComponent()

      'Add any initialization after the InitializeComponent() call

   End Sub

   'Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
      If disposing Then
         If Not (components Is Nothing) Then
            components.Dispose()
         End If
      End If
      MyBase.Dispose(disposing)
   End Sub

   'Required by the Windows Form Designer
   Private components As System.ComponentModel.Container

   'NOTE: The following procedure is required by the Windows Form Designer
   'It can be modified using the Windows Form Designer.  
   'Do not modify it using the code editor.
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
      '
      'frmFontMetrics
      '
      Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
      Me.ClientSize = New System.Drawing.Size(920, 253)
      Me.Name = "frmFontMetrics"
      Me.Text = "Metrics"

   End Sub

#End Region

   Protected Overrides Sub OnPaint( _
    ByVal paintEvent As PaintEventArgs)

      Dim graphicsObject As Graphics = paintEvent.Graphics
      Dim brush As SolidBrush = New SolidBrush(Color.Red)
      Dim pen As Pen = New Pen(brush, Convert.ToSingle(2.5))

      ' Arial font metrics
      Dim arial As Font = New Font("Arial", 12)
      Dim family As FontFamily = arial.FontFamily
      Dim sanSerif As Font = New Font("Microsoft Sans Serif",14, FontStyle.Italic)

      pen.Color = brush.Color
      brush.Color = Color.DarkBlue

      graphicsObject.DrawString("Current Font: " & arial.ToString, arial, brush, 10, 10)

      Console.WriteLine("Ascent: " & family.GetCellAscent(FontStyle.Regular))

      Console.WriteLine("Descent: " & family.GetCellDescent(FontStyle.Regular))

      Console.WriteLine("Height: " & family.GetEmHeight(FontStyle.Regular))

      Console.WriteLine("Leading: " & family.GetLineSpacing(FontStyle.Regular))

      family = sanSerif.FontFamily

      Console.WriteLine("Current Font: " & sanSerif.ToString())

      Console.WriteLine("Ascent: " & family.GetCellAscent(FontStyle.Italic))

      Console.WriteLine("Descent: " & family.GetCellDescent(FontStyle.Italic))

      Console.WriteLine("Height: " & family.GetEmHeight(FontStyle.Italic))

      Console.WriteLine("Leading: " & family.GetLineSpacing(FontStyle.Italic))
   End Sub

End Class








17.36.Font
17.36.1.Create Font with font name, size and styleCreate Font with font name, size and style
17.36.2.Create Font from FontCreate Font from Font
17.36.3.Set font name, size and styleSet font name, size and style
17.36.4.Font Size
17.36.5.Get Font informationGet Font information
17.36.6.Displaying font metric informationDisplaying font metric information
17.36.7.Use CheckBox to Set FontUse CheckBox to Set Font
17.36.8.Font 3DFont 3D
17.36.9.CellAscent, Descent, EmHeight, LineSpacingCellAscent, Descent, EmHeight, LineSpacing
17.36.10.Use RadioButton to control fontUse RadioButton to control font
17.36.11.Use CheckBox to control fontUse CheckBox to control font