form1.vb

Mastering VBNet Include Source Code

Public Class Form1
    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
                    Friend WithEvents FontDialog1 As System.Windows.Forms.FontDialog
    Friend WithEvents bttnCentered As System.Windows.Forms.Button
    Friend WithEvents bttnSemiTransparent As System.Windows.Forms.Button
    Friend WithEvents bttnBoxed As System.Windows.Forms.Button

    '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()
        Me.bttnCentered = New System.Windows.Forms.Button()
        Me.bttnSemiTransparent = New System.Windows.Forms.Button()
        Me.bttnBoxed = New System.Windows.Forms.Button()
        Me.FontDialog1 = New System.Windows.Forms.FontDialog()
        Me.SuspendLayout()
        '
        'bttnCentered
        '
        Me.bttnCentered.BackColor = System.Drawing.SystemColors.Control
        Me.bttnCentered.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.bttnCentered.Location = New System.Drawing.Point(656, 8)
        Me.bttnCentered.Name = "bttnCentered"
        Me.bttnCentered.Size = New System.Drawing.Size(216, 32)
        Me.bttnCentered.TabIndex = 4
        Me.bttnCentered.Text = "Draw Centered String"
        '
        'bttnSemiTransparent
        '
        Me.bttnSemiTransparent.BackColor = System.Drawing.SystemColors.Control
        Me.bttnSemiTransparent.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.bttnSemiTransparent.Location = New System.Drawing.Point(8, 8)
        Me.bttnSemiTransparent.Name = "bttnSemiTransparent"
        Me.bttnSemiTransparent.Size = New System.Drawing.Size(216, 32)
        Me.bttnSemiTransparent.TabIndex = 0
        Me.bttnSemiTransparent.Text = "Draw Semi-Transparent Text"
        '
        'bttnBoxed
        '
        Me.bttnBoxed.BackColor = System.Drawing.SystemColors.Control
        Me.bttnBoxed.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.bttnBoxed.Location = New System.Drawing.Point(332, 8)
        Me.bttnBoxed.Name = "bttnBoxed"
        Me.bttnBoxed.Size = New System.Drawing.Size(216, 32)
        Me.bttnBoxed.TabIndex = 3
        Me.bttnBoxed.Text = "Draw Boxed Text"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(19, 52)
        Me.BackColor = System.Drawing.Color.Silver
        Me.ClientSize = New System.Drawing.Size(880, 357)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.bttnCentered, Me.bttnBoxed, Me.bttnSemiTransparent})
        Me.Font = New System.Drawing.Font("Pepita MT", 36!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.Name = "Form1"
        Me.Text = "Text Effects"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub semiTransparent(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles bttnSemiTransparent.Click
        Dim G As Graphics
        Dim brush As SolidBrush

        G = GetGraphicsObject()
        G.TextRenderingHint = Drawing.Text.TextRenderingHint.AntiAlias
        G.FillRectangle(New SolidBrush(Color.Silver), ClientRectangle)
        Dim drawFont As Font

        brush = New SolidBrush(Color.FromArgb(255, 0, 0, 255))
        drawFont = New Font("Comic Sans MS", 72, Drawing.FontStyle.Bold)
        G.DrawString("Visual Basic.NET", drawFont, brush, 10, 30)
        brush.Color = Color.FromArgb(192, 0, 255, 255)
        G.DrawString("Visual Basic.NET", drawFont, brush, 7, 27)

        brush.Color = Color.FromArgb(255, 0, 0, 255)
        drawFont = New Font("Comic Sans MS", 72, Drawing.FontStyle.Bold)
        G.DrawString("Visual Basic.NET", drawFont, brush, 10, 130)
        brush.Color = Color.FromArgb(128, 0, 255, 255)
        G.DrawString("Visual Basic.NET", drawFont, brush, 7, 127)

        brush.Color = Color.FromArgb(255, 128, 64, 255)
        drawFont = New Font("Comic Sans MS", 72, Drawing.FontStyle.Bold)
        G.DrawString("Visual Basic.NET", drawFont, brush, 10, 230)
        brush.Color = Color.FromArgb(128, 255, 128, 64)
        G.DrawString("Visual Basic.NET", drawFont, brush, 7, 227)
        Me.Invalidate()
    End Sub



    Private Sub BoxedText(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles bttnBoxed.Click
        Dim G As Graphics
        G = GetGraphicsObject()
        G.FillRectangle(New SolidBrush(Color.Silver), ClientRectangle)
        Dim txt As String = "This text was rendered in a rectangle with the DrawString method of the Form's Graphics object. "
        txt = txt & txt & txt & txt & txt
        G.DrawString(txt, New Font("verdana", 12, FontStyle.Regular), Brushes.Black, New RectangleF(100, 80, 180, 250))
        G.DrawRectangle(Pens.Red, 100, 80, 180, 250)

        G.DrawString(txt, New Font("verdana", 12, FontStyle.Regular), Brushes.Black, New RectangleF(350, 100, 400, 150))
        G.DrawRectangle(Pens.Red, 350, 100, 400, 150)
        Me.Invalidate()
    End Sub


    Private Sub center(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles bttnCentered.Click
        Dim G As Graphics
        G = GetGraphicsObject()
        G.FillRectangle(New SolidBrush(Color.Silver), ClientRectangle)
        G.TextRenderingHint = Drawing.Text.TextRenderingHint.AntiAlias
        FontDialog1.Font = Me.Font
        FontDialog1.ShowDialog()
        Dim txtFont As Font
        txtFont = FontDialog1.Font
        G.DrawLine(New Pen(Color.Green), CInt(Me.Width / 2), CInt(0), CInt(Me.Width / 2), CInt(Me.Height))
        G.DrawLine(New Pen(Color.Green), 0, CInt(Me.Height / 2), CInt(Me.Width), CInt(Me.Height / 2))
        Dim txtLen, txtHeight As Integer
        Dim txtSize As SizeF
        txtSize = G.MeasureString("Visual Basic.NET", txtFont)
        Dim txtX, txtY As Integer
        txtX = (Me.Width - txtSize.Width) / 2
        txtY = (Me.Height - txtSize.Height) / 2
        G.DrawString("Visual Basic.NET", txtFont, New SolidBrush(Color.Red), txtX, txtY)
        Dim boxSize As SizeF
        boxSize = G.MeasureString("Visual Basic.NET", txtFont)
        G.DrawRectangle(Pens.Black, txtX, txtY, boxSize.Width, boxSize.Height)
        Me.Invalidate()

    End Sub
    Function GetGraphicsObject() As Graphics
        Dim bmp As Bitmap
        bmp = New Bitmap(Me.Width, Me.Height)
        Dim G As Graphics
        Me.BackgroundImage = bmp
        G = Graphics.FromImage(bmp)
        Return G
    End Function
End Class