Scale(-1, -1) (2) : Scale « 2D Graphics « VB.Net Tutorial

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VB.Net Tutorial » 2D Graphics » Scale 
17.77.4.Scale(-1, -1) (2)
Scale(-1, -1) (2)
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class ScalingNegative
   public Shared Sub Main
        Application.Run(New ScalingFontsForm)
   End Sub
End class




Public Class ScalingFontsForm
    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 NothingThen
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

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

    '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()
        '
        'ScalingFontsForm
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(513)
        Me.ClientSize = New System.Drawing.Size(51270)
        Me.Name = "ScalingFontsForm"
        Me.Text = "ScalingFontsForm"

    End Sub

#End Region


    Sub ScalingFontsForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgsHandles MyBase.Paint
        Dim As Graphics = e.Graphics
        Dim As Integer = 0
        Dim As Integer = 0
        Dim width As Integer = Me.ClientRectangle.Width 
        Dim height As Integer = Me.ClientRectangle.Height
        Dim format As StringFormat = New StringFormat()
        format.Alignment = StringAlignment.Center
        format.LineAlignment = StringAlignment.Center

        Dim matrix As Matrix = New Matrix()
        g.ResetTransform()
        g.DrawRectangle(Pens.Black, x, y, width, height)
        matrix.Reset()
        matrix.Scale(-1, -1)
        g.Transform = matrix
        g.DrawString("Scale(-1,-1)", Me.Font, Brushes.Black, New RectangleF(-x - width, -y - height, width, height), format)

    End Sub
End Class
17.77.Scale
17.77.1.Scale(1,1)Scale(1,1)
17.77.2.Scale(1,3)Scale(1,3)
17.77.3.Scale(3, 1)Scale(3, 1)
17.77.4.Scale(-1, -1) (2)Scale(-1, -1) (2)
17.77.5.Scale DiamondScale Diamond
17.77.6.Scale first and then TransformScale first and then Transform
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