Matrix.Invert : Matrix « 2D Graphics « VB.Net Tutorial






Matrix.Invert
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class MatrixReflection
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class

public class Form1
  Inherits System.Windows.Forms.Form

  Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
        Dim g As Graphics = Me.CreateGraphics()
        g.Clear(Me.BackColor)
        Dim curBitmap As New Bitmap("yourfile.jpg") '
        Dim X As New Matrix
        X.Invert()
        g.Transform = X
        g.DrawImage(curBitmap, New Rectangle(0, 0, 200, 200), 0, 0, curBitmap.Width, curBitmap.Height, GraphicsUnit.Pixel)
        ' Dispose
        curBitmap.Dispose()
        g.Dispose()
  End Sub

  Public Sub New()
   
    MyBase.New()
    Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
    Me.ClientSize = New System.Drawing.Size(292, 273)
    Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen

  End Sub

End Class








17.87.Matrix
17.87.1.Matrix: TranslateMatrix: Translate
17.87.2.Matrix: RotateAtMatrix: RotateAt
17.87.3.Matrix.InvertMatrix.Invert
17.87.4.Matrix: Shear(0,0)Matrix: Shear(0,0)
17.87.5.Matrix: Shear(0.5,0.0)Matrix: Shear(0.5,0.0)
17.87.6.Matrix: Shear(1,0)Matrix: Shear(1,0)
17.87.7.Matrix Operation Invert
17.87.8.Matrix Operation Multiply
17.87.9.Mirror Text: use Drawing2D.Matrix to transform Graphics
17.87.10.Assign Matrix to Graphics.TransformAssign Matrix to Graphics.Transform