Set Resolution for Bitmap : Bitmap « 2D Graphics « VB.Net Tutorial

1. VB.Net Tutorial
2. 2D Graphics
3. Bitmap

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class SetResolutionBitmap
   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 newImage As Bitmap = Bitmap.FromFile("yourfile.jpg")
        Dim hDpi As Single = 90
        Dim vDpi As Single = 90

        newImage.SetResolution(hDpi, vDpi)
        
        e.Graphics.DrawImage(newImage, Me.ClientRectangle)
  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

17.67.Bitmap
	17.67.1.	Create an Bitmap and paint on it
	17.67.2.	Create Bitmap from Icon
	17.67.3.	Set Resolution for Bitmap
	17.67.4.	Set Pixel for Bitmap
	17.67.5.	Make Bitmap transparent