Draw on a PictureBox : PictureBox « GUI « VB.Net Tutorial

Draw on a PictureBox
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

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

Public Class Form1
    Inherits System.Windows.Forms.Form

    Public Sub New()


    End Sub

    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
            End If
        End If
    End Sub

    Private components As System.ComponentModel.IContainer

    Friend WithEvents PictureBox1 As System.Windows.Forms.PictureBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.PictureBox1 = New System.Windows.Forms.PictureBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.PictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PictureBox1.Dock = System.Windows.Forms.DockStyle.Top
        Me.PictureBox1.Location = New System.Drawing.Point(0, 0)
        Me.PictureBox1.Name = "PictureBox1"
        Me.PictureBox1.Size = New System.Drawing.Size(292, 168)
        Me.PictureBox1.TabIndex = 0
        Me.PictureBox1.TabStop = False
        Me.Button1.Location = New System.Drawing.Point(104, 184)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(80, 32)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "Draw"
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(292, 238)

    End Sub

    Dim pen1 As New System.Drawing.Pen(Color.Green, 4)
    Dim g As System.Drawing.Graphics
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        g = PictureBox1.CreateGraphics
        g.DrawEllipse(pen1, 70, 10, 100, 150)
    End Sub
End Class

14.28.1.PictureBox: StretchImage, CenterImagePictureBox: StretchImage, CenterImage
14.28.2.PictureBox: Save an ImagePictureBox: Save an Image
14.28.3.Load image to PictureBoxLoad image to PictureBox
14.28.4.Using a PictureBox to display imagesUsing a PictureBox to display images
14.28.5.Draw on a PictureBoxDraw on a PictureBox
14.28.6.PictureBox Mouse down event
14.28.7.Get Graphics from PictureBoxGet Graphics from PictureBox
14.28.8.Draw on PictureBox borderDraw on PictureBox border