Evo ti ovo pa probaj.
Resource "Mastering VB.NET" Author Evangelos Petroutsos
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 Button1 As System.Windows.Forms.Button
Friend WithEvents Button2 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.Button1 = New System.Windows.Forms.Button()
Me.Button2 = New System.Windows.Forms.Button()
Me.SuspendLayout()
'
'Button1
'
Me.Button1.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Button1.Location = New System.Drawing.Point(8, 224)
Me.Button1.Name = "Button1"
Me.Button1.Size = New System.Drawing.Size(96, 40)
Me.Button1.TabIndex = 0
Me.Button1.Text = "Draw on Bitmap"
'
'Button2
'
Me.Button2.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.Button2.Location = New System.Drawing.Point(176, 224)
Me.Button2.Name = "Button2"
Me.Button2.Size = New System.Drawing.Size(96, 40)
Me.Button2.TabIndex = 1
Me.Button2.Text = "Draw on Graphics"
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Button2, Me.Button1})
Me.Name = "Form1"
Me.Text = "SimpleGraphics Form"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim G As Graphics
G = GetGRaphicsObject()
G.Clear(Color.Silver)
Dim P As New Pen(Color.Blue)
G.DrawRectangle(P, 10, 10, 200, 150)
G.DrawLine(P, 10, 10, 210, 160)
G.DrawLine(P, 210, 10, 10, 160)
Me.Invalidate()
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Me.CreateGraphics.DrawEllipse(Pens.Red, 10, 10, 200, 150)
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