Scale image with different Graphics Units : Image Operation « 2D Graphics « VB.Net Tutorial

VB.Net Tutorial
1. Language Basics
2. Data Type
3. Operator
4. Statements
5. Date Time
6. Class Module
7. Development
8. Collections
9. Generics
10. Attributes
11. Event
12. Stream File
13. GUI
14. GUI Applications
15. 2D Graphics
16. I18N Internationlization
17. Reflection
18. Regular Expressions
19. Security
20. Socket Network
21. Thread
22. Windows
23. XML
24. Database ADO.net
25. Design Patterns
Microsoft Office Word 2007 Tutorial
Java
Java Tutorial
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
C# / C Sharp
C# / CSharp Tutorial
ASP.Net
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
PHP
Python
SQL Server / T-SQL
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial » 2D Graphics » Image Operation 
15. 49. 5. Scale image with different Graphics Units
Scale image with different Graphics Units
 

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

public class ScalingClippingUnit
   public Shared Sub Main
        Application.Run(New ScalingClippingForm)
   End Sub
End class


Public Class ScalingClippingForm
    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
        Me.SetStyle(ControlStyles.ResizeRedraw, True)
        Me.SetStyle(ControlStyles.DoubleBuffer, True)
        Me.SetStyle(ControlStyles.AllPaintingInWmPaint, True)
    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.
    Friend WithEvents splitter1 As System.Windows.Forms.Splitter
    Friend WithEvents groupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents panel1 As System.Windows.Forms.Panel
    Friend WithEvents groupBox2 As System.Windows.Forms.GroupBox
    Friend WithEvents panel2 As System.Windows.Forms.Panel
    <System.Diagnostics.DebuggerStepThrough()Private Sub InitializeComponent()
        Me.splitter1 = New System.Windows.Forms.Splitter()
        Me.groupBox1 = New System.Windows.Forms.GroupBox()
        Me.panel1 = New System.Windows.Forms.Panel()
        Me.groupBox2 = New System.Windows.Forms.GroupBox()
        Me.panel2 = New System.Windows.Forms.Panel()
        Me.groupBox1.SuspendLayout()
        Me.groupBox2.SuspendLayout()
        Me.SuspendLayout()
        '
        'splitter1
        '
        Me.splitter1.Location = New System.Drawing.Point(1840)
        Me.splitter1.Name = "splitter1"
        Me.splitter1.Size = New System.Drawing.Size(3182)
        Me.splitter1.TabIndex = 4
        Me.splitter1.TabStop = False
        '
        'groupBox1
        '
        Me.groupBox1.Controls.AddRange(New System.Windows.Forms.Control() {Me.panel1})
        Me.groupBox1.Dock = System.Windows.Forms.DockStyle.Left
        Me.groupBox1.Name = "groupBox1"
        Me.groupBox1.Size = New System.Drawing.Size(184182)
        Me.groupBox1.TabIndex = 3
        Me.groupBox1.TabStop = False
        Me.groupBox1.Text = "Scaling"
        '
        'panel1
        '
        Me.panel1.BackColor = System.Drawing.Color.White
        Me.panel1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.panel1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.panel1.Location = New System.Drawing.Point(316)
        Me.panel1.Name = "panel1"
        Me.panel1.Size = New System.Drawing.Size(178163)
        Me.panel1.TabIndex = 0
        '
        'groupBox2
        '
        Me.groupBox2.Controls.AddRange(New System.Windows.Forms.Control() {Me.panel2})
        Me.groupBox2.Dock = System.Windows.Forms.DockStyle.Fill
        Me.groupBox2.Name = "groupBox2"
        Me.groupBox2.Size = New System.Drawing.Size(392182)
        Me.groupBox2.TabIndex = 5
        Me.groupBox2.TabStop = False
        Me.groupBox2.Text = "Clipping"
        '
        'panel2
        '
        Me.panel2.BackColor = System.Drawing.Color.White
        Me.panel2.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.panel2.Dock = System.Windows.Forms.DockStyle.Fill
        Me.panel2.Location = New System.Drawing.Point(316)
        Me.panel2.Name = "panel2"
        Me.panel2.Size = New System.Drawing.Size(386163)
        Me.panel2.TabIndex = 0
        '
        'ScalingClippingForm
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(513)
        Me.ClientSize = New System.Drawing.Size(392182)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.splitter1, Me.groupBox1, Me.groupBox2})
        Me.Name = "ScalingClippingForm"
        Me.Text = "ScalingClippingFor"
        Me.groupBox1.ResumeLayout(False)
        Me.groupBox2.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region


    Private Sub panel1_Paint(ByVal sender As Object, ByVal e As PaintEventArgsHandles panel1.Paint
        Dim As Graphics = e.Graphics
        Dim bmp As Bitmap = New Bitmap("yourfile.jpg")
        Dim destRect As Rectangle = New Rectangle(1010, Me.panel2.ClientRectangle.Width - 20, Me.panel2.ClientRectangle.Height - 20)
        Dim srcRect As Rectangle = New Rectangle(00, destRect.Width, destRect.Height)
        g.DrawImage(bmp, destRect, srcRect, g.PageUnit)
        g.DrawRectangle(Pens.Black, destRect)
    End Sub

End Class

        
15. 49. Image Operation
15. 49. 1. Rotate an Image
15. 49. 2. Mirror an Image
15. 49. 3. Move an image and paintMove an image and paint
15. 49. 4. Scale an imageScale an image
15. 49. 5. Scale image with different Graphics UnitsScale image with different Graphics Units
15. 49. 6. Skew imageSkew image
15. 49. 7. Make an image transparentMake an image transparent
15. 49. 8. Invert an ImageInvert an Image
15. 49. 9. Invert an Image unsafeInvert an Image unsafe
15. 49. 10. Zoom ImageZoom Image
15. 49. 11. Zoom and Skew an ImageZoom and Skew an Image
15. 49. 12. Skew an ImageSkew an Image
w_w__w__.___j___a___v_a___2__s_.__c___o__m_ | Contact Us
Copyright 2003 - 08 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.