Bitmap.Width : Bitmap « System.Drawing « VB.Net by API

1. VB.Net by API
2. System.Drawing
3. Bitmap

Bitmap.Width

  

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math

Public Class MainClass

   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 

End Class
 
 
Public Class Form1
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim bm As New Bitmap("figure2.bmp")
        Dim source_bm As New Bitmap(bm)
    
        bm.Dispose()
        picSource.Image = source_bm

        picDest.Size = picSource.Size

        Dim dest_bm As New Bitmap(source_bm)

        For y As Integer = 0 To dest_bm.Height - 1
            For x As Integer = 0 To dest_bm.Width - 1
                Dim clr As Color = dest_bm.GetPixel(x, y)
                clr = Color.FromArgb(255,255 - clr.R,255 - clr.G,255 - clr.B)
                dest_bm.SetPixel(x, y, clr)
            Next x
        Next y
        picDest.Image = dest_bm
    End Sub

End Class
 
 
<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form

    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.SplitContainer1 = New System.Windows.Forms.SplitContainer
        Me.picSource = New System.Windows.Forms.PictureBox
        Me.picDest = New System.Windows.Forms.PictureBox
        Me.SplitContainer1.Panel1.SuspendLayout()
        Me.SplitContainer1.Panel2.SuspendLayout()
        Me.SplitContainer1.SuspendLayout()
        CType(Me.picSource, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.picDest, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'SplitContainer1
        '
        Me.SplitContainer1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.SplitContainer1.Location = New System.Drawing.Point(0, 24)
        Me.SplitContainer1.Name = "SplitContainer1"
        '
        'SplitContainer1.Panel1
        '
        Me.SplitContainer1.Panel1.AutoScroll = True
        Me.SplitContainer1.Panel1.Controls.Add(Me.picSource)
        '
        'SplitContainer1.Panel2
        '
        Me.SplitContainer1.Panel2.AutoScroll = True
        Me.SplitContainer1.Panel2.Controls.Add(Me.picDest)
        Me.SplitContainer1.Size = New System.Drawing.Size(522, 249)
        Me.SplitContainer1.SplitterDistance = 270
        Me.SplitContainer1.TabIndex = 1
        Me.SplitContainer1.Text = "SplitContainer1"
        '
        'picSource
        '
        Me.picSource.AutoSize = True
        Me.picSource.Location = New System.Drawing.Point(0, 0)
        Me.picSource.Name = "picSource"
        Me.picSource.Size = New System.Drawing.Size(208, 184)
        Me.picSource.SizeMode = System.Windows.Forms.PictureBoxSizeMode.AutoSize
        Me.picSource.TabIndex = 0
        Me.picSource.TabStop = False
        '
        'picDest
        '
        Me.picDest.AutoSize = True
        Me.picDest.Location = New System.Drawing.Point(0, 0)
        Me.picDest.Name = "picDest"
        Me.picDest.Size = New System.Drawing.Size(184, 184)
        Me.picDest.SizeMode = System.Windows.Forms.PictureBoxSizeMode.AutoSize
        Me.picDest.TabIndex = 1
        Me.picDest.TabStop = False
        '
        'Form1
        '
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(522, 273)
        Me.Controls.Add(Me.SplitContainer1)
        Me.Name = "Form1"
        Me.Text = "InvertImageGetSetPixels"
        Me.SplitContainer1.Panel1.ResumeLayout(False)
        Me.SplitContainer1.Panel1.PerformLayout()
        Me.SplitContainer1.Panel2.ResumeLayout(False)
        Me.SplitContainer1.Panel2.PerformLayout()
        Me.SplitContainer1.ResumeLayout(False)
        CType(Me.picSource, System.ComponentModel.ISupportInitialize).EndInit()
        CType(Me.picDest, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)
        Me.PerformLayout()

    End Sub
    Friend WithEvents SplitContainer1 As System.Windows.Forms.SplitContainer
    Friend WithEvents picSource As System.Windows.Forms.PictureBox
    Friend WithEvents picDest As System.Windows.Forms.PictureBox

End Class

   
    
  

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