Mega Code Archive
Bitmap GetPixel(Int x, Int y)
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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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