в 16:40, 26 мая 2010

2010-05-26T16:40:16Z

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2010-05-26T12:51:56Z

1 версия

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==PictureBox.DisplayRectangle==

<source lang="vbnet">
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Drawing.Printing
Public Class MainClass

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

Public Class Form1
Private Sub picCanvas3_Paint(ByVal sender As Object, _
ByVal e As System.Windows.Forms.PaintEventArgs) Handles picCanvas3.Paint
e.Graphics.DrawEllipse(Pens.Red, _
picCanvas3.DisplayRectangle.X, _
picCanvas3.DisplayRectangle.Y, _
picCanvas3.DisplayRectangle.Width - 1, _
picCanvas3.DisplayRectangle.Height - 1)
End Sub
End Class

<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
Inherits System.Windows.Forms.Form
"Form overrides dispose to clean up the component list.
<System.Diagnostics.DebuggerNonUserCode()> _
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing AndAlso components IsNot Nothing Then
components.Dispose()
End If
MyBase.Dispose(disposing)
End Sub
"Required by the Windows Form Designer
Private components As System.ruponentModel.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.
<System.Diagnostics.DebuggerStepThrough()> _
Private Sub InitializeComponent()
Me.picCanvas3 = New System.Windows.Forms.PictureBox
CType(Me.picCanvas3, System.ruponentModel.ISupportInitialize).BeginInit()
Me.SuspendLayout()
"
"picCanvas3
"
Me.picCanvas3.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
Me.picCanvas3.Location = New System.Drawing.Point(360, 8)
Me.picCanvas3.Name = "picCanvas3"
Me.picCanvas3.Size = New System.Drawing.Size(168, 168)
Me.picCanvas3.TabIndex = 3
Me.picCanvas3.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(536, 214)
Me.Controls.Add(Me.picCanvas3)
Me.Name = "Form1"
Me.Text = "UsePictureBox"
CType(Me.picCanvas3, System.ruponentModel.ISupportInitialize).EndInit()
Me.ResumeLayout(False)
End Sub
Friend WithEvents picCanvas3 As System.Windows.Forms.PictureBox
End Class

</source>

==PictureBox.Image==

<source lang="vbnet">
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.rupilerServices.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.ruponentModel.ISupportInitialize).BeginInit()
CType(Me.picDest, System.ruponentModel.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.ruponentModel.ISupportInitialize).EndInit()
CType(Me.picDest, System.ruponentModel.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

</source>

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в 16:40, 26 мая 2010

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