VB.Net Tutorial/2D Graphics/Image Cut Paste — различия между версиями

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Текущая версия на 12:55, 26 мая 2010

Image Cut, Copy and Paste

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

public class ImageCutCopyPaste
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class
Public Class Form1
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Clipboard.SetDataObject(PictureBox1.Image, True)
        PictureBox1.CreateGraphics.Clear(Me.PictureBox1.BackColor)
    End Sub
    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        Dim clipboard_data As IDataObject
        clipboard_data = Clipboard.GetDataObject()
        If clipboard_data.GetDataPresent(DataFormats.Bitmap) Then
            PictureBox2.CreateGraphics.DrawImage(clipboard_data.GetData(DataFormats.Bitmap), 0, 0)
        End If
    End Sub
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Clipboard.SetDataObject(PictureBox1.Image, True)
    End Sub
End Class
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected 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.PictureBox1 = New System.Windows.Forms.PictureBox
        Me.PictureBox2 = New System.Windows.Forms.PictureBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.Button3 = New System.Windows.Forms.Button
        CType(Me.PictureBox1, System.ruponentModel.ISupportInitialize).BeginInit()
        CType(Me.PictureBox2, System.ruponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        "
        "PictureBox1
        "
        Me.PictureBox1.Image = System.Drawing.Image.FromFile("yourfile.jpg")
        Me.PictureBox1.Location = New System.Drawing.Point(17, 19)
        Me.PictureBox1.Name = "PictureBox1"
        Me.PictureBox1.Size = New System.Drawing.Size(217, 130)
        Me.PictureBox1.TabIndex = 0
        Me.PictureBox1.TabStop = False
        "
        "PictureBox2
        "
        Me.PictureBox2.Location = New System.Drawing.Point(250, 19)
        Me.PictureBox2.Name = "PictureBox2"
        Me.PictureBox2.Size = New System.Drawing.Size(218, 129)
        Me.PictureBox2.TabIndex = 1
        Me.PictureBox2.TabStop = False
        "
        "Button1
        "
        Me.Button1.Location = New System.Drawing.Point(64, 189)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(75, 23)
        Me.Button1.TabIndex = 2
        Me.Button1.Text = "Cut"
        Me.Button1.UseVisualStyleBackColor = True
        "
        "Button2
        "
        Me.Button2.Location = New System.Drawing.Point(207, 189)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(75, 23)
        Me.Button2.TabIndex = 3
        Me.Button2.Text = "Copy"
        Me.Button2.UseVisualStyleBackColor = True
        "
        "Button3
        "
        Me.Button3.Location = New System.Drawing.Point(354, 189)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(75, 23)
        Me.Button3.TabIndex = 4
        Me.Button3.Text = "Paste"
        Me.Button3.UseVisualStyleBackColor = True
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(486, 240)
        Me.Controls.Add(Me.Button3)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.PictureBox2)
        Me.Controls.Add(Me.PictureBox1)
        CType(Me.PictureBox1, System.ruponentModel.ISupportInitialize).EndInit()
        CType(Me.PictureBox2, System.ruponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)
    End Sub
    Friend WithEvents PictureBox1 As System.Windows.Forms.PictureBox
    Friend WithEvents PictureBox2 As System.Windows.Forms.PictureBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
End Class

Image Cut, Copy and Paste with ClipBoard

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ImageCutCopyPaste
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class
Public Class Form1
    Inherits System.Windows.Forms.Form
    Public Sub New()
        MyBase.New()
        InitializeComponent()
    End Sub
    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
    Private components As System.ruponentModel.IContainer
    Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
    Friend WithEvents PictureBox1 As System.Windows.Forms.PictureBox
    Friend WithEvents Splitter1 As System.Windows.Forms.Splitter
    Friend WithEvents PictureBox2 As System.Windows.Forms.PictureBox
    Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
    Friend WithEvents OpenFileDialog1 As System.Windows.Forms.OpenFileDialog
    Friend WithEvents SaveFileDialog1 As System.Windows.Forms.SaveFileDialog
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.MainMenu1 = New System.Windows.Forms.MainMenu
        Me.MenuItem1 = New System.Windows.Forms.MenuItem
        Me.MenuItem2 = New System.Windows.Forms.MenuItem
        Me.MenuItem3 = New System.Windows.Forms.MenuItem
        Me.MenuItem4 = New System.Windows.Forms.MenuItem
        Me.MenuItem5 = New System.Windows.Forms.MenuItem
        Me.MenuItem6 = New System.Windows.Forms.MenuItem
        Me.MenuItem7 = New System.Windows.Forms.MenuItem
        Me.MenuItem8 = New System.Windows.Forms.MenuItem
        Me.PictureBox1 = New System.Windows.Forms.PictureBox
        Me.Splitter1 = New System.Windows.Forms.Splitter
        Me.PictureBox2 = New System.Windows.Forms.PictureBox
        Me.OpenFileDialog1 = New System.Windows.Forms.OpenFileDialog
        Me.SaveFileDialog1 = New System.Windows.Forms.SaveFileDialog
        Me.SuspendLayout()
        "
        "MainMenu1
        "
        Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem5})
        "
        "MenuItem1
        "
        Me.MenuItem1.Index = 0
        Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2, Me.MenuItem3, Me.MenuItem4})
        Me.MenuItem1.Text = "File"
        "
        "MenuItem2
        "
        Me.MenuItem2.Index = 0
        Me.MenuItem2.Text = "Open"
        "
        "MenuItem3
        "
        Me.MenuItem3.Index = 1
        Me.MenuItem3.Text = "Save"
        "
        "MenuItem4
        "
        Me.MenuItem4.Index = 2
        Me.MenuItem4.Text = "Exit"
        "
        "MenuItem5
        "
        Me.MenuItem5.Index = 1
        Me.MenuItem5.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem6, Me.MenuItem7, Me.MenuItem8})
        Me.MenuItem5.Text = "Exit"
        "
        "MenuItem6
        "
        Me.MenuItem6.Index = 0
        Me.MenuItem6.Text = "Copy"
        "
        "MenuItem7
        "
        Me.MenuItem7.Index = 1
        Me.MenuItem7.Text = "Cut"
        "
        "MenuItem8
        "
        Me.MenuItem8.Index = 2
        Me.MenuItem8.Text = "Paste"
        "
        "PictureBox1
        "
        Me.PictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PictureBox1.Dock = System.Windows.Forms.DockStyle.Left
        Me.PictureBox1.Location = New System.Drawing.Point(0, 0)
        Me.PictureBox1.Name = "PictureBox1"
        Me.PictureBox1.Size = New System.Drawing.Size(216, 266)
        Me.PictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage
        Me.PictureBox1.TabIndex = 0
        Me.PictureBox1.TabStop = False
        "
        "Splitter1
        "
        Me.Splitter1.Location = New System.Drawing.Point(216, 0)
        Me.Splitter1.Name = "Splitter1"
        Me.Splitter1.Size = New System.Drawing.Size(8, 266)
        Me.Splitter1.TabIndex = 1
        Me.Splitter1.TabStop = False
        "
        "PictureBox2
        "
        Me.PictureBox2.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PictureBox2.Dock = System.Windows.Forms.DockStyle.Fill
        Me.PictureBox2.Location = New System.Drawing.Point(224, 0)
        Me.PictureBox2.Name = "PictureBox2"
        Me.PictureBox2.Size = New System.Drawing.Size(248, 266)
        Me.PictureBox2.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage
        Me.PictureBox2.TabIndex = 2
        Me.PictureBox2.TabStop = False
        "
        "OpenFileDialog1
        "
        Me.OpenFileDialog1.Filter = "BMP(*.bmp)|*.bmp"
        "
        "SaveFileDialog1
        "
        Me.SaveFileDialog1.Filter = "BMP(*.bmp)|*.bmp"
        "
        "Form1
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(472, 266)
        Me.Controls.Add(Me.PictureBox2)
        Me.Controls.Add(Me.Splitter1)
        Me.Controls.Add(Me.PictureBox1)
        Me.Menu = Me.MainMenu1
        Me.ResumeLayout(False)
    End Sub
    Dim pic As Image
    Dim x As New DataObject
    Private Sub MenuItem2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem2.Click
        OpenFileDialog1.ShowDialog()
        pic = New Bitmap(OpenFileDialog1.FileName)
        PictureBox1.Image = pic
    End Sub
    Private Sub MenuItem3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem3.Click
        Dim path As String
        pic = PictureBox2.Image
        SaveFileDialog1.ShowDialog()
        pic.Save(SaveFileDialog1.FileName)
    End Sub
    Private Sub MenuItem4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem4.Click
        End
    End Sub
    Private Sub MenuItem6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem6.Click
        x.SetData(DataFormats.Bitmap, False, pic)
        System.Windows.Forms.Clipboard.SetDataObject(x)
    End Sub
    Private Sub MenuItem7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem7.Click
        x.SetData(DataFormats.Bitmap, False, pic)
        System.Windows.Forms.Clipboard.SetDataObject(x)
        PictureBox1.Image = Nothing
    End Sub
    Private Sub MenuItem8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem8.Click
        x = System.Windows.Forms.Clipboard.GetDataObject
        pic = x.GetData(DataFormats.Bitmap)
        PictureBox2.Image = pic
    End Sub
End Class