form1.vb

Mir3Photo

Imports System.Drawing.Imaging
Public Class SG
    Inherits System.Windows.Forms.Form
    Dim Tbmp As Bitmap

#Region " Windows 僼僅乕儉 僨僓僀僫偱惗惉偝傟偨僐乕僪 "

    Public Sub New()
        MyBase.New()

        ' 偙偺屇傃弌偟偼 Windows 僼僅乕儉 僨僓僀僫偱昁梫偱偡丅
        InitializeComponent()

        ' InitializeComponent() 屇傃弌偟偺屻偵弶婜壔傪捛壛偟傑偡丅

    End Sub

    ' Form 偼丄僐儞億乕僱儞僩堦棗偵屻張棟傪幚峴偡傞偨傔偵 dispose 傪僆乕僶乕儔僀僪偟傑偡丅
    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

    ' Windows 僼僅乕儉 僨僓僀僫偱昁梫偱偡丅
    Private components As System.ComponentModel.IContainer

    ' 儊儌 : 埲壓偺僾儘僔乕僕儍偼丄Windows 僼僅乕儉 僨僓僀僫偱昁梫偱偡丅
    'Windows 僼僅乕儉 僨僓僀僫傪巊偭偰曄峏偟偰偔偩偝偄丅  
    ' 僐乕僪 僄僨傿僞傪巊偭偰曄峏偟側偄偱偔偩偝偄丅
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents btnOpen As System.Windows.Forms.Button
    Friend WithEvents btnSave As System.Windows.Forms.Button
    Friend WithEvents btnChange As System.Windows.Forms.Button
    Friend WithEvents txtW As System.Windows.Forms.TextBox
    Friend WithEvents txtH As System.Windows.Forms.TextBox
    Friend WithEvents PicOpen As System.Windows.Forms.PictureBox
    Friend WithEvents PicSave As System.Windows.Forms.PictureBox
    Friend WithEvents OFD As System.Windows.Forms.OpenFileDialog
    Friend WithEvents SFD As System.Windows.Forms.SaveFileDialog
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.PicOpen = New System.Windows.Forms.PictureBox
        Me.PicSave = New System.Windows.Forms.PictureBox
        Me.btnOpen = New System.Windows.Forms.Button
        Me.btnSave = New System.Windows.Forms.Button
        Me.btnChange = New System.Windows.Forms.Button
        Me.Label1 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.txtW = New System.Windows.Forms.TextBox
        Me.txtH = New System.Windows.Forms.TextBox
        Me.OFD = New System.Windows.Forms.OpenFileDialog
        Me.SFD = New System.Windows.Forms.SaveFileDialog
        Me.SuspendLayout()
        '
        'PicOpen
        '
        Me.PicOpen.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PicOpen.Location = New System.Drawing.Point(8, 8)
        Me.PicOpen.Name = "PicOpen"
        Me.PicOpen.Size = New System.Drawing.Size(144, 168)
        Me.PicOpen.TabIndex = 0
        Me.PicOpen.TabStop = False
        '
        'PicSave
        '
        Me.PicSave.BackColor = System.Drawing.SystemColors.ActiveCaptionText
        Me.PicSave.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PicSave.Location = New System.Drawing.Point(248, 8)
        Me.PicSave.Name = "PicSave"
        Me.PicSave.Size = New System.Drawing.Size(144, 168)
        Me.PicSave.TabIndex = 0
        Me.PicSave.TabStop = False
        '
        'btnOpen
        '
        Me.btnOpen.Location = New System.Drawing.Point(8, 184)
        Me.btnOpen.Name = "btnOpen"
        Me.btnOpen.Size = New System.Drawing.Size(144, 23)
        Me.btnOpen.TabIndex = 1
        Me.btnOpen.Text = "&Open Image File"
        '
        'btnSave
        '
        Me.btnSave.Location = New System.Drawing.Point(248, 184)
        Me.btnSave.Name = "btnSave"
        Me.btnSave.Size = New System.Drawing.Size(144, 23)
        Me.btnSave.TabIndex = 1
        Me.btnSave.Text = "&Save Image File"
        '
        'btnChange
        '
        Me.btnChange.Location = New System.Drawing.Point(160, 128)
        Me.btnChange.Name = "btnChange"
        Me.btnChange.Size = New System.Drawing.Size(80, 23)
        Me.btnChange.TabIndex = 1
        Me.btnChange.Text = "&Change >>"
        '
        'Label1
        '
        Me.Label1.AutoSize = True
        Me.Label1.Location = New System.Drawing.Point(176, 24)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(33, 15)
        Me.Label1.TabIndex = 2
        Me.Label1.Text = "Width"
        '
        'Label2
        '
        Me.Label2.AutoSize = True
        Me.Label2.Location = New System.Drawing.Point(176, 72)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(37, 15)
        Me.Label2.TabIndex = 2
        Me.Label2.Text = "Height"
        '
        'txtW
        '
        Me.txtW.Location = New System.Drawing.Point(168, 40)
        Me.txtW.Name = "txtW"
        Me.txtW.Size = New System.Drawing.Size(56, 19)
        Me.txtW.TabIndex = 3
        Me.txtW.Text = ""
        '
        'txtH
        '
        Me.txtH.Location = New System.Drawing.Point(168, 88)
        Me.txtH.Name = "txtH"
        Me.txtH.Size = New System.Drawing.Size(56, 19)
        Me.txtH.TabIndex = 3
        Me.txtH.Text = ""
        '
        'SG
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 12)
        Me.ClientSize = New System.Drawing.Size(400, 213)
        Me.Controls.Add(Me.txtW)
        Me.Controls.Add(Me.Label1)
        Me.Controls.Add(Me.btnOpen)
        Me.Controls.Add(Me.PicOpen)
        Me.Controls.Add(Me.PicSave)
        Me.Controls.Add(Me.btnSave)
        Me.Controls.Add(Me.btnChange)
        Me.Controls.Add(Me.Label2)
        Me.Controls.Add(Me.txtH)
        Me.MaximizeBox = False
        Me.Name = "SG"
        Me.Text = "Photo Chage for Mir3"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub btnOpen_Click(ByVal sender As System.Object, _
                    ByVal e As System.EventArgs) Handles btnOpen.Click
        OFD.Filter = "Image Files|*.*;*.bmp;*.png;*.jpeg;*.tif;*.gif;*.jpg"
        If OFD.ShowDialog = DialogResult.OK Then
            Dim bmp As Bitmap = Bitmap.FromFile(OFD.FileName)
            Tbmp = bmp
            Dim gr As Graphics = PicOpen.CreateGraphics
            PicOpen.Refresh()
            gr.DrawImage(bmp, 0, 0, 144, 168)
            PicOpen.Update()
        End If
    End Sub

    Private Sub btnChange_Click(ByVal sender As System.Object, _
                    ByVal e As System.EventArgs) Handles btnChange.Click
        '==================================
        If txtW.Text = "" Then
            MessageBox.Show("Write Image's Width,Please!", _
                            "Write Please!", _
                            MessageBoxButtons.OK, MessageBoxIcon.Error)
            txtW.Focus()
            Return
        End If
        '==================================
        If txtH.Text = "" Then
            MessageBox.Show("Write Image's Height,Please!", _
                            "Write Please!", _
                            MessageBoxButtons.OK, MessageBoxIcon.Error)
            txtH.Focus()
            Return
        End If

        SubImageChange()

    End Sub

    Private Sub SubImageChange()
        Dim SaveW As Integer
        Dim SaveH As Integer
        Dim X As Integer
        Dim Y As Integer
        'Dim Nbmp As New Bitmap("Mir3")

        SaveW = Convert.ToInt32(txtW.Text)
        SaveH = Convert.ToInt32(txtH.Text)
        Dim Sgr As Graphics = PicSave.CreateGraphics
        PicSave.Refresh()

        If SaveW < PicSave.Width And SaveH < PicSave.Height Then
            X = 72 - SaveW / 2
            Y = 84 - SaveH / 2
        Else
            X = 0
            Y = 0
        End If
        Sgr.DrawImage(Tbmp, X, Y, SaveW, SaveH)
        PicSave.Update()
        'Tbmp.Width = SaveW
        'Tbmp.Height = SaveH
        '==================================================
        Dim Abmp As BitmapData = Tbmp.LockBits(New Rectangle(0, 0, Tbmp.Width, Tbmp.Height), _
                                                Imaging.ImageLockMode.ReadWrite, _
                                                Imaging.PixelFormat.Format24bppRgb)
        Tbmp.SetResolution(100, 100)
        'tbmp.Save("c:\aaa.bmp")

    End Sub

    Private Sub btnSave_Click(ByVal sender As System.Object, _
                                ByVal e As System.EventArgs) Handles btnSave.Click
        SFD.Filter = "JPEG(*.jpg)|*.jpg"
        SFD.OverwritePrompt = True
        If SFD.ShowDialog = DialogResult.OK Then
            Select Case System.IO.Path.GetExtension(SFD.FileName).ToUpper
                Case ""
                    MessageBox.Show("Write FileName,Please!", _
                                    "FileName!!", _
                                    MessageBoxButtons.OK, MessageBoxIcon.Error)
                Case Else
                    Tbmp.Save(SFD.FileName, System.Drawing.Imaging.ImageFormat.Jpeg)
            End Select
        End If
        Me.Dispose()
    End Sub
End Class