Imports System.Drawing.Imaging
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class WMFFileCreate
public Shared Sub Main
Application.Run(New 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
Const WID As Integer = 200
Dim file_name As String = "test.wmf"
Dim me_gr As Graphics = Me.CreateGraphics
Dim me_hdc As IntPtr = me_gr.GetHdc
Dim bounds As New RectangleF(0, 0, WID, WID)
Dim mf As New Metafile(file_name, me_hdc, bounds, MetafileFrameUnit.Pixel)
me_gr.ReleaseHdc(me_hdc)
Dim gr As Graphics = Graphics.FromImage(mf)
gr.PageUnit = GraphicsUnit.Pixel
gr.Clear(Color.White)
gr.DrawEllipse(Pens.Red, bounds)
gr.DrawLine(Pens.Blue, 0, 0, WID, WID)
gr.DrawLine(Pens.Blue, WID, 0, 0, WID)
gr.Dispose()
mf.Dispose()
mf = New Metafile(file_name)
Dim bm As New Bitmap(WID, WID)
gr = Graphics.FromImage(bm)
Dim dest_bounds As New RectangleF(0, 0, WID, WID)
Dim source_bounds As New RectangleF(0, 0, WID + 1, WID + 1)
gr.DrawImage(mf, bounds, source_bounds, GraphicsUnit.Pixel)
picOrig.SizeMode = PictureBoxSizeMode.AutoSize
picOrig.Image = bm
gr.Dispose()
mf.Dispose()
mf = New Metafile(file_name)
picSmall.SetBounds(picOrig.Right + 10, picOrig.Top,picOrig.Width \ 2, picOrig.Height \ 2)
bm = New Bitmap(picSmall.ClientSize.Width,picSmall.ClientSize.Height)
gr = Graphics.FromImage(bm)
gr.ScaleTransform(0.5, 0.5)
gr.DrawImage(mf, bounds, source_bounds, GraphicsUnit.Pixel)
picSmall.Image = bm
gr.Dispose()
mf.Dispose()
End Sub
End Class
_
Partial Public Class Form1
Inherits System.Windows.Forms.Form
'Form overrides dispose to clean up the component list.
_
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.ComponentModel.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.
_
Private Sub InitializeComponent()
Me.picSmall = New System.Windows.Forms.PictureBox
Me.picOrig = New System.Windows.Forms.PictureBox
CType(Me.picSmall, System.ComponentModel.ISupportInitialize).BeginInit()
CType(Me.picOrig, System.ComponentModel.ISupportInitialize).BeginInit()
Me.SuspendLayout()
'
'picSmall
'
Me.picSmall.Location = New System.Drawing.Point(64, 8)
Me.picSmall.Name = "picSmall"
Me.picSmall.Size = New System.Drawing.Size(32, 24)
Me.picSmall.TabIndex = 3
Me.picSmall.TabStop = False
'
'picOrig
'
Me.picOrig.Location = New System.Drawing.Point(8, 8)
Me.picOrig.Name = "picOrig"
Me.picOrig.Size = New System.Drawing.Size(48, 56)
Me.picOrig.TabIndex = 2
Me.picOrig.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(326, 215)
Me.Controls.Add(Me.picSmall)
Me.Controls.Add(Me.picOrig)
Me.Name = "Form1"
Me.Text = "MakeMetafile"
CType(Me.picSmall, System.ComponentModel.ISupportInitialize).EndInit()
CType(Me.picOrig, System.ComponentModel.ISupportInitialize).EndInit()
Me.ResumeLayout(False)
End Sub
Friend WithEvents picSmall As System.Windows.Forms.PictureBox
Friend WithEvents picOrig As System.Windows.Forms.PictureBox
End Class