VB.Net Tutorial/2D Graphics/Translate — различия между версиями

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Версия 16:40, 26 мая 2010

Path transformation

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class MatrixTranslationPath
   public Shared Sub Main
        Application.Run(New PathTranslationForm)
   End Sub
End class

Public Class PathTranslationForm
    Inherits System.Windows.Forms.Form
#Region " Windows Form Designer generated code "
    Public Sub New()
        MyBase.New()
        "This call is required by the Windows Form Designer.
        InitializeComponent()
        "Add any initialization after the InitializeComponent() call
    End Sub
    "Form overrides dispose to clean up the component list.
    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
    "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()
        components = New System.ruponentModel.Container()
        Me.Text = "PathTranslationForm"
    End Sub
#End Region
    Sub PathTranslationForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
        Dim path As GraphicsPath = New GraphicsPath()
        Dim rect As RectangleF = New RectangleF(0, 0, 600, 125)
        Dim format As StringFormat = New StringFormat()
        format.Alignment = StringAlignment.Center
        format.LineAlignment = StringAlignment.Center
        path.AddRectangle(rect)
        path.AddString("www.vbex.ru", Me.Font.FontFamily, CInt(Me.Font.Style), 40, rect, format)
        Dim g As Graphics = e.Graphics
        g.DrawPath(Pens.Black, path)
        Dim matrix As Matrix = New Matrix()
        matrix.Translate(150, 150)
        path.Transform(matrix)
        g.DrawPath(Pens.Black, path)
    End Sub
End Class

Translate Transform Coordinate

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class TranslateTransformCoordinate
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class
Public Class Form1
    Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles Me.Paint
        Dim canvas As Graphics = e.Graphics
        
        Dim mainFont As Font
        Dim textStyle As New FontStyle
        textStyle = FontStyle.Regular
        mainFont = New Font("Arial", 40, textStyle)
        
        Dim brush1 As New SolidBrush(Color.DarkBlue)
        canvas.DrawString("www.vbex.ru",mainFont, brush1, 0, 0)        
        e.Graphics.TranslateTransform(200, 200)
        canvas.DrawString("www.vbex.ru",mainFont, brush1, 0, 0)        
        
        canvas = Nothing
    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.SuspendLayout()
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(610, 328)
        Me.ResumeLayout(False)
    End Sub
End Class