VB.NET GraphicsPath.AddString方法代碼示例

Public Sub AddStringExample(ByVal e As PaintEventArgs)

    ' Create a GraphicsPath object.
    Dim myPath As New GraphicsPath

    ' Set up all the string parameters.
    Dim stringText As String = "Sample Text"
    Dim family As New FontFamily("Arial")
    Dim myfontStyle As Integer = CInt(FontStyle.Italic)
    Dim emSize As Integer = 26
    Dim origin As New Point(20, 20)
    Dim format As StringFormat = StringFormat.GenericDefault

    ' Add the string to the path.
    myPath.AddString(stringText, family, myfontStyle, emSize, _
    origin, format)

    'Draw the path to the screen.
    e.Graphics.FillPath(Brushes.Black, myPath)
End Sub

' 導入命名空間
Imports System
Imports System.Windows.Forms
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Drawing.Drawing2D

Public Class MainClass
    
    Shared Sub Main(ByVal args As String())
        Dim myform As Form = New Form1()
        Application.Run(myform)
    End Sub
End Class


Public Class Form1
    Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint
        Dim txt As String = "www.java2s.com"
        Dim graphics_path As New GraphicsPath
        graphics_path.AddString(txt, _
            New FontFamily("Times New Roman"), _
            FontStyle.Bold, 150, _
            New Point(0, 0), _
            New StringFormat)
        e.Graphics.SetClip(graphics_path)

        e.Graphics.FillRectangle(Brushes.White, Me.ClientRectangle)

        Dim rnd As New Random
        Dim x1, y1, x2, y2 As Integer
        For i As Integer = 1 To 800
            x1 = rnd.Next(0, Me.ClientSize.Width - 1)
            y1 = rnd.Next(0, Me.ClientSize.Height - 1)
            x2 = rnd.Next(0, Me.ClientSize.Width - 1)
            y2 = rnd.Next(0, Me.ClientSize.Height - 1)
            e.Graphics.DrawLine(Pens.Black, x1, y1, x2, y2)
        Next i
    End Sub
End Class


<Global.Microsoft.VisualBasic.CompilerServices.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.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.
    <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(200, 200)
        Me.Name = "Form1"
        Me.Text = "Title"
        Me.ResumeLayout(False)

    End Sub

End Class