VB.Net Tutorial/2D Graphics/StringFormat
Версия от 16:40, 26 мая 2010; (обсуждение)
Содержание
Default String Format Flags
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class DefaultStringFormatFlag
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
public class Form1
Inherits System.Windows.Forms.Form
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim txt As String = "The quick brown fox jumps over the lazy dog."
Dim the_font As New Font("Garamond", 40, FontStyle.Italic, GraphicsUnit.Pixel)
Dim layout_rect As RectangleF
Dim string_format As New StringFormat
string_format.Alignment = StringAlignment.Near
string_format.LineAlignment = StringAlignment.Near
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit
layout_rect = New RectangleF(10, 20, 200, 70)
e.Graphics.DrawString("<default>", Me.Font, Brushes.Black, layout_rect.X, layout_rect.Y - 20)
e.Graphics.DrawRectangle(Pens.White, Rectangle.Round(layout_rect))
e.Graphics.DrawString(txt, the_font, Brushes.Black, layout_rect, string_format)
End Sub
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
End Sub
End Class
Draw String Layout Rectangle
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class DrawStringLayoutRectangle
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
public class Form1
Inherits System.Windows.Forms.Form
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim txt As String = "The quick brown fox jumps over the lazy dog."
Dim big_font As New Font("Times New Roman", 30, FontStyle.Bold)
Dim layout_rect As New RectangleF(10, 10, Me.ClientSize.Width - 20, Me.ClientSize.Height - 20)
Dim string_format As New StringFormat
string_format.Alignment = StringAlignment.Center
string_format.LineAlignment = StringAlignment.Near
e.Graphics.DrawString(txt, big_font, Brushes.Black, layout_rect, string_format)
e.Graphics.DrawRectangle(Pens.Black, Rectangle.Round(layout_rect))
End Sub
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
End Sub
End Class
Set Tab stop
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class SetTabs
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
public class Form1
Inherits System.Windows.Forms.Form
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim the_font As New Font("Times New Roman", 15, FontStyle.Regular, GraphicsUnit.Pixel)
Dim layout_rect As New RectangleF(10, 10, Me.ClientSize.Width - 20, Me.ClientSize.Height - 20)
Dim string_format As New StringFormat
Dim tab_stops() As Single = {60, 80}
string_format.SetTabStops(0, tab_stops)
e.Graphics.DrawRectangle(Pens.White, Rectangle.Round(layout_rect))
Dim x As Single = layout_rect.X
For i As Integer = 0 To tab_stops.Length - 1
x += tab_stops(i)
e.Graphics.DrawLine(Pens.White, x, layout_rect.Top, x, layout_rect.Bottom)
Next i
Dim rnd As New Random
Dim txt As String = "A" & vbTab & "BBB" & vbTab & "C" & vbCrLf
For r As Integer = 1 To 10
txt &= rnd.Next(10, 99) & vbTab & rnd.NextDouble.ToString("0.000000") & vbTab & rnd.NextDouble.ToString("0.00") & vbCrLf
Next r
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit
e.Graphics.DrawString(txt, the_font, Brushes.Black, layout_rect, string_format)
End Sub
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
End Sub
End Class
StringFormatFlags.LineLimit
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class LineLimitStringFormatFlag
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
public class Form1
Inherits System.Windows.Forms.Form
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim txt As String = "The quick brown fox jumps over the lazy dog."
Dim the_font As New Font("Garamond", 40, FontStyle.Italic, GraphicsUnit.Pixel)
Dim layout_rect As RectangleF
Dim string_format As New StringFormat
string_format.Alignment = StringAlignment.Near
string_format.LineAlignment = StringAlignment.Near
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit
layout_rect = New RectangleF(10, 20, 200, 70)
string_format.FormatFlags = StringFormatFlags.LineLimit
e.Graphics.DrawString("LineLimit", Me.Font, Brushes.Black, layout_rect.X, layout_rect.Y - 20)
e.Graphics.DrawRectangle(Pens.White, Rectangle.Round(layout_rect))
e.Graphics.DrawString(txt, the_font, Brushes.Black, layout_rect, string_format)
End Sub
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
End Sub
End Class
StringFormatFlags.NoClip
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class NoClipStringFormatFlag
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
public class Form1
Inherits System.Windows.Forms.Form
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim txt As String = "The quick brown fox jumps over the lazy dog."
Dim the_font As New Font("Garamond", 40, FontStyle.Italic, GraphicsUnit.Pixel)
Dim layout_rect As RectangleF
Dim string_format As New StringFormat
string_format.Alignment = StringAlignment.Near
string_format.LineAlignment = StringAlignment.Near
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit
layout_rect = New RectangleF(10, 20, 200, 70)
string_format.FormatFlags = StringFormatFlags.NoClip
e.Graphics.DrawString("NoClip", Me.Font, Brushes.Black, layout_rect.X, layout_rect.Y - 20)
e.Graphics.DrawRectangle(Pens.White, Rectangle.Round(layout_rect))
e.Graphics.DrawString(txt, the_font, Brushes.Black, layout_rect, string_format)
End Sub
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
End Sub
End Class
StringFormat.LineAlignment = StringAlignment.Center
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class LineAlignmentStringAlignmentCenter
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
mainFont = New Font("Arial", 20, textStyle)
Dim textArea As Rectangle = New Rectangle(20, 20, 500, 200)
Dim textFormat As StringFormat = New StringFormat
textFormat.LineAlignment = StringAlignment.Center
e.Graphics.DrawRectangle(Pens.Gray, textArea)
e.Graphics.DrawString("www.vbex.ru", mainFont, Brushes.Black, textArea, textFormat)
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
StringFormat.LineAlignment = StringAlignment.Far
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class LineAlignmentStringAlignmentFar
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
mainFont = New Font("Arial", 20, textStyle)
Dim textArea As Rectangle = New Rectangle(20, 20, 500, 200)
Dim textFormat As StringFormat = New StringFormat
textFormat.LineAlignment = StringAlignment.Far
e.Graphics.DrawRectangle(Pens.Gray, textArea)
e.Graphics.DrawString("www.vbex.ru", mainFont, Brushes.Black, textArea, textFormat)
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
StringFormat.LineAlignment = StringAlignment.Near
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class LineAlignmentStringAlignmentNear
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
mainFont = New Font("Arial", 20, textStyle)
Dim textArea As Rectangle = New Rectangle(20, 20, 500, 200)
Dim textFormat As StringFormat = New StringFormat
textFormat.LineAlignment = StringAlignment.Near
e.Graphics.DrawRectangle(Pens.Gray, textArea)
e.Graphics.DrawString("www.vbex.ru", mainFont, Brushes.Black, textArea, textFormat)
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