в 16:40, 26 мая 2010

2010-05-26T16:40:16Z

Admin: 1 версия

2010-05-26T12:49:54Z

1 версия

Новая страница

==Region.Complement==

<source lang="vbnet">
Imports System
Imports System.ruponentModel
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Text
Imports System.Globalization
Imports System.Text
Imports System.Collections
Public Class MainClass

Shared Sub Main()

Dim myform As Form = New CombinationsForm()
Application.Run(myform)
End Sub
End Class
Public Class CombinationsForm
Inherits System.Windows.Forms.Form
Public Sub New()
MyBase.New()
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(244, 118)
Me.Text = "CombinationsForm"
End Sub
Private Sub CombinationsForm_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim width As Single = Me.ClientSize.Width
Dim height As Single = Me.ClientSize.Height
Dim rect As RectangleF = New RectangleF(0, 0, width, height)
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
Dim path1 As GraphicsPath = New GraphicsPath()
Dim path2 As GraphicsPath = New GraphicsPath()
Dim path1Rect As RectangleF = New RectangleF(0, 0, width * 2.0F / 3.0F, height)
Dim path2rect As RectangleF = path1Rect
path2rect.Offset(width * 1.0F / 3.0F, 0)
path1.AddEllipse(path1Rect)
path2.AddEllipse(path2rect)
Dim region As Region = New Region(path1)
region.ruplement(path2)
g.FillRegion(Brushes.Red, region)
g.DrawString("Complement", Me.Font, Brushes.Black, rect, format)
g.DrawRectangle(Pens.Black, rect.X, rect.Y, rect.Width, rect.Height)
g.TranslateTransform(width, 0)
End Sub
End Class

</source>

==Region.Exclude==

<source lang="vbnet">
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ClipRegionExclude
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 g As Graphics = Me.CreateGraphics()
g.Clear(Me.BackColor)
Dim pen As New Pen(Color.Red, 5)
Dim brush As New SolidBrush(Color.Red)
Dim rect1 As New Rectangle(50, 0, 50, 150)
Dim rect2 As New Rectangle(0, 50, 150, 50)
Dim [region] As New [Region](rect1)
[region].Exclude(rect2)
g.FillRegion(brush, [region])
g.Dispose()
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

</source>

==Region.GetBounds==

<source lang="vbnet">

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Math
public class MeasureCharacterRange
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 = "www.vbex.ru"
Dim the_font As New Font("Times New Roman", 50, FontStyle.Bold, GraphicsUnit.Pixel)
Dim layout_rect As New RectangleF(0, 0, Me.ClientSize.Width, Me.ClientSize.Height)
Dim string_format As New StringFormat
string_format.LineAlignment = StringAlignment.Center
string_format.Alignment = StringAlignment.Center
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit
Dim character_ranges(txt.Length - 1) As CharacterRange
For i As Integer = 0 To txt.Length - 1
character_ranges(i) = New CharacterRange(i, 1)
Next i
string_format.SetMeasurableCharacterRanges(character_ranges)
Dim character_regions() As Region = e.Graphics.MeasureCharacterRanges(txt, the_font, layout_rect, string_format)
For Each rgn As Region In character_regions
Dim character_bounds As RectangleF = rgn.GetBounds(e.Graphics)
Dim character_rect As Rectangle = Rectangle.Round(character_bounds)
e.Graphics.DrawRectangle(Pens.White, character_rect)
Next rgn
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

</source>

==Region.Intersect==

<source lang="vbnet">
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ClipRegionIntersect
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 g As Graphics = Me.CreateGraphics()
g.Clear(Me.BackColor)
Dim pen As New Pen(Color.Red, 5)
Dim brush As New SolidBrush(Color.Red)
Dim rect1 As New Rectangle(50, 0, 50, 150)
Dim rect2 As New Rectangle(0, 50, 150, 50)
Dim [region] As New [Region](rect1)
[region].Intersect(rect2)
g.FillRegion(brush, [region])
g.Dispose()
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

</source>

==Region.Union==

<source lang="vbnet">
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ClipRegionUnion
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 g As Graphics = Me.CreateGraphics()
g.Clear(Me.BackColor)
Dim pen As New Pen(Color.Red, 5)
Dim brush As New SolidBrush(Color.Red)
Dim rect1 As New Rectangle(50, 0, 50, 150)
Dim rect2 As New Rectangle(0, 50, 150, 50)
Dim [region] As New [Region](rect1)
[region].Union(rect2)
g.FillRegion(brush, [region])
g.Dispose()
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

</source>

==Region.Xor==

<source lang="vbnet">
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ClipRegionXor
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 g As Graphics = Me.CreateGraphics()
g.Clear(Me.BackColor)
Dim pen As New Pen(Color.Red, 5)
Dim brush As New SolidBrush(Color.Red)
Dim rect1 As New Rectangle(50, 0, 50, 150)
Dim rect2 As New Rectangle(0, 50, 150, 50)
Dim [region] As New [Region](rect1)
[region].Xor(rect2)
g.FillRegion(brush, [region])
g.Dispose()
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

</source>

← Предыдущая	Версия 16:40, 26 мая 2010
(нет различий)

VB.Net by API/System.Drawing/Region - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия