в 16:40, 26 мая 2010

2010-05-26T16:40:30Z

Admin: 1 версия

2010-05-26T12:55:11Z

1 версия

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==Scale(1,1)==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class Scaling11
public Shared Sub Main
Application.Run(New ScalingFontsForm)
End Sub
End class

Public Class ScalingFontsForm
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()
"
"ScalingFontsForm
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(512, 70)
Me.Name = "ScalingFontsForm"
Me.Text = "ScalingFontsForm"
End Sub
#End Region

Sub ScalingFontsForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim x As Integer = 0
Dim y As Integer = 0
Dim width As Integer = Me.ClientRectangle.Width
Dim height As Integer = Me.ClientRectangle.Height
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
Dim matrix As Matrix = New Matrix()
g.ResetTransform()
g.DrawRectangle(Pens.Black, x, y, width, height)
matrix.Reset()
matrix.Scale(1, 1)
g.Transform = matrix
g.DrawString("Scale(1,1)", Me.Font, Brushes.Black, New RectangleF(x, y, width, height), format)
End Sub
End Class</source>

==Scale(-1, -1) (2)==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ScalingNegative
public Shared Sub Main
Application.Run(New ScalingFontsForm)
End Sub
End class

Public Class ScalingFontsForm
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()
"
"ScalingFontsForm
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(512, 70)
Me.Name = "ScalingFontsForm"
Me.Text = "ScalingFontsForm"
End Sub
#End Region

Sub ScalingFontsForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim x As Integer = 0
Dim y As Integer = 0
Dim width As Integer = Me.ClientRectangle.Width
Dim height As Integer = Me.ClientRectangle.Height
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
Dim matrix As Matrix = New Matrix()
g.ResetTransform()
g.DrawRectangle(Pens.Black, x, y, width, height)
matrix.Reset()
matrix.Scale(-1, -1)
g.Transform = matrix
g.DrawString("Scale(-1,-1)", Me.Font, Brushes.Black, New RectangleF(-x - width, -y - height, width, height), format)
End Sub
End Class</source>

==Scale(1,3)==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class Scaling13
public Shared Sub Main
Application.Run(New ScalingFontsForm)
End Sub
End class

Public Class ScalingFontsForm
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()
"
"ScalingFontsForm
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(512, 70)
Me.Name = "ScalingFontsForm"
Me.Text = "ScalingFontsForm"
End Sub
#End Region

Sub ScalingFontsForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim x As Integer = 0
Dim y As Integer = 0
Dim width As Integer = Me.ClientRectangle.Width
Dim height As Integer = Me.ClientRectangle.Height
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
Dim matrix As Matrix = New Matrix()
g.ResetTransform()
g.DrawRectangle(Pens.Black, x, y, width, height)
matrix.Reset()
matrix.Scale(1, 3)
g.Transform = matrix
g.DrawString("Scale(1,3)", Me.Font, Brushes.Black, New RectangleF(x, y / 3.0F, width, height / 3.0F), format)
End Sub
End Class</source>

==Scale(3, 1)==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class Scaling31
public Shared Sub Main
Application.Run(New ScalingFontsForm)
End Sub
End class

Public Class ScalingFontsForm
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()
"
"ScalingFontsForm
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(512, 70)
Me.Name = "ScalingFontsForm"
Me.Text = "ScalingFontsForm"
End Sub
#End Region

Sub ScalingFontsForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
Dim g As Graphics = e.Graphics
Dim x As Integer = 0
Dim y As Integer = 0
Dim width As Integer = Me.ClientRectangle.Width
Dim height As Integer = Me.ClientRectangle.Height
Dim format As StringFormat = New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
Dim matrix As Matrix = New Matrix()
g.ResetTransform()
g.DrawRectangle(Pens.Black, x, y, width, height)
matrix.Reset()
matrix.Scale(3, 1)
g.Transform = matrix
g.DrawString("Scale(3,1)", Me.Font, Brushes.Black, New RectangleF(x / 3.0F, y, width / 3.0F, height), format)
End Sub
End Class</source>

==Scale Diamond==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class TranslateTransformScaleTransform
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)
DrawDiamond(e.Graphics)

e.Graphics.TranslateTransform(-125, -125, MatrixOrder.Append)
e.Graphics.ScaleTransform(2, 2, MatrixOrder.Append)
e.Graphics.TranslateTransform(125, 125, MatrixOrder.Append)
DrawDiamond(e.Graphics)
End Sub
Private Sub DrawDiamond(ByVal gr As Graphics)
Dim pts() As Point = { _
New Point(75, 125), _
New Point(125, 75), _
New Point(175, 125), _
New Point(125, 175) _
}
gr.DrawPolygon(Pens.Black, pts)
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>

==Scale first and then Transform==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ScaleFirstThenTransform
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)
e.Graphics.ScaleTransform(30, 30, MatrixOrder.Append)
e.Graphics.TranslateTransform(50, 60, MatrixOrder.Append)
DrawArrow(e.Graphics, HatchStyle.Vertical)
End Sub
Private Sub DrawArrow(ByVal gr As Graphics, ByVal hatch_style As HatchStyle)
Dim pts() As Point = { _
New Point(0, 1), _
New Point(2, 1), _
New Point(2, 0), _
New Point(4, 2), _
New Point(2, 4), _
New Point(2, 3), _
New Point(0, 3) _
}
gr.FillPolygon(New HatchBrush(hatch_style, Color.Black, Color.White), pts)
gr.DrawPolygon(New Pen(Color.Black, 0), pts)
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>

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VB.Net Tutorial/2D Graphics/Scale - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия