в 16:40, 26 мая 2010

2010-05-26T16:40:30Z

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2010-05-26T12:55:02Z

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==Using paths to draw stars on the form==

<source lang="vbnet">Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class DrawStarsForm
public Shared Sub Main
Application.Run(New FrmDrawStars)
End Sub
End class
Public Class FrmDrawStars
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.Container
"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()
"
"frmDrawStars
"
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.BackColor = System.Drawing.SystemColors.ControlLight
Me.ClientSize = New System.Drawing.Size(500, 500)
Me.Name = "frmDrawStars"
Me.Text = "Drawing Stars"
End Sub
#End Region
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
Dim graphicsObject As Graphics = e.Graphics
Dim i As Integer
Dim random As Random = New Random()
Dim brush As SolidBrush = New SolidBrush(Color.DarkMagenta)
Dim xPoints As Integer() = {55, 67, 109, 73, 83, 55, 27, 37, 1, 43}
Dim yPoints As Integer() = {0, 36, 36, 54, 96, 72, 96, 54, 36, 36}
Dim star As GraphicsPath = New GraphicsPath()
graphicsObject.TranslateTransform(250, 250)
For i = 0 To 8 Step 2
star.AddLine(xPoints(i), yPoints(i), _
xPoints(i + 1), yPoints(i + 1))
Next
star.CloseFigure()
For i = 1 To 200
graphicsObject.RotateTransform(2)
brush.Color = Color.FromArgb(i , i , i , i )
graphicsObject.FillPath(brush, star)
Next
End Sub
End Class</source>

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

в 16:40, 26 мая 2010

Admin: 1 версия