Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class GlobalTransformation
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 bluePen As New Pen(Color.Blue, 2)
Dim pt1 As New Point(10, 10)
Dim pt2 As New Point(20, 20)
Dim lnColors As Color() = {Color.Black, Color.Red}
Dim rect1 As New Rectangle(10, 10, 15, 15)
Dim lgBrush1 As New LinearGradientBrush(rect1, Color.Blue, Color.Green, LinearGradientMode.BackwardDiagonal)
Dim lgBrush As New LinearGradientBrush(pt1, pt2, Color.Red, Color.Green)
lgBrush.LinearColors = lnColors
lgBrush.GammaCorrection = True
g.FillRectangle(lgBrush, 150, 0, 50, 100)
g.DrawEllipse(bluePen, 0, 0, 100, 50)
g.FillEllipse(lgBrush1, 300, 0, 100, 100)
g.ScaleTransform(1, 0.5F)
g.TranslateTransform(50, 0, MatrixOrder.Append)
g.RotateTransform(30.0F, MatrixOrder.Append)
g.FillEllipse(lgBrush1, 300, 0, 100, 100)
g.RotateTransform(15.0F, MatrixOrder.Append)
g.FillRectangle(lgBrush, 150, 0, 50, 100)
g.RotateTransform(15.0F, MatrixOrder.Append)
g.DrawEllipse(bluePen, 0, 0, 100, 50)
lgBrush1.Dispose()
lgBrush.Dispose()
bluePen.Dispose()
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
|