本文整理汇总了VB.NET中System.Drawing.Imaging.ColorMatrix.Matrix11属性的典型用法代码示例。如果您正苦于以下问题：VB.NET ColorMatrix.Matrix11属性的具体用法？VB.NET ColorMatrix.Matrix11怎么用？VB.NET ColorMatrix.Matrix11使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类System.Drawing.Imaging.ColorMatrix的用法示例。
在下文中一共展示了ColorMatrix.Matrix11属性的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: SetColorMatrix
' 导入命名空间
Imports System.Drawing.Imaging
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SetColorMatrix
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 rect As New Rectangle(20, 20, 200, 100)
Dim bitmap As New Bitmap("yourfile.jpg")
Dim ptsArray As Single()() = {New Single() {1, 0, 0, 0, 0}, New Single() {0, 1, 0, 0, 0}, New Single() {0, 0, 1, 0, 0}, New Single() {0, 0, 0, 0.5F, 0}, New Single() {0, 0, 0, 0, 1}}
Dim clrMatrix As New ColorMatrix(ptsArray)
clrMatrix.Matrix34 = 0.8F
clrMatrix.Matrix11 = 0.3F
Dim imgAttributes As New ImageAttributes
imgAttributes.SetColorMatrix(clrMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap)
g.FillRectangle(Brushes.Red, rect)
rect.Y += 120
g.FillEllipse(Brushes.Black, rect)
g.DrawImage(bitmap, New Rectangle(0, 0, bitmap.Width, bitmap.Height), 0, 0, bitmap.Width, bitmap.Height, GraphicsUnit.Pixel, imgAttributes)
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