VB.Net/2D/Texture

Материал из VB Эксперт
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Fill textureBitmap with yellow

Imports System
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
Imports System.Drawing.Text
Public Class MainClass
   Shared Sub Main()
        Dim myform As Form = New FrmDrawShapes()
        Application.Run(myform)
   End Sub " Main
End Class

Public Class FrmDrawShapes
   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()
      "
      "frmDrawShapes
      "
      Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
      Me.ClientSize = New System.Drawing.Size(520, 197)
      Me.Name = "frmDrawShapes"
      Me.Text = "Drawing Shapes"
   End Sub
#End Region
   " draw various shapes on form
   Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
      Dim graphicsObject As Graphics = e.Graphics
      " bitmap texture
      Dim textureBitmap As Bitmap = New Bitmap(10, 10)
      Dim graphicsObject2 As Graphics = _
         Graphics.FromImage(textureBitmap) " get bitmap graphics
      " brush and pen used throughout program
      Dim solidColorBrush As SolidBrush = _
         New SolidBrush(Color.Red)
      Dim coloredPen As Pen = New Pen(solidColorBrush)
      " fill textureBitmap with yellow
      solidColorBrush.Color = Color.Yellow
      graphicsObject2.FillRectangle(solidColorBrush, 0, 0, 10, 10)
      " draw small black rectangle in textureBitmap
      coloredPen.Color = Color.Black
      graphicsObject2.DrawRectangle(coloredPen, 1, 1, 6, 6)
      " draw small blue rectangle in textureBitmap
      solidColorBrush.Color = Color.Blue
      graphicsObject2.FillRectangle(solidColorBrush, 1, 1, 3, 3)
      " draw small red square in textureBitmap
      solidColorBrush.Color = Color.Red
      graphicsObject2.FillRectangle(solidColorBrush, 4, 4, 3, 3)
      " create textured brush and display textured rectangle
      Dim texturedBrush As TextureBrush = _
         New TextureBrush(textureBitmap)
      graphicsObject.FillRectangle(texturedBrush, 155, 30, 75, 100)

   End Sub " OnPaint
End Class


Texture Brush Demo

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
 
 

Public Class Form1
    Private Sub Form1_Paint(ByVal sender As Object, _
     ByVal e As System.Windows.Forms.PaintEventArgs) Handles Me.Paint
        Dim txt As String = "Path"
        Dim graphics_path As New GraphicsPath
        graphics_path.AddString(txt, _
            New FontFamily("Times New Roman"), _
            FontStyle.Bold, 150, _
            New Point(0, 0), _
            New StringFormat)
        Dim smiley_brush As New TextureBrush(new Bitmap("figure2.bmp"))
        e.Graphics.FillPath(smiley_brush, graphics_path)
        e.Graphics.DrawPath(Pens.Black, graphics_path)
    End Sub
End Class
 
 
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        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()
        Me.SuspendLayout()
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(800, 400)
        Me.Name = "Form1"
        Me.Text = "TransformArrow"
        Me.ResumeLayout(False)
    End Sub
End Class


Texture Brushes Form

Imports System
Imports System.Collections
Imports System.ruponentModel
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Resources
Imports System.Drawing
Imports System.Drawing.Drawing2D
Public Class MainClass
    Shared Sub Main()
        Dim myform As Form = New TextureBrushesForm()
        Application.Run(myform)
    End Sub
End Class
Public Class TextureBrushesForm
    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()
        components = New System.ruponentModel.Container()
        Me.Text = "TextureBrushesForm"
    End Sub
#End Region
    Private Sub TextureBrushesForm_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 / 6
        Dim blackBrush As Brush = Brushes.Black
        Dim blackPen As Pen = Pens.Black
        Dim file As String = "BEANY.BMP"
        Dim b As Brush = New TextureBrush(New Bitmap(file), Drawing.Drawing2D.WrapMode.Clamp)
        g.FillRectangle(b, x, y, width, height)
        g.DrawRectangle(blackPen, x, y, width, height)
        g.DrawString(CType(b, TextureBrush).WrapMode.ToString(), Me.Font, blackBrush, x, y)
        y = y + height
        b = New TextureBrush(New Bitmap(file), Drawing.Drawing2D.WrapMode.Tile)
        g.FillRectangle(b, x, y, width, height)
        g.DrawRectangle(blackPen, x, y, width, height)
        g.DrawString(CType(b, TextureBrush).WrapMode.ToString(), Me.Font, blackBrush, x, y)
        y = y + height
        b = New TextureBrush(New Bitmap(file), Drawing.Drawing2D.WrapMode.TileFlipX)
        g.FillRectangle(b, x, y, width, height)
        g.DrawRectangle(blackPen, x, y, width, height)
        g.DrawString(CType(b, TextureBrush).WrapMode.ToString(), Me.Font, blackBrush, x, y)
        y = y + height
        b = New TextureBrush(New Bitmap(file), Drawing.Drawing2D.WrapMode.TileFlipY)
        g.FillRectangle(b, x, y, width, height)
        g.DrawRectangle(blackPen, x, y, width, height)
        g.DrawString(CType(b, TextureBrush).WrapMode.ToString(), Me.Font, blackBrush, x, y)
        y = y + height
        b = New TextureBrush(New Bitmap(file), Drawing.Drawing2D.WrapMode.TileFlipXY)
        g.FillRectangle(b, x, y, width, height * 2)
        g.DrawRectangle(blackPen, x, y, width, height * 2)
        g.DrawString(CType(b, TextureBrush).WrapMode.ToString(), Me.Font, blackBrush, x, y)
        y = y + height
    End Sub
End Class


Texture Brush with Rotate and Transformation

Imports System.Drawing.Drawing2D
Imports System
Imports System.Drawing.Text
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Math
Public Class MainClass
   Shared Sub Main()
       Dim form1 As Form = New Form1()
       Application.Run(form1)
   End Sub 
End Class
 
Public Class Form1
    Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint
        Dim texture_brush As New TextureBrush(new Bitmap("figure2.bmp"))
        texture_brush.ScaleTransform(2, 1, MatrixOrder.Append)
        texture_brush.RotateTransform(30, MatrixOrder.Append)
        e.Graphics.FillEllipse(texture_brush, 100 , 100 , 100, 100)   
    End Sub
End Class
 
 
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _
Partial Public Class Form1
    Inherits System.Windows.Forms.Form
    "Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        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()
        Me.SuspendLayout()
        "
        "Form1
        "
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(200, 200)
        Me.Name = "Form1"
        Me.Text = ""
        Me.ResumeLayout(False)
    End Sub
End Class