VB.Net Tutorial/2D Graphics/HatchBrush

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Create HatchBrush from HatchBrush style and two colors

Imports System
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Collections
Imports System.ruponentModel
Imports System.Windows.Forms
Imports System.Data
public class HatchBrushCreateHacthStyleAndColors
   public Shared Sub Main
        Application.Run(New BrushesForm)
   End Sub
End class
Public Class BrushesForm
    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()
        "
        "BrushesForm
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(292, 266)
        Me.Name = "BrushesForm"
        Me.Text = "Form1"
    End Sub
#End Region
    Enum LinearGradientMode
        BackwardDiagonal
        ForwardDiagonal
        Horizontal
        Vertical
    End Enum
    Private Sub BrushesForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
        Dim g As Graphics = e.Graphics
        Dim width As Integer = Me.ClientRectangle.Width
        Dim height As Integer = Me.ClientRectangle.Height / 5
        Dim whiteBrush As Brush = System.Drawing.Brushes.White
        Dim blackBrush As Brush = System.Drawing.Brushes.Black
        Dim b As Brush
        Dim file As String = "YourFile.jpg"
        b = New HatchBrush(HatchStyle.Divot, Color.DarkBlue, Color.White)
        g.FillRectangle(b, 0, 0, width, height)
        g.DrawString(b.ToString(), Me.Font, whiteBrush, 0, 0)
    End Sub
End Class

Get All HatchStyles

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchBrushesHatchStyle
   public Shared Sub Main
        Application.Run(New HatchBrushesForm)
   End Sub
End class

Public Class HatchBrushesForm
    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()
        "
        "HatchBrushesForm
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(600, 600)
        Me.Name = "HatchBrushesForm"
        Me.Text = "HatchBrushesForm"
    End Sub
#End Region

    Private Sub HatchBrushesForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
        Dim g As Graphics = e.Graphics
        Dim hatchNames As String() = System.Enum.GetNames(GetType(HatchStyle))
        Dim x As Integer = 0
        Dim y As Integer = 0
        Dim width As Integer = Me.ClientRectangle.Width / 4
        Dim height As Integer = Me.ClientRectangle.Height / (hatchNames.Length / 4)
        Dim blackBrush As Brush = Brushes.Black
        Dim blackPen As Pen = Pens.Black
        Array.Sort(hatchNames)
        Dim hatchName As String
        For Each hatchName In hatchNames
            Dim style As HatchStyle = CType(System.Enum.Parse(GetType(HatchStyle), hatchName), HatchStyle)
            Dim b As HatchBrush = New HatchBrush(style, Color.Black, Color.White)
            g.FillRectangle(b, x, CInt(y + height / 2), width, CInt(height / 2))
            g.DrawRectangle(blackPen, x, y, width, height)
            g.DrawString(hatchName, Me.Font, blackBrush, x, y)
            x = x + width
            If x > (Me.ClientRectangle.Width - width) Then
                y = y + height
                x = 0
            End If
        Next
    End Sub
End Class

HatchBrush HatchStyle BackwardDiagonal

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchBrushHatchStyleBackwardDiagonalBlackCyan
   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 h As HatchBrush = New HatchBrush(HatchStyle.BackwardDiagonal,Color.Black,Color.Cyan)
    Dim P As Pen = New Pen(h, 20)
    e.Graphics.Clear(Color.AliceBlue)
    e.Graphics.SmoothingMode = SmoothingMode.AntiAlias
    e.Graphics.DrawLine(P, 80, 90, 80, 200)
    e.Graphics.FillEllipse(h, 50, 50, 50, 30)
    P.Dispose()
    h.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

HatchStyle.DarkDownwardDiagonal

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchStyleDarkDownwardDiagonal
   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 = e.Graphics "
     Dim hBrush2 As New HatchBrush(HatchStyle.DarkDownwardDiagonal, Color.Green, Color.Black)
     g.FillRectangle(hBrush2, New Rectangle(150, 80, 200, 140))
  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

HatchStyle.DashedVertical

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchStyleDashedVertical
   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 = e.Graphics "
     Dim hBrush1 As New HatchBrush(HatchStyle.DashedVertical, Color.Chocolate, Color.Red)
     g.FillEllipse(hBrush1, 20, 40, 100, 120)
  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

HatchStyle.LightUpwardDiagonal

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchStyleLightUpwardDiagonal
   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 recDrawingRectangle As Rectangle
        recDrawingRectangle = New Rectangle(30, 170, 100, 70)
        Dim hb As New HatchBrush(HatchStyle.LightUpwardDiagonal, _
            Color.Aquamarine)
        e.Graphics.FillRectangle(hb, recDrawingRectangle)
  End Sub
  Public Sub New()
    Me.ClientSize = New System.Drawing.Size(292, 273)
  End Sub
End Class

HatchStyle.SmallCheckerBoard

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchStyleSmallCheckerBoard
   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 = e.Graphics "
      Dim hBrush3 As New HatchBrush(HatchStyle.SmallCheckerBoard, Color.BlueViolet, Color.Blue)
      Dim rect As New Rectangle(150, 80, 200, 140)
      g.FillPie(hBrush3, 40, 20, 200, 40, 0.0F, 60.0F)
  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

List all Hatch styles

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class HatchStyle
   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 x As Integer = 10
        Dim y As Integer = 20
        
        e.Graphics.Clear(Me.BackColor)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.BackwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Cross)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DarkDownwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DarkHorizontal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DarkUpwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DarkVertical)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DashedDownwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DashedHorizontal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DashedUpwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DashedVertical)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DiagonalBrick)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DiagonalCross)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Divot)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DottedDiamond)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.DottedGrid)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.ForwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Horizontal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.HorizontalBrick)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LargeCheckerBoard)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LargeConfetti)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LargeGrid)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LightDownwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LightHorizontal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LightUpwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.LightVertical)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.NarrowHorizontal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.NarrowVertical)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.OutlinedDiamond)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent05)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent10)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent20)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent25)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent30)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent40)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent50)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent60)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent70)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent75)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent80)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Percent90)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Plaid)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Shingle)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.SmallCheckerBoard)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.SmallConfetti)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.SmallGrid)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.SolidDiamond)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Sphere)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Trellis)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Vertical)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Wave)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.Weave)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.WideDownwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.WideUpwardDiagonal)
        DrawSample(e.Graphics, x, y, Drawing2D.HatchStyle.ZigZag)
    End Sub
    Private Sub DrawSample(ByVal gr As Graphics, ByRef x As Integer, ByRef y As Integer, ByVal hatch_style As Drawing2D.HatchStyle)
        gr.DrawString(hatch_style.ToString, Me.Font, Brushes.Black, x, y)
        Dim the_brush As New Drawing2D.HatchBrush(hatch_style, Color.Black, Color.White)
        gr.FillRectangle(the_brush, x, y + 15, 100, 20)
        y += 40
        If y + 40 > Me.ClientRectangle.Height Then
            x += 150
            y = 20
        End If
    End Sub
  Public Sub New()
   
    MyBase.New()
    Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
    Me.ClientSize = New System.Drawing.Size(600, 600)
    Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
  End Sub
End Class

Use HatchBrush with HatchStyle.Horizontal to draw an arrow

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class DrawArrowHatchStyleHorizontal
   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)
        DrawArrow(e.Graphics, HatchStyle.Horizontal)
    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

Use the HatchBrush

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class BrushDemo
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class

Public Class Form1
    Inherits System.Windows.Forms.Form
    Public Sub New()
        MyBase.New()
        InitializeComponent()

    End Sub
    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
    Private components As System.ruponentModel.IContainer
    Friend WithEvents PictureBox1 As System.Windows.Forms.PictureBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.PictureBox1 = New System.Windows.Forms.PictureBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        "
        "PictureBox1
        "
        Me.PictureBox1.BackColor = System.Drawing.SystemColors.Window
        Me.PictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D
        Me.PictureBox1.Dock = System.Windows.Forms.DockStyle.Top
        Me.PictureBox1.Location = New System.Drawing.Point(0, 0)
        Me.PictureBox1.Name = "PictureBox1"
        Me.PictureBox1.Size = New System.Drawing.Size(336, 168)
        Me.PictureBox1.TabIndex = 0
        Me.PictureBox1.TabStop = False
        "
        "Button1
        "
        Me.Button1.Location = New System.Drawing.Point(112, 184)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(80, 24)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "Draw"
        "
        "Form1
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(336, 238)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.PictureBox1)
        Me.ResumeLayout(False)
    End Sub
    Dim brush1 As System.Drawing.Brush
    Dim g As System.Drawing.Graphics
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        brush1 = New System.Drawing.Drawing2D.HatchBrush(Drawing.Drawing2D.HatchStyle.Cross, Color.Red, Color.Green)
        PictureBox1.Refresh()
        g = PictureBox1.CreateGraphics
        g.FillEllipse(brush1, 70, 10, 100, 150)
    End Sub
End Class