The AnnHatchBrush Class is available in LEADTOOLS Document and Medical Imaging toolkits.
Defines an annotation brush with a hatch style, a foreground color, and a background color.![](dotnetdiagramimages/Leadtools_Annotations_Leadtools_Annotations_AnnHatchBrush.png)
Visual Basic (Declaration) | |
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<SerializableAttribute()> Public Class AnnHatchBrush Inherits AnnBrush Implements ICloneable |
Visual Basic (Usage) | ![]() |
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Dim instance As AnnHatchBrush |
C# | |
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[SerializableAttribute()] public class AnnHatchBrush : AnnBrush, ICloneable |
C++/CLI | |
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[SerializableAttribute()] public ref class AnnHatchBrush : public AnnBrush, ICloneable |
This example uses an AnnHatchBrush to draw hatch pattern.
Visual Basic | ![]() |
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Public Sub AnnHatchBrush_AnnHatchBrush(ByVal graphics As Graphics, ByVal converter As AnnUnitConverter, ByVal rc As AnnRectangle) Dim annBrush As AnnHatchBrush = New AnnHatchBrush(HatchStyle.Cross, Color.Red, Color.White) Dim gdiBrush As Brush = annBrush.Create(converter, rc) Try Dim rect As RectangleF = rc.ConvertTo(converter, AnnUnit.Pixel).ToRectangleF() graphics.FillRectangle(gdiBrush, rect) Finally CType(gdiBrush, IDisposable).Dispose() End Try End Sub |
C# | ![]() |
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public void AnnHatchBrush_AnnHatchBrush(Graphics graphics, AnnUnitConverter converter, AnnRectangle rc) { AnnHatchBrush annBrush = new AnnHatchBrush(HatchStyle.Cross, Color.Red, Color.White); using(Brush gdiBrush = annBrush.Create(converter, rc)) { RectangleF rect = rc.ConvertTo(converter, AnnUnit.Pixel).ToRectangleF(); graphics.FillRectangle(gdiBrush, rect); } } |
Annotation brushes are used to fill the interiors of annotation objects like rectangles, ellipses, polygons, etc.
For more information, refer to Changing Annotation Automation Background Colors.
System.Object
Leadtools.Annotations.AnnBrush
Leadtools.Annotations.AnnHatchBrush
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7