Provides support for loading and saving objects to annotation files.
Syntax
Visual Basic (Declaration) | |
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Public Class AnnCodecs |
Visual Basic (Usage) | Copy Code |
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Dim instance As AnnCodecs
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C# | |
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public class AnnCodecs |
Managed Extensions for C++ | |
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public __gc class AnnCodecs |
C++/CLI | |
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public ref class AnnCodecs |
Example
This example saves the objects from an existing container to a disk file and loads them back.
Visual Basic | Copy Code |
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Public Sub AnnCodecs_AnnCodecs(ByVal fileName As String)
Dim container As AnnContainer = New AnnContainer()
Dim rectObj As AnnRectangleObject = New AnnRectangleObject()
rectObj.Bounds = New AnnRectangle(100, 100, 100, 100, AnnUnit.Pixel)
rectObj.Pen = New AnnPen(Color.Blue, New AnnLength(1, AnnUnit.Pixel))
rectObj.Brush = Nothing
container.Objects.Add(rectObj)
Dim lineObj As AnnLineObject = New AnnLineObject()
lineObj.StartPoint = New AnnPoint(100, 100, AnnUnit.Pixel)
lineObj.EndPoint = New AnnPoint(200, 200, AnnUnit.Pixel)
lineObj.Pen = New AnnPen(Color.Red, New AnnLength(1, AnnUnit.Pixel))
container.Objects.Add(lineObj)
Dim codecs As AnnCodecs = New AnnCodecs()
codecs.Save(fileName, container, AnnCodecsFormat.Serialize, 1, AnnCodecsSavePageMode.Overwrite)
Dim information As AnnCodecsInformation = New AnnCodecsInformation()
codecs.GetInformation(fileName, information)
MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages))
codecs.Save(fileName, container, AnnCodecsFormat.Serialize, 2, AnnCodecsSavePageMode.Insert)
information = New AnnCodecsInformation()
codecs.GetInformation(fileName, information)
MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages))
codecs.DeletePage(fileName, 1)
information = New AnnCodecsInformation()
codecs.GetInformation(fileName, information)
MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages))
End Sub |
C# | Copy Code |
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public void AnnCodecs_AnnCodecs(string fileName) { // create a new annotation container AnnContainer container = new AnnContainer(); // add a few objects into the container AnnRectangleObject rectObj = new AnnRectangleObject(); rectObj.Bounds = new AnnRectangle(100, 100, 100, 100, AnnUnit.Pixel); rectObj.Pen = new AnnPen(Color.Blue, new AnnLength(1, AnnUnit.Pixel)); rectObj.Brush = null; container.Objects.Add(rectObj); AnnLineObject lineObj = new AnnLineObject(); lineObj.StartPoint = new AnnPoint(100, 100, AnnUnit.Pixel); lineObj.EndPoint = new AnnPoint(200, 200, AnnUnit.Pixel); lineObj.Pen = new AnnPen(Color.Red, new AnnLength(1, AnnUnit.Pixel)); container.Objects.Add(lineObj); // create a new AnnCodecs class AnnCodecs codecs = new AnnCodecs(); // save this container into a file // save the objects in this container codecs.Save(fileName, container, AnnCodecsFormat.Serialize, 1, AnnCodecsSavePageMode.Overwrite); // get information about the file AnnCodecsInformation information = new AnnCodecsInformation(); codecs.GetInformation(fileName, information); MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages)); // save the objects again (as a second page) codecs.Save(fileName, container, AnnCodecsFormat.Serialize, 2, AnnCodecsSavePageMode.Insert); // get information about the file information = new AnnCodecsInformation(); codecs.GetInformation(fileName, information); MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages)); // delete the first page codecs.DeletePage(fileName, 1); // get information about the file information = new AnnCodecsInformation(); codecs.GetInformation(fileName, information); MessageBox.Show(String.Format("Format: {0}, Number of pages: {1}", information.Format, information.Pages)); } |
Remarks
Inheritance Hierarchy
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family
See Also