LEADTOOLS Annotations for WPF and Silverlight (Leadtools.Windows.Annotations assembly)
LEAD Technologies, Inc

AnnCodecs Class

Example 





Members 
Provides support for loading and saving objects to annotation files. .NET support Silverlight support
Object Model
AnnCodecs Class
Syntax
public class AnnCodecs 
'Declaration
 
Public Class AnnCodecs 
'Usage
 
Dim instance As AnnCodecs
public sealed class AnnCodecs 
function Leadtools.Windows.Annotations.AnnCodecs()
public ref class AnnCodecs 
Remarks

This class supports loading and saving annotation objects from and to disk files and to memory stream as well as getting information on information objects saved in a disk file or a memory stream.

This class also supports saving and loading multi-page annotation files or streams.

Example
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Public Sub AnnCodecs_AnnCodecs(ByVal fileName As String)
   ' create a new annotation container
   Dim container As AnnContainer = New AnnContainer()
   ' add a few objects into the container

   Dim rectObj As AnnRectangleObject = New AnnRectangleObject()
   rectObj.Rect = New Rect(100, 100, 100, 100)
   rectObj.Stroke = Colors.Blue
   rectObj.StrokeThickness = 1.0
   rectObj.Fill = Nothing
   container.Children.Add(rectObj)

   Dim lineObj As AnnLineObject = New AnnLineObject()
   lineObj.Start = New Point(100, 100)
   lineObj.End = New Point(200, 200)
   lineObj.Stroke = Colors.Red
   lineObj.StrokeThickness = 1.0

   container.Children.Add(lineObj)

   ' create a new AnnCodecs class
   Dim codecs As AnnCodecs = New AnnCodecs()

   ' save this container into a file
   ' save the objects in this container
   codecs.Save(fileName, container, AnnCodecsFormat.NativeXml, 1, AnnCodecsSavePageMode.Overwrite)

   ' get information about the file
   Dim information As AnnCodecsInformation = 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.NativeXml, 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))
End Sub
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.Rect = new Rect(100,100,100,100);
   rectObj.Stroke = Colors.Blue;
   rectObj.Fill = Colors.Transparent;
   rectObj.StrokeThickness = 1.0;
   container.Children.Add(rectObj);

   AnnLineObject lineObj = new AnnLineObject();
   lineObj.Start = new Point(100,100);
   lineObj.End = new Point(200, 200);
   lineObj.Stroke = Colors.Red;
   lineObj.StrokeThickness = 1.0;

   container.Children.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.NativeXml, 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.NativeXml, 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));
}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

AnnCodecs Members
Leadtools.Windows.Annotations Namespace

 

 


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