public void Save( Stream stream )
{
using ( SignatureStream signature = new SignatureStream ( "DWRT", stream ) )
{
using ( DeflateStream deflate = new DeflateStream ( stream, CompressionLevel.Optimal, true ) )
{
BinaryWriter writer = new BinaryWriter ( deflate );
writer.Write ( ( byte ) 0 );
writer.Write ( Title );
writer.Write ( Authors.Count );
foreach ( var author in Authors )
writer.Write ( author );
writer.Write ( Copyright );
writer.Write ( Pages.Count );
foreach ( var page in Pages )
{
writer.Write ( page.Title );
writer.Write ( page.Created.ToString () );
writer.Write ( page.Modified.ToString () );
writer.Write ( ( byte ) 0 );
var textRange = new TextRange ( page.Text.ContentStart, page.Text.ContentEnd );
MemoryStream tempStream = new MemoryStream ();
textRange.Save ( tempStream, DataFormats.Rtf );
string text = Convert.ToBase64String ( tempStream.ToArray () );
tempStream.Dispose ();
writer.Write ( text );
}
}
}
}
public void Load( Stream stream )
{
using ( SignatureStream signature = new SignatureStream ( "DWRT", stream ) )
{
using ( DeflateStream deflate = new DeflateStream ( stream, CompressionMode.Decompress, true ) )
{
Initialize ();
pages.Clear ();
BinaryReader reader = new BinaryReader ( deflate );
switch ( reader.ReadByte () )
{
case 0:
Title = reader.ReadString ();
int authorCount = reader.ReadInt32 ();
for ( int i = 0; i < authorCount; ++i )
Authors.Add ( reader.ReadString () );
Copyright = reader.ReadString ();
int pageCount = reader.ReadInt32 ();
for ( int i = 0; i < pageCount; ++i )
{
dWriterPage page = new dWriterPage ();
page.Title = reader.ReadString ();
page.Created = DateTime.Parse ( reader.ReadString () );
page.Modified = DateTime.Parse ( reader.ReadString () );
switch ( reader.ReadByte () )
{
case 0:
MemoryStream tempStream = new MemoryStream ( Convert.FromBase64String ( reader.ReadString () ) );
FlowDocument flowDocument = new FlowDocument ();
var textRange = new TextRange ( flowDocument.ContentStart, flowDocument.ContentEnd );
textRange.Load ( tempStream, DataFormats.Rtf );
page.Text = flowDocument;
tempStream.Dispose ();
break;
}
pages.Add ( page );
}
break;
}
}
}
}