ReleaseXmlWriter(
Type writerType
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterStart);
signalReleaseToFontService(writerType);
//
// Allow the packaging policy to release the stream
//
if (_packagingPolicy != null)
{
if (writerType == typeof(FixedPage))
{
_packagingPolicy.ReleaseXmlWriterForFixedPage();
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NotSupported));
}
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterEnd);
}
SerializeObject(
Object serializedObject
)
{
DocumentPage dp = serializedObject as DocumentPage;
if (dp != null)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXGetVisualStart);
Visual pageRootVisual = dp.Visual;
Toolbox.EmitEvent(EventTrace.Event.WClientDRXGetVisualEnd);
NgcSerializationManager NgcManager = SerializationManager as NgcSerializationManager;
bool bManualStartDoc = NgcManager.StartPage();
ReachSerializer serializer = SerializationManager.GetSerializer(pageRootVisual);
serializer.SerializeObject(pageRootVisual);
NgcManager.EndPage();
if (bManualStartDoc)
{
NgcManager.EndDocument();
}
}
}
ReleaseXpsOMWriterForFixedDocument()
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterStart);
signalReleaseToFontService(typeof(FixedDocument));
_packagingPolicy?.ReleaseXpsOMWriterForFixedDocument();
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterEnd);
}
ConvertTo(
ITypeDescriptorContext context,
System.Globalization.CultureInfo culture,
object value,
Type destinationType
)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXConvertFontBegin);
if (!IsSupportedType(destinationType))
{
throw new NotSupportedException(SR.Get(SRID.Converter_ConvertToNotSupported));
}
PackageSerializationManager manager = (PackageSerializationManager)context.GetService(typeof(XpsSerializationManager));
//
// Ensure that we have a valid GlyphRun instance
//
GlyphRun fontGlyphRun = (GlyphRun)value;
if (fontGlyphRun == null)
{
throw new ArgumentException(SR.Get(SRID.MustBeOfType, "value", "GlyphRun"));
}
//
// Obtain the font serialization service from the serlialization manager.
//
IServiceProvider resourceServiceProvider = manager.ResourcePolicy;
XpsFontSerializationService fontService = (XpsFontSerializationService)resourceServiceProvider.GetService(typeof(XpsFontSerializationService));
if (fontService == null)
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NoFontService));
}
//
// Retrieve the current font subsetter
//
XpsFontSubsetter fontSubsetter = fontService.FontSubsetter;
//
// Add the font subset to the font subsetter and retrieve a Uri
// to the font within the Xps package.
//
Uri resourceUri = fontSubsetter.ComputeFontSubset(fontGlyphRun);
Toolbox.EmitEvent(EventTrace.Event.WClientDRXConvertFontEnd);
return(resourceUri);
}
SerializeTree(
Visual visual,
XmlWriter resWriter,
XmlWriter bodyWriter
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializeTreeStart);
Size fixedPageSize = ((IXpsSerializationManager)SerializationManager).FixedPageSize;
VisualTreeFlattener flattener = ((IXpsSerializationManager)SerializationManager).
VisualSerializationService.AcquireVisualTreeFlattener(resWriter,
bodyWriter,
fixedPageSize);
Stack <NodeContext> contextStack = new Stack <NodeContext>();
if (flattener.StartVisual(visual))
{
contextStack.Push(new NodeContext(visual));
}
while (contextStack.Count > 0)
{
NodeContext ctx = contextStack.Peek();
Visual v = ctx.GetNextChild();
if (v != null)
{
if (flattener.StartVisual(v))
{
contextStack.Push(new NodeContext(v));
}
}
else
{
contextStack.Pop();
flattener.EndVisual();
}
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializeTreeEnd);
}
SerializePageContent(
object pageContent
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSavePageBegin);
ReachSerializer serializer = SerializationManager.GetSerializer(pageContent);
if (serializer != null)
{
serializer.SerializeObject(pageContent);
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NoSerializer));
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSavePageEnd);
}
PersistObjectData(
SerializableObjectContext serializableObjectContext
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializationBegin);
ReachTreeWalker treeWalker;
bool needEndVisual = BeginPersistObjectData(serializableObjectContext, out treeWalker);
if (serializableObjectContext.IsComplexValue)
{
SerializeObjectCore(serializableObjectContext);
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_WrongPropertyTypeForFixedPage));
}
EndPersistObjectData(needEndVisual, treeWalker);
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializationEnd);
}
WalkVisual(
Visual visual
)
{
bool bManulStartDoc = false;
bool bManulStartpage = false;
if (_startDocCnt == 0)
{
StartDocument(visual, true);
bManulStartDoc = true;
}
if (!_isStartPage)
{
StartPage();
bManulStartpage = true;
}
//
// Call VisualTreeFlattener to flatten the visual on IMetroDrawingContext
//
Toolbox.EmitEvent(EventTrace.Event.WClientDRXLoadPrimitiveBegin);
VisualTreeFlattener.Walk(visual, _device, PageSize, new TreeWalkProgress());
Toolbox.EmitEvent(EventTrace.Event.WClientDRXLoadPrimitiveEnd);
if (bManulStartpage)
{
EndPage();
}
if (bManulStartDoc)
{
EndDocument();
}
}
ReleaseXmlWriter(
Type writerType
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterStart);
bool subsetComplete = false;
int refCnt = DecrementRefCntByType(writerType);
//
// signal the font sub-setter that we completed a node
if (_resourcePolicy != null)
{
XpsFontSerializationService fontService = (XpsFontSerializationService)_resourcePolicy.GetService(typeof(XpsFontSerializationService));
//
// The font subsetter will determine if based on this
// signal we have completed a subset
//
if (fontService != null && refCnt == 0)
{
subsetComplete = fontService.SignalCommit(writerType);
}
}
//
// Allow the packaging policy to release the stream
//
if (_packagingPolicy != null)
{
if (writerType == typeof(FixedDocumentSequence))
{
_packagingPolicy.ReleaseXmlWriterForFixedDocumentSequence();
}
else if (writerType == typeof(FixedDocument))
{
_packagingPolicy.ReleaseXmlWriterForFixedDocument();
}
else if (writerType == typeof(FixedPage))
{
_packagingPolicy.ReleaseXmlWriterForFixedPage();
}
else if (writerType == typeof(Visual))
{
_packagingPolicy.ReleaseXmlWriterForFixedPage();
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NotSupported));
}
}
//
// If the subsetting is complete we need to notify the interleaving policy
// so it can flush.
//
if (subsetComplete && refCnt == 0)
{
XpsPackagingPolicy xpsPackagingPolicy = _packagingPolicy as XpsPackagingPolicy;
if (xpsPackagingPolicy != null)
{
xpsPackagingPolicy.InterleavingPolicy.SignalSubsetComplete();
}
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXReleaseWriterEnd);
}
SaveAsXaml(
Object serializedObject
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSaveXpsBegin);
XmlWriter pageXmlWriter = null;
if (serializedObject == null)
{
throw new ArgumentNullException("serializedObject");
}
if (!IsSerializedObjectTypeSupported(serializedObject))
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NotSupported));
}
if (serializedObject is DocumentPaginator)
{
// Prefast complains that serializedObject is not tested for null
// It is tested a few lines up
#pragma warning suppress 56506
if ((serializedObject as DocumentPaginator).Source is FixedDocument &&
serializedObject.GetType().ToString().Contains("FixedDocumentPaginator"))
{
serializedObject = (serializedObject as DocumentPaginator).Source;
}
else
if ((serializedObject as DocumentPaginator).Source is FixedDocumentSequence &&
serializedObject.GetType().ToString().Contains("FixedDocumentSequencePaginator"))
{
serializedObject = (serializedObject as DocumentPaginator).Source;
}
}
if (_simulator == null)
{
_simulator = new ReachHierarchySimulator(this,
serializedObject);
}
if (!_isSimulating)
{
_simulator.BeginConfirmToXPSStructure(_isBatchMode);
_isSimulating = true;
}
if (_isBatchMode)
{
pageXmlWriter = _simulator.SimulateBeginFixedPage();
}
ReachSerializer reachSerializer = GetSerializer(serializedObject);
if (reachSerializer != null)
{
//
// Things that need to be done at this stage
// 1. Setting the stack context
// 2. Setting the root of the graph for future references
//
reachSerializer.SerializeObject(serializedObject);
if (_isBatchMode)
{
_simulator.SimulateEndFixedPage(pageXmlWriter);
}
else
{
_simulator.EndConfirmToXPSStructure(_isBatchMode);
}
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NoSerializer));
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSaveXpsEnd);
}
PersistObjectData(
SerializableObjectContext serializableObjectContext
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializationBegin);
if (serializableObjectContext == null)
{
throw new ArgumentNullException("serializableObjectContext");
}
if (SerializationManager is IXpsSerializationManager)
{
(SerializationManager as IXpsSerializationManager).RegisterPageStart();
}
FixedPage fixedPage = serializableObjectContext.TargetObject as FixedPage;
ReachTreeWalker treeWalker = new ReachTreeWalker(this);
treeWalker.SerializeLinksInFixedPage((FixedPage)serializableObjectContext.TargetObject);
String xmlnsForType = SerializationManager.GetXmlNSForType(serializableObjectContext.TargetObject.GetType());
if (xmlnsForType == null)
{
XmlWriter.WriteStartElement(serializableObjectContext.Name);
}
else
{
XmlWriter.WriteStartElement(serializableObjectContext.Name);
XmlWriter.WriteAttributeString(XpsS0Markup.Xmlns, xmlnsForType);
XmlWriter.WriteAttributeString(XpsS0Markup.XmlnsX, XpsS0Markup.XmlnsXSchema);
XmlLanguage language = fixedPage.Language;
if (language == null)
{
//If the language property is null, assign the language to the default
language = XmlLanguage.GetLanguage(XpsS0Markup.XmlLangValue);
}
SerializationManager.Language = language;
XmlWriter.WriteAttributeString(XpsS0Markup.XmlLang, language.ToString());
}
{
Size fixedPageSize = new Size(fixedPage.Width, fixedPage.Height);
((IXpsSerializationManager)SerializationManager).FixedPageSize = fixedPageSize;
//
// Before we serialize any properties on the FixedPage, we need to
// serialize the FixedPage as a Visual
//
Visual fixedPageAsVisual = serializableObjectContext.TargetObject as Visual;
bool needEndVisual = false;
if (fixedPageAsVisual != null)
{
needEndVisual = SerializePageAsVisual(fixedPageAsVisual);
}
if (serializableObjectContext.IsComplexValue)
{
PrintTicket printTicket = ((IXpsSerializationManager)SerializationManager).FixedPagePrintTicket;
if (printTicket != null)
{
PrintTicketSerializer serializer = new PrintTicketSerializer(SerializationManager);
serializer.SerializeObject(printTicket);
((IXpsSerializationManager)SerializationManager).FixedPagePrintTicket = null;
}
SerializeObjectCore(serializableObjectContext);
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_WrongPropertyTypeForFixedPage));
}
if (needEndVisual)
{
XmlWriter pageWriter = ((XpsSerializationManager)SerializationManager).
PackagingPolicy.AcquireXmlWriterForPage();
XmlWriter resWriter = ((XpsSerializationManager)SerializationManager).
PackagingPolicy.AcquireXmlWriterForResourceDictionary();
VisualTreeFlattener flattener = ((IXpsSerializationManager)SerializationManager).
VisualSerializationService.AcquireVisualTreeFlattener(resWriter,
pageWriter,
fixedPageSize);
flattener.EndVisual();
}
}
((XpsSerializationManager)SerializationManager).PackagingPolicy.PreCommitCurrentPage();
//
// Copy hyperlinks into stream
//
treeWalker.CommitHyperlinks();
XmlWriter.WriteEndElement();
//
//Release used resources
//
XmlWriter = null;
//
// Free the image table in use for this page
//
((XpsSerializationManager)SerializationManager).ResourcePolicy.CurrentPageImageTable = null;
//
// Free the colorContext table in use for this page
//
((XpsSerializationManager)SerializationManager).ResourcePolicy.CurrentPageColorContextTable = null;
//
// Free the resourceDictionary table in use for this page
//
((XpsSerializationManager)SerializationManager).ResourcePolicy.CurrentPageResourceDictionaryTable = null;
((IXpsSerializationManager)SerializationManager).VisualSerializationService.ReleaseVisualTreeFlattener();
if (SerializationManager is IXpsSerializationManager)
{
(SerializationManager as IXpsSerializationManager).RegisterPageEnd();
}
//
// Signal to any registered callers that the Page has been serialized
//
XpsSerializationProgressChangedEventArgs progressEvent =
new XpsSerializationProgressChangedEventArgs(XpsWritingProgressChangeLevel.FixedPageWritingProgress,
0,
0,
null);
((IXpsSerializationManager)SerializationManager).OnXPSSerializationProgressChanged(progressEvent);
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSerializationEnd);
}
SaveAsXaml(
Object serializedObject
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSaveXpsBegin);
if (serializedObject == null)
{
throw new ArgumentNullException("serializedObject");
}
if (!IsSerializedObjectTypeSupported(serializedObject))
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NotSupported));
}
if (_isBatchMode && !_isSimulating)
{
XpsSerializationPrintTicketRequiredEventArgs printTicketEvent =
new XpsSerializationPrintTicketRequiredEventArgs(PrintTicketLevel.FixedDocumentSequencePrintTicket,
0);
OnNGCSerializationPrintTicketRequired(printTicketEvent);
StartDocument(null, true);
_isSimulating = true;
}
if (_isBatchMode)
{
StartPage();
}
if (!_isBatchMode &&
IsDocumentSequencePrintTicketRequired(serializedObject))
{
XpsSerializationPrintTicketRequiredEventArgs printTicketEvent =
new XpsSerializationPrintTicketRequiredEventArgs(PrintTicketLevel.FixedDocumentSequencePrintTicket,
0);
OnNGCSerializationPrintTicketRequired(printTicketEvent);
}
ReachSerializer reachSerializer = GetSerializer(serializedObject);
if (reachSerializer != null)
{
//
// Call top-level type serializer, it will walk through the contents and
// all CLR and DP properties of the object and invoke the proper serializer
// and typeconverter respectively
//
reachSerializer.SerializeObject(serializedObject);
if (_isBatchMode)
{
EndPage();
}
}
else
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NoSerializer));
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXSaveXpsEnd);
}
ConvertTo(
ITypeDescriptorContext context,
System.Globalization.CultureInfo culture,
object value,
Type destinationType
)
{
Toolbox.EmitEvent(EventTrace.Event.WClientDRXConvertImageBegin);
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!IsSupportedType(destinationType))
{
throw new NotSupportedException(SR.Get(SRID.Converter_ConvertToNotSupported));
}
//
// Check that we have a valid BitmapSource instance.
//
BitmapSource bitmapSource = (BitmapSource)value;
if (bitmapSource == null)
{
throw new ArgumentException(SR.Get(SRID.MustBeOfType, "value", "BitmapSource"));
}
//
// Get the current serialization manager.
//
PackageSerializationManager manager = (PackageSerializationManager)context.GetService(typeof(XpsSerializationManager));
//Get the image Uri if it has already been serialized
Uri imageUri = GetBitmapSourceFromImageTable(manager, bitmapSource);
//
// Get the current page image cache
//
Dictionary <int, Uri> currentPageImageTable = manager.ResourcePolicy.CurrentPageImageTable;
if (imageUri != null)
{
int uriHashCode = imageUri.GetHashCode();
if (!currentPageImageTable.ContainsKey(uriHashCode))
{
//
// Also, add a relationship for the current page to this image
// resource. This is needed to conform with Xps specification.
//
manager.AddRelationshipToCurrentPage(imageUri, XpsS0Markup.ResourceRelationshipName);
currentPageImageTable.Add(uriHashCode, imageUri);
}
}
else
{
//
// This image as never serialized before so we will do it now.
// Retrieve the image serialization service from the resource policy
//
IServiceProvider resourceServiceProvider = manager.ResourcePolicy;
XpsImageSerializationService imageService = (XpsImageSerializationService)resourceServiceProvider.GetService(typeof(XpsImageSerializationService));
if (imageService == null)
{
throw new XpsSerializationException(SR.Get(SRID.ReachSerialization_NoImageService));
}
//
// Obtain a valid encoder for the image.
//
BitmapEncoder encoder = imageService.GetEncoder(bitmapSource);
string imageMimeType = GetImageMimeType(encoder);
bool isSupportedMimeType = imageService.IsSupportedMimeType(bitmapSource);
//
// Acquire a writable stream from the serialization manager and encode
// and serialize the image into the stream.
//
XpsResourceStream resourceStream = manager.AcquireResourceStream(typeof(BitmapSource), imageMimeType);
bool bCopiedStream = false;
BitmapFrame bitmapFrame = bitmapSource as BitmapFrame;
if (isSupportedMimeType &&
bitmapFrame != null &&
bitmapFrame.Decoder != null
)
{
BitmapDecoder decoder = bitmapFrame.Decoder;
try
{
Uri sourceUri = new Uri(decoder.ToString());
Stream srcStream = MS.Internal.WpfWebRequestHelper.CreateRequestAndGetResponseStream(sourceUri);
CopyImageStream(srcStream, resourceStream.Stream);
srcStream.Close();
bCopiedStream = true;
}
catch (UriFormatException)
{
//the uri was not valid we will re-encode the image below
}
catch (WebException)
{
//Web Request failed we will re-encode the image below
}
}
if (!bCopiedStream)
{
Stream stream = new MemoryStream();
ReEncodeImage(bitmapSource, encoder, stream);
stream.Position = 0;
CopyImageStream(stream, resourceStream.Stream);
}
//
// Make sure to commit the resource stream by releasing it.
//
imageUri = resourceStream.Uri;
manager.ReleaseResourceStream(typeof(BitmapSource));
AddBitmapSourceToImageTables(manager, imageUri);
}
Toolbox.EmitEvent(EventTrace.Event.WClientDRXConvertImageEnd);
return(imageUri);
}
