SetSubsetCommitPolicy(FontSubsetterCommitPolicies policy)
{
if (policy == FontSubsetterCommitPolicies.CommitEntireSequence &&
_commitCountPolicy != 1)
{
throw new ArgumentOutOfRangeException(SR.Get(SRID.ReachPackaging_SequenceCntMustBe1));
}
_commitPolicy = policy;
}
SetFontSubsettingPolicy(FontSubsetterCommitPolicies policy)
{
IServiceProvider resourceServiceProvider = (IServiceProvider)ResourcePolicy;
XpsFontSerializationService fontService = (XpsFontSerializationService)resourceServiceProvider.GetService(typeof(XpsFontSerializationService));
if (fontService != null)
{
XpsFontSubsetter fontSubsetter = fontService.FontSubsetter;
fontSubsetter.SetSubsetCommitPolicy(policy);
}
}
SubsetComplete(INode node)
{
FontSubsetterCommitPolicies signal = FontSubsetterCommitPolicies.CommitPerPage;
bool validSubsetNode = true;
bool subsetComplete = false;
if (node is IXpsFixedDocumentSequenceWriter)
{
signal = FontSubsetterCommitPolicies.CommitEntireSequence;
}
else
if (node is IXpsFixedDocumentWriter)
{
signal = FontSubsetterCommitPolicies.CommitPerDocument;
}
else
if (node is IXpsFixedPageWriter)
{
signal = FontSubsetterCommitPolicies.CommitPerPage;
}
else
{
validSubsetNode = false;
}
if (validSubsetNode)
{
XpsFontSerializationService fontService = (XpsFontSerializationService)GetService(typeof(XpsFontSerializationService));
if (fontService != null)
{
XpsFontSubsetter fontSubsetter = fontService.FontSubsetter;
subsetComplete = fontSubsetter.CommitFontSubsetsSignal(signal);
}
}
return(subsetComplete);
}
CommitFontSubsetsSignal(
FontSubsetterCommitPolicies signal
)
{
//
// flag indicating if this signal completed a subset
//
bool completedSubset = false;
if (signal == FontSubsetterCommitPolicies.CommitPerPage)
{
foreach (FEMCacheItem item in _fontEmbeddingManagerCache.Values)
{
if (item != null)
{
item.AddRelationship();
item.CurrentPageReferences = false;
}
}
}
else
if (signal == FontSubsetterCommitPolicies.CommitPerDocument &&
_commitPolicy == FontSubsetterCommitPolicies.CommitEntireSequence)
{
foreach (FEMCacheItem item in _fontEmbeddingManagerCache.Values)
{
if (item != null)
{
item.AddRestrictedRelationship();
}
}
}
//
// If we recieve a signal to commit a superset of what we are commiting on
// i.e. Document Signal with commit Policy is per page
// we must commit
//
if (signal >= _commitPolicy)
{
if (signal == _commitPolicy)
{
_currentCommitCnt++;
}
if (signal > _commitPolicy || _currentCommitCnt % _commitCountPolicy == 0)
{
foreach (FEMCacheItem item in _fontEmbeddingManagerCache.Values)
{
if (item != null && _commitPolicy != FontSubsetterCommitPolicies.None)
{
item.Commit();
//
// We will be removing this FEMCacheItem from the cache
// after this loop so we must add its document relationship
// if restricted. If the policy is CommitPerDocumentSequence
// we do not need to add since it will have been added at the document signal
//
if (signal != FontSubsetterCommitPolicies.CommitEntireSequence)
{
item.AddRestrictedRelationship();
}
}
}
_fontEmbeddingManagerCache.Clear();
_currentCommitCnt = 0;
completedSubset = true;
}
}
return(completedSubset);
}
