private static void EnsureSystemFontCache()
{
if (FontResolver.gdiFontFamilyToFontFileMap != null)
{
return;
}
FontResolver.gdiFontFamilyToFontFileMap = new Dictionary <string, List <string> >();
FontResolver.wpfFontFamilyToFontFileMap = new Dictionary <string, List <string> >();
foreach (string str in Directory.GetFiles(FontEmbedder.SystemFontsDirectory))
{
foreach (Typeface typeface in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(str))
{
bool useGdiFontNames1 = true;
string serializeFontFamilyName1 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames1);
bool useGdiFontNames2 = false;
string serializeFontFamilyName2 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames2);
FontResolver.StoreSystemFont(FontResolver.gdiFontFamilyToFontFileMap, serializeFontFamilyName1, str);
FontResolver.StoreSystemFont(FontResolver.wpfFontFamilyToFontFileMap, serializeFontFamilyName2, str);
if (serializeFontFamilyName1 != serializeFontFamilyName2)
{
FontResolver.gdiToWpfSystemFontNameMap[serializeFontFamilyName1] = serializeFontFamilyName2;
FontResolver.wpfToGdiSystemFontNameMap[serializeFontFamilyName2] = serializeFontFamilyName1;
}
}
}
}
private static void AddFontFileToCache(string fontFile, Dictionary <string, List <KeyValuePair <Typeface, string> > > cache, bool useGdiFontNames, Dictionary <string, string> gdiFontNameMap, Dictionary <string, string> wpfFontNameMap)
{
foreach (string str in FontEmbedder.GetFontNamesInFile(fontFile, useGdiFontNames))
{
string index = FontFamilyHelper.EnsureFamilyName(str);
FontFamily fontFamily = new FontFamily(fontFile + "#" + index);
List <KeyValuePair <Typeface, string> > list;
if (!cache.TryGetValue(str, out list))
{
list = new List <KeyValuePair <Typeface, string> >();
cache[index] = list;
}
foreach (Typeface key in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(fontFile))
{
list.Add(new KeyValuePair <Typeface, string>(key, fontFamily.Source));
}
}
if (gdiFontNameMap == null)
{
return;
}
foreach (Typeface typeface in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(fontFile))
{
bool useGdiFontNames1 = true;
string serializeFontFamilyName1 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames1);
bool useGdiFontNames2 = false;
string serializeFontFamilyName2 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames2);
if (serializeFontFamilyName1 != serializeFontFamilyName2 && !string.IsNullOrEmpty(serializeFontFamilyName1) && !string.IsNullOrEmpty(serializeFontFamilyName2))
{
gdiFontNameMap[serializeFontFamilyName1] = serializeFontFamilyName2;
wpfFontNameMap[serializeFontFamilyName2] = serializeFontFamilyName1;
}
}
}
private static void RemoveFontFileFromCache(string fontFile, Dictionary <string, List <KeyValuePair <Typeface, string> > > cache, bool useGdiFontNames)
{
foreach (string familyName in FontEmbedder.GetFontNamesInFile(fontFile, useGdiFontNames))
{
string key = FontFamilyHelper.EnsureFamilyName(familyName);
List <KeyValuePair <Typeface, string> > list;
if (cache.TryGetValue(key, out list))
{
using (IEnumerator <Typeface> enumerator = FontEmbedder.GetTypefacesSafe(fontFile).GetEnumerator())
{
while (enumerator.MoveNext())
{
Typeface typeface = enumerator.Current;
list.RemoveAll((Predicate <KeyValuePair <Typeface, string> >)(putativeTypeface => typeface == putativeTypeface.Key));
}
}
if (list.Count == 0)
{
cache.Remove(key);
}
}
}
}
public static void CreateSystemFontFamiliesCache()
{
PerformanceUtility.StartPerformanceSequence(PerformanceEvent.FontCacheInitialization);
Dictionary <string, SystemFontFamily> fontFileMap1 = new Dictionary <string, SystemFontFamily>();
Dictionary <string, SystemFontFamily> fontFileMap2 = new Dictionary <string, SystemFontFamily>();
foreach (string str in Directory.GetFiles(FontEmbedder.SystemFontsDirectory))
{
foreach (Typeface typeface in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(str))
{
bool useGdiFontNames1 = false;
FontEmbedder.StoreSystemFont(str, typeface, fontFileMap1, useGdiFontNames1);
bool useGdiFontNames2 = true;
FontEmbedder.StoreSystemFont(str, typeface, fontFileMap2, useGdiFontNames2);
}
}
FontEmbedder.wpfFonts = (IEnumerable <SystemFontFamily>)Enumerable.ToList <SystemFontFamily>((IEnumerable <SystemFontFamily>)fontFileMap1.Values);
SystemFontFamily systemFontFamily = new SystemFontFamily(new FontFamily("Portable User Interface"));
fontFileMap2["Portable User Interface"] = systemFontFamily;
FontEmbedder.gdiFonts = (IEnumerable <SystemFontFamily>)Enumerable.ToList <SystemFontFamily>((IEnumerable <SystemFontFamily>)fontFileMap2.Values);
PerformanceUtility.EndPerformanceSequence(PerformanceEvent.FontCacheInitialization);
}