/// <summary>
/// A GDI+ font object is used to setup the internal font objects.
/// </summary>
void InitializeFromGdi()
{
try
{
Lock.EnterFontFactory();
if (_gdiFontFamily != null)
{
// Create font based on its family.
_gdiFont = new Font(_gdiFontFamily, (float)_emSize, (GdiFontStyle)_style, GraphicsUnit.World);
}
if (_gdiFont != null)
{
#if DEBUG_
string name1 = _gdiFont.Name;
string name2 = _gdiFont.OriginalFontName;
string name3 = _gdiFont.SystemFontName;
#endif
_familyName = _gdiFont.FontFamily.Name;
// TODO: _glyphTypeface = XGlyphTypeface.GetOrCreateFrom(_gdiFont);
}
else
{
Debug.Assert(false);
}
if (_glyphTypeface == null)
{
_glyphTypeface = XGlyphTypeface.GetOrCreateFromGdi(_gdiFont);
}
CreateDescriptorAndInitializeFontMetrics();
}
finally { Lock.ExitFontFactory(); }
}
/// <summary>
/// Adds the specified font data to the global PrivateFontCollection.
/// Family name and style are automatically retrieved from the font.
/// </summary>
public static void Add(byte[] font)
{
IntPtr unmanagedPointer = Marshal.AllocCoTaskMem(font.Length);
Marshal.Copy(font, 0, unmanagedPointer, font.Length);
Singleton.GetPrivateFontCollection().AddMemoryFont(unmanagedPointer, font.Length);
// Do not free the memory here, AddMemoryFont stores a pointer, not a copy!
//Marshal.FreeCoTaskMem(ip);
XFontSource fontSource = XFontSource.GetOrCreateFrom(font);
string familyName = fontSource.FontName;
if (familyName.EndsWith(" Regular", StringComparison.OrdinalIgnoreCase))
{
familyName = familyName.Substring(0, familyName.Length - 8);
}
bool bold = fontSource.Fontface.os2.IsBold;
bool italic = fontSource.Fontface.os2.IsItalic;
IncompetentlyMakeAHackToFixAProblemYouWoldNeverHaveIfYouUseAFontResolver(fontSource, ref familyName, ref bold, ref italic);
string key = MakeKey(familyName, bold, italic);
Singleton._fontSources.Add(key, fontSource);
string typefaceKey = XGlyphTypeface.ComputeKey(familyName, bold, italic);
FontFactory.CacheExistingFontSourceWithNewTypefaceKey(typefaceKey, fontSource);
}
public static XGlyphTypeface GetOrCreateFromGdi(GdiFont gdiFont)
{
// $TODO THHO Lock???
string typefaceKey = ComputeKey(gdiFont);
XGlyphTypeface glyphTypeface;
if (GlyphTypefaceCache.TryGetGlyphTypeface(typefaceKey, out glyphTypeface))
{
// We have the glyph typeface already in cache.
return(glyphTypeface);
}
XFontFamily fontFamily = XFontFamily.GetOrCreateFromGdi(gdiFont);
XFontSource fontSource = XFontSource.GetOrCreateFromGdi(typefaceKey, gdiFont);
// Check if styles must be simulated.
XStyleSimulations styleSimulations = XStyleSimulations.None;
if (gdiFont.Bold && !fontSource.Fontface.os2.IsBold)
{
styleSimulations |= XStyleSimulations.BoldSimulation;
}
if (gdiFont.Italic && !fontSource.Fontface.os2.IsItalic)
{
styleSimulations |= XStyleSimulations.ItalicSimulation;
}
glyphTypeface = new XGlyphTypeface(typefaceKey, fontFamily, fontSource, styleSimulations, gdiFont);
GlyphTypefaceCache.AddGlyphTypeface(glyphTypeface);
return(glyphTypeface);
}
/// <summary>
/// Creates the TextBlock.
/// </summary>
public static TextBlock CreateTextBlock(string text, XGlyphTypeface glyphTypeface, double emSize, Brush brush)
{
TextBlock textBlock = new TextBlock();
textBlock.FontFamily = glyphTypeface.FontFamily;
textBlock.FontSource = glyphTypeface.FontSource;
textBlock.FontSize = emSize;
textBlock.FontWeight = glyphTypeface.IsBold ? FontWeights.Bold : FontWeights.Normal;
textBlock.FontStyle = glyphTypeface.IsItalic ? FontStyles.Italic : FontStyles.Normal;
textBlock.Foreground = brush;
textBlock.Text = text;
return(textBlock);
}
public static XGlyphTypeface GetOrCreateFromWpf(WpfTypeface wpfTypeface)
{
#if DEBUG
if (wpfTypeface.FontFamily.Source == "Segoe UI Semilight")
{
wpfTypeface.GetType();
}
#endif
//string typefaceKey = ComputeKey(wpfTypeface);
//XGlyphTypeface glyphTypeface;
//if (GlyphTypefaceCache.TryGetGlyphTypeface(typefaceKey, out glyphTypeface))
//{
// // We have the glyph typeface already in cache.
// return glyphTypeface;
//}
// Create WPF glyph typeface.
WpfGlyphTypeface wpfGlyphTypeface;
if (!wpfTypeface.TryGetGlyphTypeface(out wpfGlyphTypeface))
{
return(null);
}
string typefaceKey = ComputeKey(wpfGlyphTypeface);
string name1 = wpfGlyphTypeface.DesignerNames[FontHelper.CultureInfoEnUs];
string name2 = wpfGlyphTypeface.FaceNames[FontHelper.CultureInfoEnUs];
string name3 = wpfGlyphTypeface.FamilyNames[FontHelper.CultureInfoEnUs];
string name4 = wpfGlyphTypeface.ManufacturerNames[FontHelper.CultureInfoEnUs];
string name5 = wpfGlyphTypeface.Win32FaceNames[FontHelper.CultureInfoEnUs];
string name6 = wpfGlyphTypeface.Win32FamilyNames[FontHelper.CultureInfoEnUs];
XGlyphTypeface glyphTypeface;
if (GlyphTypefaceCache.TryGetGlyphTypeface(typefaceKey, out glyphTypeface))
{
// We have the glyph typeface already in cache.
return(glyphTypeface);
}
XFontFamily fontFamily = XFontFamily.GetOrCreateFromWpf(wpfTypeface.FontFamily);
XFontSource fontSource = XFontSource.GetOrCreateFromWpf(typefaceKey, wpfGlyphTypeface);
glyphTypeface = new XGlyphTypeface(typefaceKey, fontFamily, fontSource,
(XStyleSimulations)wpfGlyphTypeface.StyleSimulations,
wpfTypeface, wpfGlyphTypeface);
GlyphTypefaceCache.AddGlyphTypeface(glyphTypeface);
return(glyphTypeface);
}
void InitializeFromWpf()
{
if (_wpfFontFamily != null)
{
_wpfTypeface = FontHelper.CreateTypeface(_wpfFontFamily, _style);
}
if (_wpfTypeface != null)
{
_familyName = _wpfTypeface.FontFamily.FamilyNames[XmlLanguage.GetLanguage("en-US")];
_glyphTypeface = XGlyphTypeface.GetOrCreateFromWpf(_wpfTypeface);
}
else
{
Debug.Assert(false);
}
if (_glyphTypeface == null)
{
_glyphTypeface = XGlyphTypeface.GetOrCreateFrom(_familyName, new FontResolvingOptions(_style));
}
CreateDescriptorAndInitializeFontMetrics();
}
//// Methods
//public Font(Font prototype, FontStyle newStyle);
//public Font(FontFamily family, float emSize);
//public Font(string familyName, float emSize);
//public Font(FontFamily family, float emSize, FontStyle style);
//public Font(FontFamily family, float emSize, GraphicsUnit unit);
//public Font(string familyName, float emSize, FontStyle style);
//public Font(string familyName, float emSize, GraphicsUnit unit);
//public Font(FontFamily family, float emSize, FontStyle style, GraphicsUnit unit);
//public Font(string familyName, float emSize, FontStyle style, GraphicsUnit unit);
////public Font(FontFamily family, float emSize, FontStyle style, GraphicsUnit unit, byte gdiCharSet);
////public Font(string familyName, float emSize, FontStyle style, GraphicsUnit unit, byte gdiCharSet);
////public Font(FontFamily family, float emSize, FontStyle style, GraphicsUnit unit, byte gdiCharSet, bool gdiVerticalFont);
////public Font(string familyName, float emSize, FontStyle style, GraphicsUnit unit, byte gdiCharSet, bool gdiVerticalFont);
//public object Clone();
//private static FontFamily CreateFontFamilyWithFallback(string familyName);
//private void Dispose(bool disposing);
//public override bool Equals(object obj);
//protected override void Finalize();
//public static Font FromHdc(IntPtr hdc);
//public static Font FromHfont(IntPtr hfont);
//public static Font FromLogFont(object lf);
//public static Font FromLogFont(object lf, IntPtr hdc);
//public override int GetHashCode();
/// <summary>
/// Initializes this instance by computing the glyph typeface, font family, font source and TrueType fontface.
/// (PDFsharp currently only deals with TrueType fonts.)
/// </summary>
void Initialize()
{
#if DEBUG
if (_familyName == "Segoe UI Semilight" && (_style & XFontStyle.BoldItalic) == XFontStyle.Italic)
{
GetType();
}
#endif
FontResolvingOptions fontResolvingOptions = OverrideStyleSimulations
? new FontResolvingOptions(_style, StyleSimulations)
: new FontResolvingOptions(_style);
// HACK: 'PlatformDefault' is used in unit test code.
if (StringComparer.OrdinalIgnoreCase.Compare(_familyName, GlobalFontSettings.DefaultFontName) == 0)
{
#if CORE || GDI || WPF
_familyName = "Calibri";
#endif
}
// In principle an XFont is an XGlyphTypeface plus an em-size.
_glyphTypeface = XGlyphTypeface.GetOrCreateFrom(_familyName, fontResolvingOptions);
#if GDI // TODO: In CORE build it is not necessary to create a GDI font at all
// Create font by using font family.
XFontSource fontSource; // Not needed here.
_gdiFont = FontHelper.CreateFont(_familyName, (float)_emSize, (GdiFontStyle)(_style & XFontStyle.BoldItalic), out fontSource);
#endif
#if WPF && !SILVERLIGHT // Pure WPF
_wpfFontFamily = _glyphTypeface.FontFamily.WpfFamily;
_wpfTypeface = _glyphTypeface.WpfTypeface;
if (_wpfFontFamily == null)
{
_wpfFontFamily = new WpfFontFamily(Name);
}
if (_wpfTypeface == null)
{
_wpfTypeface = FontHelper.CreateTypeface(WpfFontFamily, _style);
}
#endif
#if WPF && SILVERLIGHT_ // Pure Silverlight 5
if (GlyphTypeface == null)
{
//Debug.Assert(Typeface == null);
// #P F C
//GlyphTypeface = XPrivateFontCollection.TryGetXGlyphTypeface(Name, _style);
//if (GlyphTypeface == null)
//{
// // HACK: Just make it work...
// GlyphTypeface = GlobalFontSettings.TryGetXGlyphTypeface(Name, _style, out Data);
//}
#if DEBUG
if (GlyphTypeface == null)
{
throw new Exception("No font: " + Name);
}
#endif
_wpfFamily = GlyphTypeface.FontFamily;
}
//if (Family == null)
// Family = new System.Windows.Media.FontFamily(Name);
//if (Typeface == null)
// Typeface = FontHelper.CreateTypeface(Family, _style);
#endif
CreateDescriptorAndInitializeFontMetrics();
}
public static XGlyphTypeface GetOrCreateFrom(string familyName, FontResolvingOptions fontResolvingOptions)
{
// Check cache for requested type face.
string typefaceKey = ComputeKey(familyName, fontResolvingOptions);
XGlyphTypeface glyphTypeface;
if (GlyphTypefaceCache.TryGetGlyphTypeface(typefaceKey, out glyphTypeface))
{
// Just return existing one.
return(glyphTypeface);
}
// Resolve typeface by FontFactory.
FontResolverInfo fontResolverInfo = FontFactory.ResolveTypeface(familyName, fontResolvingOptions, typefaceKey);
if (fontResolverInfo == null)
{
// No fallback - just stop.
throw new InvalidOperationException("No appropriate font found.");
}
#if CORE || GDI
GdiFont gdiFont = null;
#endif
#if WPF
WpfFontFamily wpfFontFamily = null;
WpfTypeface wpfTypeface = null;
WpfGlyphTypeface wpfGlyphTypeface = null;
#endif
#if UWP
// Nothing to do.
#endif
// Now create the font family at the first.
XFontFamily fontFamily;
PlatformFontResolverInfo platformFontResolverInfo = fontResolverInfo as PlatformFontResolverInfo;
if (platformFontResolverInfo != null)
{
#if CORE || GDI
// $TODO THHO Lock???
// Reuse GDI+ font from platform font resolver.
gdiFont = platformFontResolverInfo.GdiFont;
fontFamily = XFontFamily.GetOrCreateFromGdi(gdiFont);
#endif
#if WPF
#if !SILVERLIGHT
// Reuse WPF font family created from platform font resolver.
wpfFontFamily = platformFontResolverInfo.WpfFontFamily;
wpfTypeface = platformFontResolverInfo.WpfTypeface;
wpfGlyphTypeface = platformFontResolverInfo.WpfGlyphTypeface;
fontFamily = XFontFamily.GetOrCreateFromWpf(wpfFontFamily);
#else
fontFamily = XFontFamily.GetOrCreateFromWpf(new WpfFontFamily(familyName));
#endif
#endif
#if NETFX_CORE || UWP
fontFamily = null;
#endif
}
else
{
// Create new and exclusively used font family for custom font resolver retrieved font source.
fontFamily = XFontFamily.CreateSolitary(fontResolverInfo.FaceName);
}
// We have a valid font resolver info. That means we also have an XFontSource object loaded in the cache.
////XFontSource fontSource = FontFactory.GetFontSourceByTypefaceKey(fontResolverInfo.FaceName);
XFontSource fontSource = FontFactory.GetFontSourceByFontName(fontResolverInfo.FaceName);
Debug.Assert(fontSource != null);
// Each font source already contains its OpenTypeFontface.
#if CORE || GDI
glyphTypeface = new XGlyphTypeface(typefaceKey, fontFamily, fontSource, fontResolverInfo.StyleSimulations, gdiFont);
#endif
#if WPF
glyphTypeface = new XGlyphTypeface(typefaceKey, fontFamily, fontSource, fontResolverInfo.StyleSimulations, wpfTypeface, wpfGlyphTypeface);
#endif
#if NETFX_CORE || UWP
glyphTypeface = new XGlyphTypeface(typefaceKey, fontFamily, fontSource, fontResolverInfo.StyleSimulations);
#endif
#if __IOS__
glyphTypeface = new XGlyphTypeface(typefaceKey, fontSource);
#endif
glyphTypeface = new XGlyphTypeface(typefaceKey, fontSource);
GlyphTypefaceCache.AddGlyphTypeface(glyphTypeface);
return(glyphTypeface);
}
public bool TryGetGlyphTypeface(out XGlyphTypeface glyphTypeface)
{
glyphTypeface = null;
return(false);
}