public static XGlyphTypeface GetOrCreateFromGdi(GdiFont gdiFont)
{
// $TODO THHO Lock???
string typefaceKey = ComputeKey(gdiFont);
if (GlyphTypefaceCache.TryGetGlyphTypeface(typefaceKey, out XGlyphTypeface 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);
}
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;
//}
// Lock around TryGetGlyphTypeface and AddGlyphTypeface.
try
{
Lock.EnterFontFactory();
// 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);
}
finally { Lock.ExitFontFactory(); }
}
const string KeyPrefix = "tk:"; // "typeface key"
#if CORE || GDI
XGlyphTypeface(string key, XFontFamily fontFamily, XFontSource fontSource, XStyleSimulations styleSimulations, GdiFont gdiFont)
{
Key = key;
FontFamily = fontFamily;
FontSource = fontSource;
Fontface = OpenTypeFontface.CetOrCreateFrom(fontSource);
Debug.Assert(ReferenceEquals(FontSource.Fontface, Fontface));
GdiFont = gdiFont;
StyleSimulations = styleSimulations;
Initialize();
}
XGlyphTypeface(string key, XFontFamily fontFamily, XFontSource fontSource, XStyleSimulations styleSimulations)
{
_key = key;
_fontFamily = fontFamily;
_fontSource = fontSource;
_styleSimulations = styleSimulations;
_fontface = OpenTypeFontface.CetOrCreateFrom(fontSource);
Debug.Assert(ReferenceEquals(_fontSource.Fontface, _fontface));
//_wpfTypeface = wpfTypeface;
//_wpfGlyphTypeface = wpfGlyphTypeface;
Initialize();
}
/// <summary>
/// Initializes a new instance of the <see cref="XGlyphTypeface"/> class by a font source.
/// </summary>
public XGlyphTypeface(XFontSource fontSource)
{
string familyName = fontSource.Fontface.name.Name;
_fontFamily = new XFontFamily(familyName, false);
_fontface = fontSource.Fontface;
_isBold = _fontface.os2.IsBold;
_isItalic = _fontface.os2.IsItalic;
_key = ComputeKey(familyName, _isBold, _isItalic);
//_fontFamily =xfont FontFamilyCache.GetFamilyByName(familyName);
_fontSource = fontSource;
Initialize();
}
public XTypeface_not_yet_used(XFontFamily family, XFontStyle style)
{
_family = family;
_style = style;
}
public static XGlyphTypeface GetOrCreateFrom(string familyName, FontResolvingOptions fontResolvingOptions)
{
// Check cache for requested type face.
string typefaceKey = ComputeKey(familyName, fontResolvingOptions);
XGlyphTypeface glyphTypeface;
try
{
// Lock around TryGetGlyphTypeface and AddGlyphTypeface.
Lock.EnterFontFactory();
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;
if (fontResolverInfo is PlatformFontResolverInfo platformFontResolverInfo)
{
// Case: fontResolverInfo was created by platform font resolver
// and contains platform specific objects that are reused.
#if CORE || GDI
// 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
{
// Case: fontResolverInfo was created by custom font resolver.
// Get or create font family for custom font resolver retrieved font source.
fontFamily = XFontFamily.GetOrCreateFontFamily(familyName);
}
// We have a valid font resolver info. That means we also have an XFontSource object loaded in the cache.
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
GlyphTypefaceCache.AddGlyphTypeface(glyphTypeface);
}
finally { Lock.ExitFontFactory(); }
return(glyphTypeface);
}
/// <summary>
/// Determines whether the style is available as a glyph type face in the specified font family, i.e. the specified style is not simulated.
/// </summary>
public static bool IsStyleAvailable(XFontFamily family, XGdiFontStyle style)
{
style &= XGdiFontStyle.BoldItalic;
#if !SILVERLIGHT
// TODOWPF: check for correctness
// FontDescriptor descriptor = FontDescriptorCache.GetOrCreateDescriptor(family.Name, style);
//XFontMetrics metrics = descriptor.FontMetrics;
// style &= XFontStyle.Regular | XFontStyle.Bold | XFontStyle.Italic | XFontStyle.BoldItalic; // same as XFontStyle.BoldItalic
List <WpfTypeface> typefaces = new List <WpfTypeface>(family.WpfFamily.GetTypefaces());
foreach (WpfTypeface typeface in typefaces)
{
bool bold = typeface.Weight == FontWeights.Bold;
bool italic = typeface.Style == FontStyles.Italic;
switch (style)
{
case XGdiFontStyle.Regular:
if (!bold && !italic)
{
return(true);
}
break;
case XGdiFontStyle.Bold:
if (bold && !italic)
{
return(true);
}
break;
case XGdiFontStyle.Italic:
if (!bold && italic)
{
return(true);
}
break;
case XGdiFontStyle.BoldItalic:
if (bold && italic)
{
return(true);
}
break;
}
////// typeface.sty
////// bool available = false;
////// GlyphTypeface glyphTypeface;
////// if (typeface.TryGetGlyphTypeface(out glyphTypeface))
////// {
//////#if DEBUG_
////// glyphTypeface.GetType();
//////#endif
////// available = true;
////// }
////// if (available)
////// return true;
}
return(false);
#else
return(true); // AGHACK
#endif
}
