public IGlyphTypefaceImpl CreateGlyphTypeface(Typeface typeface)
{
SKTypeface skTypeface = null;
if (typeface.FontFamily.Key == null)
{
var defaultName = SKTypeface.Default.FamilyName;
var fontStyle = new SKFontStyle((SKFontStyleWeight)typeface.Weight, (SKFontStyleWidth)typeface.Stretch,
(SKFontStyleSlant)typeface.Style);
foreach (var familyName in typeface.FontFamily.FamilyNames)
{
if (familyName == FontFamily.DefaultFontFamilyName)
{
continue;
}
skTypeface = _skFontManager.MatchFamily(familyName, fontStyle);
if (skTypeface is null ||
(!skTypeface.FamilyName.Equals(familyName, StringComparison.Ordinal) &&
defaultName.Equals(skTypeface.FamilyName, StringComparison.Ordinal)))
{
continue;
}
break;
}
// MatchTypeface can return "null" if matched typeface wasn't found for the style
// Fallback to the default typeface and styles instead.
skTypeface ??= _skFontManager.MatchTypeface(SKTypeface.Default, fontStyle)
?? SKTypeface.Default;
}
else
{
var fontCollection = SKTypefaceCollectionCache.GetOrAddTypefaceCollection(typeface.FontFamily);
skTypeface = fontCollection.Get(typeface);
}
if (skTypeface == null)
{
throw new InvalidOperationException(
$"Could not create glyph typeface for: {typeface.FontFamily.Name}.");
}
var isFakeBold = (int)typeface.Weight >= 600 && !skTypeface.IsBold;
var isFakeItalic = typeface.Style == FontStyle.Italic && !skTypeface.IsItalic;
return(new GlyphTypefaceImpl(skTypeface, isFakeBold, isFakeItalic));
}
public IGlyphTypefaceImpl CreateGlyphTypeface(Typeface typeface)
{
SKTypeface skTypeface = null;
if (typeface.FontFamily.Key == null)
{
var defaultName = SKTypeface.Default.FamilyName;
var fontStyle = new SKFontStyle((SKFontStyleWeight)typeface.Weight, SKFontStyleWidth.Normal, (SKFontStyleSlant)typeface.Style);
foreach (var familyName in typeface.FontFamily.FamilyNames)
{
skTypeface = _skFontManager.MatchFamily(familyName, fontStyle);
if (skTypeface is null ||
(!skTypeface.FamilyName.Equals(familyName, StringComparison.Ordinal) &&
defaultName.Equals(skTypeface.FamilyName, StringComparison.Ordinal)))
{
continue;
}
break;
}
skTypeface ??= _skFontManager.MatchTypeface(SKTypeface.Default, fontStyle);
}
else
{
var fontCollection = SKTypefaceCollectionCache.GetOrAddTypefaceCollection(typeface.FontFamily);
skTypeface = fontCollection.Get(typeface);
}
if (skTypeface == null)
{
throw new InvalidOperationException(
$"Could not create glyph typeface for: {typeface.FontFamily.Name}.");
}
return(new GlyphTypefaceImpl(skTypeface));
}