private static void EnumFonts(IDWriteFontCollection coll)
{
var count = coll.GetFontFamilyCount();
var locale = System.Globalization.CultureInfo.CurrentCulture.Name;
for (var i = 0U; i < count; i++)
{
try
{
using var pFontFam = ComReleaserFactory.Create(coll.GetFontFamily(i));
using var pFamNames = ComReleaserFactory.Create(pFontFam.Item.GetFamilyNames());
pFamNames.Item.FindLocaleName(locale, out var index, out var exists);
if (!exists)
{
index = 0;
}
var len = pFamNames.Item.GetStringLength(index) + 1;
var str = new StringBuilder((int)len);
pFamNames.Item.GetString(index, str, len);
TestContext.WriteLine(str);
}
catch (Exception ex)
{
TestContext.WriteLine("ERROR: " + ex.Message);
}
}
}
public static IReadOnlyList <IDWriteFontFamily> GetFamilies(this IDWriteFontCollection collection)
{
if (collection == null)
{
throw new ArgumentNullException(nameof(collection));
}
var list = new List <IDWriteFontFamily>((int)collection.GetFontFamilyCount());
for (var i = 0; i < list.Capacity; i++)
{
collection.GetFontFamily((uint)i, out var family).ThrowOnError();
list.Add(family);
}
return(list);
}