public static IComObject <T> CreateTextFormat <T>(this IDWriteFactory factory,
string familyName,
float size,
IDWriteFontCollection fonts = null,
DWRITE_FONT_WEIGHT weight = DWRITE_FONT_WEIGHT.DWRITE_FONT_WEIGHT_NORMAL,
DWRITE_FONT_STYLE style = DWRITE_FONT_STYLE.DWRITE_FONT_STYLE_NORMAL,
DWRITE_FONT_STRETCH stretch = DWRITE_FONT_STRETCH.DWRITE_FONT_STRETCH_NORMAL,
string localeName = null) where T : IDWriteTextFormat
{
if (factory == null)
{
throw new ArgumentNullException(nameof(factory));
}
if (familyName == null)
{
throw new ArgumentNullException(nameof(familyName));
}
localeName = localeName ?? string.Empty;
factory.CreateTextFormat(familyName, fonts, weight, style, stretch, size, localeName, out var format).ThrowOnError();
return(new ComObject <T>((T)format));
}
