internal void PrepareTypeface(FormattedTextBlock textdisplay = null)
{
// Reference to the text display
if (textdisplay != null)
{
formattedTextBlockRef = textdisplay;
}
// If there is not typeface, it creates one
if (typeface == null)
{
typeface = new Typeface(FontFamily, FontStyle.Value, FontWeight.Value, FontStretch.Value);
}
// Tries to load the glyphTypeface
if (!typeface.TryGetGlyphTypeface(out glyphTypeface))
{
// If failed loading the glyphTypeface, the it tries with the default
typeface = System.Windows.SystemFonts.MessageFontFamily.GetTypefaces().FirstOrDefault();
if (!typeface.TryGetGlyphTypeface(out glyphTypeface))
{
throw new InvalidOperationException("Application failed loading GlyphTypeFace for the specified font and the default font.");
}
}
}
public FontFormatCollection()
{
Items = new List <T>();
formattedTextBlockRef = null;
}