Font style in TextBlock from Isolated Storage in Windows Phone
void FileStreamingCompleted(object sender, FileStreamingCompletedEventArgs e) { IsolatedStorageFile file = IsolatedStorageFile.GetUserStoreForApplication(); FontSource objFontSource; using (IsolatedStorageFileStream fs = new IsolatedStorageFileStream ("Font.ttf",System.IO.FileMode.Create, file)) { fs.Write(e.Result.byteArray, 0, e.Result.byteArray.Length); } using (IsolatedStorageFileStream fileStream = file.OpenFile("Font.ttf", FileMode.Open, FileAccess.Read)) { StreamReader reader = new StreamReader(fileStream); objFontSource = new FontSource(reader.BaseStream); MyTextBlock.FontFamily = new FontFamily("Font Name"); MyTextBlock.FontSource = objFontSource; } MyTextBlock.Text = "Changed Font"; }