Ocarina2/Ocarina2/Converter/AlbumArtConverter.cs

45 lines
1.7 KiB
C#

using System;
using System.Globalization;
using System.IO;
using Avalonia.Data;
using Avalonia.Data.Converters;
using Avalonia.Media.Imaging;
using Material.Icons;
using Material.Icons.Avalonia;
using TagLib;
namespace Ocarina2.Converter;
public class AlbumArtConverter:IValueConverter
{
/*
OCARINA2 Open-source music player and library manager
Copyright (C) 2023 Matyáš Caras
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
{
if (value == null) return new MaterialIconExt(MaterialIconKind.Music);
if(value is not IPicture[] p) return new BindingNotification(new InvalidCastException(), BindingErrorType.Error);
if(p.Length==0)return new MaterialIconExt(MaterialIconKind.Music);
var stream = new MemoryStream(p[0].Data.Data);
return new Bitmap(stream);
}
public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
{
throw new NotImplementedException();
}
}