marechai/Marechai.Data/Dtos/ResolutionViewModel.cs

/******************************************************************************
// MARECHAI: Master repository of computing history artifacts information
// ----------------------------------------------------------------------------
//
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// --[ License ] --------------------------------------------------------------
//
//     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 <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2003-2021 Natalia Portillo
*******************************************************************************/

namespace Marechai.ViewModels;

public class ResolutionViewModel : BaseViewModel<int>
{
    public int   Width     { get; set; }
    public int   Height    { get; set; }
    public long? Colors    { get; set; }
    public long? Palette   { get; set; }
    public bool  Chars     { get; set; }
    public bool  Grayscale { get; set; }

    public long? PaletteView => Palette ?? Colors;

    public override string ToString()
    {
        if(Chars)
        {
            if(Colors == null) return $"{Width}x{Height} characters";

            if(Palette != null && Colors != Palette)
            {
                return Grayscale
                           ? $"{Width}x{Height} characters at {Colors} grays from a palette of {Palette}"
                           : $"{Width}x{Height} characters at {Colors} colors from a palette of {Palette}";
            }

            return Colors == 2 && Grayscale
                       ? $"{Width}x{Height} black and white characters"
                       : $"{Width}x{Height} characters at {Colors} colors";
        }

        if(Colors == null) return $"{Width}x{Height} pixels";

        if(Palette != null && Colors != Palette)
        {
            return Grayscale
                       ? $"{Width}x{Height} pixels at {Colors} grays from a palette of {Palette}"
                       : $"{Width}x{Height} pixels at {Colors} colors from a palette of {Palette}";
        }

        return Colors == 2 && Grayscale
                   ? $"{Width}x{Height} black and white pixels"
                   : $"{Width}x{Height} pixels at {Colors} colors";
    }
}