ShrlAlgoToolkit/ShrlAlgoToolkit.RevitAddins/RvMEP/RoomCheckItem.cs

using Autodesk.Revit.DB;
using Autodesk.Revit.DB.Architecture;
using CommunityToolkit.Mvvm.ComponentModel;
using ShrlAlgoToolkit.Core.Assists;

namespace ShrlAlgoToolkit.RevitAddins.RvMEP
{
    public partial class RoomCheckItem : ObservableObject
    {
        [ObservableProperty]
        public partial bool IsSelected { get; set; }

        [ObservableProperty]
        public partial string Name { get; set; }

        [ObservableProperty]
        public partial Room Room { get; set; }
        // 当 Room 属性被赋值时，这个方法会被自动调用
        partial void OnRoomChanged(Room value)
        {
            // 只有当 Room 不为空时才计算默认颜色
            if (value != null)
            {
                // 这里实现了“初始值”逻辑：每当 Room 变了，Color 就重置为 Room 对应的颜色
                Color = ColorAssist.GetDistinctColorById(value.Id);
            }
        }
        [ObservableProperty]
        public partial Color Color { get; set; }

    }
}