TeamAAS-2.5/TeamAAS.Core/TeamAAS.Camera/UI/CameraDebugPageFactory.cs

using System;
using System.Reflection;
using System.Windows;
using TeamAAS.Camera.Attributes;
using TeamAAS.Camera.Interfaces;

namespace TeamAAS.Camera.UI
{
    /// <summary>
    /// 调试页工厂：按相机类型上的 [Camera] 特性选择调试页类型，
    /// 未指定 DebugPageType 时回退到默认调试页（DefaultCameraDebugPage）。
    /// 创建成功后自动把相机实例绑定给实现了 ICameraDebugPage 的页面。
    /// </summary>
    public static class CameraDebugPageFactory
    {
        public static FrameworkElement Create(ICamera camera)
        {
            Type pageType = typeof(DefaultCameraDebugPage);

            if (camera != null)
            {
                var attr = camera.GetType().GetCustomAttribute<CameraAttribute>(inherit: false);
                if (attr?.DebugPageType != null &&
                    typeof(FrameworkElement).IsAssignableFrom(attr.DebugPageType))
                {
                    pageType = attr.DebugPageType;
                }
            }

            FrameworkElement page = null;
            try
            {
                page = Activator.CreateInstance(pageType) as FrameworkElement;
            }
            catch (Exception ex)
            {
                // 自定义页构造失败不应拖垮设置页，退回默认页
                System.Diagnostics.Debug.WriteLine($"创建调试页 {pageType.Name} 失败: {ex.Message}");
            }

            if (page == null)
                page = new DefaultCameraDebugPage();

            if (camera != null && page is ICameraDebugPage bindable)
                bindable.BindCamera(camera);

            return page;
        }
    }
}