MyAvaloniaDemo/AuroraDesk.Core/Interfaces/INodeCanvasService.cs

using AuroraDesk.Core.Entities;
using System.Collections.Generic;
using System.Collections.ObjectModel;

namespace AuroraDesk.Core.Interfaces;

/// <summary>
/// 节点画布服务接口
/// </summary>
public interface INodeCanvasService
{
    /// <summary>
    /// 节点集合
    /// </summary>
    ObservableCollection<Node> Nodes { get; }

    /// <summary>
    /// 连接集合
    /// </summary>
    ObservableCollection<Connection> Connections { get; }

    /// <summary>
    /// 添加节点到画布
    /// </summary>
    void AddNode(Node node);

    /// <summary>
    /// 移除节点（同时移除相关连接）
    /// </summary>
    void RemoveNode(Node node);

    /// <summary>
    /// 更新节点位置
    /// </summary>
    void UpdateNodePosition(Node node, double x, double y);

    /// <summary>
    /// 创建连接
    /// </summary>
    bool CreateConnection(ConnectionPoint sourcePoint, ConnectionPoint targetPoint);

    /// <summary>
    /// 移除连接
    /// </summary>
    void RemoveConnection(Connection connection);

    /// <summary>
    /// 获取节点的所有连接
    /// </summary>
    IEnumerable<Connection> GetNodeConnections(Node node);

    /// <summary>
    /// 清除所有节点和连接
    /// </summary>
    void Clear();
}