using System.Data;
using static Hydro.MapViewEnum;
using Cursor = System.Windows.Forms.Cursor;

namespace Hydro
{
    public partial class empty
    {

    }
    public class TContainer
    {

        public MapDimensions mapOption = new MapDimensions();

        public Template newTemplate  = null;

        public Template template = null;

    }
    public partial class MapViewer
    {

        #region 核心属性
        TContainer TC = new TContainer();


        /// <summary>
        /// 地图选项
        /// </summary>
        public MapDimensions mapOption 
        {
            get { return TC.mapOption; }
            set { TC.mapOption = value; }
        }
        /// <summary>
        /// 地图选项_起始操作时
        /// </summary>
        private MapDimensions mapOption0 = new MapDimensions();
        /// <summary>
        /// 临时管网层
        /// </summary>
        [Browsable(false)]
        public Template _newTemplate
        {
            get { return TC.newTemplate; }
            set { TC.newTemplate = value; }
        }


        [Browsable(false)]
        public Template _Template
        {
            get {return TC.template; }
            set
            {
                TC.template = value;

                label_file.Text = TC.template?.filePath;
            }
        }

        #endregion
        #region 交互属性
        /// <summary>
        /// 悬停对象
        /// </summary>
        private List<IBaseViewModel> hoveredObjs = new List<IBaseViewModel>();
        /// <summary>
        /// 选中对象
        /// </summary>
        public List<IBaseViewModel> selectedObjs = new List<IBaseViewModel>();


        private List<NodeViewModel> selectedNodes => selectedObjs.FindAll(o => o is NodeViewModel).Select(o => (NodeViewModel)o).ToList();
        private List<LinkViewModel> selectedLinks => selectedObjs.FindAll(o => o is LinkViewModel).Select(o => (LinkViewModel)o).ToList();

        MouseState _mouseState = MouseState.无;
        private NodeViewModel _OperaNode = null;
        public PointF mouseXY = new PointF(0, 0);

        PointF DragStartPos;
        PointF _ClickStartPos;
        PointF RotaStartPos;
        PointF BackGroudPicLeftPos;
        bool _isPanning;
        /// <summary>
        /// 拖拽选择
        /// </summary>
        bool _isDragging;
        bool _isRotating;
        bool _isPainting;
        

        PointF mousePosition;
        // control+鼠标中间按下缩放
        bool _isInsertingObject = false;
        bool _isMovingObject = false;
        bool _isPastingObject = false;
        Cursor _lastCursor;
        object _undoOldValue = null;
        private List<PointF> polygonPoints = new List<PointF>();

        private bool _isDrawingPolygon;

        #endregion
        #region 新增管网（辅助）

        MapViewNetWork _NewNet
        {
            get
            {
                if (_newTemplate==null) _newTemplate = new Template();
                if (_newTemplate.network == null) _newTemplate.network = new MapViewNetWork(); 
                return _newTemplate.network;
            }
        }
        #endregion
        #region 显示选项（辅助）


        private string _StartPoint = null;
        private string _EndPoint = null;
        //private bool __isEditMode = true;
        [Browsable(false)]
        public bool _IsEditMode
        {
            get { return this.mapOption?.isEditMode??true; }
            set
            {
                toolStripComboBox_浏览模式.Text = value ? "编辑模式" : "浏览模式";
                
                if (this.mapOption!=null) this.mapOption.isEditMode = value;
                转换为ToolStripMenuItem.Visible = _IsEditMode;
                toolStripSeparator9.Visible = _IsEditMode;
                删除ToolStripMenuItem.Visible = _IsEditMode;
                删除ToolStripMenuItem1.Visible = _IsEditMode;

                复制ToolStripMenuItem.Visible = _IsEditMode;
                复制ToolStripMenuItem1.Visible = _IsEditMode;
                粘贴ToolStripMenuItem.Visible = _IsEditMode;
                粘贴ToolStripMenuItem1.Visible = _IsEditMode;
                设置长度ToolStripMenuItem.Visible = _IsEditMode;
                设为关闭ToolStripMenuItem.Visible = _IsEditMode;
                设为立管点ToolStripMenuItem.Visible = _IsEditMode;
                对齐ToolStripMenuItem.Visible = _IsEditMode;
                对齐ToolStripMenuItem1.Visible = _IsEditMode;

                toolStripButton_新建节点.Enabled = _IsEditMode;
                toolStripButton_新建管线.Enabled = _IsEditMode;
                toolStripButton_新建立管.Enabled = _IsEditMode;
                toolStripButton_添加水库.Enabled = _IsEditMode;
                toolStripButton_添加水池.Enabled = _IsEditMode;
                toolStripButton_添加水表.Enabled = _IsEditMode;
                toolStripButton_添加阀门.Enabled = _IsEditMode;
                toolStripButton_重复器.Enabled = _IsEditMode;
       


            }
        }

   
        [Browsable(false)]
        public float Link_multiply
        {
            get
            {
                if (_Template == null || _Template.mapOption == null) return 1.0f;
                return _Template.mapOption.Link_multiply;
            }
            set
            {
                if (_Template == null || _Template.mapOption == null) return;_Template.mapOption.Link_multiply = value;
            }
        }
        [Browsable(false)]
        public float junction_multiply
        {
            get
            {
                if (_Template == null || _Template.mapOption == null) return 1.0f;
                return _Template.mapOption.junction_multiply;
            }
            set
            {
                if (_Template == null || _Template.mapOption == null) return;_Template.mapOption.junction_multiply = value;
            }
        }
        [DisplayName("显示阀门")]
      
        public bool _ShowValve
        {
            get
            {
                if (_Template == null || _Template.mapOption == null) return true;
                return _Template.mapOption._ShowValve;
            }
            set
            {
                if (_Template == null || _Template.mapOption == null) return;_Template.mapOption._ShowValve = value;
            }
        }
        [DisplayName("显示节点")]
        public bool _ShowJunction
        {
            get
            {
                if (_Template == null || _Template.mapOption == null) return true;
                return _Template.mapOption._ShowJunction;
            }
            set
            {
                
                if (_Template == null || _Template.mapOption == null) return;_Template.mapOption._ShowJunction = value;
            }
        }
        string _filePath
        {
            get
            {
                if (string.IsNullOrEmpty(_Template?.filePath))
                    return null;
				string path=_Template.filePath.TrimStart('\\');
                return
                    Path.Combine(Directory.GetCurrentDirectory(), path);
            }
            //set 
            //{

            //    _Template.路径 = value; 
            //} 
        }
        private MapViewNetWork _Network
        {
            get
            {
                return _Template?.network;
            }
        }
        #endregion
        #region 管网属性（辅助）
        [Browsable(false)]
        public List<NodeCalcModel> _Nodes
        {
            get { return _Network?.Nodes??new List<NodeCalcModel>(); }

        }
        [Browsable(false)]
        public List<LinkCalcModel> _Links
        {
            get { return _Network?.Links??new List<LinkCalcModel>(); }

        }

        private List<Area> _areas = new List<Area>();
        [Browsable(false)]
        public List<Area> _Areas
        {
            get { return _areas; }

        }
        #endregion
        #region 视角设置（辅助）

        

        private const float MinZoom = 0.1f;
        private const float MaxZoom = 1000.0f;

        [DisplayName("缩放系数")]
        public float zoom 
        { 
            get
            { 
                return mapOption.zoom;
            }
            set
            {
                label_zoom.Text = $"Zoom：{zoom.ToString("0.000")}";
                mapOption.zoom = value; 
            } 
        }
        [DisplayName("旋转角度")]
        public double Rotation 
        {
            get
            {
                return mapOption.rotation; 
            } 
            set 
            {
                toolStripStatusLabel_rotation.Text = $"Rotation：({Rotation.ToString("0")}，{RotationF.ToString("0")})";
                //将旋转角度转换为-180~180
                value = value % 360;
                if (value > 180)
                    value -= 360;
                else if (value < -180)
                    value += 360;               
                mapOption.rotation = value; 
            } 
        }
        
        private double Rotation0 = 0;
        [Browsable(false)]
        public PointF MapCenter 
        { 
            get 
            { 
                return mapOption.Center; 
            } 
            set 
            {
                label_center.Text = $"center：({MapCenter.X.ToString("0.00")} ，{MapCenter.Y.ToString("0.00")}）";
                mapOption.Center = value; 
            } 
        }
        private PointF MapCenter0;
        private bool is3Dview = false;
        double 俯视角度_start = 90;



        public bool Lock2DView
        {
            get
            {
                return mapOption.Lock2DView;
            }
            set
            {
                mapOption.Lock2DView = value;
            }
        }


        /// <summary>
        /// 俯视线与底面的夹角，投影用sin
        /// </summary>
        [DisplayName("俯视角度")]
        public double RotationF 
        { 
            get 
            {
                return mapOption.rotationF; 
            } 
            set 
            { 
                mapOption.rotationF = value;
            } 
        }
        [Browsable(false)]
        public double 俯视弧度
        {
            get
            {
                return RotationF / 180 * Math.PI;
            }
        }

        [Browsable(false)]
        public PointF Zoom
        {
            get
            {
                return new PointF(zoom, -zoom);
            }
        }


        private PointF Z(float z)
        {
            return new PointF(0, 0);
        }
        #endregion
        #region 颜色分级（辅助）
        public Colour NodeColour
        {
            set
            {
                var type = value.Type;
                value.isChoosed = true;
                _Template?.Colours?.RemoveAll(cl => cl.Type == type);
                _Template.Colours.Add(value);
                mapOption.ColourNode = type;
            }
            private get
            {
                return _Template?.Colours?.FirstOrDefault(cl => cl.isChoosed && cl.Type == mapOption.ColourNode);
            }
        }
        public Colour LinkColour
        {
            set
            {
                var type = value.Type;
                value.isChoosed = true;
                _Template?.Colours?.RemoveAll(cl => cl.Type == type);
                _Template.Colours.Add(value);
                mapOption.ColourLink = type;
            }
            private get
            {
                return _Template?.Colours?.FirstOrDefault(cl => cl.isChoosed && cl.Type == mapOption.ColourLink);
            }
        }
        
        //private bool __isOrtho = true;

        #endregion
        #region 正交模式
        private bool _isOrtho
        {
            get
            {
                return mapOption.IsOrtho;
            }
            set
            {
                mapOption.IsOrtho = value;
                if (mapOption.IsOrtho)
                {
                    label_ZZ.Text = "正交模式:开";
                }
                else
                {
                    label_ZZ.Text = "正交模式:关";
                }
            }
        }
        #endregion
        #region 事件
        //按帧数判断是否重绘，减少计算量（每帧最多重绘一次）
        bool _timerDraw = false;
        //按帧数判断鼠标悬停对象，减少计算量（每帧最多判断一次）
        bool _mouseHoverCheckFlag = false;
        #endregion
    }
}