PIbd-21_Markov_D.P._ContainerShip_Base/ContainerShip/ContainerShip/MapWithSetShipGeneric.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ContainerShip
{
    internal class MapWithSetShipGeneric<T, U>
        where T : class, IDrawingObject
        where U : AbstractMap
    {
        
        private readonly int _pictureWidth;
        
        private readonly int _pictureHeight;
        
        private readonly int _placeSizeWidth = 210;
       
        private readonly int _placeSizeHeight = 90;
        
        private readonly SetShipGeneric<T> _setShip;
        
        private readonly U _map;
        
        public MapWithSetShipGeneric(int picWidth, int picHeight, U map)
        {
            int width = picWidth / _placeSizeWidth;
            int height = picHeight / _placeSizeHeight;
            _setShip = new SetShipGeneric<T>(width * height);
            _pictureWidth = picWidth;
            _pictureHeight = picHeight;
            _map = map;
        }
        
        public static int operator +(MapWithSetShipGeneric<T, U> map, T ship)
        {
            return map._setShip.Insert(ship);
        }
        
        public static T operator -(MapWithSetShipGeneric<T, U> map, int
       position)
        {
            return map._setShip.Remove(position);
        }
        
        public Bitmap ShowSet()
        {
            Bitmap bmp = new(_pictureWidth, _pictureHeight);
            Graphics gr = Graphics.FromImage(bmp);
            DrawBackground(gr);
            DrawShip(gr);
            return bmp;
        }
        
        public Bitmap ShowOnMap()
        {
            Shaking();
            foreach (var ship in _setShip.GetShip())
            {
                return _map.CreateMap(_pictureWidth, _pictureHeight, ship);
            }
            return new(_pictureWidth, _pictureHeight);
        }
        
        public Bitmap MoveObject(Direction direction)
        {
            if (_map != null)
            {
                return _map.MoveObject(direction);
            }
            return new(_pictureWidth, _pictureHeight);
        }
        
        private void Shaking()
        {
            int j = _setShip.Count - 1;
            for (int i = 0; i < _setShip.Count; i++)
            {
                if (_setShip[i] == null)
                {
                    for (; j > i; j--)
                    {
                        var ship = _setShip[j];
                        if (ship != null)
                        {
                            _setShip.Insert(ship, i);
                            _setShip.Remove(j);
                            break;
                        }
                    }
                    if (j <= i)
                    {
                        return;
                    }
                }
            }
        }
        
        private void DrawBackground(Graphics g)
        {
            SolidBrush brWater = new SolidBrush(Color.LightSkyBlue);
            g.FillRectangle(brWater, 0,0,_pictureWidth, _pictureHeight);

            Pen pen = new(Color.Brown, 3);
            Pen penBold = new(Color.Brown, 5);
            Pen penThin = new(Color.Black, 1);

            for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++)
            {
                for (int j = 0; j < _pictureHeight / _placeSizeHeight; ++j)
                {
                    g.DrawLine(pen, i * _placeSizeWidth, j * _placeSizeHeight + _placeSizeHeight/2, i *
                    _placeSizeWidth + _placeSizeWidth / 2, j * _placeSizeHeight + _placeSizeHeight / 2);

                    for(int k = 1; k < 3; ++k)
                    {
                        g.DrawLine(penThin, i * _placeSizeWidth, j * _placeSizeHeight + k * 21, i *
                    _placeSizeWidth + 3 * _placeSizeWidth / 10, j * _placeSizeHeight + k * 21);
                    }

                    for (int k = 0; k < 4; ++k)
                    {
                        g.DrawLine(penBold, i * _placeSizeWidth + k * _placeSizeWidth / 10, j * _placeSizeHeight + 20, i * _placeSizeWidth + k * _placeSizeWidth / 10,
                            (j + 1) * _placeSizeHeight - 20);
                    }                    
                }
                
            }
        }
        
        private void DrawShip(Graphics g)
        {
            int yNumOfPlaces = _pictureHeight / _placeSizeHeight;
            int xNumOfPlaces = _pictureWidth / _placeSizeWidth;

            int RowIndex = yNumOfPlaces - 1;
            int ColumnIndex = xNumOfPlaces - 1;

            foreach (var ship in _setShip.GetShip())            
            {
                if (ship != null)
                {
                    (float Left, float Top, float Right, float Bottom) = ship.GetCurrentPosition();
                    ship.SetObject(ColumnIndex * _placeSizeWidth,
                        RowIndex * _placeSizeHeight + (_placeSizeHeight - (int)(Bottom - Top)),
                        _pictureWidth, _pictureHeight);
                    ship.DrawingObject(g);
                }
                if (ColumnIndex == 0)
                {
                    ColumnIndex = xNumOfPlaces - 1;
                    RowIndex--;
                }
                else
                {
                    ColumnIndex--;
                }
            }
        }
    }
}