2022-12-25 17:45:48 +04:00

265 lines
9.7 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace AircraftCarrier
{
internal abstract class AbstractMap : IEquatable<AbstractMap>
{
private IDrawningObject _drawningObject = null;
protected int[,] _map = null;
protected int _width;
protected int _height;
protected float _size_x;
protected float _size_y;
protected readonly Random _random = new();
protected readonly int _freeRoad = 0;
protected readonly int _barrier = 1;
public bool Equals(AbstractMap? other)
{
if (other == null)
{
return false;
}
var otherMap = other as AbstractMap;
if (otherMap == null)
{
return false;
}
if (_width != otherMap._width)
{
return false;
}
if (_height != otherMap._height)
{
return false;
}
if (_size_x != otherMap._size_x)
{
return false;
}
if (_size_y != otherMap._size_y)
{
return false;
}
for (int i = 0; i < _map.GetLength(0); i++)
{
for (int j = 0; j < _map.GetLength(1); j++)
{
if (_map[i, j] != otherMap._map[i, j])
return false;
}
}
return true;
}
public Bitmap CreateMap(int width, int height, IDrawningObject
drawningObject)
{
_width = width;
_height = height;
_drawningObject = drawningObject;
GenerateMap();
while (!SetObjectOnMap())
{
GenerateMap();
}
return DrawMapWithObject();
}
public Bitmap MoveObject(Direction direction)
{
bool roadIsClear = true;
(float Left, float Top, float Right, float Bottom) = _drawningObject.GetCurrentPosition();
int xNumOfCells;
int yNumOfCells;
int xObjOffset;
int yObjOffset;
switch (direction)
{
case Direction.Up:
xNumOfCells = (int)Math.Ceiling((Right - Left) / _size_x);
yNumOfCells = (int)Math.Ceiling(_drawningObject.Step / _size_y);
xObjOffset = (int)(Left / _size_x);
yObjOffset = (int)Math.Floor(Top / _size_y);
for (int i = 0; i < yNumOfCells; i++)
{
if (!roadIsClear)
{
break;
}
for (int j = 0; j < xNumOfCells; j++)
{
if (yObjOffset - i < 0 || xObjOffset + j >= _map.GetLength(1))
{
break;
}
if (_map[xObjOffset + j, yObjOffset - i] == _barrier)
{
roadIsClear = false;
break;
}
}
}
break;
case Direction.Down:
xNumOfCells = (int)Math.Ceiling((Right - Left) / _size_x);
yNumOfCells = (int)Math.Ceiling(_drawningObject.Step / _size_y);
xObjOffset = (int)(Left / _size_x);
yObjOffset = (int)Math.Ceiling(Bottom / _size_y);
for (int i = 0; i < yNumOfCells; i++)
{
if (!roadIsClear)
{
break;
}
for (int j = 0; j < xNumOfCells; j++)
{
if (yObjOffset + i >= _map.GetLength(0) || xObjOffset + j >= _map.GetLength(1))
{
break;
}
if (_map[xObjOffset + j, yObjOffset + i] == _barrier)
{
roadIsClear = false;
break;
}
}
}
break;
case Direction.Left:
xNumOfCells = (int)Math.Ceiling(_drawningObject.Step / _size_x);
yNumOfCells = (int)Math.Ceiling((Bottom - Top) / _size_y);
xObjOffset = (int)Math.Floor(Left / _size_x);
yObjOffset = (int)(Top / _size_y);
for (int i = 0; i < yNumOfCells; i++)
{
if (!roadIsClear)
{
break;
}
for (int j = 0; j < xNumOfCells; j++)
{
if (yObjOffset + i >= _map.GetLength(0) || xObjOffset - j < 0)
{
break;
}
if (_map[xObjOffset - j, yObjOffset + i] == _barrier)
{
roadIsClear = false;
break;
}
}
}
break;
case Direction.Right:
xNumOfCells = (int)Math.Ceiling(_drawningObject.Step / _size_x);
yNumOfCells = (int)Math.Ceiling((Bottom - Top) / _size_y);
xObjOffset = (int)(Right / _size_x);
yObjOffset = (int)Math.Ceiling(Top / _size_y);
for (int i = 0; i < yNumOfCells; i++)
{
if (!roadIsClear)
{
break;
}
for (int j = 0; j < xNumOfCells; j++)
{
if (yObjOffset + i >= _map.GetLength(0) || xObjOffset + j >= _map.GetLength(1))
{
break;
}
if (_map[xObjOffset + j, yObjOffset + i] == _barrier)
{
roadIsClear = false;
break;
}
}
}
break;
}
if (roadIsClear)
{
_drawningObject.MoveObject(direction);
}
return DrawMapWithObject();
}
private bool SetObjectOnMap()
{
if (_drawningObject == null || _map == null)
{
return false;
}
int x = _random.Next(0, 10);
int y = _random.Next(50, 100);
(float Left, float Top, float Right, float Bottom) = _drawningObject.GetCurrentPosition();
int xNumOfCells = (int)Math.Ceiling(Right / _size_x) - (int)Math.Floor(Left / _size_x);
int yNumOfCells = (int)Math.Ceiling(Bottom / _size_y) - (int)Math.Floor(Top / _size_y);
int xObjOffset = (int)(x / _size_x);
int yObjOffset = (int)(y / _size_y);
while (y < _height - (Bottom - Top))
{
while (x < _width - (Right - Left))
{
if (AreaIsFree(xNumOfCells, yNumOfCells, xObjOffset, yObjOffset))
{
_drawningObject.SetObject(x, y, _width, _height);
return true;
}
x += (int)_size_x;
xObjOffset = (int)(x / _size_x);
}
x = 0;
y += (int)_size_y;
yObjOffset = (int)(y / _size_y);
}
return false;
}
private bool AreaIsFree(int xNumOfCells, int yNumOfCells, int xObjOffset, int yObjOffset)
{
for (int i = 0; i <= yNumOfCells; i++)
{
for (int j = 0; j <= xNumOfCells; j++)
{
if (yObjOffset + i >= _map.GetLength(0) || xObjOffset + j >= _map.GetLength(1))
{
return false;
}
if (_map[xObjOffset + j, yObjOffset + i] == _barrier)
{
return false;
}
}
}
return true;
}
private Bitmap DrawMapWithObject()
{
Bitmap bmp = new(_width, _height);
if (_drawningObject == null || _map == null)
{
return bmp;
}
Graphics gr = Graphics.FromImage(bmp);
for (int i = 0; i < _map.GetLength(0); ++i)
{
for (int j = 0; j < _map.GetLength(1); ++j)
{
if (_map[i, j] == _freeRoad)
{
DrawRoadPart(gr, i, j);
}
else if (_map[i, j] == _barrier)
{
DrawBarrierPart(gr, i, j);
}
}
}
_drawningObject.DrawningObject(gr);
return bmp;
}
protected abstract void GenerateMap();
protected abstract void DrawRoadPart(Graphics g, int i, int j);
protected abstract void DrawBarrierPart(Graphics g, int i, int j);
}
}