PIbd-23_Abazov_A.A._AirBomb.../AirBomber/AirBomber/AbstractMap.cs

118 lines
4.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace AirBomber
{
internal abstract class AbstractMap
{
private IDrawingObject _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 Bitmap CreateMap(int width, int height, IDrawingObject drawningObject)
{
_width = width;
_height = height;
_drawningObject = drawningObject;
GenerateMap();
while (!SetObjectOnMap())
{
GenerateMap();
}
return DrawMapWithObject();
}
public Bitmap MoveObject(Direction direction)
{
if (_drawningObject == null) return DrawMapWithObject();
bool canMove = true;
switch (direction)
{
case Direction.Left:
if (!checkForBarriers(0, -1 * _drawningObject.Step, -1 * _drawningObject.Step, 0)) canMove = false;
break;
case Direction.Right:
if (!checkForBarriers(0, _drawningObject.Step, _drawningObject.Step, 0)) canMove = false;
break;
case Direction.Up:
if (!checkForBarriers(-1 * _drawningObject.Step, 0, 0, -1 * _drawningObject.Step)) canMove = false;
break;
case Direction.Down:
if (!checkForBarriers(_drawningObject.Step, 0, 0, _drawningObject.Step)) canMove = false;
break;
}
if (canMove)
{
_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(0, 10);
_drawningObject.SetObject(x, y, _width, _height);
if (!checkForBarriers(0,0,0,0)) 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.DrawingObject(gr);
return bmp;
}
private bool checkForBarriers(float topOffset, float rightOffset, float leftOffset, float bottomOffset)
{
int top = Convert.ToInt32((_drawningObject.GetCurrentPosition().Top + topOffset) / _size_y);
int right = Convert.ToInt32((_drawningObject.GetCurrentPosition().Right + rightOffset) / _size_x);
int left = Convert.ToInt32((_drawningObject.GetCurrentPosition().Left + leftOffset) / _size_x);
int bottom = Convert.ToInt32((_drawningObject.GetCurrentPosition().Bottom + bottomOffset) / _size_y);
if (top < 0 || left < 0 || right >= _map.GetLength(1) || bottom >= _map.GetLength(0)) return false;
for (int i = top; i <= bottom; i++)
{
for (int j = left; j <= right; j++)
{
if (_map[j, i] == 1) return false;
}
}
return true;
}
protected abstract void GenerateMap();
protected abstract void DrawRoadPart(Graphics g, int i, int j);
protected abstract void DrawBarrierPart(Graphics g, int i, int j);
}
}