PIbd-21_Valitov_D.F_Sailboa.../Sailboat/DrawingBoat.cs
2023-03-17 19:30:05 +04:00

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C#
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Sailboat
{
/// <summary>
/// Класс, отвечающий за прорисовку и перемещение объекта-сущности
/// </summary>
internal class DrawningBoat
{
/// <summary>
/// Класс-сущность
/// </summary>
public Boat Boat{ private set; get; }
/// <summary>`
/// Левая координата отрисовки автомобиля
/// </summary>
private float _startPosX;
/// <summary>
/// Верхняя кооридната отрисовки автомобиля
/// </summary>
private float _startPosY;
/// <summary>
/// Ширина окна отрисовки
/// </summary>
private int? _pictureWidth = null;
/// <summary>
/// Высота окна отрисовки
/// </summary>
private int? _pictureHeight = null;
/// <summary>
/// Ширина отрисовки автомобиля
/// </summary>
private readonly int _boatWidth = 120;
/// <summary>
/// Высота отрисовки автомобиля
/// </summary>
private readonly int _boatHeight = 40;
/// <summary>
/// Инициализация свойств (метод инит принимал готовые параметры от боат
/// </summary>
/// <param name="speed">Скорость</param>
/// <param name="weight">Вес автомобиля</param>
/// <param name="bodyColor">Цвет кузова</param>
public void Init(int speed, float weight, Color bodyColor)
{
Boat = new Boat();
Boat.Init(speed, weight, bodyColor);
}
/// <summary>
/// Установка позиции автомобиля
/// </summary>
/// <param name="x">Координата X</param>
/// <param name="y">Координата Y</param>
/// <param name="width">Ширина картинки</param>
/// <param name="height">Высота картинки</param>
public void SetPosition(int x, int y, int width, int height)
{
if (x > 0 && y > 0 && x < width - _boatWidth && y < height - _boatHeight)
{
_startPosX = x;
_startPosY = y;
_pictureWidth = width;
_pictureHeight = height;
}
}
/// <summary>
/// Изменение направления перемещения
/// </summary>
/// <param name="direction">Направление</param>
public void MoveTransport(Direction direction)
{
if (!_pictureWidth.HasValue || !_pictureHeight.HasValue)
{
return;
}
switch (direction)
{
// вправо
case Direction.Right:
if (_startPosX + _boatWidth + ((int)Boat.Step) < _pictureWidth)
{
_startPosX += ((int)Boat.Step);
}
break;
//влево
case Direction.Left:
if (_startPosX > ((int)Boat.Step))
{
_startPosX -= ((int)Boat.Step);
}
break;
//вверх
case Direction.Up:
if (_startPosY > ((int)Boat.Step))
{
_startPosY -= ((int)Boat.Step);
}
break;
//вниз
case Direction.Down:
if (_startPosY + _boatHeight + ((int)Boat.Step) < _pictureHeight)
{
_startPosY += ((int)Boat.Step);
}
break;
}
}
/// <summary>
/// Отрисовка автомобиля
/// </summary>
/// <param name="g"></param>
public void DrawTransport(Graphics g)
{
if (_startPosX < 0 || _startPosY < 0
|| !_pictureHeight.HasValue || !_pictureWidth.HasValue)
{
return;
}
Pen pen = new(Color.Black);
//корма
g.DrawLine(pen, _startPosX, _startPosY, _startPosX + 70, _startPosY);
g.DrawLine(pen, _startPosX, _startPosY, _startPosX, _startPosY+40);
g.DrawLine(pen, _startPosX, _startPosY + 40, _startPosX + 70, _startPosY+40);
//нос
g.DrawLine(pen, _startPosX + 70, _startPosY + 40, _startPosX + 120, _startPosY+20);
g.DrawLine(pen, _startPosX + 70, _startPosY, _startPosX + 120, _startPosY+20);
//внутренность
Rectangle rect = new Rectangle((int)_startPosX + 5, (int)_startPosY + 5, 60, 30);
g.DrawRectangle(pen, rect);
Brush br = new SolidBrush(Boat.BodyColor);
g.FillRectangle(br, rect);
}
/// <summary>
/// Смена границ формы отрисовки
/// </summary>
/// <param name="width">Ширина картинки</param>
/// <param name="height">Высота картинки</param>
public void ChangeBorders(int width, int height)
{
_pictureWidth = width;
_pictureHeight = height;
if (_pictureWidth <= _boatWidth || _pictureHeight <= _boatHeight)
{
_pictureWidth = null;
_pictureHeight = null;
return;
}
if (_startPosX + _boatWidth > _pictureWidth)
{
_startPosX = _pictureWidth.Value - _boatWidth;
}
if (_startPosY + _boatHeight > _pictureHeight)
{
_startPosY = _pictureHeight.Value - _boatHeight;
}
}
}
}