178 lines
6.6 KiB
C#
178 lines
6.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Sailboat
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{
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/// <summary>
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/// Класс, отвечающий за прорисовку и перемещение объекта-сущности
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/// </summary>
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public class DrawingBoat
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{
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/// <summary>
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/// Класс-сущность
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/// </summary>
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public Boat Boat{ protected set; get; }
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/// <summary>`
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/// Левая координата отрисовки автомобиля
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/// </summary>
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protected float _startPosX;
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/// <summary>
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/// Верхняя кооридната отрисовки автомобиля
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/// </summary>
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protected float _startPosY;
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/// <summary>
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/// Ширина окна отрисовки
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/// </summary>
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private int? _pictureWidth = null;
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/// <summary>
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/// Высота окна отрисовки
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/// </summary>
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private int? _pictureHeight = null;
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/// <summary>
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/// Ширина отрисовки автомобиля
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/// </summary>
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private readonly int _boatWidth = 125;
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/// <summary>
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/// Высота отрисовки автомобиля
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/// </summary>
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private readonly int _boatHeight = 40;
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/// <summary>
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/// Инициализация свойств
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/// </summary>
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/// <param name="speed">Скорость</param>
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/// <param name="weight">Вес автомобиля</param>
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/// <param name="bodyColor">Цвет кузова</param>
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public DrawingBoat(int speed, float weight, Color bodyColor)
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{
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Boat = new Boat(speed, weight, bodyColor);
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}
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public DrawingBoat(int speed, float weight, Color bodyColor, int boatHeight, int boatWith):
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this(speed, weight, bodyColor)
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{
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_boatHeight = boatHeight;
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_boatWidth = boatWith;
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}
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/// <summary>
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/// Установка позиции автомобиля
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/// </summary>
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/// <param name="x">Координата X</param>
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/// <param name="y">Координата Y</param>
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/// <param name="width">Ширина картинки</param>
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/// <param name="height">Высота картинки</param>
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public void SetPosition(int x, int y, int width, int height)
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{
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if (x >= 0 && y >= 0 && x < width - _boatWidth && y < height - _boatHeight)
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{
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_startPosX = x;
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_startPosY = y;
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_pictureWidth = width;
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_pictureHeight = height;
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}
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}
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/// <summary>
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/// Изменение направления перемещения
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/// </summary>
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/// <param name="direction">Направление</param>
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public void MoveTransport(Direction direction)
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{
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if (!_pictureWidth.HasValue || !_pictureHeight.HasValue)
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{
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return;
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}
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switch (direction)
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{
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// вправо
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case Direction.Right:
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if (_startPosX + _boatWidth + ((int)Boat.Step) < _pictureWidth)
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{
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_startPosX += ((int)Boat.Step);
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}
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break;
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//влево
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case Direction.Left:
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if (_startPosX > ((int)Boat.Step))
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{
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_startPosX -= ((int)Boat.Step);
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}
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break;
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//вверх
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case Direction.Up:
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if (_startPosY > ((int)Boat.Step))
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{
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_startPosY -= ((int)Boat.Step);
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}
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break;
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//вниз
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case Direction.Down:
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if (_startPosY + _boatHeight + ((int)Boat.Step) < _pictureHeight)
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{
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_startPosY += ((int)Boat.Step);
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}
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break;
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}
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}
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/// <summary>
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/// Отрисовка лодки
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/// </summary>
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/// <param name="g"></param>
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public virtual void DrawTransport(Graphics g)
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{
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if (_startPosX < 0 || _startPosY < 0
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|| !_pictureHeight.HasValue || !_pictureWidth.HasValue)
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{
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return;
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}
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Pen pen = new(Color.Black);
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//корма
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g.DrawLine(pen, _startPosX, _startPosY, _startPosX + 70, _startPosY);
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g.DrawLine(pen, _startPosX, _startPosY, _startPosX, _startPosY+40);
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g.DrawLine(pen, _startPosX, _startPosY + 40, _startPosX + 70, _startPosY+40);
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//нос
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g.DrawLine(pen, _startPosX + 70, _startPosY + 40, _startPosX + 120, _startPosY+20);
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g.DrawLine(pen, _startPosX + 70, _startPosY, _startPosX + 120, _startPosY+20);
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//внутренность
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Rectangle rect = new Rectangle((int)_startPosX + 5, (int)_startPosY + 5, 60, 30);
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g.DrawRectangle(pen, rect);
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Brush br = new SolidBrush(Boat.BodyColor);
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g.FillRectangle(br, rect);
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}
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/// <summary>
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/// Смена границ формы отрисовки
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/// </summary>
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/// <param name="width">Ширина картинки</param>
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/// <param name="height">Высота картинки</param>
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public void ChangeBorders(int width, int height)
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{
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_pictureWidth = width;
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_pictureHeight = height;
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if (_pictureWidth <= _boatWidth || _pictureHeight <= _boatHeight)
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{
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_pictureWidth = null;
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_pictureHeight = null;
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return;
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}
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if (_startPosX + _boatWidth > _pictureWidth)
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{
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_startPosX = _pictureWidth.Value - _boatWidth;
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}
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if (_startPosY + _boatHeight > _pictureHeight)
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{
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_startPosY = _pictureHeight.Value - _boatHeight;
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}
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}
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/// <summary>
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/// Получение текущей позиции объекта
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/// </summary>
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/// <returns></returns>
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public (float Left, float Right, float Top, float Bottom) GetCurrentPosition()
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{
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return (_startPosX, _startPosY, _startPosX + _boatWidth, _startPosY + _boatHeight);
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}
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}
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}
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