190 lines
7.3 KiB
C#
190 lines
7.3 KiB
C#
using System;
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using System.Collections.Generic;
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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 DoubleDeckerBus
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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 DrawningBus
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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 EntityBus Bus { protected set; get; }
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/// <summary>
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/// Левая координата отрисовки автобуса
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/// </summary>
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protected float _startPosX;
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/// <summary>
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/// Верхняя кооридната отрисовки автобуса
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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 автобуса
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/// </summary>
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private readonly int _busWidth = 115;
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/// <summary>
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/// Высота отрисовки автобуса
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/// </summary>
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private readonly int _busHeight = 50;
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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 автобуса</param>
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/// <param name="bodyColor">Цвет кузова</param>
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public DrawningBus(int speed, float weight, Color bodyColor)
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{
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Bus = new EntityBus(speed, weight, bodyColor);
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}
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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 автобуса</param>
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/// <param name="bodyColor">Цвет кузова</param>
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/// <param name="carWidth">Ширина отрисовки автобуса</param>
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/// <param name="carHeight">Высота отрисовки автобуса</param>
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protected DrawningBus(int speed, float weight, Color bodyColor, int busWidth, int busHeight) :
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this(speed, weight, bodyColor)
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{
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_busWidth = busWidth;
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_busHeight = busHeight;
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}
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/// <summary>
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/// Установка позиции автобуса
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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 && width > 0 && height > 0 && x + _busWidth < width && y + _busHeight < height)
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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 + _busWidth + Bus.Step < _pictureWidth)
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{
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_startPosX += Bus.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 - Bus.Step > 0)
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{
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_startPosX -= Bus.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 - Bus.Step > 0)
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{
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_startPosY -= Bus.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 + _busHeight + Bus.Step < _pictureHeight)
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{
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_startPosY += Bus.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 автобуса
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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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//кузов
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Brush br = new SolidBrush(Bus?.BodyColor ?? Color.Black);
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g.FillRectangle(br, _startPosX, _startPosY, 115, 40);
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//граница автобуса
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g.DrawRectangle(pen, _startPosX, _startPosY, 115, 40);
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//стекла
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Brush brBlue = new SolidBrush(Color.LightBlue);
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g.FillEllipse(brBlue, _startPosX + 2, _startPosY + 2, 12, 20);
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g.FillEllipse(brBlue, _startPosX + 20, _startPosY + 2, 12, 20);
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g.FillEllipse(brBlue, _startPosX + 55, _startPosY + 2, 12, 20);
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g.FillEllipse(brBlue, _startPosX + 70, _startPosY + 2, 12, 20);
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g.FillEllipse(brBlue, _startPosX + 85, _startPosY + 2, 12, 20);
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g.FillEllipse(brBlue, _startPosX + 100, _startPosY + 2, 12, 20);
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//дверь
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g.DrawRectangle(pen, _startPosX + 36, _startPosY + 8, 15, 32);
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//колёса
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Brush brBlack = new SolidBrush(Color.Black);
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g.FillEllipse(brBlack, _startPosX + 14, _startPosY + 30, 18, 20);
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g.FillEllipse(brBlack, _startPosX + 85, _startPosY + 30, 18, 20);
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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 <= _busWidth || _pictureHeight <= _busHeight)
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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 + _busWidth > _pictureWidth)
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{
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_startPosX = _pictureWidth.Value - _busWidth;
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}
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if (_startPosY + _busHeight > _pictureHeight)
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{
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_startPosY = _pictureHeight.Value - _busHeight;
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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, _startPosX + _busWidth, _startPosY, _startPosY + _busHeight);
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}
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}
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}
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