76 lines
2.4 KiB
C#
76 lines
2.4 KiB
C#
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namespace ElectricLocomotive;
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public class LocosGenericCollection <T, U> where T : DrawingLocomotiv where U : IMoveableObject
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{
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private readonly int _pictureWidth;
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private readonly int _pictureHeight;
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private readonly int _placeSizeWidth = 170;
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private readonly int _placeSizeHeight = 110;
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private readonly SetGeneric<T> _collection;
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public LocosGenericCollection(int picWidth, int picHeight)
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{
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int width = picWidth / _placeSizeWidth;
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int height = picHeight / _placeSizeHeight;
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_pictureWidth = picWidth;
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_pictureHeight = picHeight;
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_collection = new SetGeneric<T>(width * height);
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}
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public static int operator +(LocosGenericCollection<T, U> collect, T?
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obj)
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{
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if (obj == null) return -1;
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return collect?._collection.Insert(obj) ?? -1;
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}
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public static bool operator -(LocosGenericCollection<T, U> collect, int
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pos)
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{
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T? obj = collect._collection.Get(pos);
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if (obj != null)
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{
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return collect._collection.Remove(pos);
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}
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return false;
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}
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public U? GetU(int pos)
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{
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return (U?)_collection.Get(pos)?.GetMoveableObject;
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}
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public Bitmap ShowLocos()
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{
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Bitmap bmp = new(_pictureWidth, _pictureHeight);
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Graphics gr = Graphics.FromImage(bmp);
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DrawBackground(gr);
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DrawObjects(gr);
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return bmp;
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}
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private void DrawBackground(Graphics g)
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{
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Pen pen = new(Color.Black, 3);
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for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++)
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{
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for (int j = 0; j < _pictureHeight / _placeSizeHeight +
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1; ++j)
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{
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g.DrawLine(pen, i * _placeSizeWidth, j *
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_placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth / 2, j *
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_placeSizeHeight);
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}
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g.DrawLine(pen, i * _placeSizeWidth, 0, i *
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_placeSizeWidth, _pictureHeight / _placeSizeHeight * _placeSizeHeight);
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}
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}
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private void DrawObjects(Graphics g)
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{
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for (int i = 0; i < _collection.Count; i++) {
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DrawingLocomotiv locomotiv = _collection.Get(i);
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if (locomotiv != null) {
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int inRow = _pictureWidth / _placeSizeWidth;
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locomotiv.SetPosition(i % inRow * _placeSizeWidth, (_collection.Count / inRow - 1 - i / inRow) * _placeSizeHeight);
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locomotiv.DrawLoco(g);
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}
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}
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}
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}
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