73 lines
2.6 KiB
Java
73 lines
2.6 KiB
Java
package ProjectStormtrooper;
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import java.awt.*;
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public class PlanesGenericCollection<T extends DrawingPlane, U extends IMoveableObject> {
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private int _pictureWidth;
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private int _pictureHeight;
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private final int _placeSizeWidth = 160;
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private final int _placeSizeHeight = 120;
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private SetGeneric<T> _collection;
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public PlanesGenericCollection(int picWidth, int picHeight) {
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int horizontalObjectsCount = picWidth / _placeSizeWidth;
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int verticalObjectsCount = picHeight / _placeSizeHeight;
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_pictureWidth = picWidth;
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_pictureHeight = picHeight;
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_collection = new SetGeneric<T>(horizontalObjectsCount * verticalObjectsCount);
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}
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public int Add(T obj) {
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if (obj == null) {
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return -1;
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}
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return _collection.Insert(obj);
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}
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public T Sub(int pos) {
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return _collection.Remove(pos);
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}
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public U GetU(int pos) {
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if (_collection.Get(pos) != null)
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return (U) _collection.Get(pos).GetMoveableObject();
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return null;
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}
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public void ShowPlanes(Graphics g) {
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DrawBackground(g);
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DrawObjects(g);
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}
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private void DrawBackground(Graphics g) {
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Graphics2D g2d = (Graphics2D) g;
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g2d.setColor(Color.BLACK);
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g2d.setStroke(new BasicStroke(3));
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for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++) {
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for (int j = 0; j < _pictureHeight / _placeSizeHeight + 1; ++j) {
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// Линия разметки места
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g.drawLine(i * _placeSizeWidth, j * _placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth / 2, j * _placeSizeHeight);
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}
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g.drawLine(i * _placeSizeWidth, 0, i * _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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int placesColumnCount = _pictureHeight / _placeSizeHeight;
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int placesRowCount = _pictureWidth / _placeSizeWidth;
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for (int i = 0; i < _collection.Count; i++) {
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// получение объекта
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var obj = _collection.Get(i);
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// установка позиции
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if (obj == null)
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continue;
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obj.SetPosition(
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(placesRowCount - 1) * _placeSizeWidth - (i % placesColumnCount * _placeSizeWidth) + (_placeSizeWidth - obj.GetWidth()) / 2,
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i / placesColumnCount * _placeSizeHeight + (_placeSizeHeight - obj.GetHeight()) / 2
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);
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// прорисовка объекта
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obj.DrawTransport(g);
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}
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}
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}
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