Arcade64/src/main/java/solitaer/StartStack.java

package solitaer;

import java.awt.Color;
import java.awt.Graphics;
import java.util.ArrayList;

import javax.swing.JPanel;

public class StartStack extends JPanel {

	private static final long serialVersionUID = 1L;
	private ArrayList<Card> stack = new ArrayList<Card>();
	private final int OFFSET_VALUE = 20;
	
	private final int IMAGE_WIDTH = 72;
	private final int IMAGE_HIGHT = 450;

	private int offset;

	public StartStack(int _x, int _y) {
		super.setLocation(_x, _y);
		super.setSize(IMAGE_WIDTH, IMAGE_HIGHT);
		super.setOpaque(false);
		super.setLayout(null);

		offset = 0;
	}

	public boolean cardCheck(Card _topStack, Card _playerCard) {
		if(_topStack == null && _playerCard == null) {
			return false;
		}		
		if (_topStack == null) {
			// Nur der König kann auf einen leeren Stapel gelegt werden
			return _playerCard.getNr() == 13;
		}else {
			return (// Nummer nur aufsteigend
					_topStack.getNr() == _playerCard.getNr() + 1) 
					&&
					// rot auf Schwarz
					(					
					((_topStack.getSymbol() == Symbol.Herz || _topStack.getSymbol() == Symbol.Karo)
							&& (_playerCard.getSymbol() == Symbol.Pik || _playerCard.getSymbol() == Symbol.Kreuz))
					||
					// schwarz auf rot
					((_topStack.getSymbol() == Symbol.Pik || _topStack.getSymbol() == Symbol.Kreuz)
							&& (_playerCard.getSymbol() == Symbol.Herz || _playerCard.getSymbol() == Symbol.Karo))
					);
		}
	}

	public void addCard(Card _card) {
		_card.setLocation(0, offset);
		stack.add(_card);
		addtoPanel();
		offset += OFFSET_VALUE;
	}

	private void addtoPanel() {
		this.removeAll();
		//Alles neu Zeichnen
		for (int i = stack.size() - 1; i >= 0; i--) {
			this.add(stack.get(i));
		}
	}

	@Override
	protected void paintComponent(Graphics g) {
		// TODO Auto-generated method stub
		super.paintComponent(g);
		if (stack.size() == 0) {
			g.setColor(Color.gray);
			g.fillRect(0, 0, this.getWidth(), 96);
			
			g.setColor(Color.black);
			g.drawRect(0, 0, this.getWidth()-1, 96-1);
		}
	}

}