public JPanel paneStrategy(){
		JPanel paneStrategy = new JPanel();
		paneStrategy.setLayout(new GridBagLayout());
		gbc.gridx = gbc.gridy = 0;
		paneStrategy.add(new JLabel("plant number"), gbc);
		
		gbc.gridy++;
		paneStrategy.add(new JLabel("damage over time rate"), gbc);
		
		gbc.gridy++;
		paneStrategy.add(new JLabel("birth rate"), gbc);
		
		String[] strat = {"Percent of the map", "User choices", "Random"};
		JComboBox<String> strategyPlant = new JComboBox<String>(strat);
		JTextField plantNb = new JTextField();
		gbc.gridx++;
		gbc.gridy = 0;
		paneStrategy.add(strategyPlant, gbc);
		if(strategyPlant.getSelectedIndex() == 1){
			gbc.gridx++;
			plantNb.setColumns(5);
			paneStrategy.add(plantNb, gbc);
		}
		
		JSlider damageOverTimeRate = new JSlider();
		gbc.gridy++;
		damageOverTimeRate.setMajorTickSpacing(25);
		damageOverTimeRate.setMinorTickSpacing(5);
		damageOverTimeRate.setPaintTicks(true);
		damageOverTimeRate.setPaintLabels(true);
		paneStrategy.add(damageOverTimeRate, gbc);
		
		JSlider birthRate = new JSlider();
		gbc.gridy++;
		birthRate.setMajorTickSpacing(25);
		birthRate.setMinorTickSpacing(5);
		birthRate.setPaintTicks(true);
		birthRate.setPaintLabels(true);
		paneStrategy.add(birthRate, gbc);
		
		gbc.insets = new Insets(0,75,0,0);
		gbc.gridx = 3;
		gbc.gridy = 0;
		paneStrategy.add(new JLabel("herbivore number"), gbc);
		
		gbc.gridy++;
		paneStrategy.add(new JLabel("damage over time rate"), gbc);
		
		gbc.gridy++;
		paneStrategy.add(new JLabel("birth rate"), gbc);
		
		gbc.insets = new Insets(0,0,0,0);
		gbc.gridx++;
		gbc.gridy = 0;
		JTextField herbivoreNb = new JTextField();
		herbivoreNb.setColumns(5);
		paneStrategy.add(herbivoreNb, gbc);

		JSlider herbivoreDamageOverTimeRate = new JSlider();
		gbc.gridy++;
		herbivoreDamageOverTimeRate.setMajorTickSpacing(25);
		herbivoreDamageOverTimeRate.setMinorTickSpacing(5);
		herbivoreDamageOverTimeRate.setPaintTicks(true);
		herbivoreDamageOverTimeRate.setPaintLabels(true);
		paneStrategy.add(herbivoreDamageOverTimeRate, gbc);
		
		JSlider herbivoreBirthRate = new JSlider();
		gbc.gridy++;
		herbivoreBirthRate.setMajorTickSpacing(25);
		herbivoreBirthRate.setMinorTickSpacing(5);
		herbivoreBirthRate.setPaintTicks(true);
		herbivoreBirthRate.setPaintLabels(true);
		paneStrategy.add(herbivoreBirthRate, gbc);

		return paneStrategy;
	}