praktikum-holons/src/holeg/ui/controller/AutoSaveController.java

package holeg.ui.controller;

import holeg.ui.model.GuiSettings;

/**
 * Autosave Controller.
 * 
 * @author Gruppe14
 */
public class AutoSaveController {
	private int max = Integer.MAX_VALUE;
	private int numberOfSaves = 20;
	private int currentSave;
	private int count = 0;
	private boolean isAllowed = false;

	/**
	 * Increase the Auto save number.
	 */
	public void increaseAutoSaveNr() {
		currentSave = GuiSettings.autoSaveNr + 1;
		if (count < currentSave) {
			count = currentSave;
		}
		if (numberOfSaves == count) {
			isAllowed = true;
		}
		if (currentSave > max) {
			currentSave = 0;
		}

		GuiSettings.autoSaveNr = (currentSave);
	}

	/**
	 * Decrease the Autosave Number.
	 */
	public void decreaseAutoSaveNr() {
		currentSave = GuiSettings.autoSaveNr - 1;
		// if (currentSave < 0) {
		// currentSave = max;
		// }
		GuiSettings.autoSaveNr = (currentSave);
	}


	/**
	 * Return isAllowed.
	 * 
	 * @return isAllowed
	 */
	public boolean allowed() {
		return isAllowed;
	}
}