/**
 * Copyright (c) 2014 Matthias Jaenicke <matthias.jaenicke@student.kit.edu>,
 * Matthias Plappert <undkc@student.kit.edu>,
 * Julien Duman <uncyc@student.kit.edu>, 
 * Christian Dreher <uaeef@student.kit.edu>,
 * Wasilij Beskorovajnov <uajkm@student.kit.edu> and 
 * Aydin Tekin <aydin.tekin@student.kit.edu>
 * 
 * Released under the MIT license (refer to LICENSE.md)
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package edu.kit.iks.Cryptographics.DiffieHellman.Demonstration;

import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;

import javax.swing.JLabel;

import org.xnap.commons.i18n.I18n;

import edu.kit.iks.CryptographicsLib.Configuration;
import edu.kit.iks.CryptographicsLib.VisualizationView;

/**
 * Explains one-way functions and visualizes them
 * 
 * @author kai
 *
 */

public class OnewayView extends VisualizationView {
	
	/**
	 * Localization instance
	 */
	private static I18n i18n = Configuration.getInstance().getI18n(OnewayView.class);
	
	/** hold the explanation string */
	private JLabel onewayExplain;

	/** no help need here */
	private String help = i18n.tr("No help");
	
	/** explanation string */
	private String explain = i18n.tr("To achive this, we use " +
				"something called one-way function. This function is easy to compute " +
				"in one direction, but difficult to reverse.");
	
	private static final long serialVersionUID = 6243104730541136349L;
	
	/**
	 * Construct subcomponents and layout
	 */
	public OnewayView() {
		super();
		GridBagLayout layout = new GridBagLayout();
		GridBagConstraints gbc = new GridBagConstraints();
		this.setLayout(layout);
		
		
		
		gbc.gridx = 2;
		gbc.gridy = 2;
		gbc.weightx = 0.1;
		gbc.weighty = 0.1;
		layout.setConstraints(this.getNextButton(), gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 2;
		gbc.weightx = 0.1;
		gbc.weighty = 0.1;
		layout.setConstraints(this.getBackButton(), gbc);
		
		this.onewayExplain = new JLabel();
		this.onewayExplain.setText("<html><div style=\"width:200px\">" + explain + "</div></html>");
		
		gbc.gridx = 1;
		gbc.gridy = 1;
		gbc.weightx = 0.1;
		gbc.weighty = 0.1;
		this.add(onewayExplain, gbc);
		
	}

	/**
	 * return help string
	 * @return the help string
	 */
	public String getHelp() {
		return help ;
	}

}