AlgVisApplet.java

/*******************************************************************************
 * Copyright (c) 2012-present Jakub Kováč, Jozef Brandýs, Katarína Kotrlová,
 * Pavol Lukča, Ladislav Pápay, Viktor Tomkovič, Tatiana Tóthová
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package algvis.ui;

import algvis.core.DataStructures;
import algvis.core.MyParserDelegator;
import algvis.core.Settings;
import algvis.internationalization.Languages;

import java.awt.Color;

import javax.swing.JApplet;
import javax.swing.UIManager;
import javax.swing.UIManager.LookAndFeelInfo;
import javax.swing.border.TitledBorder;

public class AlgVisApplet extends JApplet {
    private static final long serialVersionUID = -76009301274562874L;
    private static final int WIDTH = 900;
    private static final int HEIGHT = 650;

    @Override
    public void init() {
        MyParserDelegator.workaround();
        Fonts.init(getGraphics());
        try {
            for (final LookAndFeelInfo info : UIManager
                .getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    UIManager.put("nimbusBase", new Color(0xBB, 0xC3, 0xFF));
                    UIManager.put("TitledBorder.position", TitledBorder.CENTER);
                    UIManager
                        .put("nimbusBlueGrey", new Color(0xD1, 0xD1, 0xD1));
                    UIManager.put("control", new Color(0xFA, 0xFA, 0xFA));
                    UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (final Exception e) {
            // If Nimbus is not available, you can set the GUI to another look
            // and feel.
        }

        /**
         * choose data structure depending on the "ds" parameter in the <applet>
         * tag if ds is a number from 0 to N-1, we will have an applet with just
         * a single data structure, otherwise, include all of them
         */
        int ds = -1;
        final String dsp = getParameter("ds");
        try {
            ds = Integer.parseInt(dsp);
            if (ds < 0 || ds >= DataStructures.N) {
                ds = -1;
            }
        } catch (final NumberFormatException e) {
            ds = DataStructures.getIndex(dsp);
        }
        if (ds == -1) {
            // all data structures
            final AlgVis A = new AlgVis(getContentPane(), getParameter("lang"));
            A.setSize(WIDTH, HEIGHT); // same size as defined in the HTML APPLET
            add(A);
            A.init();
        } else {
            // data structure ds
            Languages.selectLanguage(getParameter("lang"));
            final Settings S = new Settings();
            final VisPanel P = DataStructures.createPanel(ds, S);
            P.setSize(WIDTH, HEIGHT); // same size as defined in the HTML APPLET
            add(P);
            P.setOnAir(true);
        }
    }
}