/*

 * Title: japlot.jaxodraw
 * Description: Graphical user interface for drawing Feynman diagrams
 * @author Daniele Binosi 
 * @author Lukas Theussl  

 Copyright (C) 2003-2006,  Daniele Binosi and Lukas Theussl

 See the file LICENSE in the source distribution home directory
 for a full copy of the GPL (GNU General Public License).

    This file is part of japlot.jaxodraw.

    japlot.jaxodraw 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 2 of the License, or
    (at your option) any later version.

    japlot.jaxodraw 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, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


 */
package japlot.jaxodraw;

import java.awt.event.InputEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;


/** General class that takes care of the pop up events. */
public class JaxoPopupListener extends MouseAdapter {
    private JaxoMainPanel thePanel;
    private int type;
    private JaxoCanvasPopupMenu canvasPop;
    private JaxoVertexPopupMenu vertexPop;
    private JaxoGridPopupMenu gridPop;
    private JaxoZoomPopupMenu zoomPop;

    /** Constructor: creates the (Canvas,Vertex,Grid,Zoom) PopupMenus.
     * @param mainPanel Instance of the main panel.
     * @param calledFrom An integer specifying the type of popup menu
     * this listener was called from.
     */
    public JaxoPopupListener(JaxoMainPanel mainPanel, int calledFrom) {
        this.thePanel = mainPanel;
        this.type = calledFrom;

        canvasPop = new JaxoCanvasPopupMenu(thePanel);
        vertexPop = new JaxoVertexPopupMenu(thePanel);
        zoomPop = new JaxoZoomPopupMenu(thePanel);
        gridPop = new JaxoGridPopupMenu(thePanel);
    }

    /** Specifies the action to be taken when the mouse has been clicked on the
     * current component.
     * @param e The MouseEvent to be processed.
     */
    public final void mouseClicked(MouseEvent e) {
        if (((e.getModifiers() & InputEvent.BUTTON3_MASK) != 0)) {
            if (type == 0) {
                canvasPop.setGridType();
                canvasPop.show(thePanel.getCanvasPanel(), e.getX(), e.getY());
            } else if (type == 1) {
                vertexPop.show(thePanel.getMbtPanel(), e.getX() + 80,
                    e.getY() + 10);
            } else if (type == 2) {
                zoomPop.show(thePanel.getGbtPanel(), e.getX() + 40,
                    e.getY() + 10);
            } else if (type == 3) {
                gridPop.setGridType();
                gridPop.show(thePanel.getGbtPanel(), e.getX(), e.getY() + 10);
            }
        }
    }

    /** Sets the text for the popup menus in different languages.
     * @param languageString A string specifying the language to be set.
     */
    public final void setLanguage(String languageString) {
        if (canvasPop != null) {
            canvasPop.setLanguage(languageString);
        }

        if (vertexPop != null) {
            vertexPop.setLanguage(languageString);
        }

        if (zoomPop != null) {
            zoomPop.setLanguage(languageString);
        }

        if (gridPop != null) {
            gridPop.setLanguage(languageString);
        }
    }

    /** Sets the radio button to the current vertex type in the pop-up menu.
     * @param i Specifies the current vertex type.
     */
    public final void updatePop(int i) {
        if (type == 1) {
            vertexPop.setPopupVT(i);
        }
    }
}