gvtangibleobject.java

无线传感器网络节点Sun SPOT管理工具

/*
 * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved. 
 * 
 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is
 * described in this document. In particular, and without limitation, these intellectual property rights may
 * include one or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents
 * or pending patent applications in the U.S. and in other countries.
 * 
 * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc.
 * standard license agreement and applicable provisions of the FAR and its supplements.
 * 
 * Use is subject to license terms. 
 * 
 * This distribution may include materials developed by third parties. Sun, Sun Microsystems, the Sun logo and
 * Java are trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. 
 * 
 * Copyright (c) 2006 Sun Microsystems, Inc. Tous droits r?serv?s.
 * 
 * Sun Microsystems, Inc. d?tient les droits de propri?t? intellectuels relatifs ? la technologie incorpor?e dans
 * le produit qui est d?crit dans ce document. En particulier, et ce sans limitation, ces droits de propri?t?
 * intellectuelle peuvent inclure un ou plus des brevets am?ricains list?s ? l'adresse http://www.sun.com/patents
 * et un ou les brevets suppl?mentaires ou les applications de brevet en attente aux Etats - Unis et dans les
 * autres pays.
 * 
 * L'utilisation est soumise aux termes du contrat de licence.
 * 
 * Cette distribution peut comprendre des composants d?velopp?s par des tierces parties.
 * Sun, Sun Microsystems, le logo Sun et Java sont des marques de fabrique ou des marques d?pos?es de Sun
 * Microsystems, Inc. aux Etats-Unis et dans d'autres pays.
 */

package com.sun.spot.spotworld.gridview;

import com.sun.spot.spotworld.common.UICommand;
import com.sun.spot.spotworld.common.LocaleUtil;
import com.sun.spot.spotworld.gui.IUIObject;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.util.Vector;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;

/**
 * A GVTangibleObject is a kind of GVObject that lives in GridView that can be manipulated. It can also be
 * animated with the Animator class.
 */
public class GVTangibleObject
        extends GVObject implements MouseListener, MouseMotionListener, ActionListener  {
    
    public void init() {
        super.init();
        addMouseListener(this);
    }
    
    /*
     *
     * Mouse and keyboard events.
     *
     */
    
    /* (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseClicked(java.awt.event.MouseEvent)
     */
    public void mouseClicked(MouseEvent e) {
        
    }
    
    /* (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseEntered(java.awt.event.MouseEvent)
     */
    public void mouseEntered(MouseEvent e) {
        
    }
    
    /* (non-Javadoc)
     * @see java.awt.event.MouseListener#mouseExited(java.awt.event.MouseEvent)
     */
    public void mouseExited(MouseEvent e) {
        
    }
    
    /* (non-Javadoc)
     * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)
     */
    public void mousePressed(MouseEvent e) {
        // Tidied up this method to conform to conventions. -- Robert
        if(!( getLooseParent() instanceof GVTangibleObject)) return;
        
        // ctrl + click on a mac generates a isPopupTrigger event and a
        // mouse button 1 event. We need to supress the button 1 event if we are
        // doing a ctrl + click. -- Robert
        if ((e.getClickCount() == 1 && e.getButton() == e.BUTTON1) && !e.isPopupTrigger())
            mouseButton1Pressed(e);
        if (e.getClickCount() == 1 && e.getButton() == e.BUTTON2)
            mouseButton2Pressed(e);
        if (e.getClickCount() == 1 && e.isPopupTrigger())
            mouseButton3Pressed(e);
    }
    
    public void mouseReleased(MouseEvent e) {
        if (e.getButton() == e.BUTTON1 && !e.isPopupTrigger())
            ((GVTangibleObject)getRoot()).mouseButton1Released(e);
        if (e.getButton() == e.BUTTON2)
            ((GVTangibleObject)getRoot()).mouseButton2Released(e);
        if (e.isPopupTrigger())
            ((GVTangibleObject)getRoot()).mouseButton3Released(e);
        
        // Added fix for Windows. isPopupTrigger isn't true until mouseRelease
        // rather than mousePressed on a Mac. -- Robert
        if (e.getClickCount() == 1 && e.isPopupTrigger())
            mouseButton3Pressed(e);
    }
    
    public synchronized void mouseButton1Pressed(MouseEvent e) { 
        
        /* Try to pass the event to the loosePiece parent if
         * 1] there is one
         * 2] and it can handle mouse events.
         *   NOTE: THIS DOES NOT WORK FOR SOME REASON.
         *     The target does get the event, but it does not handle it
         *     properly possibly because
         *
         *
         * Create a new InvisoHolderObject and add ourselves to it.
         * Then add it to the world.
         */
        if(! e.isShiftDown() ) getView().deselectAll();
        
        // If SPOT is already selected, deselect -- Robert
        if (e.isShiftDown() && isSelected()) deselect();
        else select();
        
        ShadowingHolder holder = new ShadowingHolder();
        
        holder.setOriginator(this);
        GridView v = getView(); 
        holder.addAndEncompass(this);
        holder.addToView(v);
        holder.setDragOffset(e.getX() ,e.getY());
        addMouseMotionListener(holder);
    }
    
    public void mouseButton2Pressed(MouseEvent e) { 
    }
    
    public void mouseButton3Pressed(MouseEvent e) {
        getPopupMenu().show(e.getComponent(), e.getX(), e.getY());
    }
    
    public synchronized void mouseButton1Released(MouseEvent e)  {
        removeMouseMotionListener(this);
    }
    
    public void mouseButton2Released(MouseEvent e) {
    }
    
    public void mouseButton3Released(MouseEvent e) {
    }
    
    public void mouseDragged(MouseEvent e) {
        ((GVTangibleObject)getRoot()).mouseDragged(e);
    }
    
    public void mouseMoved(MouseEvent e) {
    }
    
    /*
     * Subclasses should normally override getMenuItems,
     * and let this method be inherited as is.
     */
    
    public JPopupMenu getPopupMenu(){
        JPopupMenu menu = new JPopupMenu();
        Vector<JMenuItem> v = getMenuItems();
        for(JMenuItem item : v){
            menu.add(item);
        }
        return menu;
    }
    
    public Vector<JMenuItem> getMenuItems(){
        Vector<JMenuItem> v = new Vector<JMenuItem>(); 
        return v;
    }
    
    // Is this the right place to put this? -- Robert
    protected Vector<JMenuItem> menuHelper(Vector<UICommand> commands) {
        Vector<JMenuItem> menuItems = new Vector<JMenuItem>();
        for (UICommand command : commands) {
            final UICommand command2 = command;
            // check to see if the UICommand we have is a submenu
            if (command2.getSubUICommands().size() > 0) {
                JMenu submenu = new JMenu(command2.getName());
                submenu.setToolTipText(command2.getToolTip());
                // populate the submenu with UICommands
                Vector<JMenuItem> v = menuHelper(command2.getSubUICommands());
                for (JMenuItem item : v)
                    submenu.add(item);
                menuItems.add(submenu);
            } else {
                JMenuItem menuItem = new JMenuItem(command2.getName());
                menuItem.setToolTipText(command2.getToolTip());
                menuItem.addActionListener(new ActionListener() {
                    public void actionPerformed(ActionEvent event) {
                        command2.run((IUIObject) GVTangibleObject.this);
                    }
                });
                menuItems.add(menuItem);
            }
        }
        return menuItems;
    }
    
    public void actionPerformed(ActionEvent actionEvent) {
        if (actionEvent.getActionCommand().equals(LocaleUtil.getString("Hide"))) {
            GridView gv = getView();
            removeFromView();
            gv.repaint();
        }
    }
    
    /**
     * Animate from current position to final position.
     *
     * @param goalObject If null, xF, Yf indicate target position, else they are offsets from this object.
     * @param xF position to move to, x coordinate, or if goalObject is not null, offset from the goalObject.
     * @param yF position to move to, y coordinate, or if goalObject is not null, offset from the goalObject.
     * @param dur duration in seconds
     * @param dt step size of animation, in seconds
     * @param slowIn fraction of time (dur) spent in initial acceleration (slow in) portion of animation
     * @param slowOut fraction of time (dur)spent in deceleration.
     */
    public synchronized void animateTo(GVObject goalObject, final int xF, final int yF, final double dur, final double dt, final double slowIn, final double slowOut) {
        killAllAnimations();
        currentAnimator = new Animator(this, goalObject, xF, yF, dur, dt, slowIn, slowOut);
        currentAnimator.start();
    }
    
    
    public synchronized void animateToAndBlock(GVObject goalObject, final int xF, final int yF, final double dur, final double dt, final double slowIn, final double slowOut) {
        killAllAnimations();
        try {
            animateTo(goalObject, xF, yF, dur, dt, slowIn, slowOut);
            currentAnimator.join();
        } catch (InterruptedException e) {
            /*
             * What can we do?  Print a trace.
             * Animation has failed in some bizarre way.
             */
            e.printStackTrace();
        }
    }
    
    
    public void killAllAnimations() {
        if (currentAnimator != null) {
            currentAnimator.stopAllAnimations();
            try {
                currentAnimator.join();
            } catch (InterruptedException e) {
                /*
                 * What to do?  Again, something weird has happened in the Animator.
                 * We simply print out a stack trace.
                 */
                e.printStackTrace();
            }
            
            
        }
    }
}