/* ********************************************************************** *  *    Use, duplication, or disclosure by the Government is subject to *           restricted rights as set forth in the DFARS. *   *                         BBNT Solutions LLC *                             A Part of  *                  Verizon       *                          10 Moulton Street *                         Cambridge, MA 02138 *                          (617) 873-3000 * *    Copyright (C) 2002 by BBNT Solutions, LLC *                 All Rights Reserved. * ********************************************************************** */package com.bbn.openmap.examples.beanbox;import java.util.*;import com.bbn.openmap.proj.Length;import com.bbn.openmap.proj.ProjMath;import com.bbn.openmap.tools.beanbox.BeanContainer;import com.bbn.openmap.tools.beanbox.BeanLayoutManager;/** * A SimpleBeanContainer is itself a bean. Hence this class extends * the {@link com.bbn.openmap.examples.beanbox.SimpleBeanObject}. * SimpleBeanContainer is a sample implementation of the * {@link com.bbn.openmap.tools.beanbox.BeanContainer}interface. */public class SimpleBeanContainer extends SimpleBeanObject implements        BeanContainer {    private float widthInNM;    private float heightInNM;    private Vector contents;    private BeanLayoutManager layoutManager;    private String layoutClass;    public SimpleBeanContainer() {        this(System.currentTimeMillis(), 0, 0, 0, 200, 200, null);    }    public SimpleBeanContainer(long id, float centerLatitude,            float centerLongitude, float bearingInDeg, float widthInNM,            float heightInNM, BeanLayoutManager layoutManager) {        super(id, centerLatitude, centerLongitude, bearingInDeg);        setWidthInNM(widthInNM);        setHeightInNM(heightInNM);        setLayout(layoutManager);        contents = new Vector();        super.setCustomGraphicClassName("com.bbn.openmap.examples.beanbox.ContainerGraphic");    }    public Vector getContents() {        return this.contents;    }    public void setContents(Vector contents) {        this.contents = contents;    }    public void add(Object bean) {        if (bean instanceof SimpleBeanObject) {            SimpleBeanObject obj = (SimpleBeanObject) bean;            if (!contents.contains(new Long(obj.getId()))) {                contents.add(new Long(obj.getId()));            }            if (layoutManager != null) {                layoutManager.layoutContainer();            }        }    }    public void remove(Object bean) {        if (bean instanceof SimpleBeanObject) {            SimpleBeanObject obj = (SimpleBeanObject) bean;            if (contents.contains(new Long(obj.getId()))) {                contents.remove(new Long(obj.getId()));            }            if (layoutManager != null)                layoutManager.layoutContainer();        }    }    public void removeAll() {        if (contents.size() > 0) {            contents.clear();            if (layoutManager != null)                layoutManager.layoutContainer();        }    }    public boolean contains(Object obj) {        if (obj instanceof SimpleBeanObject) {            return this.contains(new Long(((SimpleBeanObject) obj).getId()));        }        return false;    }    public BeanLayoutManager getLayout() {        return layoutManager;    }    public void setLayout(BeanLayoutManager layout) {        layoutManager = layout;        if (layoutManager == null)            layoutManager = new NullLayout();        layoutClass = layoutManager.getClass().getName();        layoutManager.setContainer((BeanContainer) this);        layoutManager.layoutContainer();    }    public String getLayoutClass() {        return layoutClass;    }    public void setLayoutClass(String lc) {        layoutClass = lc;        if ((layoutClass == null)                || ((layoutClass = layoutClass.trim()).length() == 0)) {            System.out.println("loading null layout!");            this.setLayout(new NullLayout());        } else {            try {                Class lClass = Class.forName(layoutClass);                BeanLayoutManager blm = (BeanLayoutManager) lClass.newInstance();                this.setLayout(blm);            } catch (Exception e) {                e.printStackTrace();            }        }    }    public void validate() {        if (layoutManager != null)            layoutManager.layoutContainer();    }    public void setLatitude(float lat) {        super.setLatitude(lat);        validate();    }    public void setLongitude(float lon) {        super.setLongitude(lon);        validate();    }    public void setBearingInDeg(float bearingInDeg) {        super.setBearingInDeg(bearingInDeg);        validate();    }    public float getWidthInNM() {        return widthInNM;    }    public void setWidthInNM(float w) {        widthInNM = w;        this.validate();    }    public float getHeightInNM() {        return heightInNM;    }    public void setHeightInNM(float h) {        heightInNM = h;        this.validate();    }    // utility methods    public float getBottomLatitude() {        return (float) (getLatitude() - ProjMath.radToDeg(Length.NM.toRadians(heightInNM / 2)));    }    public float getRightLongitude() {        return (float) (getLongitude() + ProjMath.radToDeg(Length.NM.toRadians(widthInNM / 2)));    }    public float getTopLatitude() {        return (float) (getLatitude() + ProjMath.radToDeg(Length.NM.toRadians(heightInNM / 2)));    }    public float getLeftLongitude() {        return (float) (getLongitude() - ProjMath.radToDeg(Length.NM.toRadians(widthInNM / 2)));    }    public String toString() {        return "[SBC " + id + " " + latitude + " " + longitude + " "                + bearingInDeg + " " + customGraphicClassName + " "                + graphicImage + " " + widthInNM + " " + heightInNM + " "                + contents + " " + layoutClass + "]";    }}