// **********************************************************************// // <copyright>// //  BBN Technologies//  10 Moulton Street//  Cambridge, MA 02138//  (617) 873-8000// //  Copyright (C) BBNT Solutions LLC. All rights reserved.// // </copyright>// **********************************************************************// // $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/plugin/OMGraphicHandlerPlugIn.java,v $// $RCSfile: OMGraphicHandlerPlugIn.java,v $// $Revision: 1.3.2.1 $// $Date: 2004/10/14 18:27:33 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.plugin;import java.awt.*;import com.bbn.openmap.omGraphics.*;import com.bbn.openmap.proj.Projection;/** * A PlugIn that implements the OMGraphicHandler interface. */public class OMGraphicHandlerPlugIn extends BeanContextAbstractPlugIn implements        OMGraphicHandler {    protected OMGraphicList list = null;    protected FilterSupport filter = new FilterSupport();    public OMGraphicHandlerPlugIn() {        super();    }    public OMGraphicHandlerPlugIn(Component comp) {        super(comp);    }    /**     * Don't set to null. This is here to let subclasses put a     * more/less capable FilterSupport in place.     */    public void setFilter(FilterSupport fs) {        filter = fs;    }    /**     * Get the FilterSupport object that is handling the     * OMGraphicHandler methods.     */    public FilterSupport getFilter() {        return filter;    }    /**     * The getRectangle call is the main call into the PlugIn module.     * The module is expected to fill the graphics list with objects     * that are within the screen parameters passed.     *      * @param p projection of the screen, holding scale, center     *        coords, height, width.     */    public OMGraphicList getRectangle(Projection p) {        OMGraphicList list = (OMGraphicList) getList();        list.generate(p);        return list;    } //end getRectangle    // OMGraphicHandler methods, deferred to FilterSupport...    public OMGraphicList filter(Shape withinThisShape) {        return filter.filter(withinThisShape);    }    /**     * @see OMGraphicHandler#filter(Shape, boolean).     */    public OMGraphicList filter(Shape shapeBoundary, boolean getInsideBoundary) {        return filter.filter(shapeBoundary, getInsideBoundary);    }    /**     * @see OMGraphicHandler#supportsSQL().     */    public boolean supportsSQL() {        return filter.supportsSQL();    }    /**     */    public OMGraphicList filter(String SQLQuery) {        return filter.filter(SQLQuery);    }    /**     */    public boolean doAction(OMGraphic graphic, OMAction action) {        return filter.doAction(graphic, action);    }    /**     */    public OMGraphicList getList() {        OMGraphicList list = filter.getList();        if (list == null) {            list = new OMGraphicList();            filter.setList(list);        }        return list;    }    /**     * Indicates if the OMGraphicHandler can have its OMGraphicList     * set.     */    public boolean canSetList() {        return filter.canSetList();    }    /**     * Set the OMGraphicList within this OMGraphicHandler. Works if     * canSetGraphicList == true.     */    public void setList(OMGraphicList omgl) {        filter.setList(omgl);    }    /**     * Remove all filters, and reset all graphics to be visible.     */    public void resetFiltering() {        filter.resetFiltering();    }} //end OMGraphicHandlerPlugIn