// **********************************************************************// // <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/corba/com/bbn/openmap/layer/specialist/SLine.java,v $// $RCSfile: SLine.java,v $// $Revision: 1.2.2.1 $// $Date: 2004/10/14 18:26:32 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.layer.specialist;import com.bbn.openmap.CSpecialist.*;import com.bbn.openmap.CSpecialist.GraphicPackage.*;import com.bbn.openmap.CSpecialist.LinePackage.*;/** * A SLine is a specialist graphic object that represents a line. *  * <h4>ASSUMPTIONS</h4> *  * OpenMap assumes the following about lines: *  * <ul> *  * <li>A LatLon line must be less than 180 degrees of arc, (one * hemisphere). We draw lines the short way around the world. * <p> *  * </ul> *  * Not following these assumptions may result in unpredictable * behavior! * <p> *   */public class SLine extends SGraphic /* used to be _LineImplBase */{    /** p1 - xy screen point of the end point of the line. */    protected XYPoint p1_;    /** p2 - xy screen point of the end point of the line. */    protected XYPoint p2_;    /** ll1 - lat/lon coordinate of the starting point of the line. */    protected LLPoint ll1_;    /** ll2 - lat/lon coordinate of the end point of the line. */    protected LLPoint ll2_;    // Need several constructors    public SLine() {        super(GraphicType.GT_Line,              RenderType.RT_Unknown,              LineType.LT_Unknown,              DeclutterType.DC_None);        ll1_ = new LLPoint(0f, 0f);        ll2_ = new LLPoint(0f, 0f);        p1_ = new XYPoint((short) 0, (short) 0);        p2_ = new XYPoint((short) 0, (short) 0);    }    public SLine(LLPoint ll1, LLPoint ll2, LineType lType) {        super(GraphicType.GT_Line,              RenderType.RT_LatLon,              lType,              DeclutterType.DC_None);        ll1_ = ll1;        ll2_ = ll2;        p1_ = new XYPoint((short) 0, (short) 0);        p2_ = new XYPoint((short) 0, (short) 0);    }    public SLine(short x1, short y1, short x2, short y2) {        super(GraphicType.GT_Line,              RenderType.RT_XY,              LineType.LT_Unknown,              DeclutterType.DC_None);        ll1_ = new LLPoint(0f, 0f);        ll2_ = new LLPoint(0f, 0f);        p1_ = new XYPoint(x1, y1);        p2_ = new XYPoint(x2, y2);    }    public SLine(LLPoint ll1, short x1, short y1, short x2, short y2) {        super(GraphicType.GT_Line,              RenderType.RT_Offset,              LineType.LT_Unknown,              DeclutterType.DC_None);        ll1_ = ll1;        ll2_ = new LLPoint(0f, 0f);        p1_ = new XYPoint(x1, y1);        p2_ = new XYPoint(x2, y2);    }    // The SLine methods    public void p1(XYPoint p1) {        p1_ = p1;    }    public XYPoint p1() {        return p1_;    }    public void p2(XYPoint p2) {        p2_ = p2;    }    public XYPoint p2() {        return p2_;    }    public void ll1(LLPoint ll1) {        ll1_ = ll1;    }    public LLPoint ll1() {        return ll1_;    }    public void ll2(LLPoint ll2) {        ll2_ = ll2;    }    public LLPoint ll2() {        return ll2_;    }    public ELine fill() {        return new ELine(eg, p1_, p2_, ll1_, ll2_);    }    public UGraphic ufill() {        UGraphic ugraphic = new UGraphic();        ugraphic.eline(fill());        return ugraphic;    }    //  Update methods as a result of gesture impulses...    public void changeLl1(com.bbn.openmap.CSpecialist.LLPoint ll1) {        ll1_ = ll1;        LF_update gupdate = new LF_update();        gupdate.ll1(ll1);        UpdateGraphic ug = new UpdateGraphic();        ug.lf_update(gupdate);        addGraphicChange(ug);    }    public void changeLl2(com.bbn.openmap.CSpecialist.LLPoint ll2) {        ll2_ = ll2;        LF_update gupdate = new LF_update();        gupdate.ll2(ll2);        UpdateGraphic ug = new UpdateGraphic();        ug.lf_update(gupdate);        addGraphicChange(ug);    }    public void changeP1(com.bbn.openmap.CSpecialist.XYPoint p1) {        p1_ = p1;        LF_update gupdate = new LF_update();        gupdate.p1(p1);        UpdateGraphic ug = new UpdateGraphic();        ug.lf_update(gupdate);        addGraphicChange(ug);    }    public void changeP2(com.bbn.openmap.CSpecialist.XYPoint p2) {        p2_ = p2;        LF_update gupdate = new LF_update();        gupdate.p2(p2);        UpdateGraphic ug = new UpdateGraphic();        ug.lf_update(gupdate);        addGraphicChange(ug);    }}