esrigraphic.java

openmap java写的开源数字地图程序. 用applet实现,可以像google map 那样放大缩小地图.

// **********************************************************************
// 
// <copyright>
// 
//  BBN Technologies
//  10 Moulton Street
//  Cambridge, MA 02138
//  [phone]
// 
//  Copyright (C) BBNT Solutions LLC. All rights reserved.
// 
// </copyright>
// **********************************************************************
// 
// $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/dataAccess/shape/EsriGraphic.java,v $
// $RCSfile: EsriGraphic.java,v $
// $Revision: 1.3.2.1 $
// $Date: 2004/10/14 18:26:43 $
// $Author: dietrick $
// 
// **********************************************************************

package com.bbn.openmap.dataAccess.shape;

/**
 * An interface to typecast OMGraphics.
 * 
 * @author Doug Van Auken
 */
public interface EsriGraphic {

    /**
     * The lat/lon extent of the EsriGraphic, assumed to contain miny,
     * minx, maxy maxx in order of the array.
     */
    public void setExtents(float[] extents);

    /**
     * The lat/lon extent of the EsriGraphic, returned as miny, minx,
     * maxy maxx in order of the array.
     */
    public float[] getExtents();

    /**
     * Shallow copy this graphic. The contract is that the cloned
     * object should be capable of being placed on a different layer.
     */
    public EsriGraphic shallowCopy();
}