root / branches / Mobile_Compatible_Hito_1 / libFMap / src / es / prodevelop / gvsig / mobile / fmap / ExtentHistory.java @ 21606
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2006 Prodevelop and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* http://www.gvsig.gva.es
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*
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* or
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*
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* Prodevelop Integraci?n de Tecnolog?as SL
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* Conde Salvatierra de ?lava , 34-10
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* 46004 Valencia
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* Spain
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*
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* +34 963 510 612
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* +34 963 510 968
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* gis@prodevelop.es
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* http://www.prodevelop.es
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*
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* or
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*
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* Instituto de Rob?tica
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* Apartado de correos 2085
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* 46071 Valencia
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* (Spain)
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*
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* +34 963 543 577
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* jjordan@robotica.uv.es
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* http://robotica.uv.es
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*
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*/
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package es.prodevelop.gvsig.mobile.fmap; |
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import java.awt.geom.Rectangle2D; |
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/**
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* Interface for objects that keep a reord of visited extents.
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*
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* @see es.prodevelop.gvsig.mobile.fmap.viewport.Extent
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*
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* @author jldominguez
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*
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*/
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public interface ExtentHistory { |
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/**
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* Gets previous extent
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* @param r current extent
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* @return the previous extent
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*/
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public Rectangle2D getPrevious(Rectangle2D r); |
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/**
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* Gets next extent
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* @param r current extent
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* @return the next extent
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*/
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public Rectangle2D getNext(Rectangle2D r); |
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/**
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*
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* @return whether there si anext extent
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*/
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public boolean hasNext(); |
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/**
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*
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* @return whether there is a previous extent
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*/
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public boolean hasPrevious(); |
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/**
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* max number of extents permitted
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* @return
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*/
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public int getCapacity(); |
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/**
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* Add a new extent
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* @param r the new extent
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*/
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public void put(Rectangle2D r); |
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} |