root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / rendering / indexes / Index.java @ 1100
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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) 2004 IVER T.I. 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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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.rendering.indexes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import java.awt.geom.Rectangle2D; |
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/**
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* Interfaz que define el comportamiento de una estructura de datos de ?ndice
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*/
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public interface Index { |
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/**
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* Dado un rect?ngulo en coordenadas del mapa se devuelve un array de
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* indices de los registros cuyas features est?n contenidas o intersecten
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* en dicho rect?ngulo. En caso de que ninguna est? contenida se devuelve
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* un array vac?o. Si se invoca esta funci?n pero no hay ning?n ?ndice
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* definido se lanzar? una IndexNotExistsException
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*
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* @param rect Rect?ngulo.
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*
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* @return ?ndices.
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*
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* @throws DriverIOException
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* @throws IndexNotExistsException
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*/
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int[] getRecordIndexes(Rectangle2D rect) |
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throws DriverIOException, IndexNotExistsException;
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/**
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* Abre el fichero de ?ndices
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*
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* @param file Fichero.
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*/
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void openIndexFile(String file); |
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/**
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* Cierra el fichero de ?ndices
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*/
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void closeIndexFile();
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} |