root / trunk / libraries / libCq_CMS_praster / src / org / cresques / px / gml / Feature.java @ 8026
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| 1 | 8026 | nacho | /*
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| 2 | * Cresques Mapping Suite. Graphic Library for constructing mapping applications.
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| 3 | *
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| 4 | * Copyright (C) 2004-5.
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU General Public License
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| 8 | * as published by the Free Software Foundation; either version 2
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| 9 | * of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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| 19 | *
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| 20 | * For more information, contact:
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| 21 | *
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| 22 | * cresques@gmail.com
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| 23 | */
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| 24 | package org.cresques.px.gml; |
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| 25 | |||
| 26 | import org.cresques.geo.ViewPortData; |
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| 27 | |||
| 28 | import org.cresques.px.Drawable; |
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| 29 | import org.cresques.px.Extent; |
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| 30 | import org.cresques.px.PxObj; |
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| 31 | |||
| 32 | import java.awt.Graphics2D; |
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| 33 | |||
| 34 | import java.util.Hashtable; |
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| 35 | |||
| 36 | |||
| 37 | /**
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| 38 | * Feature de .gml y .shp
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| 39 | * @author "Luis W. Sevilla" <sevilla_lui@gva.es>
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| 40 | */
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| 41 | public class Feature extends PxObj { |
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| 42 | Hashtable property = null; |
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| 43 | Geometry geometry = null;
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| 44 | |||
| 45 | /**
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| 46 | * Constructor de la clase Feature.
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| 47 | */
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| 48 | public Feature() {
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| 49 | property = new Hashtable(); |
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| 50 | } |
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| 51 | |||
| 52 | /**
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| 53 | * Establece los atributos de las Features.
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| 54 | * @param prop, Nombre del atributo.
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| 55 | * @param value, Valor que toma este atributo para esta Feature.
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| 56 | */
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| 57 | public void setProp(String prop, String value) { |
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| 58 | property.put(prop, value); |
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| 59 | } |
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| 60 | |||
| 61 | /**
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| 62 | * Devuelve el valor de un determinado atributo del Feature.
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| 63 | * @param prop, Nombre del atributo del cual queremos conocer el valor.
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| 64 | * @return String, Valor del atributo para esta Feature.
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| 65 | */
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| 66 | public String getProp(String prop) { |
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| 67 | return (String) property.get(prop); |
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| 68 | } |
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| 69 | |||
| 70 | /**
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| 71 | * Establece la geometr?a a la que est? asociada este Feature.
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| 72 | * @param geom, la geometr?a que caracteriza a este Feature.
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| 73 | */
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| 74 | public void setGeometry(Geometry geom) { |
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| 75 | geometry = geom; |
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| 76 | } |
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| 77 | |||
| 78 | /**
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| 79 | * Devuelve la geometr?a asociada a este Feature.
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| 80 | * @return Geometry, la geometr?a que caracteriza a este Feature.
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| 81 | */
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| 82 | public Geometry getGeometry() {
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| 83 | return geometry;
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| 84 | } |
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| 85 | |||
| 86 | /**
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| 87 | * Devuelve el extent de la geometr?a que caracteriza al Feature.
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| 88 | * @return Extent, rect?ngulo en el que est? ubicado la geometr?a caracter?stica
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| 89 | * del Feature.
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| 90 | */
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| 91 | public Extent getExtent() {
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| 92 | if (geometry != null) { |
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| 93 | return geometry.getExtent();
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| 94 | } |
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| 95 | |||
| 96 | return null; |
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| 97 | } |
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| 98 | |||
| 99 | /**
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| 100 | * Permite dibujar le geometr?a caracter?stica del Feature.
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| 101 | */
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| 102 | public void draw(Graphics2D g, ViewPortData vp) { |
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| 103 | Geometry geo = getGeometry(); |
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| 104 | |||
| 105 | if (geo != null) { |
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| 106 | if (geo instanceof Point) { |
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| 107 | ((Point) geo).text = getProp("NOMBRE"); |
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| 108 | } |
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| 109 | |||
| 110 | geo.draw(g, vp); |
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| 111 | } |
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| 112 | } |
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| 113 | } |