svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLayers.java @ 650
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| 1 | 214 | fernando | package com.iver.cit.gvsig.fmap.layers; |
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| 2 | |||
| 3 | 541 | vcaballero | import java.awt.Graphics2D; |
| 4 | import java.awt.geom.Rectangle2D; |
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| 5 | import java.awt.image.BufferedImage; |
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| 6 | import java.io.File; |
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| 7 | import java.util.ArrayList; |
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| 8 | 562 | fernando | import java.util.BitSet; |
| 9 | 541 | vcaballero | import java.util.Iterator; |
| 10 | |||
| 11 | 562 | fernando | import com.hardcode.driverManager.DriverLoadException; |
| 12 | import com.hardcode.gdbms.engine.data.DriverException; |
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| 13 | import com.iver.cit.gvsig.fmap.ViewPort; |
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| 14 | import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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| 15 | import com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection; |
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| 16 | import com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData; |
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| 17 | import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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| 18 | import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor; |
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| 19 | import com.iver.utiles.XMLEntity; |
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| 20 | 541 | vcaballero | |
| 21 | 562 | fernando | |
| 22 | 214 | fernando | /**
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| 23 | * Representa un nodo interno en el ?rbol de capas
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| 24 | */
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| 25 | 562 | fernando | public class FLayers extends FLyrDefault implements VectorialData, LayerCollection{ |
| 26 | 524 | vcaballero | //ArrayList de Listener registrados.
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| 27 | private ArrayList layerListeners = new ArrayList(); |
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| 28 | private ArrayList layers = new ArrayList(4); |
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| 29 | 214 | fernando | |
| 30 | 524 | vcaballero | /**
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| 31 | * Crea un nuevo FLayers.
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| 32 | */
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| 33 | public FLayers() {
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| 34 | setParentLayer(this);
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| 35 | } |
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| 36 | 257 | vcaballero | |
| 37 | 524 | vcaballero | /**
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| 38 | * A?ade un listener de los eventos de la colecci?n de capas
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| 39 | *
|
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| 40 | * @param listener DOCUMENT ME!
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| 41 | */
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| 42 | public void addLayerCollectionListener(LayerCollectionListener listener) { |
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| 43 | layerListeners.add(listener); |
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| 44 | } |
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| 45 | 214 | fernando | |
| 46 | 562 | fernando | /**
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| 47 | 524 | vcaballero | * @see com.iver.cit.gvsig.fmap.layers.FLayer#setActive(boolean)
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| 48 | */
|
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| 49 | public void setActive(boolean bActive) { |
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| 50 | FLayer lyr; |
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| 51 | 214 | fernando | |
| 52 | 524 | vcaballero | for (int i = 0; i < layers.size(); i++) { |
| 53 | lyr = ((FLayer) layers.get(i)); |
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| 54 | lyr.setActive(bActive); |
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| 55 | } |
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| 56 | } |
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| 57 | 346 | fernando | |
| 58 | 524 | vcaballero | /**
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| 59 | * ELimina un listener de los eventos de la colecci?n de capas
|
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| 60 | *
|
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| 61 | * @param listener DOCUMENT ME!
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| 62 | */
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| 63 | public void removeLayerCollectionListener(LayerCollectionListener listener) { |
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| 64 | layerListeners.remove(listener); |
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| 65 | } |
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| 66 | 214 | fernando | |
| 67 | 524 | vcaballero | /**
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| 68 | * DOCUMENT ME!
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| 69 | *
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| 70 | * @param layer DOCUMENT ME!
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| 71 | */
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| 72 | private void doAddLayer(FLayer layer) { |
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| 73 | layers.add(layer); |
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| 74 | } |
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| 75 | 270 | vcaballero | |
| 76 | 524 | vcaballero | /**
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| 77 | * A?ade una capa al final de la lista de subcapas
|
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| 78 | *
|
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| 79 | * @param layer DOCUMENT ME!
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| 80 | *
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| 81 | * @throws CancelationException
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| 82 | */
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| 83 | public void addLayer(FLayer layer) throws CancelationException { |
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| 84 | LayerCollectionEvent event = new LayerCollectionEvent(layer);
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| 85 | 214 | fernando | |
| 86 | 524 | vcaballero | callLayerAdding(event); |
| 87 | 404 | fjp | |
| 88 | 524 | vcaballero | doAddLayer(layer); |
| 89 | 404 | fjp | |
| 90 | 524 | vcaballero | callLayerAdded(event); |
| 91 | } |
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| 92 | 404 | fjp | |
| 93 | 524 | vcaballero | /**
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| 94 | * Mueve una capa de la posici?n from a la posici?n to. (Se supone que
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| 95 | * est?n dentro del mismo nivel). Para mover entre niveles, usar otro
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| 96 | * m?todo (por hacer)
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| 97 | *
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| 98 | * @param from DOCUMENT ME!
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| 99 | * @param to DOCUMENT ME!
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| 100 | *
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| 101 | * @throws CancelationException
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| 102 | */
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| 103 | public void moveTo(int from, int to) throws CancelationException { |
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| 104 | FLayer aux = (FLayer) layers.get(from); |
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| 105 | LayerPositionEvent event = new LayerPositionEvent(aux, from, to);
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| 106 | callLayerMoving(event); |
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| 107 | layers.remove(from); |
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| 108 | layers.add(to, aux); |
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| 109 | callLayerMoved(event); |
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| 110 | } |
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| 111 | 257 | vcaballero | |
| 112 | 524 | vcaballero | /**
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| 113 | * DOCUMENT ME!
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| 114 | *
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| 115 | * @param lyr DOCUMENT ME!
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| 116 | */
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| 117 | private void doRemoveLayer(FLayer lyr) { |
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| 118 | layers.remove(lyr); |
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| 119 | } |
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| 120 | 214 | fernando | |
| 121 | 524 | vcaballero | /**
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| 122 | * DOCUMENT ME!
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| 123 | *
|
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| 124 | * @param lyr DOCUMENT ME!
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| 125 | *
|
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| 126 | * @throws CancelationException DOCUMENT ME!
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| 127 | */
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| 128 | public void removeLayer(FLayer lyr) throws CancelationException { |
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| 129 | LayerCollectionEvent event = new LayerCollectionEvent(lyr);
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| 130 | callLayerRemoving(event); |
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| 131 | doRemoveLayer(lyr); |
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| 132 | callLayerRemoved(event); |
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| 133 | } |
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| 134 | 214 | fernando | |
| 135 | 524 | vcaballero | /**
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| 136 | * Borra una FLayer del vector a partir del identificador.
|
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| 137 | *
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| 138 | * @param idLayer
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| 139 | */
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| 140 | public void removeLayer(int idLayer) { |
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| 141 | layers.remove(idLayer); |
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| 142 | } |
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| 143 | 257 | vcaballero | |
| 144 | 524 | vcaballero | /**
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| 145 | * M?todo de conveniencia para borrar una capa con ese nombre
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| 146 | *
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| 147 | * @param layerName
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| 148 | */
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| 149 | public void removeLayer(String layerName) { |
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| 150 | FLayer lyr; |
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| 151 | 214 | fernando | |
| 152 | 524 | vcaballero | for (int i = 0; i < layers.size(); i++) { |
| 153 | lyr = ((FLayer) layers.get(i)); |
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| 154 | 402 | fjp | |
| 155 | 524 | vcaballero | if (lyr.getName().compareToIgnoreCase(layerName) == 0) { |
| 156 | layers.remove(i); |
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| 157 | 214 | fernando | |
| 158 | 524 | vcaballero | break;
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| 159 | } |
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| 160 | } |
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| 161 | } |
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| 162 | 214 | fernando | |
| 163 | 524 | vcaballero | /**
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| 164 | * Obtiene el array de capas visibles que penden del arbol cuya ra?z es
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| 165 | * este nodo
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| 166 | *
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| 167 | * @return DOCUMENT ME!
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| 168 | */
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| 169 | public FLayer[] getVisibles() { |
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| 170 | ArrayList array = new ArrayList(); |
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| 171 | 404 | fjp | |
| 172 | 524 | vcaballero | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
| 173 | if (((FLayer) iter.next()).isVisible()) {
|
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| 174 | array.add((FLayer) iter.next()); |
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| 175 | } |
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| 176 | } |
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| 177 | 404 | fjp | |
| 178 | 524 | vcaballero | return (FLayer[]) array.toArray(new FLayer[0]); |
| 179 | } |
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| 180 | 404 | fjp | |
| 181 | 524 | vcaballero | /**
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| 182 | * Obtiene el array de capas activas en el sub?rbol que pende de este nodo
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| 183 | *
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| 184 | * @return DOCUMENT ME!
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| 185 | */
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| 186 | public FLayer[] getActives() { |
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| 187 | ArrayList ret = new ArrayList(); |
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| 188 | 214 | fernando | |
| 189 | 524 | vcaballero | for (int i = 0; i < layers.size(); i++) { |
| 190 | if (((FLayer) layers.get(i)).isActive()) {
|
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| 191 | ret.add(layers.get(i)); |
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| 192 | } |
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| 193 | } |
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| 194 | 217 | fernando | |
| 195 | 524 | vcaballero | return (FLayer[]) ret.toArray(new FLayer[0]); |
| 196 | } |
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| 197 | 242 | vcaballero | |
| 198 | 524 | vcaballero | /**
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| 199 | * Obtiene el hijo i-?simo directo de esta colecci?n
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| 200 | *
|
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| 201 | * @param index DOCUMENT ME!
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| 202 | *
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| 203 | * @return DOCUMENT ME!
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| 204 | */
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| 205 | public FLayer getLayer(int index) { |
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| 206 | return (FLayer) layers.get(index);
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| 207 | } |
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| 208 | 242 | vcaballero | |
| 209 | 524 | vcaballero | /**
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| 210 | * M?todo de conveniencia para buscar una capa por su nombre Es conveniente
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| 211 | * usar getLayer(int) siempre que se pueda, es m?s directo.
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| 212 | *
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| 213 | * @param layerName
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| 214 | *
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| 215 | * @return
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| 216 | */
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| 217 | public FLayer getLayer(String layerName) { |
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| 218 | FLayer lyr; |
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| 219 | 242 | vcaballero | |
| 220 | 524 | vcaballero | for (int i = 0; i < layers.size(); i++) { |
| 221 | lyr = ((FLayer) layers.get(i)); |
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| 222 | 242 | vcaballero | |
| 223 | 524 | vcaballero | if (lyr.getName().compareToIgnoreCase(layerName) == 0) { |
| 224 | return lyr;
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| 225 | } |
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| 226 | } |
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| 227 | 346 | fernando | |
| 228 | 524 | vcaballero | return null; |
| 229 | } |
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| 230 | 346 | fernando | |
| 231 | 524 | vcaballero | /**
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| 232 | * Obtiene el n?mero de capas que hay en su mismo nivel Es decir, no cuenta
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| 233 | * las subcapas de un FLayers
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| 234 | *
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| 235 | * @return DOCUMENT ME!
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| 236 | */
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| 237 | public int getLayersCount() { |
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| 238 | return layers.size();
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| 239 | } |
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| 240 | 346 | fernando | |
| 241 | 524 | vcaballero | /**
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| 242 | * DOCUMENT ME!
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| 243 | *
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| 244 | * @param image DOCUMENT ME!
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| 245 | * @param g DOCUMENT ME!
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| 246 | * @param viewPort DOCUMENT ME!
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| 247 | * @param cancel
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| 248 | *
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| 249 | * @throws DriverIOException
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| 250 | * @throws DriverLoadException
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| 251 | * @throws DriverException
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| 252 | *
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| 253 | * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#draw(java.awt.image.BufferedImage,
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| 254 | * java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
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| 255 | */
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| 256 | public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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| 257 | Cancellable cancel) |
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| 258 | throws DriverIOException, DriverLoadException, DriverException {
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| 259 | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
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| 260 | 533 | vcaballero | FLayer lyr = (FLayer) iter.next(); |
| 261 | 541 | vcaballero | |
| 262 | 524 | vcaballero | if (lyr.isVisible()) {
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| 263 | lyr.draw(image, g, viewPort, cancel); |
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| 264 | } |
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| 265 | } |
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| 266 | } |
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| 267 | |||
| 268 | /**
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| 269 | 562 | fernando | * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.operations.Cancellable)
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| 270 | 524 | vcaballero | */
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| 271 | 562 | fernando | public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel) throws DriverIOException, DriverLoadException, DriverException { |
| 272 | 650 | vcaballero | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
| 273 | FLayer lyr = (FLayer) iter.next(); |
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| 274 | |||
| 275 | if (lyr.isVisible()) {
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| 276 | lyr.print(g, viewPort, cancel); |
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| 277 | } |
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| 278 | } |
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| 279 | 524 | vcaballero | } |
| 280 | |||
| 281 | /**
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| 282 | * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
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| 283 | */
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| 284 | public Rectangle2D getFullExtent() throws DriverIOException { |
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| 285 | Rectangle2D rAux = null; |
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| 286 | int i = 0; |
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| 287 | |||
| 288 | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
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| 289 | 533 | vcaballero | FLayer capa = (FLayer) iter.next(); |
| 290 | 524 | vcaballero | |
| 291 | if (i == 0) { |
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| 292 | rAux = capa.getFullExtent(); |
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| 293 | } else {
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| 294 | rAux.add(capa.getFullExtent()); |
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| 295 | } |
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| 296 | |||
| 297 | i++; |
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| 298 | } |
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| 299 | |||
| 300 | return rAux;
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| 301 | } |
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| 302 | /**
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| 303 | * DOCUMENT ME!
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| 304 | *
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| 305 | * @param event DOCUMENT ME!
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| 306 | *
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| 307 | * @throws CancelationException
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| 308 | */
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| 309 | private void callLayerAdding(LayerCollectionEvent event) |
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| 310 | throws CancelationException {
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| 311 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 312 | ((LayerCollectionListener) iter.next()).layerAdding(event); |
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| 313 | } |
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| 314 | } |
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| 315 | 257 | vcaballero | |
| 316 | 524 | vcaballero | /**
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| 317 | * DOCUMENT ME!
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| 318 | *
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| 319 | * @param event DOCUMENT ME!
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| 320 | *
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| 321 | * @throws CancelationException
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| 322 | */
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| 323 | private void callLayerRemoving(LayerCollectionEvent event) |
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| 324 | throws CancelationException {
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| 325 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 326 | ((LayerCollectionListener) iter.next()).layerRemoving(event); |
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| 327 | } |
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| 328 | } |
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| 329 | 257 | vcaballero | |
| 330 | 524 | vcaballero | /**
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| 331 | * DOCUMENT ME!
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| 332 | *
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| 333 | * @param event DOCUMENT ME!
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| 334 | *
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| 335 | * @throws CancelationException
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| 336 | */
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| 337 | private void callLayerMoving(LayerPositionEvent event) |
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| 338 | throws CancelationException {
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| 339 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 340 | ((LayerCollectionListener) iter.next()).layerMoving(event); |
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| 341 | } |
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| 342 | } |
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| 343 | 353 | fernando | |
| 344 | 524 | vcaballero | /**
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| 345 | * DOCUMENT ME!
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| 346 | *
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| 347 | * @param event DOCUMENT ME!
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| 348 | */
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| 349 | private void callLayerAdded(LayerCollectionEvent event) { |
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| 350 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 351 | ((LayerCollectionListener) iter.next()).layerAdded(event); |
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| 352 | } |
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| 353 | } |
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| 354 | 353 | fernando | |
| 355 | 524 | vcaballero | /**
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| 356 | * DOCUMENT ME!
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| 357 | *
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| 358 | * @param event DOCUMENT ME!
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| 359 | */
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| 360 | private void callLayerRemoved(LayerCollectionEvent event) { |
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| 361 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 362 | ((LayerCollectionListener) iter.next()).layerRemoved(event); |
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| 363 | } |
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| 364 | } |
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| 365 | 353 | fernando | |
| 366 | 435 | vcaballero | /**
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| 367 | 524 | vcaballero | * DOCUMENT ME!
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| 368 | *
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| 369 | * @param event DOCUMENT ME!
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| 370 | */
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| 371 | private void callLayerMoved(LayerPositionEvent event) { |
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| 372 | for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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| 373 | ((LayerCollectionListener) iter.next()).layerMoved(event); |
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| 374 | } |
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| 375 | } |
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| 376 | |||
| 377 | /**
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| 378 | * DOCUMENT ME!
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| 379 | *
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| 380 | * @return DOCUMENT ME!
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| 381 | *
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| 382 | * @throws DriverException
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| 383 | *
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| 384 | 435 | vcaballero | * @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
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| 385 | */
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| 386 | 524 | vcaballero | public XMLEntity getXMLEntity() throws DriverException { |
| 387 | XMLEntity xml = super.getXMLEntity();
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| 388 | xml.putProperty("numLayers", layers.size());
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| 389 | 558 | vcaballero | String[] s=new String[layers.size()]; |
| 390 | for (int i=0;i<layers.size();i++){ |
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| 391 | s[i]=((FLayer)layers.get(i)).getName(); |
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| 392 | } |
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| 393 | xml.putProperty("LayerNames",s);
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| 394 | 524 | vcaballero | for (int i = 0; i < layers.size(); i++) { |
| 395 | xml.addChild(((FLayer) layers.get(i)).getXMLEntity()); |
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| 396 | 435 | vcaballero | } |
| 397 | 524 | vcaballero | |
| 398 | 435 | vcaballero | return xml;
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| 399 | } |
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| 400 | 341 | fernando | |
| 401 | 435 | vcaballero | /**
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| 402 | 524 | vcaballero | * DOCUMENT ME!
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| 403 | *
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| 404 | * @param xml DOCUMENT ME!
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| 405 | *
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| 406 | * @throws XMLException
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| 407 | *
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| 408 | 435 | vcaballero | * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
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| 409 | */
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| 410 | 487 | vcaballero | public void setXMLEntity(XMLEntity xml) throws XMLException { |
| 411 | 442 | vcaballero | super.setXMLEntity(xml);
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| 412 | 524 | vcaballero | |
| 413 | int numLayers = xml.getIntProperty("numLayers"); |
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| 414 | 558 | vcaballero | String[] s=xml.getStringArrayProperty("LayerNames"); |
| 415 | 524 | vcaballero | for (int i = 0; i < numLayers; i++) { |
| 416 | if (xml.getStringProperty("file") != null) { |
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| 417 | try {
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| 418 | 558 | vcaballero | layers.add(LayerFactory.createLayer(s[i], |
| 419 | 524 | vcaballero | xml.getChild(i).getStringProperty("driverName"),
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| 420 | new File(xml.getChild(i).getStringProperty("name")), |
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| 421 | getProjection())); |
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| 422 | } catch (DriverLoadException e) {
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| 423 | throw new XMLException(e); |
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| 424 | } catch (DriverIOException e) {
|
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| 425 | throw new XMLException(e); |
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| 426 | } |
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| 427 | } else if (true) { |
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| 428 | } else if (true) { |
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| 429 | 487 | vcaballero | } |
| 430 | 435 | vcaballero | } |
| 431 | } |
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| 432 | 562 | fernando | |
| 433 | /**
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| 434 | * @throws DriverIOException
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| 435 | * @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor, java.util.BitSet)
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| 436 | */
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| 437 | public void process(FeatureVisitor visitor, BitSet subset) throws DriverIOException { |
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| 438 | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
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| 439 | FLayer layer = (FLayer) iter.next(); |
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| 440 | |||
| 441 | if (layer instanceof VectorialData) { |
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| 442 | ((VectorialData) layer).process(visitor, subset); |
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| 443 | } |
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| 444 | } |
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| 445 | } |
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| 446 | |||
| 447 | /**
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| 448 | * @throws DriverIOException
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| 449 | * @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor)
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| 450 | */
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| 451 | public void process(FeatureVisitor visitor) throws DriverIOException { |
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| 452 | for (Iterator iter = layers.iterator(); iter.hasNext();) { |
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| 453 | FLayer layer = (FLayer) iter.next(); |
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| 454 | |||
| 455 | if (layer instanceof VectorialData) { |
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| 456 | ((VectorialData) layer).process(visitor); |
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| 457 | } |
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| 458 | } |
||
| 459 | } |
||
| 460 | 214 | fernando | } |