svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / VectorialFileAdapter.java @ 229
History | View | Annotate | Download (3.78 KB)
| 1 |
/* Generated by Together */
|
|---|---|
| 2 |
package com.iver.cit.gvsig.fmap.layers; |
| 3 |
|
| 4 |
import com.iver.cit.gvsig.fmap.core.FGeometry; |
| 5 |
import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
| 6 |
import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
| 7 |
import com.iver.cit.gvsig.fmap.rendering.indexes.IndexNotExistsException; |
| 8 |
import com.iver.cit.gvsig.fmap.write.FileWriterDriver; |
| 9 |
|
| 10 |
import java.awt.geom.Rectangle2D; |
| 11 |
|
| 12 |
import java.io.File; |
| 13 |
import java.io.IOException; |
| 14 |
|
| 15 |
|
| 16 |
/**
|
| 17 |
* Adapta un driver de fichero vectorial a la interfaz vectorial, manteniendo
|
| 18 |
* adem?s el estado necesario por una capa vectorial de fichero (el nombre del
|
| 19 |
* fichero)
|
| 20 |
*/
|
| 21 |
public class VectorialFileAdapter extends VectorialAdapter { |
| 22 |
private boolean driverInitialized = false; |
| 23 |
private File file; |
| 24 |
private FileWriterDriver writeDriver;
|
| 25 |
|
| 26 |
/**
|
| 27 |
* Crea un nuevo VectorialFileAdapter.
|
| 28 |
*
|
| 29 |
* @param file DOCUMENT ME!
|
| 30 |
*/
|
| 31 |
public VectorialFileAdapter(File file) { |
| 32 |
this.file = file;
|
| 33 |
} |
| 34 |
|
| 35 |
/**
|
| 36 |
* DOCUMENT ME!
|
| 37 |
*
|
| 38 |
* @return DOCUMENT ME!
|
| 39 |
*
|
| 40 |
* @throws IOException DOCUMENT ME!
|
| 41 |
*/
|
| 42 |
private VectorialFileDriver getFileDriver() throws IOException { |
| 43 |
return (VectorialFileDriver) getDriver();
|
| 44 |
} |
| 45 |
|
| 46 |
/**
|
| 47 |
* incrementa el contador de las veces que se ha abierto el fichero.
|
| 48 |
* Solamente cuando el contador est? a cero pide al driver que abra el
|
| 49 |
* fichero
|
| 50 |
*
|
| 51 |
* @throws DriverIOException
|
| 52 |
*/
|
| 53 |
public void start() throws DriverIOException { |
| 54 |
try {
|
| 55 |
getFileDriver().open(file); |
| 56 |
|
| 57 |
if (!driverInitialized) {
|
| 58 |
getFileDriver().initialize(); |
| 59 |
driverInitialized = true;
|
| 60 |
} |
| 61 |
} catch (IOException e) { |
| 62 |
throw new DriverIOException(e); |
| 63 |
} |
| 64 |
} |
| 65 |
|
| 66 |
/**
|
| 67 |
* decrementa el contador de n?mero de aperturas y cuando llega a cero pide
|
| 68 |
* al driver que cierre el fichero
|
| 69 |
*
|
| 70 |
* @throws DriverIOException
|
| 71 |
*/
|
| 72 |
public void stop() throws DriverIOException { |
| 73 |
try {
|
| 74 |
getFileDriver().close(); |
| 75 |
} catch (IOException e) { |
| 76 |
throw new DriverIOException(e); |
| 77 |
} |
| 78 |
} |
| 79 |
|
| 80 |
/**
|
| 81 |
* DOCUMENT ME!
|
| 82 |
*
|
| 83 |
* @param index DOCUMENT ME!
|
| 84 |
*
|
| 85 |
* @return DOCUMENT ME!
|
| 86 |
*
|
| 87 |
* @throws DriverIOException
|
| 88 |
*
|
| 89 |
* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getShape(int)
|
| 90 |
*/
|
| 91 |
public FGeometry getShape(int index) throws DriverIOException { |
| 92 |
try {
|
| 93 |
return getFileDriver().getShape(index);
|
| 94 |
} catch (IOException e) { |
| 95 |
throw new DriverIOException(e); |
| 96 |
} |
| 97 |
} |
| 98 |
|
| 99 |
/**
|
| 100 |
* DOCUMENT ME!
|
| 101 |
*
|
| 102 |
* @return DOCUMENT ME!
|
| 103 |
*
|
| 104 |
* @throws DriverIOException
|
| 105 |
*
|
| 106 |
* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getShapeCount()
|
| 107 |
*/
|
| 108 |
public int getShapeCount() throws DriverIOException { |
| 109 |
try {
|
| 110 |
return getFileDriver().getShapeCount();
|
| 111 |
} catch (IOException e) { |
| 112 |
throw new DriverIOException(e); |
| 113 |
} |
| 114 |
} |
| 115 |
|
| 116 |
/**
|
| 117 |
* DOCUMENT ME!
|
| 118 |
*
|
| 119 |
* @return DOCUMENT ME!
|
| 120 |
*
|
| 121 |
* @throws DriverIOException
|
| 122 |
*
|
| 123 |
* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getFullExtent()
|
| 124 |
*/
|
| 125 |
public Rectangle2D getFullExtent() throws DriverIOException { |
| 126 |
try {
|
| 127 |
return getFileDriver().getFullExtent();
|
| 128 |
} catch (IOException e) { |
| 129 |
throw new DriverIOException(e); |
| 130 |
} |
| 131 |
} |
| 132 |
|
| 133 |
/**
|
| 134 |
* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#initialize()
|
| 135 |
*/
|
| 136 |
public void initialize() { |
| 137 |
} |
| 138 |
|
| 139 |
/**
|
| 140 |
* @see com.iver.cit.gvsig.fmap.rendering.indexes.Index#getRecordIndexes(java.awt.geom.Rectangle2D)
|
| 141 |
*/
|
| 142 |
public int[] getRecordIndexes(Rectangle2D rect) |
| 143 |
throws DriverIOException, IndexNotExistsException {
|
| 144 |
//TODO implementar bien
|
| 145 |
return null; |
| 146 |
} |
| 147 |
} |