// $Id:IFDEntry.java 63 2006-07-12 21:50:51Z edavis $
/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package whitebox.geospatialfiles;
import java.util.*;
/**
*
* @author caron
* @version $Revision:63 $ $Date:2006-07-12 21:50:51Z $
*/
class IFDEntry implements Comparable {
protected Tag tag;
protected FieldType type;
protected int count;
protected int[] value;
protected double[] valueD;
protected String valueS;
protected ArrayList geokeys = null;
IFDEntry(Tag tag, FieldType type) {
this.tag = tag;
this.type = type;
this.count = 1;
}
IFDEntry(Tag tag, FieldType type, int count) {
this.tag = tag;
this.type = type;
this.count = count;
}
public IFDEntry setValue(int v) {
this.value = new int[1];
this.value[0] = v;
return this;
}
public IFDEntry setValue(int n, int d) {
this.value = new int[2];
this.value[0] = n;
this.value[1] = d;
return this;
}
public IFDEntry setValue(int n, int d, int f) {
this.value = new int[3];
this.value[0] = n;
this.value[1] = d;
this.value[2] = f;
return this;
}
public IFDEntry setValue(int[] v) {
this.count = v.length;
value = (int[]) v.clone();
return this;
}
public IFDEntry setValue(double v) {
this.count = 1;
valueD = new double[1];
valueD[0] = v;
return this;
}
public IFDEntry setValue(double[] v) {
this.count = v.length;
valueD = (double[]) v.clone();
return this;
}
public IFDEntry setValue(String v) {
this.count = v.length();
valueS = v;
return this;
}
public void addGeoKey(GeoKey geokey) {
if (geokeys == null) {
geokeys = new ArrayList();
}
geokeys.add(geokey);
}
@Override
public int compareTo(Object o) {
return tag.compareTo(((IFDEntry) o).tag);
}
@Override
public String toString() {
StringBuilder sbuf = new StringBuilder();
sbuf.append(" tag = " + tag);
sbuf.append(" type = " + type);
sbuf.append(" count = " + count);
sbuf.append(" values = ");
if (type == FieldType.ASCII) {
sbuf.append(valueS);
} else if (type == FieldType.RATIONAL) {
for (int i = 0; i < 2; i += 2) {
if (i > 1) {
sbuf.append(", ");
}
sbuf.append(value[i] + "/" + value[i + 1]);
}
} else if ((type == FieldType.DOUBLE) || (type == FieldType.FLOAT)) {
for (int i = 0; i < count; i++) {
sbuf.append(valueD[i] + " ");
}
} else {
int n = Math.min(count, 30);
for (int i = 0; i < n; i++) {
sbuf.append(value[i] + " ");
}
}
if (geokeys != null) {
sbuf.append("\n");
for (int i = 0; i < geokeys.size(); i++) {
GeoKey elem = (GeoKey) geokeys.get(i);
sbuf.append(" " + elem + "\n");
}
}
return sbuf.toString();
}
}