diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/codec/TIFFField.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/codec/TIFFField.java | 472 |
1 files changed, 0 insertions, 472 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/codec/TIFFField.java b/src/main/java/com/lowagie/text/pdf/codec/TIFFField.java deleted file mode 100644 index ac3b068..0000000 --- a/src/main/java/com/lowagie/text/pdf/codec/TIFFField.java +++ /dev/null @@ -1,472 +0,0 @@ -/*
- * Copyright (c) 2001 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * -Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * -Redistribution in binary form must reproduct the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of contributors may
- * be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
- * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
- * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
- * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
- * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
- * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
- * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
- * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
- * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed,licensed or intended for use in
- * the design, construction, operation or maintenance of any nuclear facility.
- */
-package com.lowagie.text.pdf.codec;
-
-import java.io.Serializable;
-
-/**
- * A class representing a field in a TIFF 6.0 Image File Directory.
- *
- * <p> The TIFF file format is described in more detail in the
- * comments for the TIFFDescriptor class.
- *
- * <p> A field in a TIFF Image File Directory (IFD). A field is defined
- * as a sequence of values of identical data type. TIFF 6.0 defines
- * 12 data types, which are mapped internally onto the Java datatypes
- * byte, int, long, float, and double.
- *
- * <p><b> This class is not a committed part of the JAI API. It may
- * be removed or changed in future releases of JAI.</b>
- *
- * @see TIFFDirectory
- */
-public class TIFFField extends Object implements Comparable, Serializable {
-
- /** Flag for 8 bit unsigned integers. */
- public static final int TIFF_BYTE = 1;
-
- /** Flag for null-terminated ASCII strings. */
- public static final int TIFF_ASCII = 2;
-
- /** Flag for 16 bit unsigned integers. */
- public static final int TIFF_SHORT = 3;
-
- /** Flag for 32 bit unsigned integers. */
- public static final int TIFF_LONG = 4;
-
- /** Flag for pairs of 32 bit unsigned integers. */
- public static final int TIFF_RATIONAL = 5;
-
- /** Flag for 8 bit signed integers. */
- public static final int TIFF_SBYTE = 6;
-
- /** Flag for 8 bit uninterpreted bytes. */
- public static final int TIFF_UNDEFINED = 7;
-
- /** Flag for 16 bit signed integers. */
- public static final int TIFF_SSHORT = 8;
-
- /** Flag for 32 bit signed integers. */
- public static final int TIFF_SLONG = 9;
-
- /** Flag for pairs of 32 bit signed integers. */
- public static final int TIFF_SRATIONAL = 10;
-
- /** Flag for 32 bit IEEE floats. */
- public static final int TIFF_FLOAT = 11;
-
- /** Flag for 64 bit IEEE doubles. */
- public static final int TIFF_DOUBLE = 12;
-
- /** The tag number. */
- int tag;
-
- /** The tag type. */
- int type;
-
- /** The number of data items present in the field. */
- int count;
-
- /** The field data. */
- Object data;
-
- /** The default constructor. */
- TIFFField() {}
-
- /**
- * Constructs a TIFFField with arbitrary data. The data
- * parameter must be an array of a Java type appropriate for the
- * type of the TIFF field. Since there is no available 32-bit
- * unsigned datatype, long is used. The mapping between types is
- * as follows:
- *
- * <table border=1>
- * <tr>
- * <th> TIFF type </th> <th> Java type </th>
- * <tr>
- * <td><tt>TIFF_BYTE</tt></td> <td><tt>byte</tt></td>
- * <tr>
- * <td><tt>TIFF_ASCII</tt></td> <td><tt>String</tt></td>
- * <tr>
- * <td><tt>TIFF_SHORT</tt></td> <td><tt>char</tt></td>
- * <tr>
- * <td><tt>TIFF_LONG</tt></td> <td><tt>long</tt></td>
- * <tr>
- * <td><tt>TIFF_RATIONAL</tt></td> <td><tt>long[2]</tt></td>
- * <tr>
- * <td><tt>TIFF_SBYTE</tt></td> <td><tt>byte</tt></td>
- * <tr>
- * <td><tt>TIFF_UNDEFINED</tt></td> <td><tt>byte</tt></td>
- * <tr>
- * <td><tt>TIFF_SSHORT</tt></td> <td><tt>short</tt></td>
- * <tr>
- * <td><tt>TIFF_SLONG</tt></td> <td><tt>int</tt></td>
- * <tr>
- * <td><tt>TIFF_SRATIONAL</tt></td> <td><tt>int[2]</tt></td>
- * <tr>
- * <td><tt>TIFF_FLOAT</tt></td> <td><tt>float</tt></td>
- * <tr>
- * <td><tt>TIFF_DOUBLE</tt></td> <td><tt>double</tt></td>
- * </table>
- */
- public TIFFField(int tag, int type, int count, Object data) {
- this.tag = tag;
- this.type = type;
- this.count = count;
- this.data = data;
- }
-
- /**
- * Returns the tag number, between 0 and 65535.
- */
- public int getTag() {
- return tag;
- }
-
- /**
- * Returns the type of the data stored in the IFD.
- * For a TIFF6.0 file, the value will equal one of the
- * TIFF_ constants defined in this class. For future
- * revisions of TIFF, higher values are possible.
- *
- */
- public int getType() {
- return type;
- }
-
- /**
- * Returns the number of elements in the IFD.
- */
- public int getCount() {
- return count;
- }
-
- /**
- * Returns the data as an uninterpreted array of bytes.
- * The type of the field must be one of TIFF_BYTE, TIFF_SBYTE,
- * or TIFF_UNDEFINED;
- *
- * <p> For data in TIFF_BYTE format, the application must take
- * care when promoting the data to longer integral types
- * to avoid sign extension.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_BYTE, TIFF_SBYTE, or TIFF_UNDEFINED.
- */
- public byte[] getAsBytes() {
- return (byte[])data;
- }
-
- /**
- * Returns TIFF_SHORT data as an array of chars (unsigned 16-bit
- * integers).
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_SHORT.
- */
- public char[] getAsChars() {
- return (char[])data;
- }
-
- /**
- * Returns TIFF_SSHORT data as an array of shorts (signed 16-bit
- * integers).
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_SSHORT.
- */
- public short[] getAsShorts() {
- return (short[])data;
- }
-
- /**
- * Returns TIFF_SLONG data as an array of ints (signed 32-bit
- * integers).
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_SLONG.
- */
- public int[] getAsInts() {
- return (int[])data;
- }
-
- /**
- * Returns TIFF_LONG data as an array of longs (signed 64-bit
- * integers).
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_LONG.
- */
- public long[] getAsLongs() {
- return (long[])data;
- }
-
- /**
- * Returns TIFF_FLOAT data as an array of floats.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_FLOAT.
- */
- public float[] getAsFloats() {
- return (float[])data;
- }
-
- /**
- * Returns TIFF_DOUBLE data as an array of doubles.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_DOUBLE.
- */
- public double[] getAsDoubles() {
- return (double[])data;
- }
-
- /**
- * Returns TIFF_SRATIONAL data as an array of 2-element arrays of ints.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_SRATIONAL.
- */
- public int[][] getAsSRationals() {
- return (int[][])data;
- }
-
- /**
- * Returns TIFF_RATIONAL data as an array of 2-element arrays of longs.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_RATTIONAL.
- */
- public long[][] getAsRationals() {
- return (long[][])data;
- }
-
- /**
- * Returns data in TIFF_BYTE, TIFF_SBYTE, TIFF_UNDEFINED, TIFF_SHORT,
- * TIFF_SSHORT, or TIFF_SLONG format as an int.
- *
- * <p> TIFF_BYTE and TIFF_UNDEFINED data are treated as unsigned;
- * that is, no sign extension will take place and the returned
- * value will be in the range [0, 255]. TIFF_SBYTE data will
- * be returned in the range [-128, 127].
- *
- * <p> A ClassCastException will be thrown if the field is not of
- * type TIFF_BYTE, TIFF_SBYTE, TIFF_UNDEFINED, TIFF_SHORT,
- * TIFF_SSHORT, or TIFF_SLONG.
- */
- public int getAsInt(int index) {
- switch (type) {
- case TIFF_BYTE: case TIFF_UNDEFINED:
- return ((byte[])data)[index] & 0xff;
- case TIFF_SBYTE:
- return ((byte[])data)[index];
- case TIFF_SHORT:
- return ((char[])data)[index] & 0xffff;
- case TIFF_SSHORT:
- return ((short[])data)[index];
- case TIFF_SLONG:
- return ((int[])data)[index];
- default:
- throw new ClassCastException();
- }
- }
-
- /**
- * Returns data in TIFF_BYTE, TIFF_SBYTE, TIFF_UNDEFINED, TIFF_SHORT,
- * TIFF_SSHORT, TIFF_SLONG, or TIFF_LONG format as a long.
- *
- * <p> TIFF_BYTE and TIFF_UNDEFINED data are treated as unsigned;
- * that is, no sign extension will take place and the returned
- * value will be in the range [0, 255]. TIFF_SBYTE data will
- * be returned in the range [-128, 127].
- *
- * <p> A ClassCastException will be thrown if the field is not of
- * type TIFF_BYTE, TIFF_SBYTE, TIFF_UNDEFINED, TIFF_SHORT,
- * TIFF_SSHORT, TIFF_SLONG, or TIFF_LONG.
- */
- public long getAsLong(int index) {
- switch (type) {
- case TIFF_BYTE: case TIFF_UNDEFINED:
- return ((byte[])data)[index] & 0xff;
- case TIFF_SBYTE:
- return ((byte[])data)[index];
- case TIFF_SHORT:
- return ((char[])data)[index] & 0xffff;
- case TIFF_SSHORT:
- return ((short[])data)[index];
- case TIFF_SLONG:
- return ((int[])data)[index];
- case TIFF_LONG:
- return ((long[])data)[index];
- default:
- throw new ClassCastException();
- }
- }
-
- /**
- * Returns data in any numerical format as a float. Data in
- * TIFF_SRATIONAL or TIFF_RATIONAL format are evaluated by
- * dividing the numerator into the denominator using
- * double-precision arithmetic and then truncating to single
- * precision. Data in TIFF_SLONG, TIFF_LONG, or TIFF_DOUBLE
- * format may suffer from truncation.
- *
- * <p> A ClassCastException will be thrown if the field is
- * of type TIFF_UNDEFINED or TIFF_ASCII.
- */
- public float getAsFloat(int index) {
- switch (type) {
- case TIFF_BYTE:
- return ((byte[])data)[index] & 0xff;
- case TIFF_SBYTE:
- return ((byte[])data)[index];
- case TIFF_SHORT:
- return ((char[])data)[index] & 0xffff;
- case TIFF_SSHORT:
- return ((short[])data)[index];
- case TIFF_SLONG:
- return ((int[])data)[index];
- case TIFF_LONG:
- return ((long[])data)[index];
- case TIFF_FLOAT:
- return ((float[])data)[index];
- case TIFF_DOUBLE:
- return (float)((double[])data)[index];
- case TIFF_SRATIONAL:
- int[] ivalue = getAsSRational(index);
- return (float)((double)ivalue[0]/ivalue[1]);
- case TIFF_RATIONAL:
- long[] lvalue = getAsRational(index);
- return (float)((double)lvalue[0]/lvalue[1]);
- default:
- throw new ClassCastException();
- }
- }
-
- /**
- * Returns data in any numerical format as a float. Data in
- * TIFF_SRATIONAL or TIFF_RATIONAL format are evaluated by
- * dividing the numerator into the denominator using
- * double-precision arithmetic.
- *
- * <p> A ClassCastException will be thrown if the field is of
- * type TIFF_UNDEFINED or TIFF_ASCII.
- */
- public double getAsDouble(int index) {
- switch (type) {
- case TIFF_BYTE:
- return ((byte[])data)[index] & 0xff;
- case TIFF_SBYTE:
- return ((byte[])data)[index];
- case TIFF_SHORT:
- return ((char[])data)[index] & 0xffff;
- case TIFF_SSHORT:
- return ((short[])data)[index];
- case TIFF_SLONG:
- return ((int[])data)[index];
- case TIFF_LONG:
- return ((long[])data)[index];
- case TIFF_FLOAT:
- return ((float[])data)[index];
- case TIFF_DOUBLE:
- return ((double[])data)[index];
- case TIFF_SRATIONAL:
- int[] ivalue = getAsSRational(index);
- return (double)ivalue[0]/ivalue[1];
- case TIFF_RATIONAL:
- long[] lvalue = getAsRational(index);
- return (double)lvalue[0]/lvalue[1];
- default:
- throw new ClassCastException();
- }
- }
-
- /**
- * Returns a TIFF_ASCII data item as a String.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_ASCII.
- */
- public String getAsString(int index) {
- return ((String[])data)[index];
- }
-
- /**
- * Returns a TIFF_SRATIONAL data item as a two-element array
- * of ints.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_SRATIONAL.
- */
- public int[] getAsSRational(int index) {
- return ((int[][])data)[index];
- }
-
- /**
- * Returns a TIFF_RATIONAL data item as a two-element array
- * of ints.
- *
- * <p> A ClassCastException will be thrown if the field is not
- * of type TIFF_RATIONAL.
- */
- public long[] getAsRational(int index) {
- return ((long[][])data)[index];
- }
-
- /**
- * Compares this <code>TIFFField</code> with another
- * <code>TIFFField</code> by comparing the tags.
- *
- * <p><b>Note: this class has a natural ordering that is inconsistent
- * with <code>equals()</code>.</b>
- *
- * @throws IllegalArgumentException if the parameter is <code>null</code>.
- * @throws ClassCastException if the parameter is not a
- * <code>TIFFField</code>.
- */
- public int compareTo(Object o) {
- if(o == null) {
- throw new IllegalArgumentException();
- }
-
- int oTag = ((TIFFField)o).getTag();
-
- if(tag < oTag) {
- return -1;
- } else if(tag > oTag) {
- return 1;
- } else {
- return 0;
- }
- }
-}
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