From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- src/main/java/org/pdfbox/cos/COSFloat.java | 173 +++++++++++++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 src/main/java/org/pdfbox/cos/COSFloat.java (limited to 'src/main/java/org/pdfbox/cos/COSFloat.java') diff --git a/src/main/java/org/pdfbox/cos/COSFloat.java b/src/main/java/org/pdfbox/cos/COSFloat.java new file mode 100644 index 0000000..eab0180 --- /dev/null +++ b/src/main/java/org/pdfbox/cos/COSFloat.java @@ -0,0 +1,173 @@ +/** + * Copyright (c) 2003-2004, www.pdfbox.org + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of pdfbox; nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * http://www.pdfbox.org + * + */ +package org.pdfbox.cos; + +import java.io.IOException; +import java.io.OutputStream; + +import java.text.DecimalFormat; +import java.text.DecimalFormatSymbols; +import java.text.NumberFormat; + +import org.pdfbox.exceptions.COSVisitorException; + +/** + * This class represents a floating point number in a PDF document. + * + * @author Ben Litchfield (ben@csh.rit.edu) + * @version $Revision: 1.15 $ + */ +public class COSFloat extends COSNumber +{ + private float value; + + /** + * Constructor. + * + * @param aFloat The primitive float object that this object wraps. + */ + public COSFloat( float aFloat ) + { + value = aFloat; + } + + /** + * Constructor. + * + * @param aFloat The primitive float object that this object wraps. + * + * @throws IOException If aFloat is not a float. + */ + public COSFloat( String aFloat ) throws IOException + { + try + { + value = Float.parseFloat( aFloat ); + } + catch( NumberFormatException e ) + { + throw new IOException( "Error expected floating point number actual='" +aFloat + "'" ); + } + } + + /** + * The value of the float object that this one wraps. + * + * @return The value of this object. + */ + public float floatValue() + { + return value; + } + + /** + * The value of the double object that this one wraps. + * + * @return The double of this object. + */ + public double doubleValue() + { + return value; + } + + /** + * This will get the integer value of this object. + * + * @return The int value of this object, + */ + public long longValue() + { + return (long)value; + } + + /** + * This will get the integer value of this object. + * + * @return The int value of this object, + */ + public int intValue() + { + return (int)value; + } + + /** + * @see Object#equals( Object ) + */ + public boolean equals( Object o ) + { + return o instanceof COSFloat && Float.floatToIntBits(((COSFloat)o).value) == Float.floatToIntBits(value); + } + + /** + * @see Object#hashCode() + */ + public int hashCode() + { + return Float.floatToIntBits(value); + } + + /** + * @see Object#toString() + */ + public String toString() + { + return "COSFloat{" + value + "}"; + } + + /** + * visitor pattern double dispatch method. + * + * @param visitor The object to notify when visiting this object. + * @return any object, depending on the visitor implementation, or null + * @throws COSVisitorException If an error occurs while visiting this object. + */ + public Object accept(ICOSVisitor visitor) throws COSVisitorException + { + return visitor.visitFromFloat(this); + } + + /** + * This will output this string as a PDF object. + * + * @param output The stream to write to. + * @throws IOException If there is an error writing to the stream. + */ + public void writePDF( OutputStream output ) throws IOException + { + DecimalFormat formatDecimal = (DecimalFormat)NumberFormat.getNumberInstance(); + formatDecimal.setMaximumFractionDigits( 10 ); + formatDecimal.setGroupingUsed( false ); + DecimalFormatSymbols symbols = formatDecimal.getDecimalFormatSymbols(); + symbols.setDecimalSeparator( '.' ); + formatDecimal.setDecimalFormatSymbols( symbols ); + output.write(formatDecimal.format( value ).getBytes()); + } +} \ No newline at end of file -- cgit v1.2.3