/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pdfbox.util.operator;
import java.util.List;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.cos.COSNumber;
import org.apache.pdfbox.util.PDFOperator;
/**
*
* @author Huault : huault@free.fr
* @version $Revision: 1.5 $
*/
public class SetCharSpacing extends OperatorProcessor
{
/**
* process : Tc Set character spacing.
* @param operator The operator that is being executed.
* @param arguments List
*/
public void process(PDFOperator operator, List<COSBase> arguments)
{
//set character spacing
if( arguments.size() > 0 )
{
//There are some documents which are incorrectly structured, and have
//a wrong number of arguments to this, so we will assume the last argument
//in the list
Object charSpacing = arguments.get( arguments.size()-1 );
if( charSpacing instanceof COSNumber )
{
COSNumber characterSpacing = (COSNumber)charSpacing;
context.getGraphicsState().getTextState().setCharacterSpacing( characterSpacing.floatValue() );
}
}
}
}