/*
* 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.COSName;
import org.apache.pdfbox.cos.COSNumber;
import org.apache.pdfbox.pdmodel.font.PDFont;
import org.apache.pdfbox.util.PDFOperator;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.pdfbox.pdmodel.font.PDFontFactory;
/**
* @author Huault : huault@free.fr
* @version $Revision: 1.5 $
*/
public class SetTextFont extends OperatorProcessor
{
private static final Log LOG = LogFactory.getLog(SetTextFont.class);
/**
* Tf selectfont Set text font and size.
* @param operator The operator that is being executed.
* @param arguments List
* @throws IOException If an error occurs while processing the font.
*/
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException
{
//there are some documents that are incorrectly structured and
//arguments are in the wrong spot, so we will silently ignore them
//if there are no arguments
if( arguments.size() >= 2 )
{
//set font and size
COSName fontName = (COSName)arguments.get( 0 );
float fontSize = ((COSNumber)arguments.get( 1 ) ).floatValue();
context.getGraphicsState().getTextState().setFontSize( fontSize );
PDFont font = (PDFont) context.getFonts().get(fontName.getName());
if( font == null )
{
LOG.error("Could not find font(" + fontName + ") in map=" + context.getFonts() + ", creating default font");
font = PDFontFactory.createDefaultFont();
}
context.getGraphicsState().getTextState().setFont(font);
}
}
}