/*
* $Id: dd251b6fd9e84e087faeef827abd5cbe37c1e1c2 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2015 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, Kevin Day, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: sales@itextpdf.com
*/
package com.itextpdf.text.pdf.parser;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import junit.framework.Assert;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.PdfWriter;
/**
* @author kevin
*/
public class TextMarginFinderTest {
@Before
public void setUp() throws Exception {
}
@After
public void tearDown() throws Exception {
}
@Test
public void testBasics() throws Exception{
Rectangle rToDraw = new Rectangle(1.42f*72f, 2.42f*72f, 7.42f*72f, 10.42f*72f);
rToDraw.setBorder(Rectangle.BOX);
rToDraw.setBorderWidth(1.0f);
byte[] content = createPdf(rToDraw);
//TestResourceUtils.openBytesAsPdf(content);
TextMarginFinder finder = new TextMarginFinder();
new PdfReaderContentParser(new PdfReader(content)).processContent(1, finder);
Assert.assertEquals(1.42f*72f, finder.getLlx(), 0.01f);
Assert.assertEquals(7.42f*72f, finder.getUrx(), 0.01f);
Assert.assertEquals(2.42f*72f, finder.getLly(), 0.01f);
Assert.assertEquals(10.42f*72f, finder.getUry(), 0.01f);
}
private byte[] createPdf(Rectangle recToDraw) throws DocumentException, IOException{
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Document doc = new Document();
PdfWriter writer = PdfWriter.getInstance(doc, baos);
writer.setCompressionLevel(0);
doc.open();
PdfContentByte canvas = writer.getDirectContent();
canvas.beginText();
float fontsiz = 12;
float llx = 1.42f * 72f;
float lly = 2.42f * 72f;
float urx = 7.42f * 72f;
float ury = 10.42f * 72f;
BaseFont font = BaseFont.createFont();
canvas.setFontAndSize(font, fontsiz);
float ascent = font.getFontDescriptor(BaseFont.ASCENT, fontsiz);
float descent = font.getFontDescriptor(BaseFont.DESCENT, fontsiz);
canvas.showTextAligned(PdfContentByte.ALIGN_LEFT, "LowerLeft", llx, lly-descent, 0.0f);
canvas.showTextAligned(PdfContentByte.ALIGN_RIGHT, "LowerRight", urx, lly-descent, 0.0f);
canvas.showTextAligned(PdfContentByte.ALIGN_LEFT, "UpperLeft", llx, ury - ascent, 0.0f);
canvas.showTextAligned(PdfContentByte.ALIGN_RIGHT, "UpperRight", urx, ury - ascent, 0.0f);
canvas.endText();
if (recToDraw != null){
doc.add(recToDraw);
}
doc.close();
return baos.toByteArray();
}
}