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Replace iText Java PDF library with PDFBox. (#664)
This commit is contained in:
jmpenn
GitHub
parent
3032aae3e4
commit
c112290265
@ -9,21 +9,22 @@
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EXTERNAL_JARS = \
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bsaf-1.9.2.jar \
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itext-2.1.7.jar \
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jcommon-1.0.23.jar \
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jfreechart-1.0.19.jar \
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jfreesvg-2.1.jar \
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jopt-simple-4.8.jar \
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junit-4.12.jar \
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swingx-1.6.1.jar \
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hamcrest-core-1.3.jar
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hamcrest-core-1.3.jar \
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pdfbox-2.0.11.jar \
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fontbox-2.0.11.jar \
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commons-logging-1.2.jar
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external_jars : ${EXTERNAL_JARS}
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bsaf-1.9.2.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/jdesktop/bsaf/bsaf/1.9.2/bsaf-1.9.2.jar
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itext-2.1.7.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/com/lowagie/itext/2.1.7/itext-2.1.7.jar
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jcommon-1.0.23.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/jfree/jcommon/1.0.23/jcommon-1.0.23.jar
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jfreechart-1.0.19.jar :
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@ -38,6 +39,12 @@ swingx-1.6.1.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/swinglabs/swingx/1.6.1/swingx-1.6.1.jar
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hamcrest-core-1.3.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar
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pdfbox-2.0.11.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/apache/pdfbox/pdfbox/2.0.11/pdfbox-2.0.11.jar
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fontbox-2.0.11.jar :
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curl --retry 4 -O http://repo.maven.apache.org/maven2/org/apache/pdfbox/fontbox/2.0.11/fontbox-2.0.11.jar
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commons-logging-1.2.jar :
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curl --retry 4 -O https://repo1.maven.org/maven2/commons-logging/commons-logging/1.2/commons-logging-1.2.jar
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clean:
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rm -f ${EXTERNAL_JARS}
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@ -40,12 +40,14 @@ import org.jfree.data.xy.XYSeries;
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import org.jfree.data.xy.XYSeriesCollection;
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import org.xml.sax.SAXException;
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import com.lowagie.text.Document;
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import com.lowagie.text.DocumentException;
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import com.lowagie.text.PageSize;
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import com.lowagie.text.pdf.DefaultFontMapper;
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import com.lowagie.text.pdf.PdfContentByte;
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import com.lowagie.text.pdf.PdfWriter;
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import org.apache.pdfbox.pdmodel.PDDocument;
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import org.apache.pdfbox.pdmodel.PDPage;
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import org.apache.pdfbox.pdmodel.PDPageContentStream;
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import org.apache.pdfbox.pdmodel.common.PDRectangle;
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import org.apache.pdfbox.pdmodel.font.PDFont;
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import org.apache.pdfbox.pdmodel.font.PDType1Font;
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import org.apache.pdfbox.pdmodel.graphics.image.JPEGFactory;
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import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
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import trick.common.TrickApplication;
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import trick.common.ui.UIUtils;
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@ -115,17 +117,7 @@ public class JXPlotApplication extends TrickApplication {
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try {
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int dpFileCount = productTreeRoot.getChildCount();
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if (dpFileCount > 0) {
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Document document = new Document(PageSize.A4);
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PdfWriter writer = null;
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PdfContentByte pdfContent = null;
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try {
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writer = PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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// this object can be reused which is used to write each page to the same PDF file
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pdfContent = writer.getDirectContent();
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} catch (DocumentException e) {
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e.printStackTrace();
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}
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PDDocument document = new PDDocument();
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for (int i = 0; i < dpFileCount; i++) {
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DefaultMutableTreeNode eachDPFile = (DefaultMutableTreeNode)productTree.getModel().getChild(productTreeRoot, i);
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int pageCount = eachDPFile.getChildCount();
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@ -133,14 +125,12 @@ public class JXPlotApplication extends TrickApplication {
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DefaultMutableTreeNode eachPage = (DefaultMutableTreeNode)productTree.getModel().getChild(eachDPFile, j);
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if (eachPage.getUserObject() instanceof TrickChartFrame) {
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TrickChartFrame theFrame = (TrickChartFrame)eachPage.getUserObject();
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theFrame.writePDFPage(pdfContent, new DefaultFontMapper());
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theFrame.writePDFPage(document);
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}
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}
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}
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// document needs to be closed after the PDF file is saved
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if (document != null) {
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document.close();
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}
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document.save(file);
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}
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} catch (IOException e) {
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e.printStackTrace();
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@ -8,6 +8,7 @@ import java.awt.Image;
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import java.awt.event.ActionEvent;
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import java.awt.event.KeyEvent;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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@ -21,15 +22,16 @@ import javax.swing.JSeparator;
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import org.jfree.chart.ChartPanel;
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import com.lowagie.text.Document;
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import com.lowagie.text.DocumentException;
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import com.lowagie.text.PageSize;
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import com.lowagie.text.pdf.BaseFont;
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import com.lowagie.text.pdf.DefaultFontMapper;
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import com.lowagie.text.pdf.FontMapper;
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import com.lowagie.text.pdf.PdfContentByte;
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import com.lowagie.text.pdf.PdfTemplate;
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import com.lowagie.text.pdf.PdfWriter;
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import org.apache.pdfbox.pdmodel.PDDocument;
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import org.apache.pdfbox.pdmodel.PDPage;
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import org.apache.pdfbox.pdmodel.PDPageContentStream;
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import org.apache.pdfbox.pdmodel.common.PDRectangle;
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import org.apache.pdfbox.pdmodel.font.PDFont;
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import org.apache.pdfbox.pdmodel.font.PDType1Font;
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import org.apache.pdfbox.pdmodel.graphics.image.JPEGFactory;
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import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
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import org.jfree.chart.JFreeChart;
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import trick.common.TrickApplication;
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import trick.common.ui.UIUtils;
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@ -38,7 +40,7 @@ import trick.dataproducts.trickqp.utils.ProductPage;
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public class TrickChartFrame extends TrickFrame {
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//========================================
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//========================================
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// Public data
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//========================================
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@ -95,7 +97,7 @@ public class TrickChartFrame extends TrickFrame {
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}
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//========================================
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//========================================
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// Methods
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//========================================
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/**
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@ -179,100 +181,89 @@ public class TrickChartFrame extends TrickFrame {
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*/
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public void saveChartsAsPDF() throws IOException {
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File file = UIUtils.chooseSaveFile(null, "plot_", "pdf", this);
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if (file == null) {
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return;
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}
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Document document = new Document(PageSize.A4);
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PdfWriter writer = null;
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PdfContentByte pdfContent = null;
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try {
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writer = PdfWriter.getInstance(document, new FileOutputStream(file));
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document.open();
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pdfContent = writer.getDirectContent();
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} catch (DocumentException e) {
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e.printStackTrace();
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}
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writePDFPage(pdfContent, new DefaultFontMapper());
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if (document != null) {
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document.close();
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}
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if (file != null) {
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PDDocument document = new PDDocument(); // Default Paper size is US Letter.
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writePDFPage(document);
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document.save(file);
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}
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}
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/**
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* Writes all plots shown to one page of PDF.
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*
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* @param pdfContent an object containing the user positioned text and graphic contents of a page.
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* @param mapper mapping between AWT fonts and PDF fonts.
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* @param doc An Apache-PDFBox PDDocument object.
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* @throws IOException IOException
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*/
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public void writePDFPage(PdfContentByte pdfContent, FontMapper mapper) throws IOException {
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if (pdfContent == null) {
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return;
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}
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Document document = pdfContent.getPdfDocument();
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int chartLocOffset = 30;
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try {
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int pageWidth = (int)document.getPageSize().getWidth();
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int pageHeight = (int)document.getPageSize().getHeight();
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document.newPage();
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public void writePDFPage(PDDocument doc) throws IOException {
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PDPage pdfPage = new PDPage(); // Default page size is 'US Letter' (8.5x11 inches).
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BaseFont pageTitleFont = BaseFont.createFont(BaseFont.HELVETICA_BOLD, "Cp1252", false);
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// This is the size of the page in PDF 'points'. One point = 1/72 inch.
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PDRectangle mediaBox = pdfPage.getMediaBox();
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float inches = 72F; // Conversion from inches to points.
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// show page title text
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pdfContent.beginText();
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pdfContent.setFontAndSize(pageTitleFont, 12);
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pdfContent.showTextAligned(PdfContentByte.ALIGN_CENTER, getChartTitle(), pageWidth / 2 , pageHeight - chartLocOffset / 2, 0);
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pdfContent.endText();
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float topMargin = 0.5F * inches;
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float bottomMargin = 0.75F * inches;
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float leftMargin = 0.75F * inches;
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float rightMargin = 0.5F * inches;
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// draw all plots
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PdfTemplate pdfTemplate = pdfContent.createTemplate(pageWidth, pageHeight);
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Graphics2D g2 = pdfTemplate.createGraphics(pageWidth, pageHeight, mapper);
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int rows = 1;
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int columns = 1;
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if (getContentPane().getLayout() instanceof GridLayout) {
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rows = ((GridLayout)getContentPane().getLayout()).getRows();
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columns = ((GridLayout)getContentPane().getLayout()).getColumns();
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}
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int eachChartWidth = pageWidth;
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int eachChartHeight = pageHeight - chartLocOffset;
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if (columns != 0) {
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eachChartWidth = pageWidth / columns;
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}
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if (rows != 0) {
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eachChartHeight = (pageHeight - chartLocOffset) / rows;
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}
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int xLoc = 0;
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int yLoc = chartLocOffset;
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for (int i = 0; i < rows; i++) {
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for (int j = 0; j < columns; j++) {
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int index = i * columns + j;
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if (index >= getChartSize()) {
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break;
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}
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TrickChartControlPanel eachPanel = (TrickChartControlPanel)getContentPane().getComponent(index);
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if (eachPanel.getTheChart() != null) {
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Rectangle2D r2D = new Rectangle2D.Double(xLoc, yLoc, eachChartWidth, eachChartHeight);
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eachPanel.getTheChart().draw(g2, r2D);
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}
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xLoc = xLoc + eachChartWidth;
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}
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xLoc = 0;
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yLoc = yLoc + eachChartHeight;
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}
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g2.dispose();
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pdfContent.addTemplate(pdfTemplate, 0, 0);
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}
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catch (DocumentException de) {
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de.printStackTrace();
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}
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doc.addPage(pdfPage);
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try (PDPageContentStream content = new PDPageContentStream(doc, pdfPage)) {
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int fontSize = 12;
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PDFont font = PDType1Font.TIMES_ROMAN;
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String chartTitle = getChartTitle();
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float chartTitleWidth = font.getStringWidth(chartTitle) / 1000F * fontSize;
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float chartTitleHeight = font.getFontDescriptor().getFontBoundingBox().getHeight() / 1000F * fontSize;
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float chartTitleLowerLeftX = (mediaBox.getWidth() + leftMargin - rightMargin - chartTitleWidth) / 2F ;
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float chartTitleLowerLeftY = mediaBox.getHeight() - topMargin - chartTitleHeight;
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content.beginText();
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content.setFont(font, fontSize);
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content.newLineAtOffset(chartTitleLowerLeftX, chartTitleLowerLeftY);
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content.showText(chartTitle);
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content.endText();
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// Define the box into which the chart(s) will go.
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// The top of the box is 1/2 inch below the top margin.
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// The rest is bounded by the left, right and bottom margins.
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float chartBoxLowerLeftX = leftMargin;
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float chartBoxLowerLeftY = bottomMargin;
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float chartBoxUpperRightX = mediaBox.getUpperRightX() - rightMargin;
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float chartBoxUpperRightY = mediaBox.getUpperRightY() - topMargin - 0.5F * inches;
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float chartBoxWidth = chartBoxUpperRightX - chartBoxLowerLeftX;
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float chartBoxHeight = chartBoxUpperRightY - chartBoxLowerLeftY;
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int rows = 1; int cols = 1; // If we're plotting one plot on this page, otherwise ...
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if ( getContentPane().getLayout() instanceof GridLayout) {
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rows = ((GridLayout)getContentPane().getLayout()).getRows();
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cols = ((GridLayout)getContentPane().getLayout()).getColumns();
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}
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// Calculate the size of the cells, into which each plot will be dawn.
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int cellWidth = (int)chartBoxWidth / cols;
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int cellHeight = (int)chartBoxHeight/ rows;
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for (int i = 0 ; i < rows ; ++i) {
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int cellLowerLeftY = (int)chartBoxUpperRightY - (i+1) * cellHeight;
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for (int j = 0 ; j < cols ; ++j) {
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int cellLowerLeftX = (int)chartBoxLowerLeftX + j * cellWidth;
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int whichPanel = i * cols + j;
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TrickChartControlPanel panel = (TrickChartControlPanel)getContentPane().getComponent(whichPanel);
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JFreeChart thechart = panel.getTheChart();
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BufferedImage bufferedImage = thechart.createBufferedImage((int)chartBoxWidth, (int)chartBoxHeight);
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PDImageXObject image = JPEGFactory.createFromImage(doc, bufferedImage);
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content.drawImage(image, cellLowerLeftX, cellLowerLeftY, cellWidth, cellHeight);
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}
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}
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}
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}
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/**
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* Sets this frame invisible.
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