Merge branch 'fontVerticalAlign'

4 files changed, 146 insertions, 391 deletions

diff --git a/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/CorruptPDF.java b/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/CorruptPDF.java
new file mode 100644
index 00000000..b107474f
--- /dev/null
+++ b/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/CorruptPDF.java
@@ -0,0 +1,77 @@
+package at.gv.egiz.pdfas.cli.test;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+import javax.activation.DataSource;
+import javax.activation.FileDataSource;
+
+import at.gv.egiz.pdfas.common.exceptions.PDFASError;
+import at.gv.egiz.pdfas.common.settings.ISettings;
+import at.gv.egiz.pdfas.lib.api.Configuration;
+import at.gv.egiz.pdfas.lib.api.PdfAs;
+import at.gv.egiz.pdfas.lib.api.PdfAsFactory;
+import at.gv.egiz.pdfas.lib.api.sign.SignParameter;
+import at.gv.egiz.pdfas.lib.impl.PdfAsImpl;
+import at.gv.egiz.pdfas.sigs.pades.PAdESSigner;
+import at.gv.egiz.sl.util.BKUSLConnector;
+
+public class CorruptPDF {
+
+	public static void main(String[] args) throws IOException, PDFASError {
+		final File CFG_FOLDER = new File(
+				"/home/afitzek/.pdfas");
+
+		final File OUT_FOLDER = new File("/home/afitzek/tmp");
+
+		final String PROFILE = "UNTERSCHREIBE_AT_Q_EN";
+
+		final File LOGO = new File(CFG_FOLDER,
+				"images/WIRELESS_MONTENEGRO_logo.png");
+
+		final String SCALE_TO_FIT = "41.102;31.802";
+
+		final File FILE_TO_BE_SIGNED = new File("/home/afitzek/empty.pdf");
+
+		PdfAsImpl pdfAsImpl = new PdfAsImpl(CFG_FOLDER);
+
+		FileOutputStream fout = new FileOutputStream(new File(OUT_FOLDER,
+				PROFILE + ".pdf"));
+
+		DataSource toBeSignedDataSource = new FileDataSource(FILE_TO_BE_SIGNED);
+
+		Configuration configuration = pdfAsImpl.getConfiguration();
+
+		//configuration.setValue(REGISTER_PROVIDER, Boolean.toString(true));
+
+		PdfAs pdfAsApi = PdfAsFactory.createPdfAs((ISettings) configuration);
+
+		Configuration config = pdfAsApi.getConfiguration();
+
+		if (SCALE_TO_FIT != null) {
+
+			config.setValue("sig_obj." + PROFILE
+					+ ".table.main.Style.imagescaletofit", SCALE_TO_FIT);
+
+		}
+
+		config.setValue("sig_obj." + PROFILE + ".value.SIG_LABEL",
+				LOGO.getCanonicalPath());
+
+		SignParameter signParameters = PdfAsFactory.createSignParameter(config,
+				toBeSignedDataSource, fout);
+
+		signParameters.setSignatureProfileId(PROFILE);
+
+		signParameters.setPlainSigner(new PAdESSigner(
+				new BKUSLConnector(config)));
+
+		pdfAsApi.sign(signParameters);
+
+		fout.flush();
+
+		fout.close();
+	}
+
+}
diff --git a/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/ProduceSignBlockImg.java b/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/ProduceSignBlockImg.java
new file mode 100644
index 00000000..a39a0a40
--- /dev/null
+++ b/pdf-as-cli/src/test/java/at/gv/egiz/pdfas/cli/test/ProduceSignBlockImg.java
@@ -0,0 +1,33 @@
+package at.gv.egiz.pdfas.cli.test;
+
+import iaik.x509.X509Certificate;
+
+import java.awt.Image;
+import java.awt.image.RenderedImage;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.security.cert.CertificateException;
+
+import javax.imageio.ImageIO;
+
+import at.gv.egiz.pdfas.common.exceptions.PDFASError;
+import at.gv.egiz.pdfas.lib.api.Configuration;
+import at.gv.egiz.pdfas.lib.api.PdfAs;
+import at.gv.egiz.pdfas.lib.api.PdfAsFactory;
+import at.gv.egiz.pdfas.lib.api.sign.SignParameter;
+
+public class ProduceSignBlockImg {
+	public static void main(String[] args) throws IOException, PDFASError, CertificateException {
+		PdfAs pdfAs = PdfAsFactory.createPdfAs(new File("/home/afitzek/.pdfas"));
+		
+		Configuration cfg = pdfAs.getConfiguration();
+		
+		SignParameter signParameter = PdfAsFactory.createSignParameter(cfg, null, null);
+		
+		X509Certificate crt = new X509Certificate(new FileInputStream("/home/afitzek/qualified.cer"));
+		
+		Image img = pdfAs.generateVisibleSignaturePreview(signParameter, crt, 256);
+		ImageIO.write((RenderedImage) img, "png", new File("/tmp/block.png"));
+	}
+}
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
index 927469b1..826124ee 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
@@ -23,7 +23,6 @@
  ******************************************************************************/
 package at.gv.egiz.pdfas.lib.impl.stamping.pdfbox;
 
-import java.awt.Color;
 import java.awt.geom.AffineTransform;
 import java.awt.geom.Point2D;
 import java.awt.image.BufferedImage;
@@ -33,7 +32,6 @@ import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
@@ -48,8 +46,6 @@ import org.apache.pdfbox.pdmodel.PDResources;
 import org.apache.pdfbox.pdmodel.common.PDRectangle;
 import org.apache.pdfbox.pdmodel.common.PDStream;
 import org.apache.pdfbox.pdmodel.edit.PDPageContentStream;
-import org.apache.pdfbox.pdmodel.font.PDFont;
-import org.apache.pdfbox.pdmodel.font.PDType1Font;
 import org.apache.pdfbox.pdmodel.graphics.xobject.PDJpeg;
 import org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap;
 import org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectForm;
@@ -68,401 +64,18 @@ import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
 import at.gv.egiz.pdfas.common.settings.ISettings;
 import at.gv.egiz.pdfas.common.utils.ImageUtils;
 import at.knowcenter.wag.egov.egiz.table.Entry;
-import at.knowcenter.wag.egov.egiz.table.Style;
 
 public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder {
 
 	private static final Logger logger = LoggerFactory
 			.getLogger(PDFAsVisualSignatureBuilder.class);
 
-	private void drawDebugLine(PDPageContentStream contentStream, float x,
-			float y, float width, float height) {
-		try {
-			contentStream.setStrokingColor(Color.RED);
-			contentStream.drawLine(x, y, x + width, y);
-			contentStream.setStrokingColor(Color.BLUE);
-			contentStream.drawLine(x, y, x, y - height);
-			contentStream.setStrokingColor(Color.GREEN);
-			contentStream.drawLine(x + width, y, x + width, y - height);
-			contentStream.setStrokingColor(Color.ORANGE);
-			contentStream.drawLine(x, y - height, x + width, y - height);
-
-			contentStream.setStrokingColor(Color.BLACK);
-		} catch (Throwable e) {
-			e.printStackTrace();
-		}
-	}
-
-	private void drawDebugPadding(PDPageContentStream contentStream, float x,
-			float y, float padding, float width, float height) {
-		try {
-			contentStream.setStrokingColor(Color.RED);
-			contentStream.drawLine(x, y, x + padding, y - padding);
-			contentStream.drawLine(x + width, y, x + width - padding, y
-					- padding);
-			contentStream.drawLine(x + width, y - height, x + width - padding,
-					y - height + padding);
-			contentStream.drawLine(x, y - height, x + padding, y - height
-					+ padding);
-			contentStream.setStrokingColor(Color.BLACK);
-		} catch (Throwable e) {
-			e.printStackTrace();
-		}
-	}
-
-	private void drawTable(PDPage page, PDPageContentStream contentStream,
-			float x, float y, float width, float height,
-			PDFBoxTable abstractTable, PDDocument doc, boolean subtable)
-			throws IOException, PdfAsException {
-
-		final int rows = abstractTable.getRowCount();
-		final int cols = abstractTable.getColCount();
-		float[] colsSizes = abstractTable.getColsRelativeWith();
-		int max_cols = abstractTable.getColCount();
-		float padding = abstractTable.getPadding();
-		float fontSize = PDFBoxFont.defaultFontSize;
-		PDFont textFont = PDFBoxFont.defaultFont;
-		if (colsSizes == null) {
-			colsSizes = new float[max_cols];
-			// set the column ratio for all columns to 1
-			for (int cols_idx = 0; cols_idx < colsSizes.length; cols_idx++) {
-				colsSizes[cols_idx] = 1;
-			}
-		}
-
-		logger.debug("Drawing Table:");
-		abstractTable.dumpTable();
-
-		if (abstractTable.getBGColor() != null) {
-			contentStream.setNonStrokingColor(abstractTable.getBGColor());
-			contentStream.fillRect(x, y, abstractTable.getWidth(),
-					abstractTable.getHeight());
-			contentStream.setNonStrokingColor(Color.BLACK);
-		}
-		float total = 0;
-
-		for (int cols_idx = 0; cols_idx < colsSizes.length; cols_idx++) {
-			total += colsSizes[cols_idx];
-		}
-
-		for (int cols_idx = 0; cols_idx < colsSizes.length; cols_idx++) {
-			colsSizes[cols_idx] = (colsSizes[cols_idx] / total)
-					* abstractTable.getWidth();
-		}
-
-		for (int cols_idx = 0; cols_idx < colsSizes.length; cols_idx++) {
-			logger.debug("Col: " + cols_idx + " : " + colsSizes[cols_idx]);
-		}
-
-		float border = abstractTable.style.getBorder();
-		contentStream.setLineWidth(border);
-
-		float tableHeight = abstractTable.getHeight();
-		float tableWidth = abstractTable.getWidth();
-		final float colWidth = tableWidth / (float) cols;
-
-		// draw if boarder > 0
-		if (border != 0) {
-
-			float nexty = y + tableHeight;
-			float lasty = nexty;
-			for (int i = 0; i < rows; i++) {
-				ArrayList<Entry> row = abstractTable.getRow(i);
-				// Draw row border!
-				logger.debug("ROW LINE: {} {} {} {}", x, nexty, x + width,
-						nexty);
-				contentStream.drawLine(x, nexty, x + width, nexty);
-				lasty = nexty;
-				if (i < abstractTable.getRowHeights().length) {
-					// nexty -= abstractTable.getRowHeights()[i] + padding * 2;
-					nexty -= abstractTable.getRowHeights()[i];
-				}
-
-				// if (subtable && i + 1 ==
-				// abstractTable.getRowHeights().length) {
-				// nexty -= padding;
-				// }
-
-				float nextx = x;
-				float ypos = y;
-				float yheight = y + abstractTable.getHeight();
-				if (subtable) {
-					// ypos -= padding;
-					yheight = y + abstractTable.getHeight();
-				}
-
-				for (int j = 0; j < row.size(); j++) {
-					Entry cell = (Entry) row.get(j);
-
-					if (subtable && j == cols) {
-						continue;
-					}
-					logger.debug("COL LINE: {} {} {} {}", nextx, ypos, nextx,
-							yheight);
-					contentStream.drawLine(nextx, lasty, nextx, nexty);
-					for (int k = 0; k < cell.getColSpan(); k++) {
-						if (k + j < colsSizes.length) {
-							nextx += (colsSizes != null) ? colsSizes[k + j]
-									: colWidth;
-						}
-					}
-				}
-				if (!subtable) {
-					contentStream.drawLine(nextx, lasty, nextx, nexty);
-				}
-			}
-
-			contentStream.drawLine(x, nexty, x + tableWidth, nexty);
-
-		}
-
-		float textx = x;
-		float texty = y + tableHeight;
-		for (int i = 0; i < abstractTable.getRowCount(); i++) {
-			ArrayList<Entry> row = abstractTable.getRow(i);
-			for (int j = 0; j < row.size(); j++) {
-				Entry cell = (Entry) row.get(j);
-
-				Style inherit_style = Style.doInherit(cell.getStyle(),
-						abstractTable.style);
-				cell.setStyle(inherit_style);
-
-				// if(subtable) {
-				drawDebugPadding(contentStream, textx, texty, padding,
-						((colsSizes != null) ? colsSizes[j] : colWidth),
-						abstractTable.getRowHeights()[i]);
-				// }
-				// if(true) {
-				// textx += (colsSizes != null) ? colsSizes[j] : colWidth;
-				// continue;
-				// }
-
-				if (cell.getType() == Entry.TYPE_CAPTION
-						|| cell.getType() == Entry.TYPE_VALUE) {
-
-					if (cell.getType() == Entry.TYPE_CAPTION) {
-						textFont = abstractTable.getFont().getFont(doc);
-						fontSize = abstractTable.getFont().getFontSize();
-					} else if (cell.getType() == Entry.TYPE_VALUE) {
-						textFont = abstractTable.getValueFont().getFont(doc);
-						fontSize = abstractTable.getValueFont().getFontSize();
-					}
-
-					String text = (String) cell.getValue();
-
-					// COSName name = COSName.getPDFName("ANDI_TAG!");
-					// contentStream.beginMarkedContentSequence(COSName.ALT,
-					// name);
-					String fontName = textFont.equals(PDType1Font.COURIER) ? "COURIER"
-							: "HELVETICA";
-
-					float fheight = textFont.getFontDescriptor().getCapHeight()
-							/ 1000 * fontSize;
-
-					String[] tlines = text.split("\n");
-					float textHeight = fontSize * tlines.length;
-
-					Style cellStyle = cell.getStyle();
-					String valign = null;
-					String halign = null;
-
-					if (cell.getType() == Entry.TYPE_CAPTION
-							&& cellStyle != null) {
-						valign = cellStyle.getVAlign();
-						halign = cellStyle.getHAlign();
-					} else if (cell.getType() == Entry.TYPE_VALUE
-							&& cellStyle != null) {
-						valign = cellStyle.getValueVAlign();
-						halign = cellStyle.getValueHAlign();
-					}
-					float ty = texty - padding;
-					float tx = textx + padding;
-					if (Style.BOTTOM.equals(valign)) {
-						float bottom_offset = abstractTable.getRowHeights()[i]
-								- textHeight;
-						ty -= bottom_offset;
-					} else if (Style.MIDDLE.equals(valign)) {
-						float bottom_offset = abstractTable.getRowHeights()[i]
-								- textHeight;
-						bottom_offset = bottom_offset / 2.0f;
-						ty -= bottom_offset;
-					}
-
-					float columnWidth = (colsSizes != null) ? colsSizes[j]
-							: colWidth;
-					float maxWidth = 0;
-					for (int k = 0; k < tlines.length; k++) {
-						float lineWidth;
-						if (textFont instanceof PDType1Font) {
-							lineWidth = textFont.getStringWidth(tlines[k])
-									/ 1000.0f * fontSize;
-						} else {
-							float fwidth = textFont
-									.getStringWidth("abcdefghijklmnopqrstuvwxyz ")
-									/ 1000.0f * fontSize;
-							fwidth = fwidth
-									/ (float) "abcdefghijklmnopqrstuvwxyz"
-											.length();
-							lineWidth = tlines[k].length() * fwidth;
-						}
-
-						if (maxWidth < lineWidth) {
-							maxWidth = lineWidth;
-						}
-					}
-
-					if (Style.CENTER.equals(halign)) {
-						float offset = columnWidth - maxWidth - 2 * padding;
-						if (offset > 0) {
-							offset = offset / 2.0f;
-							tx += offset;
-						}
-					} else if (Style.RIGHT.equals(halign)) {
-						float offset = columnWidth - maxWidth - 2 * padding;
-						if (offset > 0) {
-							tx += offset;
-						}
-					}
-
-					drawDebugLine(contentStream, tx, ty, maxWidth, textHeight);
-
-					contentStream.beginText();
-
-					if (innerFormResources.getFonts().containsValue(textFont)) {
-						String fontID = getFontID(textFont);
-						logger.debug("Using Font: " + fontID);
-						contentStream.appendRawCommands("/" + fontID + " "
-								+ fontSize + " Tf\n");
-					} else {
-						contentStream.setFont(textFont, fontSize);
-					}
-
-					logger.debug("Writing: " + tx + " : " + (ty - fheight)
-							+ " = " + text + " as " + cell.getType() + " w "
-							+ fontName);
-					contentStream.moveTextPositionByAmount(tx, (ty - fheight));
-
-					if (text.contains("\n")) {
-						String[] lines = text.split("\n");
-						contentStream.appendRawCommands(fontSize + " TL\n");
-						for (int k = 0; k < lines.length; k++) {
-							contentStream.drawString(lines[k]);
-							if (k < lines.length - 1) {
-								contentStream.appendRawCommands("T*\n");
-							}
-						}
-					} else {
-						contentStream.drawString(text);
-					}
-					contentStream.endText();
-					// contentStream.endMarkedContentSequence();
-				} else if (cell.getType() == Entry.TYPE_IMAGE) {
-					String img_ref = (String) cell.getValue();
-					if (!images.containsKey(img_ref)) {
-						logger.error("Image not prepared! : " + img_ref);
-						throw new PdfAsException("Image not prepared! : "
-								+ img_ref);
-					}
-					ImageObject image = images.get(img_ref);
-					PDXObjectImage pdImage = image.getImage();
-
-					float imgx = textx + padding;
-					float hoffset = ((colsSizes != null) ? colsSizes[j]
-							: colWidth) - image.getWidth();
-					if (cell.getStyle().getImageVAlign() != null
-							&& cell.getStyle().getImageVAlign()
-									.equals(Style.CENTER)) {
-						hoffset = hoffset / 2.0f;
-						imgx += hoffset;
-					} else if (cell.getStyle().getImageHAlign() != null
-							&& cell.getStyle().getImageHAlign()
-									.equals(Style.RIGHT)) {
-						imgx += hoffset;
-					}
-
-					float imgy = texty - padding;
-					float voffset = abstractTable.getRowHeights()[i]
-							- image.getHeight();
-					if (cell.getStyle().getImageVAlign() != null
-							&& cell.getStyle().getImageVAlign()
-									.equals(Style.MIDDLE)) {
-						voffset = voffset / 2.0f;
-						imgy -= voffset;
-					} else if (cell.getStyle().getImageVAlign() != null
-							&& cell.getStyle().getImageVAlign()
-									.equals(Style.BOTTOM)) {
-						imgy -= voffset;
-					}
-
-					drawDebugLine(contentStream, imgx, imgy, image.getWidth(),
-							image.getHeight());
-
-					logger.debug("Image: " + imgx + " : "
-							+ (imgy - image.getHeight()));
-					contentStream.drawXObject(pdImage, imgx,
-							imgy - image.getHeight(), image.getWidth(),
-							image.getHeight());
-					// contentStream.endMarkedContentSequence();
-
-				} else if (cell.getType() == Entry.TYPE_TABLE) {
-
-					float tableY = texty - abstractTable.getRowHeights()[i];
-					float tableX = textx;
-					// texty = texty - padding;
-					PDFBoxTable tbl_value = (PDFBoxTable) cell.getValue();
-
-					Style inherit_styletab = Style.doInherit(
-							abstractTable.style, cell.getStyle());
-					tbl_value.table.setStyle(inherit_styletab);
-
-					logger.debug("Table: " + tableX + " : " + tableY);
-					// logger.debug("Table height: " + );
-					TableDrawUtils.drawTable(page, contentStream, tableX,
-							tableY, (colsSizes != null) ? colsSizes[j]
-									: colWidth,
-							abstractTable.getRowHeights()[i], tbl_value, doc,
-							true, innerFormResources, images, settings);
-				}
-				textx += (colsSizes != null) ? colsSizes[j] : colWidth;
-			}
-			// if (i + 1 < abstractTable.getRowHeights().length) {
-			logger.debug("Row {} from {} - {} - {} = {}", i, texty,
-					abstractTable.getRowHeights()[i], padding * 2, texty
-							- (abstractTable.getRowHeights()[i]));
-			texty -= abstractTable.getRowHeights()[i];
-			// texty = texty - abstractTable.getRowHeights()[i + 1] - padding
-			// * 2;
-			// texty = texty - abstractTable.getRowHeights()[i] - padding
-			// * 2;
-			// }
-			textx = x;
-		}
-	}
-
-	private void drawTable2(PDPage page, PDPageContentStream contentStream,
-			float x, float y, float width, float height,
-			PDFBoxTable abstractTable, PDDocument doc, boolean subtable) {
-
-	}
-
 	private PDFAsVisualSignatureProperties properties;
 	private PDFAsVisualSignatureDesigner designer;
 	private ISettings settings;
 	private PDResources innerFormResources;
 	private Map<String, ImageObject> images = new HashMap<String, ImageObject>();
 
-	private String getFontID(PDFont font) {
-		Iterator<java.util.Map.Entry<String, PDFont>> it = innerFormResources
-				.getFonts().entrySet().iterator();
-		while (it.hasNext()) {
-			java.util.Map.Entry<String, PDFont> entry = it.next();
-			if (entry.getValue().equals(font)) {
-				return entry.getKey();
-			}
-		}
-		return "";
-	}
-
 	public PDFAsVisualSignatureBuilder(
 			PDFAsVisualSignatureProperties properties, ISettings settings,
 			PDFAsVisualSignatureDesigner designer) {
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
index 88eb798a..5156d846 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
@@ -209,11 +209,21 @@ public class TableDrawUtils {
 					tx += offset;
 				}
 			}
-
+			float ascent = textFont.getFontDescriptor().getAscent();
+			float descent = textFont.getFontDescriptor().getDescent();
+			
+			ascent = ascent / 1000.0f * fontSize;
+			descent = descent / 1000.0f * fontSize;
+			
+			//ty = ty + (descent * (-1));
+			
 			logger.debug("Text tx {} ty {} maxWidth {} textHeight {}", tx, ty,
 					maxWidth, textHeight);
+			logger.debug("Text ASCENT {} DESCENT {}", ascent, descent);
 
-			drawDebugLine(contentStream, tx, ty, maxWidth, textHeight, settings);
+			logger.debug("Text TRANSFORMED ASCENT {} DESCENT {}", ascent, descent);
+			
+			drawDebugLineString(contentStream, tx, ty, maxWidth, textHeight, descent, settings);
 
 			contentStream.beginText();
 
@@ -226,9 +236,9 @@ public class TableDrawUtils {
 				contentStream.setFont(textFont, fontSize);
 			}
 
-			logger.debug("Writing: " + tx + " : " + (ty - fontSize) + " as "
+			logger.debug("Writing: " + tx + " : " + (ty - fontSize + (descent * (-1))) + " as "
 					+ cell.getType());
-			contentStream.moveTextPositionByAmount(tx, (ty - fontSize));
+			contentStream.moveTextPositionByAmount(tx, (ty - fontSize + (descent * (-1))));
 
 			contentStream.appendRawCommands(fontSize + " TL\n");
 			for (int k = 0; k < tlines.length; k++) {
@@ -528,6 +538,28 @@ public class TableDrawUtils {
 			}
 		}
 	}
+	
+	private static void drawDebugLineString(PDPageContentStream contentStream,
+			float x, float y, float width, float height, float descent, ISettings settings) {
+		if ("true".equals(settings.getValue(TABLE_DEBUG))) {
+			try {
+				contentStream.setStrokingColor(Color.RED);
+				contentStream.drawLine(x, y, x + width, y);
+				contentStream.setStrokingColor(Color.BLUE);
+				contentStream.drawLine(x, y, x, y - height);
+				contentStream.setStrokingColor(Color.GREEN);
+				contentStream.drawLine(x + width, y, x + width, y - height);
+				contentStream.setStrokingColor(Color.ORANGE);
+				contentStream.drawLine(x, y - height, x + width, y - height);
+				contentStream.setStrokingColor(Color.MAGENTA);
+				contentStream.drawLine(x, y + (descent * (-1)) - height, x + width, y + (descent * (-1)) - height);
+
+				contentStream.setStrokingColor(Color.BLACK);
+			} catch (Throwable e) {
+				e.printStackTrace();
+			}
+		}
+	}
 
 	private static void drawDebugPadding(PDPageContentStream contentStream,
 			float x, float y, float padding, float width, float height,