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authortknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
committertknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
commit6025b6016517c6d898d8957d1d7e03ba71431912 (patch)
treeb15bd6fa5ffe9588a9bca3f2b8a7e358f83b6eba /src/main/java/com/lowagie/text/rtf/table/RtfCell.java
parentd2c77e820ab4aba8235d71275755021347b3ad10 (diff)
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Initial import of release 2.2.REL-2.2@923
git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
Diffstat (limited to 'src/main/java/com/lowagie/text/rtf/table/RtfCell.java')
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diff --git a/src/main/java/com/lowagie/text/rtf/table/RtfCell.java b/src/main/java/com/lowagie/text/rtf/table/RtfCell.java
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+/*
+ * $Id: RtfCell.java,v 1.15 2006/02/09 17:13:11 hallm Exp $
+ * $Name: $
+ *
+ * Copyright 2001, 2002, 2003, 2004 by Mark Hall
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
+ * provisions of LGPL are applicable instead of those above. If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.rtf.table;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.Iterator;
+import java.util.Properties;
+import java.util.ArrayList;
+
+import com.lowagie.text.BadElementException;
+import com.lowagie.text.Cell;
+import com.lowagie.text.DocumentException;
+import com.lowagie.text.Element;
+import com.lowagie.text.List;
+import com.lowagie.text.Paragraph;
+import com.lowagie.text.rtf.RtfBasicElement;
+import com.lowagie.text.rtf.RtfExtendedElement;
+import com.lowagie.text.rtf.document.RtfDocument;
+import com.lowagie.text.rtf.style.RtfColor;
+import com.lowagie.text.rtf.style.RtfParagraphStyle;
+import com.lowagie.text.rtf.text.RtfParagraph;
+
+
+/**
+ * The RtfCell wraps a Cell, but can also be added directly to a Table.
+ * The RtfCell is an extension of Cell, that supports a multitude of different
+ * borderstyles.
+ *
+ * @version $Id: RtfCell.java,v 1.15 2006/02/09 17:13:11 hallm Exp $
+ * @author Mark Hall (mhall@edu.uni-klu.ac.at)
+ * @author Steffen Stundzig
+ * @author Benoit WIART <b.wiart@proxiad.com>
+ * @see com.lowagie.text.rtf.table.RtfBorder
+ */
+public class RtfCell extends Cell implements RtfExtendedElement {
+
+ /**
+ * This cell is not merged
+ */
+ private static final int MERGE_NONE = 0;
+ /**
+ * This cell is the parent cell of a vertical merge operation
+ */
+ private static final int MERGE_VERT_PARENT = 1;
+ /**
+ * This cell is a child cell of a vertical merge operation
+ */
+ private static final int MERGE_VERT_CHILD = 2;
+
+ /**
+ * The parent RtfRow of this RtfCell
+ */
+ private RtfRow parentRow = null;
+ /**
+ * The content of this RtfCell
+ */
+ private ArrayList content = null;
+ /**
+ * The right margin of this RtfCell
+ */
+ private int cellRight = 0;
+ /**
+ * The width of this RtfCell
+ */
+ private int cellWidth = 0;
+ /**
+ * The borders of this RtfCell
+ */
+ private RtfBorderGroup borders = null;
+ /**
+ * The vertical alignment of this RtfCell
+ */
+ private int verticalAlignment = Cell.ALIGN_MIDDLE;
+ /**
+ * The background color of this RtfCell
+ */
+ private RtfColor backgroundColor = null;
+ /**
+ * The padding of this RtfCell
+ */
+ private int cellPadding = 0;
+ /**
+ * The merge type of this RtfCell
+ */
+ private int mergeType = MERGE_NONE;
+ /**
+ * The number of columns spanned by this RtfCell
+ */
+ private int colspan = 1;
+ /**
+ * The number of rows spanned by this RtfCell
+ */
+ private int rowspan = 1;
+ /**
+ * The RtfDocument this RtfCell belongs to
+ */
+ private RtfDocument document = null;
+ /**
+ * Whether this RtfCell is in a header
+ */
+ private boolean inHeader = false;
+
+ /**
+ * Constructs an empty RtfCell
+ */
+ public RtfCell() {
+ super();
+ this.borders = new RtfBorderGroup();
+ }
+
+ /**
+ * Constructs a RtfCell based upon a String
+ *
+ * @param content The String to base the RtfCell on
+ */
+ public RtfCell(String content) {
+ super(content);
+ this.borders = new RtfBorderGroup();
+ }
+
+ /**
+ * Constructs a RtfCell based upon an Element
+ *
+ * @param element The Element to base the RtfCell on
+ * @throws BadElementException If the Element is not valid
+ */
+ public RtfCell(Element element) throws BadElementException {
+ super(element);
+ this.borders = new RtfBorderGroup();
+ }
+
+ /**
+ * Constructs a RtfCell based upon certain Properties
+ *
+ * @param properties The Properties for this RtfCell
+ */
+ public RtfCell(Properties properties) {
+ super(properties);
+ this.borders = new RtfBorderGroup();
+ }
+
+ /**
+ * Constructs a RtfCell based on a Cell.
+ *
+ * @param doc The RtfDocument this RtfCell belongs to
+ * @param row The RtfRow this RtfCell lies in
+ * @param cell The Cell to base this RtfCell on
+ */
+ protected RtfCell(RtfDocument doc, RtfRow row, Cell cell) {
+ this.document = doc;
+ this.parentRow = row;
+ importCell(cell);
+ }
+
+ /**
+ * Imports the Cell properties into the RtfCell
+ *
+ * @param cell The Cell to import
+ */
+ private void importCell(Cell cell) {
+ this.content = new ArrayList();
+
+ if(cell == null) {
+ this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, this.parentRow.getParentTable().getBorders());
+ return;
+ }
+
+ this.colspan = cell.colspan();
+ this.rowspan = cell.rowspan();
+ if(cell.rowspan() > 1) {
+ this.mergeType = MERGE_VERT_PARENT;
+ }
+ if(cell instanceof RtfCell) {
+ this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, ((RtfCell) cell).getBorders());
+ } else {
+ this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, cell.border(), cell.borderWidth(), cell.borderColor());
+ }
+ this.verticalAlignment = cell.verticalAlignment();
+ if(cell.backgroundColor() == null) {
+ this.backgroundColor = new RtfColor(this.document, 255, 255, 255);
+ } else {
+ this.backgroundColor = new RtfColor(this.document, cell.backgroundColor());
+ }
+
+ this.cellPadding = (int) this.parentRow.getParentTable().getCellPadding();
+
+ if(cell != null) {
+ Iterator cellIterator = cell.getElements();
+ Paragraph container = null;
+ while(cellIterator.hasNext()) {
+ try {
+ Element element = (Element) cellIterator.next();
+ // should we wrap it in a paragraph
+ if(!(element instanceof Paragraph) && !(element instanceof List)) {
+ if(container != null) {
+ container.add(element);
+ } else {
+ container = new Paragraph();
+ container.setAlignment(cell.horizontalAlignment());
+ container.add(element);
+ }
+ } else {
+ if(container != null) {
+ RtfBasicElement rtfElement = this.document.getMapper().mapElement(container);
+ rtfElement.setInTable(true);
+ this.content.add(rtfElement);
+ container = null;
+ }
+ // if horizontal alignment is undefined overwrite
+ // with that of enclosing cell
+ if (element instanceof Paragraph && ((Paragraph) element).alignment() == Element.ALIGN_UNDEFINED) {
+ ((Paragraph) element).setAlignment(cell.horizontalAlignment());
+ }
+
+ RtfBasicElement rtfElement = this.document.getMapper().mapElement(element);
+ rtfElement.setInTable(true);
+ this.content.add(rtfElement);
+ }
+ } catch(DocumentException de) {
+ de.printStackTrace();
+ }
+ }
+ if(container != null) {
+ try {
+ RtfBasicElement rtfElement = this.document.getMapper().mapElement(container);
+ rtfElement.setInTable(true);
+ this.content.add(rtfElement);
+ } catch(DocumentException de) {
+ de.printStackTrace();
+ }
+ }
+ }
+ }
+
+ /**
+ * Write the cell definition part of this RtfCell
+ *
+ * @return A byte array with the cell definition
+ */
+ public byte[] writeDefinition() {
+ ByteArrayOutputStream result = new ByteArrayOutputStream();
+ try {
+ if(this.mergeType == MERGE_VERT_PARENT) {
+ result.write("\\clvmgf".getBytes());
+ } else if(this.mergeType == MERGE_VERT_CHILD) {
+ result.write("\\clvmrg".getBytes());
+ }
+ switch (verticalAlignment) {
+ case Element.ALIGN_BOTTOM:
+ result.write("\\clvertalb".getBytes());
+ break;
+ case Element.ALIGN_CENTER:
+ case Element.ALIGN_MIDDLE:
+ result.write("\\clvertalc".getBytes());
+ break;
+ case Element.ALIGN_TOP:
+ result.write("\\clvertalt".getBytes());
+ break;
+ }
+ result.write(this.borders.write());
+
+ if(this.backgroundColor != null) {
+ result.write("\\clcbpat".getBytes());
+ result.write(intToByteArray(this.backgroundColor.getColorNumber()));
+ }
+ result.write('\n');
+
+ result.write("\\clftsWidth3".getBytes());
+ result.write('\n');
+
+ result.write("\\clwWidth".getBytes());
+ result.write(intToByteArray(this.cellWidth));
+ result.write('\n');
+
+ if(this.cellPadding > 0) {
+ result.write("\\clpadl".getBytes());
+ result.write(intToByteArray(this.cellPadding / 2));
+ result.write("\\clpadt".getBytes());
+ result.write(intToByteArray(this.cellPadding / 2));
+ result.write("\\clpadr".getBytes());
+ result.write(intToByteArray(this.cellPadding / 2));
+ result.write("\\clpadb".getBytes());
+ result.write(intToByteArray(this.cellPadding / 2));
+ result.write("\\clpadfl3".getBytes());
+ result.write("\\clpadft3".getBytes());
+ result.write("\\clpadfr3".getBytes());
+ result.write("\\clpadfb3".getBytes());
+ }
+ result.write("\\cellx".getBytes());
+ result.write(intToByteArray(this.cellRight));
+
+ } catch(IOException ioe) {
+ ioe.printStackTrace();
+ }
+
+ return result.toByteArray();
+ }
+
+ /**
+ * Write the content of this RtfCell
+ *
+ * @return A byte array with the content of this RtfCell
+ */
+ public byte[] write() {
+ ByteArrayOutputStream result = new ByteArrayOutputStream();
+ try {
+ if(this.content.size() == 0) {
+ result.write(RtfParagraph.PARAGRAPH_DEFAULTS);
+ if(this.parentRow.getParentTable().getTableFitToPage()) {
+ result.write(RtfParagraphStyle.KEEP_TOGETHER_WITH_NEXT);
+ }
+ result.write(RtfParagraph.IN_TABLE);
+ } else {
+ for(int i = 0; i < this.content.size(); i++) {
+ RtfBasicElement rtfElement = (RtfBasicElement) this.content.get(i);
+ if(rtfElement instanceof RtfParagraph) {
+ ((RtfParagraph) rtfElement).setKeepTogetherWithNext(this.parentRow.getParentTable().getTableFitToPage());
+ }
+ result.write(rtfElement.write());
+ if(rtfElement instanceof RtfParagraph && i < (this.content.size() - 1)) {
+ result.write(RtfParagraph.PARAGRAPH);
+ }
+ }
+ }
+ result.write("\\cell".getBytes());
+ } catch(IOException ioe) {
+ ioe.printStackTrace();
+ }
+
+ return result.toByteArray();
+ }
+
+ /**
+ * Sets the right margin of this cell. Used in merge operations
+ *
+ * @param cellRight The right margin to use
+ */
+ protected void setCellRight(int cellRight) {
+ this.cellRight = cellRight;
+ }
+
+ /**
+ * Gets the right margin of this RtfCell
+ *
+ * @return The right margin of this RtfCell.
+ */
+ protected int getCellRight() {
+ return this.cellRight;
+ }
+
+ /**
+ * Sets the cell width of this RtfCell. Used in merge operations.
+ *
+ * @param cellWidth The cell width to use
+ */
+ protected void setCellWidth(int cellWidth) {
+ this.cellWidth = cellWidth;
+ }
+
+ /**
+ * Gets the cell width of this RtfCell
+ *
+ * @return The cell width of this RtfCell
+ */
+ protected int getCellWidth() {
+ return this.cellWidth;
+ }
+
+ /**
+ * Gets the number of columns this RtfCell spans
+ *
+ * @return The number of columns this RtfCell spans
+ */
+ protected int getColspan() {
+ return this.colspan;
+ }
+
+ /**
+ * Gets the number of rows this RtfCell spans
+ *
+ * @return The number of rows this RtfCell spans
+ */
+ protected int getRowspan() {
+ return this.rowspan;
+ }
+
+ /**
+ * Gets the cell padding of this RtfCell
+ *
+ * @return The cell padding of this RtfCell
+ */
+ protected int getCellpadding() {
+ return this.cellPadding;
+ }
+
+ /**
+ * Gets the borders of this RtfCell
+ *
+ * @return The borders of this RtfCell
+ */
+ protected RtfBorderGroup getBorders() {
+ return this.borders;
+ }
+
+ /**
+ * Set the borders of this RtfCell
+ *
+ * @param borderGroup The RtfBorderGroup to use as borders
+ */
+ public void setBorders(RtfBorderGroup borderGroup) {
+ this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, borderGroup);
+ }
+
+ /**
+ * Get the vertical alignment of this RtfCell
+ *
+ * @return The vertical alignment of this RtfCell
+ */
+ protected int getVerticalAlignment() {
+ return this.verticalAlignment;
+ }
+
+ /**
+ * Get the background color of this RtfCell
+ *
+ * @return The background color of this RtfCell
+ */
+ protected RtfColor getBackgroundColor() {
+ return this.backgroundColor;
+ }
+
+ /**
+ * Merge this cell into the parent cell.
+ *
+ * @param mergeParent The RtfCell to merge with
+ */
+ protected void setCellMergeChild(RtfCell mergeParent) {
+ this.mergeType = MERGE_VERT_CHILD;
+ this.cellWidth = mergeParent.getCellWidth();
+ this.cellRight = mergeParent.getCellRight();
+ this.cellPadding = mergeParent.getCellpadding();
+ this.borders = mergeParent.getBorders();
+ this.verticalAlignment = mergeParent.getVerticalAlignment();
+ this.backgroundColor = mergeParent.getBackgroundColor();
+ }
+
+ /**
+ * Sets the RtfDocument this RtfCell belongs to
+ *
+ * @param doc The RtfDocument to use
+ */
+ public void setRtfDocument(RtfDocument doc) {
+ this.document = doc;
+ }
+
+ /**
+ * Unused
+ * @param inTable
+ */
+ public void setInTable(boolean inTable) {
+ }
+
+ /**
+ * Sets whether this RtfCell is in a header
+ *
+ * @param inHeader <code>True</code> if this RtfCell is in a header, <code>false</code> otherwise
+ */
+ public void setInHeader(boolean inHeader) {
+ this.inHeader = inHeader;
+ for(int i = 0; i < this.content.size(); i++) {
+ ((RtfBasicElement) this.content.get(i)).setInHeader(inHeader);
+ }
+ }
+
+ /**
+ * Transforms an integer into its String representation and then returns the bytes
+ * of that string.
+ *
+ * @param i The integer to convert
+ * @return A byte array representing the integer
+ */
+ private byte[] intToByteArray(int i) {
+ return Integer.toString(i).getBytes();
+ }
+}