From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../java/com/lowagie/text/rtf/table/RtfCell.java | 534 +++++++++++++++++++++ 1 file changed, 534 insertions(+) create mode 100644 src/main/java/com/lowagie/text/rtf/table/RtfCell.java (limited to 'src/main/java/com/lowagie/text/rtf/table/RtfCell.java') diff --git a/src/main/java/com/lowagie/text/rtf/table/RtfCell.java b/src/main/java/com/lowagie/text/rtf/table/RtfCell.java new file mode 100644 index 0000000..abfee02 --- /dev/null +++ b/src/main/java/com/lowagie/text/rtf/table/RtfCell.java @@ -0,0 +1,534 @@ +/* + * $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 + * @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 True if this RtfCell is in a header, false 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(); + } +} -- cgit v1.2.3