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/*
* $Id: RtfCell.java 3580 2008-08-06 15:52:00Z howard_s $
*
* 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:
* https://github.com/LibrePDF/openrtf
*/
package com.lowagie.text.rtf.table;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Iterator;
import com.lowagie.text.BadElementException;
import com.lowagie.text.Cell;
import com.lowagie.text.DocWriter;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Image;
import com.lowagie.text.List;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPTable;
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 3580 2008-08-06 15:52:00Z howard_s $
* @author Mark Hall ([email protected])
* @author Steffen Stundzig
* @author Benoit Wiart
* @author Thomas Bickel ([email protected])
* @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 java.util.List 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 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 RtfDocument this RtfCell belongs to
*/
private RtfDocument document = null;
/**
* Whether this RtfCell is in a header
*/
private boolean inHeader = false;
/**
* Whether this RtfCell is a placeholder for a removed table cell.
*/
private boolean deleted = false;
/**
* Whether to use generic padding or individual
* padding values (cellPaddingLeft, cellPaddingTop, cellPaddingBottom, cellPaddingRight)
*/
private boolean usePadding = false;
/*
* Cell padding left
*/
private float cellPaddingLeft = 0;
/*
* Cell padding top
*/
private float cellPaddingTop = 0;
/*
* Cell padding bottom
*/
private float cellPaddingBottom = 0;
/*
* Cell padding right
*/
private float cellPaddingRight = 0;
/**
* Constructs an empty RtfCell
*/
public RtfCell() {
this.borders = new RtfBorderGroup();
verticalAlignment = ALIGN_MIDDLE;
}
/**
* 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();
verticalAlignment = ALIGN_MIDDLE;
}
/**
* 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();
verticalAlignment = ALIGN_MIDDLE;
}
/**
* Constructs a deleted RtfCell.
*
* @param deleted Whether this RtfCell is actually deleted.
*/
protected RtfCell(boolean deleted) {
this.deleted = deleted;
verticalAlignment = ALIGN_MIDDLE;
}
/**
* 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);
}
/**
* 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 PdfPCell to base this RtfCell on
* @since 2.1.3
*/
protected RtfCell(RtfDocument doc, RtfRow row, PdfPCell 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.getColspan();
this.rowspan = cell.getRowspan();
if(cell.getRowspan() > 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.getBorder(), cell.getBorderWidth(), cell.getBorderColor());
}
this.verticalAlignment = cell.getVerticalAlignment();
if(cell.getBackgroundColor() == null) {
this.backgroundColor = new RtfColor(this.document, 255, 255, 255);
} else {
this.backgroundColor = new RtfColor(this.document, cell.getBackgroundColor());
}
this.cellPadding = (int) this.parentRow.getParentTable().getCellPadding();
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.getHorizontalAlignment());
container.add(element);
}
} else {
if(container != null) {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(container);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
container = null;
}
// if horizontal alignment is undefined overwrite
// with that of enclosing cell
if (element instanceof Paragraph && ((Paragraph) element).getAlignment() == Element.ALIGN_UNDEFINED) {
((Paragraph) element).setAlignment(cell.getHorizontalAlignment());
}
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(element);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
}
} catch(DocumentException de) {
de.printStackTrace();
}
}
if(container != null) {
try {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(container);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
} catch(DocumentException de) {
de.printStackTrace();
}
}
}
/**
* Imports the Cell properties into the RtfCell
*
* @param cell The PdfPCell to import
* @since 2.1.3
*/
private void importCell(PdfPCell cell) {
this.content = new ArrayList<>();
if(cell == null) {
this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, this.parentRow.getParentTable().getBorders());
return;
}
// padding
this.cellPadding = (int) this.parentRow.getParentTable().getCellPadding();
this.cellPaddingBottom = cell.getPaddingBottom();
this.cellPaddingTop = cell.getPaddingTop();
this.cellPaddingRight = cell.getPaddingRight();
this.cellPaddingLeft = cell.getPaddingLeft();
// BORDERS
this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, cell.getBorder(), cell.getBorderWidth(), cell.getBorderColor());
// border colors
this.border = cell.getBorder();
this.borderColor = cell.getBorderColor();
this.borderColorBottom = cell.getBorderColorBottom();
this.borderColorTop = cell.getBorderColorTop();
this.borderColorLeft = cell.getBorderColorLeft();
this.borderColorRight = cell.getBorderColorRight();
// border widths
this.borderWidth = cell.getBorderWidth();
this.borderWidthBottom = cell.getBorderWidthBottom();
this.borderWidthTop = cell.getBorderWidthTop();
this.borderWidthLeft = cell.getBorderWidthLeft();
this.borderWidthRight = cell.getBorderWidthRight();
this.colspan = cell.getColspan();
this.rowspan = 1; //cell.getRowspan();
// if(cell.getRowspan() > 1) {
// this.mergeType = MERGE_VERT_PARENT;
// }
this.verticalAlignment = cell.getVerticalAlignment();
if(cell.getBackgroundColor() == null) {
this.backgroundColor = new RtfColor(this.document, 255, 255, 255);
} else {
this.backgroundColor = new RtfColor(this.document, cell.getBackgroundColor());
}
// does it have column composite info?
java.util.List compositeElements = cell.getCompositeElements();
if(compositeElements != null) {
Iterator cellIterator = compositeElements.iterator();
// does it have column info?
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.getHorizontalAlignment());
container.add(element);
}
} else {
if(container != null) {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(container);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
container = null;
}
// if horizontal alignment is undefined overwrite
// with that of enclosing cell
if (element instanceof Paragraph && ((Paragraph) element).getAlignment() == Element.ALIGN_UNDEFINED) {
((Paragraph) element).setAlignment(cell.getHorizontalAlignment());
}
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(element);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
}
} catch(DocumentException de) {
de.printStackTrace();
}
}
if(container != null) {
try {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(container);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
} catch(DocumentException de) {
de.printStackTrace();
}
}
}
// does it have image info?
Image img = cell.getImage();
if(img != null) {
try {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(img);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
} catch (DocumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
// does it have phrase info?
Phrase phrase = cell.getPhrase();
if(phrase != null) {
try {
RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(phrase);
for (RtfBasicElement rbe : rtfElements) {
rbe.setInTable(true);
this.content.add(rbe);
}
} catch (DocumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
// does it have table info?
PdfPTable table = cell.getTable();
if(table != null) {
this.add(table);
// try {
// RtfBasicElement[] rtfElements = this.document.getMapper().mapElement(table);
// for (int i = 0; i < rtfElements.length; i++) {
// rtfElements[i].setInTable(true);
// this.content.add(rtfElements[i]);
// }
// } catch (DocumentException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
}
}
/**
* Write the cell definition part of this RtfCell
*/
public void writeDefinition(OutputStream result) throws IOException
{
if(this.mergeType == MERGE_VERT_PARENT) {
result.write(DocWriter.getISOBytes("\\clvmgf"));
} else if(this.mergeType == MERGE_VERT_CHILD) {
result.write(DocWriter.getISOBytes("\\clvmrg"));
}
switch (verticalAlignment) {
case Element.ALIGN_BOTTOM:
result.write(DocWriter.getISOBytes("\\clvertalb"));
break;
case Element.ALIGN_CENTER:
case Element.ALIGN_MIDDLE:
result.write(DocWriter.getISOBytes("\\clvertalc"));
break;
case Element.ALIGN_TOP:
result.write(DocWriter.getISOBytes("\\clvertalt"));
break;
}
this.borders.writeContent(result);
if(this.backgroundColor != null) {
result.write(DocWriter.getISOBytes("\\clcbpat"));
result.write(intToByteArray(this.backgroundColor.getColorNumber()));
}
this.document.outputDebugLinebreak(result);
result.write(DocWriter.getISOBytes("\\clftsWidth3"));
this.document.outputDebugLinebreak(result);
result.write(DocWriter.getISOBytes("\\clwWidth"));
result.write(intToByteArray(this.cellWidth));
this.document.outputDebugLinebreak(result);
if(this.cellPadding > 0) {
result.write(DocWriter.getISOBytes("\\clpadl"));
result.write(intToByteArray(this.cellPadding / 2));
result.write(DocWriter.getISOBytes("\\clpadt"));
result.write(intToByteArray(this.cellPadding / 2));
result.write(DocWriter.getISOBytes("\\clpadr"));
result.write(intToByteArray(this.cellPadding / 2));
result.write(DocWriter.getISOBytes("\\clpadb"));
result.write(intToByteArray(this.cellPadding / 2));
result.write(DocWriter.getISOBytes("\\clpadfl3"));
result.write(DocWriter.getISOBytes("\\clpadft3"));
result.write(DocWriter.getISOBytes("\\clpadfr3"));
result.write(DocWriter.getISOBytes("\\clpadfb3"));
}
result.write(DocWriter.getISOBytes("\\cellx"));
result.write(intToByteArray(this.cellRight));
}
/**
* Write the content of this RtfCell
*/
public void writeContent(OutputStream result) throws IOException
{
if(this.content.isEmpty()) {
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 = this.content.get(i);
if(rtfElement instanceof RtfParagraph) {
((RtfParagraph) rtfElement).setKeepTogetherWithNext(this.parentRow.getParentTable().getTableFitToPage());
}
rtfElement.writeContent(result);
if(rtfElement instanceof RtfParagraph && i < (this.content.size() - 1)) {
result.write(RtfParagraph.PARAGRAPH);
}
}
}
result.write(DocWriter.getISOBytes("\\cell"));
}
/**
* 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 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 background color of this RtfCell
*
* @return The background color of this RtfCell
*/
protected RtfColor getRtfBackgroundColor() {
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.getRtfBackgroundColor();
}
/**
* 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 (RtfBasicElement rbe : this.content) {
rbe.setInHeader(inHeader);
}
}
/**
* Gets whether this RtfCell is in a header
*
* @return True if this RtfCell is in a header, false otherwise
* @since 2.1.0
*/
public boolean isInHeader() {
return this.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 DocWriter.getISOBytes(Integer.toString(i));
}
/**
* Checks whether this RtfCell is a placeholder for
* a table cell that has been removed due to col/row spanning.
*
* @return True if this RtfCell is deleted, false otherwise.
*/
public boolean isDeleted() {
return this.deleted;
}
}
