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RTF generation library derived from iText-2.1.7. All PDF features and RTF parsing are removed. Code is modernized for Java 8.
/*
* $Id: RtfRow.java 3735 2009-02-26 01:44:03Z xlv $
*
* Copyright 2001, 2002, 2003, 2004, 2005 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/osobolev/rtf-gen
*/
package com.lowagie.text.rtf.table;
import com.lowagie.text.Cell;
import com.lowagie.text.DocWriter;
import com.lowagie.text.Element;
import com.lowagie.text.Row;
import com.lowagie.text.rtf.RtfElement;
import com.lowagie.text.rtf.document.RtfDocument;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
/**
* The RtfRow wraps one Row for a RtfTable.
* INTERNAL USE ONLY
*
* @author Mark Hall ([email protected])
* @author Steffen Stundzig
* @author Lorenz Maierhofer
* @author Thomas Bickel ([email protected])
* @version $Id: RtfRow.java 3735 2009-02-26 01:44:03Z xlv $
*/
public class RtfRow extends RtfElement {
/**
* Constant for the RtfRow beginning
*/
private static final byte[] ROW_BEGIN = DocWriter.getISOBytes("\\trowd");
/**
* Constant for the RtfRow width style
*/
private static final byte[] ROW_WIDTH_STYLE = DocWriter.getISOBytes("\\trftsWidth3");
/**
* Constant for the RtfRow width
*/
private static final byte[] ROW_WIDTH = DocWriter.getISOBytes("\\trwWidth");
/**
* Constant to specify that this RtfRow are not to be broken across pages
*/
private static final byte[] ROW_KEEP_TOGETHER = DocWriter.getISOBytes("\\trkeep");
/**
* Constant to specify that this is a header RtfRow
*/
private static final byte[] ROW_HEADER_ROW = DocWriter.getISOBytes("\\trhdr");
/**
* Constant for left alignment of this RtfRow
*/
private static final byte[] ROW_ALIGN_LEFT = DocWriter.getISOBytes("\\trql");
/**
* Constant for right alignment of this RtfRow
*/
private static final byte[] ROW_ALIGN_RIGHT = DocWriter.getISOBytes("\\trqr");
/**
* Constant for center alignment of this RtfRow
*/
private static final byte[] ROW_ALIGN_CENTER = DocWriter.getISOBytes("\\trqc");
/**
* Constant for justified alignment of this RtfRow
*/
private static final byte[] ROW_ALIGN_JUSTIFIED = DocWriter.getISOBytes("\\trqj");
/**
* Constant for the graph style of this RtfRow
*/
private static final byte[] ROW_GRAPH = DocWriter.getISOBytes("\\trgaph10");
/**
* Constant for the cell left spacing
*/
private static final byte[] ROW_CELL_SPACING_LEFT = DocWriter.getISOBytes("\\trspdl");
/**
* Constant for the cell top spacing
*/
private static final byte[] ROW_CELL_SPACING_TOP = DocWriter.getISOBytes("\\trspdt");
/**
* Constant for the cell right spacing
*/
private static final byte[] ROW_CELL_SPACING_RIGHT = DocWriter.getISOBytes("\\trspdr");
/**
* Constant for the cell bottom spacing
*/
private static final byte[] ROW_CELL_SPACING_BOTTOM = DocWriter.getISOBytes("\\trspdb");
/**
* Constant for the cell left spacing style
*/
private static final byte[] ROW_CELL_SPACING_LEFT_STYLE = DocWriter.getISOBytes("\\trspdfl3");
/**
* Constant for the cell top spacing style
*/
private static final byte[] ROW_CELL_SPACING_TOP_STYLE = DocWriter.getISOBytes("\\trspdft3");
/**
* Constant for the cell right spacing style
*/
private static final byte[] ROW_CELL_SPACING_RIGHT_STYLE = DocWriter.getISOBytes("\\trspdfr3");
/**
* Constant for the cell bottom spacing style
*/
private static final byte[] ROW_CELL_SPACING_BOTTOM_STYLE = DocWriter.getISOBytes("\\trspdfb3");
/**
* Constant for the cell left padding
*/
private static final byte[] ROW_CELL_PADDING_LEFT = DocWriter.getISOBytes("\\trpaddl");
/**
* Constant for the cell right padding
*/
private static final byte[] ROW_CELL_PADDING_RIGHT = DocWriter.getISOBytes("\\trpaddr");
/**
* Constant for the cell left padding style
*/
private static final byte[] ROW_CELL_PADDING_LEFT_STYLE = DocWriter.getISOBytes("\\trpaddfl3");
/**
* Constant for the cell right padding style
*/
private static final byte[] ROW_CELL_PADDING_RIGHT_STYLE = DocWriter.getISOBytes("\\trpaddfr3");
/**
* Constant for the end of a row
*/
private static final byte[] ROW_END = DocWriter.getISOBytes("\\row");
/**
* The RtfTable this RtfRow belongs to
*/
private final RtfTable parentTable;
/**
* The cells of this RtfRow
*/
private List cells = null;
/**
* The width of this row
*/
private int width = 0;
/**
* The row number
*/
private final int rowNumber;
/**
* Constructs a RtfRow for a Row.
*
* @param doc The RtfDocument this RtfRow belongs to
* @param rtfTable The RtfTable this RtfRow belongs to
* @param row The Row this RtfRow is based on
* @param rowNumber The number of this row
*/
protected RtfRow(RtfDocument doc, RtfTable rtfTable, Row row, int rowNumber) {
super(doc);
this.parentTable = rtfTable;
this.rowNumber = rowNumber;
importRow(row);
}
/**
* Imports a Row and copies all settings
*
* @param row The Row to import
*/
private void importRow(Row row) {
this.cells = new ArrayList<>();
this.width = this.document.getDocumentHeader().getPageSetting().getPageWidth() - this.document.getDocumentHeader().getPageSetting().getMarginLeft() - this.document.getDocumentHeader().getPageSetting().getMarginRight();
this.width = (int) (this.width * this.parentTable.getTableWidthPercent() / 100);
int cellRight = 0;
for (int i = 0; i < row.getColumns(); i++) {
int cellWidth = (int) (this.width * this.parentTable.getProportionalWidths()[i] / 100);
cellRight += cellWidth;
Cell cell = (Cell) row.getCell(i);
RtfCell rtfCell = new RtfCell(this.document, this, cell);
rtfCell.setCellRight(cellRight);
rtfCell.setCellWidth(cellWidth);
this.cells.add(rtfCell);
}
}
/**
* Performs a second pass over all cells to handle cell row/column spanning.
*/
protected void handleCellSpanning() {
RtfCell deletedCell = new RtfCell(true);
for (int i = 0; i < this.cells.size(); i++) {
RtfCell rtfCell = this.cells.get(i);
if (rtfCell.getColspan() > 1) {
int cSpan = rtfCell.getColspan();
for (int j = i + 1; j < i + cSpan; j++) {
if (j < this.cells.size()) {
RtfCell rtfCellMerge = this.cells.get(j);
rtfCell.setCellRight(rtfCell.getCellRight() + rtfCellMerge.getCellWidth());
rtfCell.setCellWidth(rtfCell.getCellWidth() + rtfCellMerge.getCellWidth());
this.cells.set(j, deletedCell);
}
}
}
if (rtfCell.getRowspan() > 1) {
List rows = this.parentTable.getRows();
for (int j = 1; j < rtfCell.getRowspan(); j++) {
RtfRow mergeRow = rows.get(this.rowNumber + j);
if (this.rowNumber + j < rows.size()) {
RtfCell rtfCellMerge = mergeRow.getCells().get(i);
rtfCellMerge.setCellMergeChild(rtfCell);
}
if (rtfCell.getColspan() > 1) {
int cSpan = rtfCell.getColspan();
for (int k = i + 1; k < i + cSpan; k++) {
if (k < mergeRow.getCells().size()) {
mergeRow.getCells().set(k, deletedCell);
}
}
}
}
}
}
}
/**
* Cleans the deleted RtfCells from the total RtfCells.
*/
protected void cleanRow() {
int i = 0;
while (i < this.cells.size()) {
if (this.cells.get(i).isDeleted()) {
this.cells.remove(i);
} else {
i++;
}
}
}
/**
* Writes the row definition/settings.
*
* @param result The OutputStream to write the definitions to.
*/
private void writeRowDefinition(OutputStream result) throws IOException {
result.write(ROW_BEGIN);
this.document.outputDebugLinebreak(result);
result.write(ROW_WIDTH_STYLE);
result.write(ROW_WIDTH);
result.write(intToByteArray(this.width));
if (this.parentTable.getCellsFitToPage()) {
result.write(ROW_KEEP_TOGETHER);
}
if (this.rowNumber <= this.parentTable.getHeaderRows()) {
result.write(ROW_HEADER_ROW);
}
switch (this.parentTable.getAlignment()) {
case Element.ALIGN_LEFT:
result.write(ROW_ALIGN_LEFT);
break;
case Element.ALIGN_RIGHT:
result.write(ROW_ALIGN_RIGHT);
break;
case Element.ALIGN_CENTER:
result.write(ROW_ALIGN_CENTER);
break;
case Element.ALIGN_JUSTIFIED:
case Element.ALIGN_JUSTIFIED_ALL:
result.write(ROW_ALIGN_JUSTIFIED);
break;
}
result.write(ROW_GRAPH);
RtfBorderGroup borders = this.parentTable.getBorders();
if (borders != null) {
borders.writeContent(result);
}
if (this.parentTable.getCellSpacing() > 0) {
result.write(ROW_CELL_SPACING_LEFT);
result.write(intToByteArray((int) (this.parentTable.getCellSpacing() / 2)));
result.write(ROW_CELL_SPACING_LEFT_STYLE);
result.write(ROW_CELL_SPACING_TOP);
result.write(intToByteArray((int) (this.parentTable.getCellSpacing() / 2)));
result.write(ROW_CELL_SPACING_TOP_STYLE);
result.write(ROW_CELL_SPACING_RIGHT);
result.write(intToByteArray((int) (this.parentTable.getCellSpacing() / 2)));
result.write(ROW_CELL_SPACING_RIGHT_STYLE);
result.write(ROW_CELL_SPACING_BOTTOM);
result.write(intToByteArray((int) (this.parentTable.getCellSpacing() / 2)));
result.write(ROW_CELL_SPACING_BOTTOM_STYLE);
}
result.write(ROW_CELL_PADDING_LEFT);
result.write(intToByteArray((int) (this.parentTable.getCellPadding() / 2)));
result.write(ROW_CELL_PADDING_RIGHT);
result.write(intToByteArray((int) (this.parentTable.getCellPadding() / 2)));
result.write(ROW_CELL_PADDING_LEFT_STYLE);
result.write(ROW_CELL_PADDING_RIGHT_STYLE);
this.document.outputDebugLinebreak(result);
for (RtfCell rtfCell : this.cells) {
rtfCell.writeDefinition(result);
}
}
/**
* Writes the content of this RtfRow
*/
@Override
public void writeContent(OutputStream result) throws IOException {
writeRowDefinition(result);
for (RtfCell rtfCell : this.cells) {
rtfCell.writeContent(result);
}
result.write(DELIMITER);
if (this.document.getDocumentSettings().isOutputTableRowDefinitionAfter()) {
writeRowDefinition(result);
}
result.write(ROW_END);
this.document.outputDebugLinebreak(result);
}
/**
* Gets the parent RtfTable of this RtfRow
*
* @return The parent RtfTable of this RtfRow
*/
protected RtfTable getParentTable() {
return this.parentTable;
}
/**
* Gets the cells of this RtfRow
*
* @return The cells of this RtfRow
*/
protected List getCells() {
return this.cells;
}
}
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