/*
* $Id: CellWrapper.java 5195 2012-06-18 14:25:30Z blowagie $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2012 1T3XT BVBA
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT,
* 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* This program 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: sales@itextpdf.com
*/
package com.itextpdf.text.html.simpleparser;
import java.util.List;
import com.itextpdf.text.Chunk;
import com.itextpdf.text.Element;
import com.itextpdf.text.ElementListener;
import com.itextpdf.text.Phrase;
import com.itextpdf.text.TextElementArray;
import com.itextpdf.text.html.HtmlTags;
import com.itextpdf.text.html.HtmlUtilities;
import com.itextpdf.text.pdf.PdfPCell;
/**
* We use a CellWrapper because we need some extra info
* that isn't available in PdfPCell.
* @author psoares
* @since 5.0.6 (renamed)
*/
public class CellWrapper implements TextElementArray {
/** The cell that is wrapped in this stub. */
private final PdfPCell cell;
/**
* The width of the cell.
* @since iText 5.0.6
*/
private float width;
/**
* Indicates if the width is a percentage.
* @since iText 5.0.6
*/
private boolean percentage;
/**
* Creates a new instance of IncCell.
* @param tag the cell that is wrapped in this object.
* @param chain properties such as width
* @since 5.0.6
*/
public CellWrapper(final String tag, final ChainedProperties chain) {
this.cell = createPdfPCell(tag, chain);
String value = chain.getProperty(HtmlTags.WIDTH);
if (value != null) {
value = value.trim();
if (value.endsWith("%")) {
percentage = true;
value = value.substring(0, value.length() - 1);
}
width = Float.parseFloat(value);
}
}
/**
* Creates a PdfPCell element based on a tag and its properties.
* @param tag a cell tag
* @param chain the hierarchy chain
* @return the created PdfPCell
*/
public PdfPCell createPdfPCell(final String tag, final ChainedProperties chain) {
PdfPCell cell = new PdfPCell((Phrase)null);
// colspan
String value = chain.getProperty(HtmlTags.COLSPAN);
if (value != null)
cell.setColspan(Integer.parseInt(value));
// rowspan
value = chain.getProperty(HtmlTags.ROWSPAN);
if (value != null)
cell.setRowspan(Integer.parseInt(value));
// horizontal alignment
if (tag.equals(HtmlTags.TH))
cell.setHorizontalAlignment(Element.ALIGN_CENTER);
value = chain.getProperty(HtmlTags.ALIGN);
if (value != null) {
cell.setHorizontalAlignment(HtmlUtilities.alignmentValue(value));
}
// vertical alignment
value = chain.getProperty(HtmlTags.VALIGN);
cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
if (value != null) {
cell.setVerticalAlignment(HtmlUtilities.alignmentValue(value));
}
// border
value = chain.getProperty(HtmlTags.BORDER);
float border = 0;
if (value != null)
border = Float.parseFloat(value);
cell.setBorderWidth(border);
// cellpadding
value = chain.getProperty(HtmlTags.CELLPADDING);
if (value != null)
cell.setPadding(Float.parseFloat(value));
cell.setUseDescender(true);
// background color
value = chain.getProperty(HtmlTags.BGCOLOR);
cell.setBackgroundColor(HtmlUtilities.decodeColor(value));
return cell;
}
/**
* Returns the PdfPCell.
* @return the PdfPCell
*/
public PdfPCell getCell() {
return cell;
}
/**
* Getter for the cell width
* @return the width
* @since iText 5.0.6
*/
public float getWidth() {
return width;
}
/**
* Getter for percentage
* @return true if the width is a percentage
* @since iText 5.0.6
*/
public boolean isPercentage() {
return percentage;
}
/**
* Implements the add method of the TextElementArray interface.
* @param o an element that needs to be added to the cell.
*/
public boolean add(final Element o) {
cell.addElement(o);
return true;
}
// these Element methods are irrelevant for a table stub.
/**
* @since 5.0.1
*/
public List<Chunk> getChunks() {
return null;
}
/**
* @since 5.0.1
*/
public boolean isContent() {
return false;
}
/**
* @since 5.0.1
*/
public boolean isNestable() {
return false;
}
/**
* @since 5.0.1
*/
public boolean process(final ElementListener listener) {
return false;
}
/**
* @since 5.0.1
*/
public int type() {
return 0;
}
}