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/*
* $Id: ElementFactory.java 4065 2009-09-16 23:09:11Z psoares33 $
*
* Copyright 2007 by Bruno Lowagie.
*
* 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.
*
* Contributions by:
* Lubos Strapko
*
* 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/OpenPDF
*/
package com.lowagie.text.factories;
import java.awt.Color;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Properties;
import java.util.StringTokenizer;
import com.lowagie.text.alignment.HorizontalAlignment;
import com.lowagie.text.alignment.VerticalAlignment;
import com.lowagie.text.error_messages.MessageLocalization;
import com.lowagie.text.Anchor;
import com.lowagie.text.Annotation;
import com.lowagie.text.BadElementException;
import com.lowagie.text.Cell;
import com.lowagie.text.ChapterAutoNumber;
import com.lowagie.text.Chunk;
import com.lowagie.text.ElementTags;
import com.lowagie.text.FontFactory;
import com.lowagie.text.Image;
import com.lowagie.text.List;
import com.lowagie.text.ListItem;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Phrase;
import com.lowagie.text.Rectangle;
import com.lowagie.text.Section;
import com.lowagie.text.Table;
import com.lowagie.text.Utilities;
import com.lowagie.text.ExceptionConverter;
import com.lowagie.text.html.Markup;
/**
* This class is able to create Element objects based on a list of properties.
*/
public class ElementFactory {
/**
* Creates a Chunk object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Chunk
*/
public static Chunk getChunk(Properties attributes) {
Chunk chunk = new Chunk();
chunk.setFont(FontFactory.getFont(attributes));
String value;
value = attributes.getProperty(ElementTags.ITEXT);
if (value != null) {
chunk.append(value);
}
value = attributes.getProperty(ElementTags.LOCALGOTO);
if (value != null) {
chunk.setLocalGoto(value);
}
value = attributes.getProperty(ElementTags.REMOTEGOTO);
if (value != null) {
String page = attributes.getProperty(ElementTags.PAGE);
if (page != null) {
chunk.setRemoteGoto(value, Integer.parseInt(page));
} else {
String destination = attributes
.getProperty(ElementTags.DESTINATION);
if (destination != null) {
chunk.setRemoteGoto(value, destination);
}
}
}
value = attributes.getProperty(ElementTags.LOCALDESTINATION);
if (value != null) {
chunk.setLocalDestination(value);
}
value = attributes.getProperty(ElementTags.SUBSUPSCRIPT);
if (value != null) {
chunk.setTextRise(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(Markup.CSS_KEY_VERTICALALIGN);
if (value != null && value.endsWith("%")) {
float p = Float.parseFloat(value.substring(0, value.length() - 1)
+ "f") / 100f;
chunk.setTextRise(p * chunk.getFont().getSize());
}
value = attributes.getProperty(ElementTags.GENERICTAG);
if (value != null) {
chunk.setGenericTag(value);
}
value = attributes.getProperty(ElementTags.BACKGROUNDCOLOR);
if (value != null) {
chunk.setBackground(Markup.decodeColor(value));
}
return chunk;
}
/**
* Creates a Phrase object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Phrase
*/
public static Phrase getPhrase(Properties attributes) {
Phrase phrase = new Phrase();
phrase.setFont(FontFactory.getFont(attributes));
String value;
value = attributes.getProperty(ElementTags.LEADING);
if (value != null) {
phrase.setLeading(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(Markup.CSS_KEY_LINEHEIGHT);
if (value != null) {
phrase.setLeading(Markup.parseLength(value,
Markup.DEFAULT_FONT_SIZE));
}
value = attributes.getProperty(ElementTags.ITEXT);
if (value != null) {
Chunk chunk = new Chunk(value);
if ((value = attributes.getProperty(ElementTags.GENERICTAG)) != null) {
chunk.setGenericTag(value);
}
phrase.add(chunk);
}
return phrase;
}
/**
* Creates an Anchor object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return an Anchor
*/
public static Anchor getAnchor(Properties attributes) {
Anchor anchor = new Anchor(getPhrase(attributes));
String value;
value = attributes.getProperty(ElementTags.NAME);
if (value != null) {
anchor.setName(value);
}
value = (String) attributes.remove(ElementTags.REFERENCE);
if (value != null) {
anchor.setReference(value);
}
return anchor;
}
/**
* Creates a Paragraph object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Paragraph
*/
public static Paragraph getParagraph(Properties attributes) {
Paragraph paragraph = new Paragraph(getPhrase(attributes));
String value;
value = attributes.getProperty(ElementTags.ALIGN);
if (value != null) {
paragraph.setAlignment(value);
}
value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
if (value != null) {
paragraph.setIndentationLeft(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
if (value != null) {
paragraph.setIndentationRight(Float.parseFloat(value + "f"));
}
return paragraph;
}
/**
* Creates a ListItem object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a ListItem
*/
public static ListItem getListItem(Properties attributes) {
ListItem item = new ListItem(getParagraph(attributes));
return item;
}
/**
* Creates a List object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return the List
*/
public static List getList(Properties attributes) {
List list = new List();
list.setNumbered(Utilities.checkTrueOrFalse(attributes,
ElementTags.NUMBERED));
list.setLettered(Utilities.checkTrueOrFalse(attributes,
ElementTags.LETTERED));
list.setLowercase(Utilities.checkTrueOrFalse(attributes,
ElementTags.LOWERCASE));
list.setAutoindent(Utilities.checkTrueOrFalse(attributes,
ElementTags.AUTO_INDENT_ITEMS));
list.setAlignindent(Utilities.checkTrueOrFalse(attributes,
ElementTags.ALIGN_INDENTATION_ITEMS));
String value;
value = attributes.getProperty(ElementTags.FIRST);
if (value != null) {
char character = value.charAt(0);
if (Character.isLetter(character)) {
list.setFirst(character);
} else {
list.setFirst(Integer.parseInt(value));
}
}
value = attributes.getProperty(ElementTags.LISTSYMBOL);
if (value != null) {
list
.setListSymbol(new Chunk(value, FontFactory
.getFont(attributes)));
}
value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
if (value != null) {
list.setIndentationLeft(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
if (value != null) {
list.setIndentationRight(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.SYMBOLINDENT);
if (value != null) {
list.setSymbolIndent(Float.parseFloat(value));
}
return list;
}
/**
* Creates a Cell object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Cell
*/
public static Cell getCell(Properties attributes) {
Cell cell = new Cell();
String value;
try {
if (attributes.getProperty(ElementTags.HORIZONTALALIGN) != null) {
final HorizontalAlignment horizontalAlignment = HorizontalAlignment.valueOf(attributes.getProperty(ElementTags.HORIZONTALALIGN));
cell.setHorizontalAlignment(horizontalAlignment);
} else {
cell.setHorizontalAlignment(HorizontalAlignment.UNDEFINED);
}
} catch (IllegalArgumentException exc) {
cell.setHorizontalAlignment(HorizontalAlignment.UNDEFINED);
}
try {
if (attributes.getProperty(ElementTags.VERTICALALIGN) != null) {
final VerticalAlignment verticalAlignment = VerticalAlignment.valueOf(attributes.getProperty(ElementTags.VERTICALALIGN));
cell.setVerticalAlignment(verticalAlignment);
} else {
cell.setVerticalAlignment(VerticalAlignment.UNDEFINED);
}
} catch (IllegalArgumentException exc) {
cell.setVerticalAlignment(VerticalAlignment.UNDEFINED);
}
value = attributes.getProperty(ElementTags.WIDTH);
if (value != null) {
cell.setWidth(value);
}
value = attributes.getProperty(ElementTags.COLSPAN);
if (value != null) {
cell.setColspan(Integer.parseInt(value));
}
value = attributes.getProperty(ElementTags.ROWSPAN);
if (value != null) {
cell.setRowspan(Integer.parseInt(value));
}
value = attributes.getProperty(ElementTags.LEADING);
if (value != null) {
cell.setLeading(Float.parseFloat(value + "f"));
}
cell.setHeader(Utilities.checkTrueOrFalse(attributes,
ElementTags.HEADER));
if (Utilities.checkTrueOrFalse(attributes, ElementTags.NOWRAP)) {
cell.setMaxLines(1);
}
setRectangleProperties(cell, attributes);
return cell;
}
/**
* Creates an Table object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Table
*/
public static Table getTable(Properties attributes) {
String value;
Table table;
try {
value = attributes.getProperty(ElementTags.WIDTHS);
if (value != null) {
StringTokenizer widthTokens = new StringTokenizer(value, ";");
java.util.List values = new ArrayList<>();
while (widthTokens.hasMoreTokens()) {
values.add(widthTokens.nextToken());
}
table = new Table(values.size());
float[] widths = new float[table.getColumns()];
for (int i = 0; i < values.size(); i++) {
value = values.get(i);
widths[i] = Float.parseFloat(value + "f");
}
table.setWidths(widths);
} else {
value = attributes.getProperty(ElementTags.COLUMNS);
try {
table = new Table(Integer.parseInt(value));
} catch (Exception e) {
table = new Table(1);
}
}
table.setBorder(Table.BOX);
table.setBorderWidth(1);
table.getDefaultCell().setBorder(Table.BOX);
value = attributes.getProperty(ElementTags.LASTHEADERROW);
if (value != null) {
table.setLastHeaderRow(Integer.parseInt(value));
}
value = attributes.getProperty(ElementTags.ALIGN);
if (value != null) {
try {
final HorizontalAlignment horizontalAlignment = HorizontalAlignment.valueOf(value);
table.setHorizontalAlignment(horizontalAlignment);
} catch (IllegalArgumentException exc) {
table.setHorizontalAlignment(HorizontalAlignment.UNDEFINED);
}
}
value = attributes.getProperty(ElementTags.CELLSPACING);
if (value != null) {
table.setSpacing(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.CELLPADDING);
if (value != null) {
table.setPadding(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.OFFSET);
if (value != null) {
table.setOffset(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.WIDTH);
if (value != null) {
if (value.endsWith("%"))
table.setWidth(Float.parseFloat(value.substring(0, value
.length() - 1)
+ "f"));
else {
table.setWidth(Float.parseFloat(value + "f"));
table.setLocked(true);
}
}
table.setTableFitsPage(Utilities.checkTrueOrFalse(attributes,
ElementTags.TABLEFITSPAGE));
table.setCellsFitPage(Utilities.checkTrueOrFalse(attributes,
ElementTags.CELLSFITPAGE));
table.setConvert2pdfptable(Utilities.checkTrueOrFalse(attributes,
ElementTags.CONVERT2PDFP));
setRectangleProperties(table, attributes);
return table;
} catch (BadElementException e) {
throw new ExceptionConverter(e);
}
}
/**
* Sets some Rectangle properties (for a Cell, Table,...).
* @param rect The Rectangle to set the properties to
* @param attributes The properties to base the parameters on
*/
private static void setRectangleProperties(Rectangle rect,
Properties attributes) {
String value;
value = attributes.getProperty(ElementTags.BORDERWIDTH);
if (value != null) {
rect.setBorderWidth(Float.parseFloat(value + "f"));
}
int border = 0;
if (Utilities.checkTrueOrFalse(attributes, ElementTags.LEFT)) {
border |= Rectangle.LEFT;
}
if (Utilities.checkTrueOrFalse(attributes, ElementTags.RIGHT)) {
border |= Rectangle.RIGHT;
}
if (Utilities.checkTrueOrFalse(attributes, ElementTags.TOP)) {
border |= Rectangle.TOP;
}
if (Utilities.checkTrueOrFalse(attributes, ElementTags.BOTTOM)) {
border |= Rectangle.BOTTOM;
}
rect.setBorder(border);
String r = attributes.getProperty(ElementTags.RED);
String g = attributes.getProperty(ElementTags.GREEN);
String b = attributes.getProperty(ElementTags.BLUE);
if (r != null || g != null || b != null) {
int red = 0;
int green = 0;
int blue = 0;
if (r != null)
red = Integer.parseInt(r);
if (g != null)
green = Integer.parseInt(g);
if (b != null)
blue = Integer.parseInt(b);
rect.setBorderColor(new Color(red, green, blue));
} else {
rect.setBorderColor(Markup.decodeColor(attributes
.getProperty(ElementTags.BORDERCOLOR)));
}
r = (String) attributes.remove(ElementTags.BGRED);
g = (String) attributes.remove(ElementTags.BGGREEN);
b = (String) attributes.remove(ElementTags.BGBLUE);
value = attributes.getProperty(ElementTags.BACKGROUNDCOLOR);
if (r != null || g != null || b != null) {
int red = 0;
int green = 0;
int blue = 0;
if (r != null)
red = Integer.parseInt(r);
if (g != null)
green = Integer.parseInt(g);
if (b != null)
blue = Integer.parseInt(b);
rect.setBackgroundColor(new Color(red, green, blue));
} else if (value != null) {
rect.setBackgroundColor(Markup.decodeColor(value));
} else {
value = attributes.getProperty(ElementTags.GRAYFILL);
if (value != null) {
rect.setGrayFill(Float.parseFloat(value + "f"));
}
}
}
/**
* Creates a ChapterAutoNumber object based on a list of properties.
* @param attributes The properties to base the parameters on
* @return a Chapter
*/
public static ChapterAutoNumber getChapter(Properties attributes) {
ChapterAutoNumber chapter = new ChapterAutoNumber("");
setSectionParameters(chapter, attributes);
return chapter;
}
/**
* Creates a Section object based on a list of properties.
* @param attributes The attributes to base the parameters on
* @param parent The parent Section to add a Section to
* @return a Section
*/
public static Section getSection(Section parent, Properties attributes) {
Section section = parent.addSection("");
setSectionParameters(section, attributes);
return section;
}
/**
* Helper method to create a Chapter/Section object.
* @param attributes The attributes to base the parameters on
* @param section The part of the document to set the parameters to
*/
private static void setSectionParameters(Section section,
Properties attributes) {
String value;
value = attributes.getProperty(ElementTags.NUMBERDEPTH);
if (value != null) {
section.setNumberDepth(Integer.parseInt(value));
}
value = attributes.getProperty(ElementTags.INDENT);
if (value != null) {
section.setIndentation(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
if (value != null) {
section.setIndentationLeft(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
if (value != null) {
section.setIndentationRight(Float.parseFloat(value + "f"));
}
}
/**
* Creates an Image object based on a list of properties.
* @param attributes The properties to base the Image on
* @return an Image
* @throws IOException thrown if an I/O problem occurs
* @throws BadElementException the exception thrown when the Element doesn't have the right form
*/
public static Image getImage(Properties attributes)
throws BadElementException, IOException {
String value;
value = attributes.getProperty(ElementTags.URL);
if (value == null)
throw new MalformedURLException(MessageLocalization.getComposedMessage("the.url.of.the.image.is.missing"));
Image image = Image.getInstance(value);
value = attributes.getProperty(ElementTags.ALIGN);
int align = 0;
if (value != null) {
if (ElementTags.ALIGN_LEFT.equalsIgnoreCase(value))
align |= Image.LEFT;
else if (ElementTags.ALIGN_RIGHT.equalsIgnoreCase(value))
align |= Image.RIGHT;
else if (ElementTags.ALIGN_MIDDLE.equalsIgnoreCase(value))
align |= Image.MIDDLE;
}
if ("true".equalsIgnoreCase(attributes
.getProperty(ElementTags.UNDERLYING)))
align |= Image.UNDERLYING;
if ("true".equalsIgnoreCase(attributes
.getProperty(ElementTags.TEXTWRAP)))
align |= Image.TEXTWRAP;
image.setAlignment(align);
value = attributes.getProperty(ElementTags.ALT);
if (value != null) {
image.setAlt(value);
}
String x = attributes.getProperty(ElementTags.ABSOLUTEX);
String y = attributes.getProperty(ElementTags.ABSOLUTEY);
if ((x != null) && (y != null)) {
image.setAbsolutePosition(Float.parseFloat(x + "f"), Float
.parseFloat(y + "f"));
}
value = attributes.getProperty(ElementTags.PLAINWIDTH);
if (value != null) {
image.scaleAbsoluteWidth(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.PLAINHEIGHT);
if (value != null) {
image.scaleAbsoluteHeight(Float.parseFloat(value + "f"));
}
value = attributes.getProperty(ElementTags.ROTATION);
if (value != null) {
image.setRotation(Float.parseFloat(value + "f"));
}
return image;
}
/**
* Creates an Annotation object based on a list of properties.
* @param attributes The properties to base the Annotation on
* @return an Annotation
*/
public static Annotation getAnnotation(Properties attributes) {
float llx = 0, lly = 0, urx = 0, ury = 0;
String value;
value = attributes.getProperty(ElementTags.LLX);
if (value != null) {
llx = Float.parseFloat(value + "f");
}
value = attributes.getProperty(ElementTags.LLY);
if (value != null) {
lly = Float.parseFloat(value + "f");
}
value = attributes.getProperty(ElementTags.URX);
if (value != null) {
urx = Float.parseFloat(value + "f");
}
value = attributes.getProperty(ElementTags.URY);
if (value != null) {
ury = Float.parseFloat(value + "f");
}
String title = attributes.getProperty(ElementTags.TITLE);
String text = attributes.getProperty(ElementTags.CONTENT);
if (title != null || text != null) {
return new Annotation(title, text, llx, lly, urx, ury);
}
value = attributes.getProperty(ElementTags.URL);
if (value != null) {
return new Annotation(llx, lly, urx, ury, value);
}
value = attributes.getProperty(ElementTags.NAMED);
if (value != null) {
return new Annotation(llx, lly, urx, ury, Integer.parseInt(value));
}
String file = attributes.getProperty(ElementTags.FILE);
String destination = attributes.getProperty(ElementTags.DESTINATION);
String page = (String) attributes.remove(ElementTags.PAGE);
if (file != null) {
if (destination != null) {
return new Annotation(llx, lly, urx, ury, file, destination);
}
if (page != null) {
return new Annotation(llx, lly, urx, ury, file, Integer
.parseInt(page));
}
}
return new Annotation("", "", llx, lly, urx, ury);
}
}
