com.lowagie.text.html.simpleparser.FactoryProperties Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of itext2 Show documentation
Show all versions of itext2 Show documentation
Itext is a java library to create and manipulate PDFs.
This is a fork of version 2.1.7 the last MPL/LGPL version.
It's focused basically on mantain compatibility with newer bouncycastle releases and small bugfixes.
/*
* Copyright 2004 Paulo Soares
*
* 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:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text.html.simpleparser;
import java.awt.Color;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Properties;
import java.util.StringTokenizer;
import com.lowagie.text.Chunk;
import com.lowagie.text.Element;
import com.lowagie.text.ElementTags;
import com.lowagie.text.Font;
import com.lowagie.text.FontFactory;
import com.lowagie.text.FontFactoryImp;
import com.lowagie.text.ListItem;
import com.lowagie.text.Paragraph;
import com.lowagie.text.html.Markup;
import com.lowagie.text.html.HtmlTags;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.HyphenationAuto;
import com.lowagie.text.pdf.HyphenationEvent;
/**
*
* @author psoares
*/
public class FactoryProperties {
private FontFactoryImp fontImp = FontFactory.getFontImp();
/** Creates a new instance of FactoryProperties */
public FactoryProperties() {
}
public Chunk createChunk(String text, ChainedProperties props) {
Font font = getFont(props);
float size = font.getSize();
size /= 2;
Chunk ck = new Chunk(text, font);
if (props.hasProperty("sub"))
ck.setTextRise(-size);
else if (props.hasProperty("sup"))
ck.setTextRise(size);
ck.setHyphenation(getHyphenation(props));
return ck;
}
private static void setParagraphLeading(Paragraph p, String leading) {
if (leading == null) {
p.setLeading(0, 1.5f);
return;
}
try {
StringTokenizer tk = new StringTokenizer(leading, " ,");
String v = tk.nextToken();
float v1 = Float.parseFloat(v);
if (!tk.hasMoreTokens()) {
p.setLeading(v1, 0);
return;
}
v = tk.nextToken();
float v2 = Float.parseFloat(v);
p.setLeading(v1, v2);
} catch (Exception e) {
p.setLeading(0, 1.5f);
}
}
public static void createParagraph(Paragraph p, ChainedProperties props) {
String value = props.getProperty("align");
if (value != null) {
if (value.equalsIgnoreCase("center"))
p.setAlignment(Element.ALIGN_CENTER);
else if (value.equalsIgnoreCase("right"))
p.setAlignment(Element.ALIGN_RIGHT);
else if (value.equalsIgnoreCase("justify"))
p.setAlignment(Element.ALIGN_JUSTIFIED);
}
p.setHyphenation(getHyphenation(props));
setParagraphLeading(p, props.getProperty("leading"));
value = props.getProperty("before");
if (value != null) {
try {
p.setSpacingBefore(Float.parseFloat(value));
} catch (Exception e) {
}
}
value = props.getProperty("after");
if (value != null) {
try {
p.setSpacingAfter(Float.parseFloat(value));
} catch (Exception e) {
}
}
value = props.getProperty("extraparaspace");
if (value != null) {
try {
p.setExtraParagraphSpace(Float.parseFloat(value));
} catch (Exception e) {
}
}
}
public static Paragraph createParagraph(ChainedProperties props) {
Paragraph p = new Paragraph();
createParagraph(p, props);
return p;
}
public static ListItem createListItem(ChainedProperties props) {
ListItem p = new ListItem();
createParagraph(p, props);
return p;
}
public Font getFont(ChainedProperties props) {
String face = props.getProperty(ElementTags.FACE);
if (face != null) {
StringTokenizer tok = new StringTokenizer(face, ",");
while (tok.hasMoreTokens()) {
face = tok.nextToken().trim();
if (face.startsWith("\""))
face = face.substring(1);
if (face.endsWith("\""))
face = face.substring(0, face.length() - 1);
if (fontImp.isRegistered(face))
break;
}
}
int style = 0;
if (props.hasProperty(HtmlTags.I))
style |= Font.ITALIC;
if (props.hasProperty(HtmlTags.B))
style |= Font.BOLD;
if (props.hasProperty(HtmlTags.U))
style |= Font.UNDERLINE;
if (props.hasProperty(HtmlTags.S))
style |= Font.STRIKETHRU;
String value = props.getProperty(ElementTags.SIZE);
float size = 12;
if (value != null)
size = Float.parseFloat(value);
Color color = Markup.decodeColor(props.getProperty("color"));
String encoding = props.getProperty("encoding");
if (encoding == null)
encoding = BaseFont.WINANSI;
return fontImp.getFont(face, encoding, true, size, style, color);
}
/**
* Gets a HyphenationEvent based on the hyphenation entry in ChainedProperties.
* @param props ChainedProperties
* @return a HyphenationEvent
* @since 2.1.2
*/
public static HyphenationEvent getHyphenation(ChainedProperties props) {
return getHyphenation(props.getProperty("hyphenation"));
}
/**
* Gets a HyphenationEvent based on the hyphenation entry in a HashMap.
* @param props a HashMap with properties
* @return a HyphenationEvent
* @since 2.1.2
*/
public static HyphenationEvent getHyphenation(HashMap props) {
return getHyphenation((String) props.get("hyphenation"));
}
/**
* Gets a HyphenationEvent based on a String.
* For instance "en_UK,3,2" returns new HyphenationAuto("en", "UK", 3, 2);
* @param s a String, for instance "en_UK,2,2"
* @return a HyphenationEvent
* @since 2.1.2
*/
public static HyphenationEvent getHyphenation(String s) {
if (s == null || s.length() == 0) {
return null;
}
String lang = s;
String country = null;
int leftMin = 2;
int rightMin = 2;
int pos = s.indexOf('_');
if (pos == -1) {
return new HyphenationAuto(lang, country, leftMin, rightMin);
}
lang = s.substring(0, pos);
country = s.substring(pos + 1);
pos = country.indexOf(',');
if (pos == -1) {
return new HyphenationAuto(lang, country, leftMin, rightMin);
}
s = country.substring(pos + 1);
country = country.substring(0, pos);
pos = s.indexOf(',');
if (pos == -1) {
leftMin = Integer.parseInt(s);
} else {
leftMin = Integer.parseInt(s.substring(0, pos));
rightMin = Integer.parseInt(s.substring(pos + 1));
}
return new HyphenationAuto(lang, country, leftMin, rightMin);
}
/**
* This method isn't used by iText, but you can use it to analyze
* the value of a style attribute inside a HashMap.
* The different elements of the style attribute are added to the
* HashMap as key-value pairs.
* @param h a HashMap that should have at least a key named
* style. After this method is invoked, more keys could be added.
*/
public static void insertStyle(HashMap h) {
String style = (String) h.get("style");
if (style == null)
return;
Properties prop = Markup.parseAttributes(style);
for (Iterator it = prop.keySet().iterator(); it.hasNext();) {
String key = (String) it.next();
if (key.equals(Markup.CSS_KEY_FONTFAMILY)) {
h.put("face", prop.getProperty(key));
} else if (key.equals(Markup.CSS_KEY_FONTSIZE)) {
h.put("size", Float.toString(Markup.parseLength(prop
.getProperty(key)))
+ "pt");
} else if (key.equals(Markup.CSS_KEY_FONTSTYLE)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals("italic") || ss.equals("oblique"))
h.put("i", null);
} else if (key.equals(Markup.CSS_KEY_FONTWEIGHT)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals("bold") || ss.equals("700") || ss.equals("800")
|| ss.equals("900"))
h.put("b", null);
} else if (key.equals(Markup.CSS_KEY_TEXTDECORATION)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals(Markup.CSS_VALUE_UNDERLINE))
h.put("u", null);
} else if (key.equals(Markup.CSS_KEY_COLOR)) {
Color c = Markup.decodeColor(prop.getProperty(key));
if (c != null) {
int hh = c.getRGB();
String hs = Integer.toHexString(hh);
hs = "000000" + hs;
hs = "#" + hs.substring(hs.length() - 6);
h.put("color", hs);
}
} else if (key.equals(Markup.CSS_KEY_LINEHEIGHT)) {
String ss = prop.getProperty(key).trim();
float v = Markup.parseLength(prop.getProperty(key));
if (ss.endsWith("%")) {
h.put("leading", "0," + (v / 100));
} else if ("normal".equalsIgnoreCase(ss)) {
h.put("leading", "0,1.5");
}
else {
h.put("leading", v + ",0");
}
} else if (key.equals(Markup.CSS_KEY_TEXTALIGN)) {
String ss = prop.getProperty(key).trim().toLowerCase();
h.put("align", ss);
}
}
}
/**
* New method contributed by Lubos Strapko
* @param h
* @param cprops
* @since 2.1.3
*/
public static void insertStyle(HashMap h, ChainedProperties cprops) {
String style = (String) h.get("style");
if (style == null)
return;
Properties prop = Markup.parseAttributes(style);
for (Iterator it = prop.keySet().iterator(); it.hasNext();) {
String key = (String) it.next();
if (key.equals(Markup.CSS_KEY_FONTFAMILY)) {
h.put(ElementTags.FACE, prop.getProperty(key));
} else if (key.equals(Markup.CSS_KEY_FONTSIZE)) {
float actualFontSize = Markup.parseLength(cprops
.getProperty(ElementTags.SIZE),
Markup.DEFAULT_FONT_SIZE);
if (actualFontSize <= 0f)
actualFontSize = Markup.DEFAULT_FONT_SIZE;
h.put(ElementTags.SIZE, Float.toString(Markup.parseLength(prop
.getProperty(key), actualFontSize))
+ "pt");
} else if (key.equals(Markup.CSS_KEY_FONTSTYLE)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals("italic") || ss.equals("oblique"))
h.put("i", null);
} else if (key.equals(Markup.CSS_KEY_FONTWEIGHT)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals("bold") || ss.equals("700") || ss.equals("800")
|| ss.equals("900"))
h.put("b", null);
} else if (key.equals(Markup.CSS_KEY_TEXTDECORATION)) {
String ss = prop.getProperty(key).trim().toLowerCase();
if (ss.equals(Markup.CSS_VALUE_UNDERLINE))
h.put("u", null);
} else if (key.equals(Markup.CSS_KEY_COLOR)) {
Color c = Markup.decodeColor(prop.getProperty(key));
if (c != null) {
int hh = c.getRGB();
String hs = Integer.toHexString(hh);
hs = "000000" + hs;
hs = "#" + hs.substring(hs.length() - 6);
h.put("color", hs);
}
} else if (key.equals(Markup.CSS_KEY_LINEHEIGHT)) {
String ss = prop.getProperty(key).trim();
float actualFontSize = Markup.parseLength(cprops
.getProperty(ElementTags.SIZE),
Markup.DEFAULT_FONT_SIZE);
if (actualFontSize <= 0f)
actualFontSize = Markup.DEFAULT_FONT_SIZE;
float v = Markup.parseLength(prop.getProperty(key),
actualFontSize);
if (ss.endsWith("%")) {
h.put("leading", "0," + (v / 100));
return;
}
if ("normal".equalsIgnoreCase(ss)) {
h.put("leading", "0,1.5");
return;
}
// Covering a case of line-height being a number
if (v != 0 && Character.isDigit(ss.charAt(ss.length() - 1))) {
h.put("leading", "0," + v);
}
else {
h.put("leading", v + ",0");
}
} else if (key.equals(Markup.CSS_KEY_TEXTALIGN)) {
String ss = prop.getProperty(key).trim().toLowerCase();
h.put("align", ss);
} else if (key.equals(Markup.CSS_KEY_PADDINGLEFT)) {
String ss = prop.getProperty(key).trim().toLowerCase();
h.put("indent", Float.toString(Markup.parseLength(ss)));
}
}
}
public FontFactoryImp getFontImp() {
return fontImp;
}
public void setFontImp(FontFactoryImp fontImp) {
this.fontImp = fontImp;
}
public static HashMap followTags = new HashMap();
static {
followTags.put("i", "i");
followTags.put("b", "b");
followTags.put("u", "u");
followTags.put("sub", "sub");
followTags.put("sup", "sup");
followTags.put("em", "i");
followTags.put("strong", "b");
followTags.put("s", "s");
followTags.put("strike", "s");
}
}