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/*
* 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 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.FontProvider;
import com.lowagie.text.ListItem;
import com.lowagie.text.Paragraph;
import com.lowagie.text.html.HtmlTags;
import com.lowagie.text.html.Markup;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.HyphenationAuto;
import com.lowagie.text.pdf.HyphenationEvent;
import java.awt.Color;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import java.util.StringTokenizer;
/**
*
* @author psoares
*/
public class FactoryProperties {
/**
* @since iText 5.0 This used to be a FontFactoryImp
*/
private FontProvider 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", 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(final Map h, final ChainedProperties cprops) {
final String style = 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, 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 FontProvider getFontImp() {
return fontImp;
}
public void setFontImp(FontProvider 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");
}
}
