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/*
* $Id: RtfFont.java 2996 2007-11-20 22:40:36Z hallm $
* $Name$
*
* Copyright 2001, 2002, 2003, 2004 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:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text.rtf.style;
import java.awt.Color;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import com.lowagie.text.Font;
import com.lowagie.text.rtf.RtfExtendedElement;
import com.lowagie.text.rtf.document.RtfDocument;
/**
* The RtfFont class stores one font for an rtf document. It extends Font,
* so can be set as a font, to allow adding of fonts with arbitrary names.
* BaseFont fontname handling contributed by Craig Fleming. Various fixes
* Renaud Michel, Werner Daehn.
*
* Version: $Id: RtfFont.java 2996 2007-11-20 22:40:36Z hallm $
* @author Mark Hall ([email protected])
* @author Craig Fleming ([email protected])
* @author Renaud Michel ([email protected])
* @author Werner Daehn ([email protected])
* @author Lidong Liu ([email protected])
* @author Thomas Bickel ([email protected])
*/
public class RtfFont extends Font implements RtfExtendedElement {
/**
* Constant for the font family to use ("froman")
*/
private static final byte[] FONT_FAMILY = "\\froman".getBytes();
/**
* Constant for the charset
*/
private static final byte[] FONT_CHARSET = "\\fcharset".getBytes();
/**
* Constant for the font size
*/
public static final byte[] FONT_SIZE = "\\fs".getBytes();
/**
* Constant for the bold flag
*/
private static final byte[] FONT_BOLD = "\\b".getBytes();
/**
* Constant for the italic flag
*/
private static final byte[] FONT_ITALIC = "\\i".getBytes();
/**
* Constant for the underline flag
*/
private static final byte[] FONT_UNDERLINE = "\\ul".getBytes();
/**
* Constant for the strikethrough flag
*/
private static final byte[] FONT_STRIKETHROUGH = "\\strike".getBytes();
/**
* Constant for the double strikethrough flag
*/
private static final byte[] FONT_DOUBLE_STRIKETHROUGH = "\\striked".getBytes();
/**
* Constant for the shadow flag
*/
private static final byte[] FONT_SHADOW = "\\shad".getBytes();
/**
* Constant for the outline flag
*/
private static final byte[] FONT_OUTLINE = "\\outl".getBytes();
/**
* Constant for the embossed flag
*/
private static final byte[] FONT_EMBOSSED = "\\embo".getBytes();
/**
* Constant for the engraved flag
*/
private static final byte[] FONT_ENGRAVED = "\\impr".getBytes();
/**
* Constant for hidden text flag
*/
private static final byte[] FONT_HIDDEN = "\\v".getBytes();
/**
* Constant for a plain font
*/
public static final int STYLE_NONE = 0;
/**
* Constant for a bold font
*/
public static final int STYLE_BOLD = 1;
/**
* Constant for an italic font
*/
public static final int STYLE_ITALIC = 2;
/**
* Constant for an underlined font
*/
public static final int STYLE_UNDERLINE = 4;
/**
* Constant for a strikethrough font
*/
public static final int STYLE_STRIKETHROUGH = 8;
/**
* Constant for a double strikethrough font
*/
public static final int STYLE_DOUBLE_STRIKETHROUGH = 16;
/**
* Constant for a shadowed font
*/
public static final int STYLE_SHADOW = 32;
/**
* Constant for an outlined font
*/
public static final int STYLE_OUTLINE = 64;
/**
* Constant for an embossed font
*/
public static final int STYLE_EMBOSSED = 128;
/**
* Constant for an engraved font
*/
public static final int STYLE_ENGRAVED = 256;
/**
* Constant for a font that hides the actual text.
*/
public static final int STYLE_HIDDEN = 512;
/**
* The font name. Defaults to "Times New Roman"
*/
private String fontName = "Times New Roman";
/**
* The font size. Defaults to 10
*/
private int fontSize = 10;
/**
* The font style. Defaults to STYLE_NONE
*/
private int fontStyle = STYLE_NONE;
/**
* The number of this font
*/
private int fontNumber = 0;
/**
* The colour of this font
*/
private RtfColor color = null;
/**
* The character set to use for this font
*/
private int charset = 0;
/**
* The RtfDocument this RtfFont belongs to.
*/
protected RtfDocument document = null;
/**
* Constructs a RtfFont with the given font name and all other properties
* at their default values.
*
* @param fontName The font name to use
*/
public RtfFont(String fontName) {
super(Font.UNDEFINED, Font.UNDEFINED, Font.UNDEFINED, null);
this.fontName = fontName;
}
/**
* Constructs a RtfFont with the given font name and font size and all other
* properties at their default values.
*
* @param fontName The font name to use
* @param size The font size to use
*/
public RtfFont(String fontName, float size) {
super(Font.UNDEFINED, size, Font.UNDEFINED, null);
this.fontName = fontName;
}
/**
* Constructs a RtfFont with the given font name, font size and font style and the
* default color.
*
* @param fontName The font name to use
* @param size The font size to use
* @param style The font style to use
*/
public RtfFont(String fontName, float size, int style) {
super(Font.UNDEFINED, size, style, null);
this.fontName = fontName;
}
/**
* Constructs a RtfFont with the given font name, font size, font style and
* color.
*
* @param fontName The font name to use
* @param size the font size to use
* @param style The font style to use
* @param color The font color to use
*/
public RtfFont(String fontName, float size, int style, Color color) {
super(Font.UNDEFINED, size, style, color);
this.fontName = fontName;
}
/**
* Constructs a RtfFont with the given font name, font size, font style, colour
* and charset. This can be used when generating non latin-1 text.
*
* @param fontName The font name to use
* @param size the font size to use
* @param style The font style to use
* @param color The font color to use
* @param charset The charset of the font content
*/
public RtfFont(String fontName, float size, int style, Color color, int charset) {
this(fontName, size, style, color);
this.charset = charset;
}
/**
* Special constructor for the default font
*
* @param doc The RtfDocument this font appears in
* @param fontNumber The id of this font
*/
protected RtfFont(RtfDocument doc, int fontNumber) {
this.document = doc;
this.fontNumber = fontNumber;
color = new RtfColor(doc, 0, 0, 0);
}
/**
* Constructs a RtfFont from a com.lowagie.text.Font
* @param doc The RtfDocument this font appears in
* @param font The Font to use as a base
*/
public RtfFont(RtfDocument doc, Font font) {
this.document = doc;
if(font != null) {
if(font instanceof RtfFont) {
this.fontName = ((RtfFont) font).getFontName();
this.charset = ((RtfFont) font).getCharset();
} else {
setToDefaultFamily(font.getFamilyname());
}
if(font.getBaseFont() != null) {
String[][] fontNames = font.getBaseFont().getFullFontName();
for(int i = 0; i < fontNames.length; i++) {
if(fontNames[i][2].equals("0")) {
this.fontName = fontNames[i][3];
break;
} else if(fontNames[i][2].equals("1033") || fontNames[i][2].equals("")) {
this.fontName = fontNames[i][3];
}
}
}
setSize(font.getSize());
setStyle(font.getStyle());
setColor(font.getColor());
}
if(this.fontName.equalsIgnoreCase("unknown")) {
return;
}
if(document != null) {
setRtfDocument(document);
}
}
/**
* Writes the font definition
*
* @return A byte array with the font definition
* @deprecated As of iText 2.0.6 or earlier, replaced by
* {@link #writeDefinition(OutputStream)}, scheduled for removal at or after 2.1.0
*/
public byte[] writeDefinition() {
ByteArrayOutputStream result = new ByteArrayOutputStream();
try {
writeDefinition(result);
} catch(IOException ioe) {
ioe.printStackTrace();
}
return result.toByteArray();
}
/**
* Writes the font definition
*/
public void writeDefinition(final OutputStream result) throws IOException
{
result.write(FONT_FAMILY);
result.write(FONT_CHARSET);
result.write(intToByteArray(charset));
result.write(DELIMITER);
//.result.write(document.filterSpecialChar(fontName, true, false).getBytes());
document.filterSpecialChar(result, fontName, true, false);
}
/**
* Writes the font beginning
*
* @return A byte array with the font start data
*/
public byte[] writeBegin() {
ByteArrayOutputStream result = new ByteArrayOutputStream();
try {
if(this.fontNumber != Font.UNDEFINED) {
result.write(RtfFontList.FONT_NUMBER);
result.write(intToByteArray(fontNumber));
}
if(this.fontSize != Font.UNDEFINED) {
result.write(FONT_SIZE);
result.write(intToByteArray(fontSize * 2));
}
if(this.fontStyle != UNDEFINED) {
if((fontStyle & STYLE_BOLD) == STYLE_BOLD) {
result.write(FONT_BOLD);
}
if((fontStyle & STYLE_ITALIC) == STYLE_ITALIC) {
result.write(FONT_ITALIC);
}
if((fontStyle & STYLE_UNDERLINE) == STYLE_UNDERLINE) {
result.write(FONT_UNDERLINE);
}
if((fontStyle & STYLE_STRIKETHROUGH) == STYLE_STRIKETHROUGH) {
result.write(FONT_STRIKETHROUGH);
}
if((fontStyle & STYLE_HIDDEN) == STYLE_HIDDEN) {
result.write(FONT_HIDDEN);
}
if((fontStyle & STYLE_DOUBLE_STRIKETHROUGH) == STYLE_DOUBLE_STRIKETHROUGH) {
result.write(FONT_DOUBLE_STRIKETHROUGH);
result.write(intToByteArray(1));
}
if((fontStyle & STYLE_SHADOW) == STYLE_SHADOW) {
result.write(FONT_SHADOW);
}
if((fontStyle & STYLE_OUTLINE) == STYLE_OUTLINE) {
result.write(FONT_OUTLINE);
}
if((fontStyle & STYLE_EMBOSSED) == STYLE_EMBOSSED) {
result.write(FONT_EMBOSSED);
}
if((fontStyle & STYLE_ENGRAVED) == STYLE_ENGRAVED) {
result.write(FONT_ENGRAVED);
}
}
if(color != null) {
result.write(color.writeBegin());
}
} catch(IOException ioe) {
ioe.printStackTrace();
}
return result.toByteArray();
}
/**
* Write the font end
*
* @return A byte array with the end of font data
*/
public byte[] writeEnd() {
ByteArrayOutputStream result = new ByteArrayOutputStream();
try {
if(this.fontStyle != UNDEFINED) {
if((fontStyle & STYLE_BOLD) == STYLE_BOLD) {
result.write(FONT_BOLD);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_ITALIC) == STYLE_ITALIC) {
result.write(FONT_ITALIC);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_UNDERLINE) == STYLE_UNDERLINE) {
result.write(FONT_UNDERLINE);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_STRIKETHROUGH) == STYLE_STRIKETHROUGH) {
result.write(FONT_STRIKETHROUGH);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_HIDDEN) == STYLE_HIDDEN) {
result.write(FONT_HIDDEN);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_DOUBLE_STRIKETHROUGH) == STYLE_DOUBLE_STRIKETHROUGH) {
result.write(FONT_DOUBLE_STRIKETHROUGH);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_SHADOW) == STYLE_SHADOW) {
result.write(FONT_SHADOW);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_OUTLINE) == STYLE_OUTLINE) {
result.write(FONT_OUTLINE);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_EMBOSSED) == STYLE_EMBOSSED) {
result.write(FONT_EMBOSSED);
result.write(intToByteArray(0));
}
if((fontStyle & STYLE_ENGRAVED) == STYLE_ENGRAVED) {
result.write(FONT_ENGRAVED);
result.write(intToByteArray(0));
}
}
} catch(IOException ioe) {
ioe.printStackTrace();
}
return result.toByteArray();
}
/**
* Unused
* @return an empty byte array
* @deprecated As of iText 2.0.6 or earlier, replaced by
* {@link #writeContent(OutputStream)}, scheduled for removal at or after 2.1.0
*/
public byte[] write() {
return new byte[0];
}
/**
* unused
*/
public void writeContent(OutputStream out) throws IOException
{
}
/**
* Tests for equality of RtfFonts. RtfFonts are equal if their fontName,
* fontSize, fontStyle and fontSuperSubscript are equal
*
* @param obj The RtfFont to compare with this RtfFont
* @return True if the RtfFonts are equal, false otherwise
*/
public boolean equals(Object obj) {
if(!(obj instanceof RtfFont)) {
return false;
}
RtfFont font = (RtfFont) obj;
boolean result = true;
result = result & this.fontName.equals(font.getFontName());
return result;
}
/**
* Returns the hash code of this RtfFont. The hash code is the hash code of the
* string containing the font name + font size + "-" + the font style + "-" + the
* font super/supscript value.
*
* @return The hash code of this RtfFont
*/
public int hashCode() {
return (this.fontName + this.fontSize + "-" + this.fontStyle).hashCode();
}
/**
* Gets the font name of this RtfFont
*
* @return The font name
*/
public String getFontName() {
return this.fontName;
}
/**
* Sets the font name of this RtfFont.
*
* @param fontName The font name to use
*/
protected void setFontName(String fontName) {
this.fontName = fontName;
if(document != null) {
this.fontNumber = document.getDocumentHeader().getFontNumber(this);
}
}
/**
* @see com.lowagie.text.Font#getFamilyname()
*/
public String getFamilyname() {
return this.fontName;
}
/**
* @see com.lowagie.text.Font#setFamily(String)
*/
public void setFamily(String family){
super.setFamily(family);
setToDefaultFamily(family);
}
/**
* Sets the correct font name from the family name.
*
* @param familyname The family name to set the name to.
*/
private void setToDefaultFamily(String familyname){
switch (Font.getFamilyIndex(familyname)) {
case Font.COURIER:
this.fontName = "Courier";
break;
case Font.HELVETICA:
this.fontName = "Arial";
break;
case Font.SYMBOL:
this.fontName = "Symbol";
this.charset = 2;
break;
case Font.TIMES_ROMAN:
this.fontName = "Times New Roman";
break;
case Font.ZAPFDINGBATS:
this.fontName = "Windings";
break;
default:
this.fontName = familyname;
}
}
/**
* Gets the font size of this RtfFont
*
* @return The font size
*/
public int getFontSize() {
return this.fontSize;
}
/**
* @see com.lowagie.text.Font#setSize(float)
*/
public void setSize(float size){
super.setSize(size);
this.fontSize = (int) getSize();
}
/**
* Gets the font style of this RtfFont
*
* @return The font style
*/
public int getFontStyle() {
return this.fontStyle;
}
/**
* @see com.lowagie.text.Font#setStyle(int)
*/
public void setStyle(int style){
super.setStyle(style);
this.fontStyle = getStyle();
}
/**
* @see com.lowagie.text.Font#setStyle(String)
*/
public void setStyle(String style) {
super.setStyle(style);
fontStyle = getStyle();
}
/**
* Gets the charset used for constructing this RtfFont.
*
* @return The charset of this RtfFont.
*/
public int getCharset() {
return charset;
}
/**
* Sets the charset used for constructing this RtfFont.
*
* @param charset The charset to use.
*/
public void setCharset(int charset) {
this.charset = charset;
}
/**
* Gets the font number of this RtfFont
*
* @return The font number
*/
public int getFontNumber() {
return fontNumber;
}
/**
* Sets the RtfDocument this RtfFont belongs to
*
* @param doc The RtfDocument to use
*/
public void setRtfDocument(RtfDocument doc) {
this.document = doc;
if(document != null) {
this.fontNumber = document.getDocumentHeader().getFontNumber(this);
}
if(this.color != null) {
this.color.setRtfDocument(this.document);
}
}
/**
* Unused
* @param inTable
*/
public void setInTable(boolean inTable) {
}
/**
* Unused
* @param inHeader
*/
public void setInHeader(boolean inHeader) {
}
/**
* @see com.lowagie.text.Font#setColor(Color)
*/
public void setColor(Color color) {
super.setColor(color);
if(color != null) {
this.color = new RtfColor(document, color);
} else {
this.color = null;
}
}
/**
* @see com.lowagie.text.Font#setColor(int, int, int)
*/
public void setColor(int red, int green, int blue) {
super.setColor(red,green,blue);
this.color = new RtfColor(document, red, green, blue);
}
/**
* Transforms an integer into its String representation and then returns the bytes
* of that string.
*
* @param i The integer to convert
* @return A byte array representing the integer
*/
protected byte[] intToByteArray(int i) {
return Integer.toString(i).getBytes();
}
/**
* Replaces the attributes that are equal to null with
* the attributes of a given font.
*
* @param font The surrounding font
* @return A RtfFont
*/
public Font difference(Font font) {
String dFamilyname = font.getFamilyname();
if(dFamilyname == null || dFamilyname.trim().equals("") || dFamilyname.trim().equalsIgnoreCase("unknown")) {
dFamilyname = this.fontName;
}
float dSize = font.getSize();
if(dSize == Font.UNDEFINED) {
dSize = this.getSize();
}
int dStyle = Font.UNDEFINED;
if(this.getStyle() != Font.UNDEFINED && font.getStyle() != Font.UNDEFINED) {
dStyle = this.getStyle() | font.getStyle();
} else if(this.getStyle() != Font.UNDEFINED) {
dStyle = this.getStyle();
} else if(font.getStyle() != Font.UNDEFINED) {
dStyle = font.getStyle();
}
Color dColor = font.getColor();
if(dColor == null) {
dColor = this.getColor();
}
int dCharset = this.charset;
if(font instanceof RtfFont) {
dCharset = ((RtfFont) font).getCharset();
}
return new RtfFont(dFamilyname, dSize, dStyle, dColor, dCharset);
}
}
