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/*
* $Id: RtfDocumentSettings.java 3580 2008-08-06 15:52:00Z howard_s $
*
* Copyright 2003, 2004, 2005 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.document;
import com.lowagie.text.DocWriter;
import com.lowagie.text.rtf.document.output.RtfDataCache;
import com.lowagie.text.rtf.style.RtfParagraphStyle;
/**
* The RtfDocumentSettings contains output specific settings. These settings modify
* how the actual document is then generated and some settings may mean that some
* RTF readers can't read the document or render it wrongly.
*
* @version $Id: RtfDocumentSettings.java 3580 2008-08-06 15:52:00Z howard_s $
* @author Mark Hall ([email protected])
* @author Thomas Bickel ([email protected])
* @author Howard Shank ([email protected])
*/
public class RtfDocumentSettings {
/**
* The RtfDocument this RtfDocumentSettings belongs to.
*/
private RtfDocument document = null;
/**
* Whether to also output the table row definition after the cell content.
*/
private boolean outputTableRowDefinitionAfter = true;
/**
* Whether to output the line breaks that make the rtf document source more readable.
*/
private boolean outputDebugLineBreaks = false;
/**
* Whether to always generate soft linebreaks for \n in Chunks.
*/
private boolean alwaysGenerateSoftLinebreaks = false;
/**
* Whether to always translate characters past 'z' into unicode representations.
*/
private boolean alwaysUseUnicode = true;
/**
* How to cache the document during generation. Defaults to RtfDataCache.CACHE_MEMORY;
*/
private int dataCacheStyle = RtfDataCache.CACHE_MEMORY;
/**
* Whether to write image scaling information. This is required for Word 2000, 97 and Word for Mac
*/
private boolean writeImageScalingInformation = false;
/**
* Whether images should be written in order to mimick the PDF output.
*/
private boolean imagePDFConformance = true;
/**
* Document protection level.
* Author: Howard Shank ([email protected])
* @since 2.1.1
*/
private int protectionLevel = RtfProtection.LEVEL_NONE;
/**
* Document protection level password hash.
* Author: Howard Shank ([email protected])
* @since 2.1.1
*/
private String protectionHash = null;
/**
* Document read password hash.
* Author: Howard Shank ([email protected])
* @since 2.1.1
*/
private String writereservhash = null; //\*\writereservhash - not implemented
/**
* Document recommended to be opened in read only mode.
* Author: Howard Shank ([email protected])
* @since 2.1.1
*/
private boolean readOnlyRecommended = false;
/**
* Images are written as binary data and not hex encoded.
* Author: Mark Hall ([email protected])
* @since 2.1.1
*/
private boolean imageWrittenAsBinary = true;
/**
* Constructs a new RtfDocumentSettings object.
*
* @param document The RtfDocument this RtfDocumentSettings belong to.
*/
public RtfDocumentSettings(RtfDocument document) {
this.document = document;
}
/**
* Gets whether to output the line breaks for increased rtf document readability.
*
* @return Whether to output line breaks.
*/
public boolean isOutputDebugLineBreaks() {
return outputDebugLineBreaks;
}
/**
* Sets whether to output the line breaks for increased rtf document readability.
* Some line breaks may be added where the rtf specification demands it.
*
* @param outputDebugLineBreaks The outputDebugLineBreaks to set.
*/
public void setOutputDebugLineBreaks(boolean outputDebugLineBreaks) {
this.outputDebugLineBreaks = outputDebugLineBreaks;
}
/**
* Gets whether the table row definition should also be written after the cell content.
*
* @return Returns the outputTableRowDefinitionAfter.
*/
public boolean isOutputTableRowDefinitionAfter() {
return outputTableRowDefinitionAfter;
}
/**
* Sets whether the table row definition should also be written after the cell content.
* This is recommended to be set to true if you need Word2000 compatiblity and
* false if the document should be opened in OpenOffice.org Writer.
*
* @param outputTableRowDefinitionAfter The outputTableRowDefinitionAfter to set.
*/
public void setOutputTableRowDefinitionAfter(
boolean outputTableRowDefinitionAfter) {
this.outputTableRowDefinitionAfter = outputTableRowDefinitionAfter;
}
/**
* Gets whether all linebreaks inside Chunks are generated as soft linebreaks.
*
* @return True if soft linebreaks are generated, false for hard linebreaks.
*/
public boolean isAlwaysGenerateSoftLinebreaks() {
return this.alwaysGenerateSoftLinebreaks;
}
/**
* Sets whether to always generate soft linebreaks.
*
* @param alwaysGenerateSoftLinebreaks Whether to always generate soft linebreaks.
*/
public void setAlwaysGenerateSoftLinebreaks(boolean alwaysGenerateSoftLinebreaks) {
this.alwaysGenerateSoftLinebreaks = alwaysGenerateSoftLinebreaks;
}
/**
* Gets whether all characters bigger than 'z' are represented as unicode.
*
* @return True if unicode representation is used, false otherwise.
*/
public boolean isAlwaysUseUnicode() {
return this.alwaysUseUnicode;
}
/**
* Sets whether to represent all characters bigger than 'z' as unicode.
*
* @param alwaysUseUnicode True to use unicode representation, false otherwise.
*/
public void setAlwaysUseUnicode(boolean alwaysUseUnicode) {
this.alwaysUseUnicode = alwaysUseUnicode;
}
/**
* Registers the RtfParagraphStyle for further use in the document. This does not need to be
* done for the default styles in the RtfParagraphStyle object. Those are added automatically.
*
* @param rtfParagraphStyle The RtfParagraphStyle to register.
*/
public void registerParagraphStyle(RtfParagraphStyle rtfParagraphStyle) {
this.document.getDocumentHeader().registerParagraphStyle(rtfParagraphStyle);
}
/**
* Sets the data cache style. This controls where the document is cached during
* generation. Two cache styles are supported:
*
*
RtfDataCache.CACHE_MEMORY: The document is cached in memory. This is fast,
* but places a limit on how big the document can get before causing
* OutOfMemoryExceptions.
*
RtfDataCache.CACHE_DISK: The document is cached on disk. This is slower
* than the CACHE_MEMORY setting, but the document size is now only constrained
* by the amount of free disk space.
*
*
* @param dataCacheStyle The data cache style to set. Valid constants can be found
* in RtfDataCache.
* @see com.lowagie.text.rtf.document.output.RtfDataCache
*/
public void setDataCacheStyle(int dataCacheStyle) {
switch(dataCacheStyle) {
case RtfDataCache.CACHE_MEMORY_EFFICIENT:
this.dataCacheStyle = RtfDataCache.CACHE_MEMORY_EFFICIENT;
break;
case RtfDataCache.CACHE_DISK:
this.dataCacheStyle = RtfDataCache.CACHE_DISK;
break;
default:
case RtfDataCache.CACHE_MEMORY:
this.dataCacheStyle = RtfDataCache.CACHE_MEMORY;
break;
}
}
/**
* Gets the current data cache style.
*
* @return The current data cache style.
*/
public int getDataCacheStyle() {
return this.dataCacheStyle;
}
/**
* Gets the current setting on image PDF conformance.
*
* @return The current image PDF conformance.
*/
public boolean isImagePDFConformance() {
return this.imagePDFConformance;
}
/**
* Sets the image PDF conformance setting. By default images will be added
* as if they were displayed with 72dpi. Set this to false
* if images should be generated with the Word default DPI setting.
*
* @param imagePDFConformance True if PDF equivalence is desired, false
* for the default Word display.
*/
public void setImagePDFConformance(boolean imagePDFConformance) {
this.imagePDFConformance = imagePDFConformance;
}
/**
* Gets whether to write scaling information for images.
*
* @return Whether to write scaling information for images.
*/
public boolean isWriteImageScalingInformation() {
return this.writeImageScalingInformation;
}
/**
* Sets whether image scaling information should be written. This needs to be set to true
* MS Word 2000, MS Word 97 and Word for Mac.
*
* @param writeImageScalingInformation Whether to write image scaling information.
*/
public void setWriteImageScalingInformation(boolean writeImageScalingInformation) {
this.writeImageScalingInformation = writeImageScalingInformation;
}
/**
* Set the options required for RTF documents to display correctly in MS Word 2000
* and MS Word 97.
* Sets outputTableRowDefinitionAfter = true and writeImageScalingInformation = true.
*/
public void setOptionsForMSWord2000And97() {
this.setOutputTableRowDefinitionAfter(true);
this.setWriteImageScalingInformation(true);
}
/**
* Set the options required for RTF documents to display correctly in MS Word for Mac.
* Sets writeImageScalingInformation = true.
*/
public void setOptionsForMSWordForMac() {
this.setWriteImageScalingInformation(true);
}
/**
* Set the options required for RTF documents to display correctly in MS Word XP (2002).
* Sets writeImageScalingInformation = false.
*/
public void setOptionsForMSWordXP() {
this.setWriteImageScalingInformation(false);
}
/**
* Set the options required for RTF documents to display correctly in OpenOffice.Org
* Writer.
* Sets outputTableRowDefinitionAfter = false.
*/
public void setOptionsForOpenOfficeOrg() {
this.setOutputTableRowDefinitionAfter(false);
}
/**
* Author: Howard Shank ([email protected])
* @param level Document protecton level
* @param pwd Document password - clear text
* @since 2.1.1
*/
public boolean setProtection(int level, String pwd) {
boolean result = false;
if(this.protectionHash == null) {
if(!setProtectionLevel(level)) {
result = false;
}
else
{
protectionHash = RtfProtection.generateHash(pwd);
result = true;
}
}
else {
if(this.protectionHash.equals(RtfProtection.generateHash(pwd))) {
if(!setProtectionLevel(level)) {
result = false;
}
else
{
protectionHash = RtfProtection.generateHash(pwd);
result = true;
}
}
}
return result;
}
/**
* Author: Howard Shank ([email protected])
* @param pwd Document password - clear text
* @return true if document unprotected, false if protection is not removed.
* @since 2.1.1
*/
public boolean unprotectDocument(String pwd) {
boolean result = false;
if (this.protectionHash.equals(RtfProtection.generateHash(pwd))) {
this.protectionLevel = RtfProtection.LEVEL_NONE;
this.protectionHash = null;
result = true;
}
return result;
}
/**
* Author: Howard Shank ([email protected])
* @param level Document protection level
* @since 2.1.1
*/
public boolean setProtectionLevel(int level) {
boolean result = false;
switch(level) {
case RtfProtection.LEVEL_NONE:
if(this.protectionHash == null) {
break;
}
case RtfProtection.LEVEL_ANNOTPROT:
case RtfProtection.LEVEL_FORMPROT:
case RtfProtection.LEVEL_REVPROT:
case RtfProtection.LEVEL_READPROT:
this.protectionLevel = level;
result = true;
break;
default:
}
return result;
}
/**
* This function is not intended for general use. Please see 'public boolean setProtection(int level, String pwd)'.
* Author: Howard Shank ([email protected])
* @param pwd Password HASH to set the document password hash to.
* @since 2.1.1
*/
public void setPasswordHash(String pwd) {
if(pwd != null && pwd.length() != 8) return;
this.protectionHash = pwd;
}
/**
* Converts protection level from internal bitmap value to protlevel output value.
* Author: Howard Shank ([email protected])
* @return
* @since 2.1.1
*/
private int convertProtectionLevel() {
int level = 0;
switch(this.protectionLevel) {
case RtfProtection.LEVEL_NONE:
break;
case RtfProtection.LEVEL_REVPROT:
level = 0;
break;
case RtfProtection.LEVEL_ANNOTPROT:
level = 1;
break;
case RtfProtection.LEVEL_FORMPROT:
level = 2;
break;
case RtfProtection.LEVEL_READPROT:
level = 3;
break;
}
return level;
}
/**
* Author: Howard Shank ([email protected])
* @return RTF document protection level
* @since 2.1.1
*/
public int getProtectionLevelRaw() {
return this.protectionLevel;
}
/**
* Author: Howard Shank ([email protected])
* @return RTF document protection level
* @since 2.1.1
*/
public int getProtectionLevel() {
return convertProtectionLevel();
}
/**
* Author: Howard Shank ([email protected])
* @return RTF document protection level as a byte array (byte[])
* @since 2.1.1
*/
public byte[] getProtectionLevelBytes() {
return DocWriter.getISOBytes(Integer.toString(convertProtectionLevel()));
}
/**
* Author: Howard Shank ([email protected])
* @param oldPwd Old password - clear text
* @param newPwd New password - clear text
* @return true if password set, false if password not set
* @since 2.1.1
*/
public boolean setNewPassword(String oldPwd, String newPwd) {
boolean result = false;
if (this.protectionHash.equals(RtfProtection.generateHash(oldPwd))) {
this.protectionHash = RtfProtection.generateHash(newPwd);
result = true;
}
return result;
}
/**
* Set the RTF flag that recommends the document be opened in read only mode.
* Author: Howard Shank ([email protected])
* @param value true if the flag is to be set, false if it is NOT to be set
* @since 2.1.1
*/
public void setReadOnlyRecommended(boolean value) {
this.readOnlyRecommended = value;
}
/**
* Get the RTF flag that recommends if the the document should be opened in read only mode.
* Author: Howard Shank ([email protected])
* @return true if flag is set, false if it is not set
* @since 2.1.1
*/
public boolean getReadOnlyRecommended() {
return this.readOnlyRecommended;
}
/**
* Determine if document has protection enabled.
* Author: Howard Shank ([email protected])
* @return true if protection is enabled, false if it is not enabled
* @since 2.1.1
*/
public boolean isDocumentProtected() {
return !(this.protectionHash == null);
}
/**
* Obtain the password has as a byte array.
* Author: Howard Shank ([email protected])
* @return The bytes of the password hash as a byte array (byte[])
* @since 2.1.1
*/
public byte[] getProtectionHashBytes() {
return DocWriter.getISOBytes(this.protectionHash);
}
/**
* Set whether images are written as binary data or are hex encoded.
* Author: Mark Hall ([email protected])
* @param imageWrittenAsBinary True to write images as binary data, false for hex encoding.
* @since 2.1.1
*/
public void setImageWrittenAsBinary(boolean imageWrittenAsBinary) {
this.imageWrittenAsBinary = imageWrittenAsBinary;
}
/**
* Gets whether images are written as binary data or are hex encoded. Defaults to true.
* Author: Mark Hall ([email protected])
* @since 2.1.1
* @return True if images are written as binary data, false if hex encoded.
*/
public boolean isImageWrittenAsBinary() {
return this.imageWrittenAsBinary;
}
}
