/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* libwpd
* Version: MPL 2.0 / LGPLv2.1+
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Major Contributor(s):
* Copyright (C) 2003 William Lachance (wrlach@gmail.com)
* Copyright (C) 2004 Marc Maurer (uwog@uwog.net)
* Copyright (C) 2006 Fridrich Strba (fridrich.strba@bluewin.ch)
*
* For minor contributions see the git repository.
*
* Alternatively, the contents of this file may be used under the terms
* of the GNU Lesser General Public License Version 2.1 or later
* (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
* applicable instead of those above.
*
* For further information visit http://libwpd.sourceforge.net
*/
/* "This product is not manufactured, approved, or supported by
* Corel Corporation or Corel Corporation Limited."
*/
#include "WP1StylesListener.h"
#include "WP1FileStructure.h"
#include "WPXFileStructure.h"
#include "libwpd_internal.h"
WP1StylesListener::WP1StylesListener(std::list<WPXPageSpan> &pageList, std::vector<WP1SubDocument *> &subDocuments) :
WP1Listener(),
WPXStylesListener(pageList),
m_currentPage(),
m_nextPage(),
m_subDocuments(subDocuments),
m_tempMarginLeft(1.0),
m_tempMarginRight(1.0),
m_currentPageHasContent(false),
m_isSubDocument(false),
m_pageListHardPageMark(m_pageList.end())
{
}
void WP1StylesListener::endDocument()
{
insertBreak(WPX_SOFT_PAGE_BREAK); // pretend we just had a soft page break (for the last page)
}
void WP1StylesListener::endSubDocument()
{
insertBreak(WPX_SOFT_PAGE_BREAK); // pretend we just had a soft page break (for the last page)
}
void WP1StylesListener::insertBreak(unsigned char breakType)
{
if (m_isSubDocument)
return;
if (!isUndoOn())
{
WPXTableList tableList;
switch (breakType)
{
case WPX_PAGE_BREAK:
case WPX_SOFT_PAGE_BREAK:
{
if ((m_pageList.size() > 0) && (m_currentPage==m_pageList.back())
&& (m_pageListHardPageMark != m_pageList.end()))
{
m_pageList.back().setPageSpan(m_pageList.back().getPageSpan() + 1);
}
else
{
m_pageList.push_back(WPXPageSpan(m_currentPage));
if (m_pageListHardPageMark == m_pageList.end())
{
--m_pageListHardPageMark;
}
}
m_currentPage = WPXPageSpan(m_pageList.back(), 0.0, 0.0);
m_currentPage.setPageSpan(1);
auto headerFooterList = m_nextPage.getHeaderFooterList();
for (const auto &hf : headerFooterList)
{
if (hf.getOccurrence() != NEVER)
{
m_currentPage.setHeaderFooter(hf.getType(), hf.getInternalType(),
hf.getOccurrence(), hf.getSubDocument(), hf.getTableList());
_handleSubDocument(hf.getSubDocument(), WPX_SUBDOCUMENT_HEADER_FOOTER, hf.getTableList());
}
else
{
m_currentPage.setHeaderFooter(hf.getType(), hf.getInternalType(),
hf.getOccurrence(), nullptr, hf.getTableList());
}
}
m_nextPage = WPXPageSpan();
m_currentPageHasContent = false;
}
break;
default:
break;
}
if (breakType == WPX_PAGE_BREAK)
{
m_pageListHardPageMark = m_pageList.end();
m_currentPage.setMarginLeft(m_tempMarginLeft);
m_currentPage.setMarginRight(m_tempMarginRight);
}
}
}
void WP1StylesListener::marginReset(unsigned short leftMargin, unsigned short rightMargin)
{
if (!isUndoOn())
{
if (m_isSubDocument)
return; // do not collect L/R margin information in sub documents
std::list<WPXPageSpan>::iterator Iter;
double marginInch = 0.0;
if (leftMargin)
{
marginInch = (double)((double)leftMargin / 72.0);
WPD_DEBUG_MSG(("Left Margin: %ipts = %.4finch\n", leftMargin, marginInch));
if (!m_currentPageHasContent && (m_pageListHardPageMark == m_pageList.end()))
m_currentPage.setMarginLeft(marginInch);
else if (m_currentPage.getMarginLeft() > marginInch)
{
// Change the margin for the current page and for all pages in the list since the last Hard Break
m_currentPage.setMarginLeft(marginInch);
for (Iter = m_pageListHardPageMark; Iter != m_pageList.end(); ++Iter)
{
(*Iter).setMarginLeft(marginInch);
}
}
m_tempMarginLeft = marginInch;
}
if (rightMargin)
{
marginInch = (double)((double)rightMargin / 72.0);
WPD_DEBUG_MSG(("Right Margin: %ipts = %.4finch\n", rightMargin, marginInch));
if (!m_currentPageHasContent && (m_pageListHardPageMark == m_pageList.end()))
m_currentPage.setMarginRight(marginInch);
else if (m_currentPage.getMarginRight() > marginInch)
{
// Change the margin for the current page and for all pages in the list since the last Hard Break
m_currentPage.setMarginRight(marginInch);
for (Iter = m_pageListHardPageMark; Iter != m_pageList.end(); ++Iter)
{
(*Iter).setMarginRight(marginInch);
}
}
m_tempMarginRight = marginInch;
}
}
}
void WP1StylesListener::topMarginSet(unsigned short topMargin)
{
if (!isUndoOn())
{
if (!topMargin) return;
double marginInch = (double)((double)topMargin / 72.0);
m_currentPage.setMarginTop(marginInch);
}
}
void WP1StylesListener::bottomMarginSet(unsigned short bottomMargin)
{
if (!isUndoOn())
{
if (!bottomMargin) return;
double marginInch = (double)((double)bottomMargin / 72.0);
m_currentPage.setMarginBottom(marginInch);
}
}
void WP1StylesListener::headerFooterGroup(unsigned char headerFooterDefinition, WP1SubDocument *subDocument)
{
if (subDocument)
m_subDocuments.push_back(subDocument);
if (!isUndoOn())
{
bool tempCurrentPageHasContent = m_currentPageHasContent;
unsigned char headerFooterType = (unsigned char)(headerFooterDefinition & 0x03);
WPXHeaderFooterType wpxType = ((headerFooterType <= WPX_HEADER_B) ? HEADER : FOOTER);
unsigned char occurrenceBits = (unsigned char)((headerFooterDefinition & 0x1C) >> 2);
WPD_DEBUG_MSG(("WordPerfect: headerFooterGroup (headerFooterType: %i, occurrenceBits: %i)\n",
headerFooterType, occurrenceBits));
WPXHeaderFooterOccurrence wpxOccurrence;
if (occurrenceBits & WP1_HEADER_FOOTER_GROUP_ALL_BIT)
wpxOccurrence = ALL;
else if (occurrenceBits & WP1_HEADER_FOOTER_GROUP_EVEN_BIT)
wpxOccurrence = EVEN;
else if (occurrenceBits & WP1_HEADER_FOOTER_GROUP_ODD_BIT)
wpxOccurrence = ODD;
else
wpxOccurrence = NEVER;
WPXTableList tableList;
if ((wpxType == HEADER) && tempCurrentPageHasContent)
m_nextPage.setHeaderFooter(wpxType, headerFooterType, wpxOccurrence, subDocument, tableList);
else /* FOOTER || !tempCurrentPageHasContent */
{
if (wpxOccurrence != NEVER)
{
m_currentPage.setHeaderFooter(wpxType, headerFooterType, wpxOccurrence, subDocument, tableList);
_handleSubDocument(subDocument, WPX_SUBDOCUMENT_HEADER_FOOTER, tableList);
}
else
m_currentPage.setHeaderFooter(wpxType, headerFooterType, wpxOccurrence, nullptr, tableList);
}
m_currentPageHasContent = tempCurrentPageHasContent;
}
}
void WP1StylesListener::suppressPageCharacteristics(unsigned char suppressCode)
{
if (!isUndoOn())
{
if (suppressCode & 0x01)
{
m_currentPage.setHeadFooterSuppression(WPX_HEADER_A, true);
m_currentPage.setHeadFooterSuppression(WPX_HEADER_B, true);
m_currentPage.setHeadFooterSuppression(WPX_FOOTER_A, true);
m_currentPage.setHeadFooterSuppression(WPX_FOOTER_B, true);
}
if (suppressCode & 0x10)
m_currentPage.setHeadFooterSuppression(WPX_HEADER_A, true);
if (suppressCode & 0x20)
m_currentPage.setHeadFooterSuppression(WPX_HEADER_B, true);
if (suppressCode & 0x40)
m_currentPage.setHeadFooterSuppression(WPX_FOOTER_A, true);
if (suppressCode & 0x80)
m_currentPage.setHeadFooterSuppression(WPX_FOOTER_B, true);
}
}
void WP1StylesListener::_handleSubDocument(const WPXSubDocument *subDocument, WPXSubDocumentType subDocumentType,
WPXTableList /* tableList */, int /* nextTableIndice */)
{
if (!isUndoOn())
{
bool oldIsSubDocument = m_isSubDocument;
m_isSubDocument = true;
if (subDocumentType == WPX_SUBDOCUMENT_HEADER_FOOTER)
{
bool oldCurrentPageHasContent = m_currentPageHasContent;
if (subDocument)
static_cast<const WP1SubDocument *>(subDocument)->parse(this);
m_currentPageHasContent = oldCurrentPageHasContent;
}
else
{
if (subDocument)
static_cast<const WP1SubDocument *>(subDocument)->parse(this);
}
m_isSubDocument = oldIsSubDocument;
}
}
/* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */