699 lines
16 KiB
C++
699 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "precompile.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "hwplib.h"
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#include "hwpfile.h"
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#include "hiodev.h"
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#include "hfont.h"
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#include "hstyle.h"
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#include "hbox.h"
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#include "hpara.h"
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#include "htags.h"
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#include "hcode.h"
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#include "hstream.h"
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#include <osl/diagnose.h>
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HWPFile *HWPFile::cur_doc = 0;
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static int ccount = 0;
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static int pcount = 0;
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static int datecodecount = 0;
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HWPFile::HWPFile()
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: version(HWP_V30)
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, compressed(false)
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, encrypted(false)
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, linenumber(0)
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, info_block_len(0)
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, error_code(HWP_NoError)
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, oledata(0)
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, m_nCurrentPage(1)
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, m_nMaxSettedPage(0)
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, hiodev(0)
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, currenthyper(0)
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{
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SetCurrentDoc(this);
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}
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HWPFile::~HWPFile()
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{
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delete oledata;
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delete hiodev;
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std::list < ColumnInfo* >::iterator it_column = columnlist.begin();
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for (; it_column != columnlist.end(); ++it_column)
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delete *it_column;
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std::list < HWPPara* >::iterator it = plist.begin();
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for (; it != plist.end(); ++it)
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delete *it;
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std::list < Table* >::iterator tbl = tables.begin();
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for (; tbl != tables.end(); ++tbl)
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delete *tbl;
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std::list < HyperText* >::iterator hyp = hyperlist.begin();
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for (; hyp != hyperlist.end(); ++hyp)
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{
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delete *hyp;
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}
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}
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int HWPFile::ReadHwpFile(HStream & stream)
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{
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if (Open(stream) != HWP_NoError)
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return State();
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InfoRead();
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FontRead();
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StyleRead();
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AddColumnInfo();
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ParaListRead();
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TagsRead();
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return State();
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}
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int detect_hwp_version(const char *str)
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{
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if (memcmp(V20SIGNATURE, str, HWPIDLen) == 0)
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return HWP_V20;
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else if (memcmp(V21SIGNATURE, str, HWPIDLen) == 0)
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return HWP_V21;
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else if (memcmp(V30SIGNATURE, str, HWPIDLen) == 0)
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return HWP_V30;
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return 0;
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}
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// HIODev wrapper
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int HWPFile::Open(HStream & stream)
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{
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HStreamIODev *hstreamio = new HStreamIODev(stream);
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if (!hstreamio->open())
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{
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delete hstreamio;
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return SetState(HWP_EMPTY_FILE);
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}
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HIODev *pPrev = SetIODevice(hstreamio);
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delete pPrev;
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char idstr[HWPIDLen];
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if (ReadBlock(idstr, HWPIDLen) <= 0
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|| HWP_V30 != (version = detect_hwp_version(idstr)))
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{
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return SetState(HWP_UNSUPPORTED_VERSION);
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}
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return HWP_NoError;
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}
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int HWPFile::State(void) const
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{
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return error_code;
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}
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int HWPFile::SetState(int errcode)
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{
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error_code = errcode;
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return error_code;
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}
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int HWPFile::Read1b(void)
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{
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return hiodev ? hiodev->read1b() : -1;
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}
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int HWPFile::Read2b(void)
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{
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return hiodev ? hiodev->read2b() : -1;
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}
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long HWPFile::Read4b(void)
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{
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return hiodev ? hiodev->read4b() : -1;
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}
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int HWPFile::Read1b(void *ptr, size_t nmemb)
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{
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return hiodev ? hiodev->read1b(ptr, nmemb) : 0;
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}
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int HWPFile::Read2b(void *ptr, size_t nmemb)
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{
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return hiodev ? hiodev->read2b(ptr, nmemb) : 0;
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}
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int HWPFile::Read4b(void *ptr, size_t nmemb)
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{
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return hiodev ? hiodev->read4b(ptr, nmemb) : 0;
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}
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size_t HWPFile::ReadBlock(void *ptr, size_t size)
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{
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return hiodev ? hiodev->readBlock(ptr, size) : 0;
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}
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size_t HWPFile::SkipBlock(size_t size)
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{
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return hiodev ? hiodev->skipBlock(size) : 0;
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}
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bool HWPFile::SetCompressed(bool flag)
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{
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return hiodev ? hiodev->setCompressed(flag) : false;
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}
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HIODev *HWPFile::SetIODevice(HIODev * new_hiodev)
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{
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HIODev *old_hiodev = hiodev;
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hiodev = new_hiodev;
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return old_hiodev;
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}
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// end of HIODev wrapper
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bool HWPFile::InfoRead(void)
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{
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return _hwpInfo.Read(*this);
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}
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bool HWPFile::FontRead(void)
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{
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return _hwpFont.Read(*this);
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}
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bool HWPFile::StyleRead(void)
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{
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return _hwpStyle.Read(*this);
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}
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bool HWPFile::ParaListRead(void)
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{
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return ReadParaList(plist);
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}
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bool HWPFile::ReadParaList(std::list < HWPPara* > &aplist, unsigned char flag)
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{
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HWPPara *spNode = new HWPPara;
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unsigned char tmp_etcflag;
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unsigned char prev_etcflag = 0;
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while (spNode->Read(*this, flag))
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{
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if( !(spNode->etcflag & 0x04) ){
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tmp_etcflag = spNode->etcflag;
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spNode->etcflag = prev_etcflag;
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prev_etcflag = tmp_etcflag;
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}
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if (spNode->nch && spNode->reuse_shape)
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{
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if (!aplist.empty()){
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spNode->pshape = aplist.back()->pshape;
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}
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else{
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spNode->nch = 0;
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spNode->reuse_shape = 0;
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}
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}
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spNode->pshape.pagebreak = spNode->etcflag;
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if( spNode->nch )
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AddParaShape( &spNode->pshape );
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if (!aplist.empty())
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aplist.back()->SetNext(spNode);
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aplist.push_back(spNode);
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spNode = new HWPPara;
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}
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delete spNode;
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return true;
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}
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bool HWPFile::TagsRead(void)
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{
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ulong tag;
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long size;
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while (1)
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{
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tag = Read4b();
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size = Read4b();
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if (size <= 0 && tag > 0){
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continue;
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}
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if (tag == FILETAG_END_OF_COMPRESSED ||
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tag == FILETAG_END_OF_UNCOMPRESSED)
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return true;
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switch (tag)
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{
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case FILETAG_EMBEDDED_PICTURE:
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{
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EmPicture *emb = new EmPicture(size);
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if (true == emb->Read(*this))
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emblist.push_back(emb);
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else
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delete emb;
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}
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break;
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case FILETAG_OLE_OBJECT:
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if (oledata)
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delete oledata;
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oledata = new OlePicture(size);
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oledata->Read(*this);
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break;
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case FILETAG_HYPERTEXT:
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{
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if( (size % 617) != 0 )
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SkipBlock( size );
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else
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for( int i = 0 ; i < size/617 ; i++)
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{
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HyperText *hypert = new HyperText;
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hypert->Read(*this);
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hyperlist.push_back(hypert);
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}
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break;
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}
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case 6:
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{
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ReadBlock(_hwpInfo.back_info.reserved1, 8);
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_hwpInfo.back_info.luminance = Read4b();
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_hwpInfo.back_info.contrast = Read4b();
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_hwpInfo.back_info.effect = sal::static_int_cast<char>(Read1b());
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ReadBlock(_hwpInfo.back_info.reserved2, 7);
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ReadBlock(_hwpInfo.back_info.filename, 260);
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ReadBlock(_hwpInfo.back_info.color, 3);
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unsigned short nFlag = sal::static_int_cast<unsigned short>(Read2b());
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_hwpInfo.back_info.flag = nFlag >> 8 ;
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int nRange = Read4b();
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_hwpInfo.back_info.range = nRange >> 24;
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ReadBlock(_hwpInfo.back_info.reserved3, 27);
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_hwpInfo.back_info.size = Read4b();
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_hwpInfo.back_info.data = new char[(unsigned int)_hwpInfo.back_info.size];
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ReadBlock(_hwpInfo.back_info.data, _hwpInfo.back_info.size);
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if( _hwpInfo.back_info.size > 0 )
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_hwpInfo.back_info.type = 2;
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else if( _hwpInfo.back_info.filename[0] )
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_hwpInfo.back_info.type = 1;
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else
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_hwpInfo.back_info.type = 0;
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_hwpInfo.back_info.isset = true;
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break;
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}
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case FILETAG_PRESENTATION:
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case FILETAG_PREVIEW_IMAGE:
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case FILETAG_PREVIEW_TEXT:
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default:
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SkipBlock(size);
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}
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}
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}
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ColumnDef *HWPFile::GetColumnDef(int num)
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{
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std::list<ColumnInfo*>::iterator it = columnlist.begin();
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for(int i = 0; it != columnlist.end() ; ++it, i++){
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if( i == num )
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break;
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}
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if( it != columnlist.end() )
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return (*it)->coldef;
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else
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return 0;
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}
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/* @return <20>ε<EFBFBD><CEB5><EFBFBD><EFBFBD><EFBFBD> 1<><31><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>Ѵ<EFBFBD>. */
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int HWPFile::GetPageMasterNum(int page)
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{
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std::list<ColumnInfo*>::iterator it = columnlist.begin();
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ColumnInfo *now = 0;
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int i;
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for( i = 1 ; it != columnlist.end() ; ++it, i++){
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now = *it;
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if( page < now->start_page )
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return i-1;
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}
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return i-1;
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}
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HyperText *HWPFile::GetHyperText()
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{
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std::list<HyperText*>::iterator it = hyperlist.begin();
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for( int i = 0; it != hyperlist.end(); ++it, i++ ){
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if( i == currenthyper )
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break;
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}
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currenthyper++;
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return *it;
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}
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EmPicture *HWPFile::GetEmPicture(Picture * pic)
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{
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char *name = pic->picinfo.picembed.embname;
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name[0] = 'H';
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name[1] = 'W';
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name[2] = 'P';
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std::list < EmPicture* >::iterator it = emblist.begin();
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for (; it != emblist.end(); ++it)
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if (strcmp(name, (*it)->name) == 0)
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return *it;
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return 0;
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}
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EmPicture *HWPFile::GetEmPictureByName(char * name)
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{
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name[0] = 'H';
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name[1] = 'W';
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name[2] = 'P';
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std::list < EmPicture* >::iterator it = emblist.begin();
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for (; it != emblist.end(); ++it)
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if (strcmp(name, (*it)->name) == 0)
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return *it;
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return 0;
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}
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void HWPFile::AddBox(FBox * box)
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{
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// LATER if we don't use box->next(),
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// AddBox() and GetBoxHead() are useless;
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if (!blist.empty())
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{
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box->prev = blist.back();
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box->prev->next = box;
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}
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else
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box->prev = 0;
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blist.push_back(box);
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}
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ParaShape *HWPFile::getParaShape(int index)
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{
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std::list<ParaShape*>::iterator it = pslist.begin();
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for( int i = 0; it != pslist.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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CharShape *HWPFile::getCharShape(int index)
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{
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std::list<CharShape*>::iterator it = cslist.begin();
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for( int i = 0; it != cslist.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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FBoxStyle *HWPFile::getFBoxStyle(int index)
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{
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std::list<FBoxStyle*>::iterator it = fbslist.begin();
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for( int i = 0; it != fbslist.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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DateCode *HWPFile::getDateCode(int index)
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{
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std::list<DateCode*>::iterator it = datecodes.begin();
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for( int i = 0; it != datecodes.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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HeaderFooter *HWPFile::getHeaderFooter(int index)
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{
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std::list<HeaderFooter*>::iterator it = headerfooters.begin();
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for( int i = 0; it != headerfooters.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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ShowPageNum *HWPFile::getPageNumber(int index)
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{
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std::list<ShowPageNum*>::iterator it = pagenumbers.begin();
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for( int i = 0; it != pagenumbers.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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Table *HWPFile::getTable(int index)
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{
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std::list<Table*>::iterator it = tables.begin();
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for( int i = 0; it != tables.end(); ++it, i++ ){
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if( i == index )
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break;
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}
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return *it;
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}
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void HWPFile::AddParaShape(ParaShape * pshape)
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{
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int nscount = 0;
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for(int j = 0 ; j < MAXTABS-1 ; j++)
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{
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if( j > 0 && pshape->tabs[j].position == 0 )
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break;
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if( pshape->tabs[0].position == 0 ){
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if( pshape->tabs[j].type || pshape->tabs[j].dot_continue ||
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(pshape->tabs[j].position != 1000 *j) )
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nscount = j;
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}
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else{
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if( pshape->tabs[j].type || pshape->tabs[j].dot_continue ||
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(pshape->tabs[j].position != 1000 * (j + 1)) )
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nscount = j;
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}
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}
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if( nscount )
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pshape->tabs[MAXTABS-1].type = sal::static_int_cast<char>(nscount);
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int value = compareParaShape(pshape);
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if( value == 0 || nscount )
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{
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pshape->index = ++pcount;
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pslist.push_back(pshape);
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}
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else
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pshape->index = value;
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}
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void HWPFile::AddCharShape(CharShape * cshape)
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{
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int value = compareCharShape(cshape);
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if( value == 0 )
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{
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cshape->index = ++ccount;
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cslist.push_back(cshape);
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}
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else
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cshape->index = value;
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}
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void HWPFile::AddColumnInfo()
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||
{
|
||
ColumnInfo *cinfo = new ColumnInfo(m_nCurrentPage);
|
||
columnlist.push_back(cinfo);
|
||
setMaxSettedPage();
|
||
}
|
||
|
||
void HWPFile::SetColumnDef(ColumnDef *coldef)
|
||
{
|
||
ColumnInfo *cinfo = columnlist.back();
|
||
if( cinfo->bIsSet )
|
||
return;
|
||
cinfo->coldef = coldef;
|
||
cinfo->bIsSet = true;
|
||
}
|
||
|
||
void HWPFile::AddDateFormat(DateCode * hbox)
|
||
{
|
||
hbox->key = sal::static_int_cast<char>(++datecodecount);
|
||
datecodes.push_back(hbox);
|
||
}
|
||
|
||
void HWPFile::AddPageNumber(ShowPageNum * hbox)
|
||
{
|
||
pagenumbers.push_back(hbox);
|
||
}
|
||
|
||
void HWPFile::AddHeaderFooter(HeaderFooter * hbox)
|
||
{
|
||
headerfooters.push_back(hbox);
|
||
}
|
||
|
||
void HWPFile::AddTable(Table * hbox)
|
||
{
|
||
tables.push_back(hbox);
|
||
}
|
||
|
||
void HWPFile::AddFBoxStyle(FBoxStyle * fbstyle)
|
||
{
|
||
fbslist.push_back(fbstyle);
|
||
}
|
||
|
||
int HWPFile::compareCharShape(CharShape *shape)
|
||
{
|
||
int count = cslist.size();
|
||
if( count > 0 )
|
||
{
|
||
CharShape *cshape=0;
|
||
for(int i = 0; i< count; i++)
|
||
{
|
||
cshape = getCharShape(i);
|
||
|
||
if( shape->size == cshape->size &&
|
||
shape->font[0] == cshape->font[0] &&
|
||
shape->ratio[0] == cshape->ratio[0] &&
|
||
shape->space[0] == cshape->space[0] &&
|
||
shape->color[1] == cshape->color[1] &&
|
||
shape->color[0] == cshape->color[0] &&
|
||
shape->shade == cshape->shade &&
|
||
shape->attr == cshape->attr )
|
||
{
|
||
return cshape->index;
|
||
}
|
||
}
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
|
||
int HWPFile::compareParaShape(ParaShape *shape)
|
||
{
|
||
int count = pslist.size();
|
||
if( count > 0 )
|
||
{
|
||
ParaShape *pshape=0;
|
||
for(int i = 0; i< count; i++)
|
||
{
|
||
pshape = getParaShape(i);
|
||
if( shape->left_margin == pshape->left_margin &&
|
||
shape->right_margin == pshape->right_margin &&
|
||
shape->pspacing_prev == pshape->pspacing_prev &&
|
||
shape->pspacing_next == pshape->pspacing_next &&
|
||
shape->indent == pshape->indent &&
|
||
shape->lspacing == pshape->lspacing &&
|
||
shape->arrange_type == pshape->arrange_type &&
|
||
shape->outline == pshape->outline &&
|
||
shape->pagebreak == pshape->pagebreak)
|
||
{
|
||
if( shape->cshape->size == pshape->cshape->size &&
|
||
shape->cshape->font[0] == pshape->cshape->font[0] &&
|
||
shape->cshape->ratio[0] == pshape->cshape->ratio[0] &&
|
||
shape->cshape->space[0] == pshape->cshape->space[0] &&
|
||
shape->cshape->color[1] == pshape->cshape->color[1] &&
|
||
shape->cshape->color[0] == pshape->cshape->color[0] &&
|
||
shape->cshape->shade == pshape->cshape->shade &&
|
||
shape->cshape->attr == pshape->cshape->attr )
|
||
{
|
||
return pshape->index;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
|
||
HWPFile *GetCurrentDoc(void)
|
||
{
|
||
return HWPFile::cur_doc;
|
||
}
|
||
|
||
|
||
HWPFile *SetCurrentDoc(HWPFile * hwpfp)
|
||
{
|
||
HWPFile *org = HWPFile::cur_doc;
|
||
|
||
HWPFile::cur_doc = hwpfp;
|
||
return org;
|
||
}
|
||
|
||
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|