| -rw-r--r-- | noncore/apps/opie-reader/Reb.cpp | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/noncore/apps/opie-reader/Reb.cpp b/noncore/apps/opie-reader/Reb.cpp index 2e6c1fc..65de9f6 100644 --- a/noncore/apps/opie-reader/Reb.cpp +++ b/noncore/apps/opie-reader/Reb.cpp @@ -1,212 +1,150 @@ #include <stdio.h> #include <string.h> #include <qimage.h> #include "decompress.h" #include "Reb.h" #include "my_list.h" #include "Bkmks.h" #include "Model.h" -/* -#ifdef offsetof -#define OffsetOf(type, field) ((int) offsetof(type, field)) -#else -#define OffsetOf(type, field) ((int) ((char *) &((type *) 0)->field)) -#endif - -template<class T> -UInt32 binarychop(T* data, UInt32 n, T val) -{ - UInt32 jl = 0,jh = n-1,jm = (jl+jh)/2; - while (jh > jl+1) - { - if (data[jm] > val) - { - jh = jm; - } - else - { - jl = jm; - } - jm = (jl+jh)/2; - } - return jl; -} - -template<class T, class D> -UInt32 binarychop(D* data, UInt32 n, T val, UInt32 offset) -{ - UInt32 jl = 0,jh = n-1,jm = (jl+jh)/2; - while (jh > jl+1) - { - T* d = reinterpret_cast<T*>(reinterpret_cast<char*>(data+jm)+offset); - if (*d > val) - { - jh = jm; - } - else - { - jl = jm; - } - jm = (jl+jh)/2; - } - return jl; -} -*/ CReb::CReb() : fin(NULL), m_indexpages(NULL), m_pagedetails(NULL),tagoffset(0), tags(NULL), paras(NULL), noparas(0), joins(NULL), nojoins(0) { } CReb::~CReb() { if (fin != NULL) fclose(fin); if (m_indexpages != NULL) delete [] m_indexpages; if (m_pagedetails != NULL) delete [] m_pagedetails; if (tags != NULL) delete [] tags; if (paras != NULL) delete [] paras; if (joins != NULL) delete [] joins; } unsigned int CReb::locate() { return m_pagedetails[currentpage.pageno()].pagestart+currentpage.offset(); } void CReb::locate(unsigned int n) { - /* - UInt32 cp = nopages-1; - for (int i = 0; i < nopages; ++i) - { - if (m_pagedetails[i].pagestart > n) - { - cp = i-1; - break; - } - } - qDebug("Requesting %u from page %u [%u]", n, cp, n - m_pagedetails[cp].pagestart); - */ - //UInt32 jl = binarychop<UInt32, Page_detail>(m_pagedetails, nopages, n, OffsetOf(Page_detail, pagestart)); - UInt32 jl = 0,jh = nopages-1,jm = (jl+jh)/2; while (jh > jl+1) { if (m_pagedetails[jm].pagestart > n) { jh = jm; } else { jl = jm; } jm = (jl+jh)/2; } unsuspend(); Page_detail rs = m_pagedetails[jl]; UInt32 val = n - rs.pagestart; if (jl != currentpage.pageno()) readindex(jl); currentpage.setoffset(page2pos(jl), jl, ((rs.flags & 8) != 0), rs.len, val); if (noparas > 0) { - //jl = binarychop<int, ParaRef>(paras, noparas, val, OffsetOf(ParaRef, pos)); - UInt32 jl = 0,jh = noparas-1,jm = (jl+jh)/2; while (jh > jl+1) { if (paras[jm].pos > val) { jh = jm; } else { jl = jm; } jm = (jl+jh)/2; } qDebug("TAGS:%s", (const char*)tags[paras[jl].tag]); tagstring = tags[paras[jl].tag]+"<br>"; // Add br to set extra space to 0 tagoffset = 0; } unsigned long current = locate(); if (m_currentstart > current || current > m_currentend) { start2endSection(); } if (current != n) qDebug("ERROR:Ended up at %u", current); } bool CReb::getFile(const QString& href, const QString& nm) { qDebug("File:%s, Name:%s", (const char*)href, (const char*)nm); QMap<QString, UInt32>::Iterator iter = m_index.find(href); if (iter != m_index.end()) { qDebug("REB:BEFORE:%u", locate()); startpage(iter.data()); qDebug("REB:AFTER:%u", locate()); return true; } else { return false; } } QImage* CReb::getPicture(const QString& ref) { QMap<QString, UInt32>::Iterator iter = m_index.find(ref); if (iter != m_index.end()) { unsuspend(); Page_detail rs = m_pagedetails[iter.data()]; char* imgbuffer = new char[rs.len]; fseek(fin, page2pos(iter.data()), SEEK_SET); fread(imgbuffer, rs.len, 1, fin); QByteArray arr; arr.assign((const char*)imgbuffer, rs.len); QImage* qimage = new QImage(arr); return qimage; } else { return NULL; } } CList<Bkmk>* CReb::getbkmklist() { return NULL; } void CReb::home() { startpage(m_homepage); } int CReb::OpenFile(const char *src) { m_binary = false; if (fin != NULL) fclose(fin); fin = fopen(src, "r"); if (fin == NULL) { return -1; } UInt32 type; fseek(fin, 6, SEEK_SET); fread(&type, 1, sizeof(type), fin); qDebug("CREB:Okay %x", type); if (type == 0x4f56554e || type == 0x574d4954 || type == 0x576d6954) { struct stat _stat; stat(src, &_stat); file_length = _stat.st_size; fread(&m_blocksize, 1, sizeof(m_blocksize), fin); if (type == 0x574d4954 || type == 0x576d6954) { if (type == 0x576d6954) m_binary = true; qDebug("Blocksize(1) %x", m_blocksize); unsigned char ct = (m_blocksize >> 24) & 0xff; @@ -665,125 +603,122 @@ int RBPage::getch(CReb* parent) return chunk[chunkoffset++]; } unsigned short int RBPage::getuint(CReb* parent) { unsigned short int ret = 0; char *buffer = (char*)(&ret); for (int i = 0; i < 2; ++i) { int ch = getch(parent); if (ch == EOF) return 0; buffer[i] = ch; } return ret; } int RBPage::getint(CReb* parent) { int ret = 0; char *buffer = (char*)(&ret); for (int i = 0; i < 4; ++i) { int ch = getch(parent); if (ch == EOF) return 0; buffer[i] = ch; } return ret; } void RBPage::readchunk() { if (m_Compressed) { chunkoffset = 0; fseek(fin, chunkpos, SEEK_SET); UInt8* inbuf = new UInt8[chunklist[currentchunk]]; fread(inbuf, 1, chunklist[currentchunk], fin); chunklen = (*m_decompress)(inbuf, chunklist[currentchunk], chunk, m_blocksize); delete [] inbuf; chunkpos = ftell(fin); } else { chunkoffset = 0; chunklen = m_blocksize; if (m_blocksize*(currentchunk+1) > m_pagelen) { chunklen = m_pagelen - currentchunk*m_blocksize; } fseek(fin, chunkpos, SEEK_SET); chunklen = fread(chunk, 1, chunklen, fin); chunkpos = ftell(fin); } } void RBPage::setoffset(UInt32 pos, size_t _cp, bool _isCompressed, UInt32 _len, UInt32 _offset) { if (m_pageno != _cp) { initpage(pos, _cp, _isCompressed, _len); } else { if (m_Compressed) { chunkpos = filepos + sizeof(nochunks) + sizeof(m_pagelen) + 4*nochunks; } else { chunkpos = filepos; } } currentchunk = _offset/m_blocksize; pageoffset = m_blocksize*currentchunk; if (m_Compressed) { for (int i = 0; i < currentchunk; ++i) { chunkpos += chunklist[i]; } } else { chunkpos += pageoffset; } readchunk(); chunkoffset = _offset - pageoffset; } void CReb::start2endSection() { if (m_pagedetails != NULL) { if (nojoins > 0) { - //UInt32 jl = binarychop<UInt32>(joins, nojoins, currentpage.offset()); - UInt32 jl = 0,jh = nojoins-1,jm = (jl+jh)/2; while (jh > jl+1) { if (joins[jm] > currentpage.offset()) { jh = jm; } else { jl = jm; } jm = (jl+jh)/2; } currentpage.m_startoff = joins[jl]; currentpage.m_endoff = joins[jl+1]-1; - //currentpage.m_endoff = joins[jh]-1; } m_currentstart = m_pagedetails[currentpage.pageno()].pagestart+currentpage.m_startoff; m_currentend = m_pagedetails[currentpage.pageno()].pagestart+currentpage.m_endoff; } else { m_currentstart = m_currentend = 0; } qDebug("s2e:[%u, %u, %u]", m_currentstart, locate(), m_currentend); } |