diff options
Diffstat (limited to 'writerfilter/source/doctok/WW8StructBase.cxx')
| -rw-r--r-- | writerfilter/source/doctok/WW8StructBase.cxx | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/writerfilter/source/doctok/WW8StructBase.cxx b/writerfilter/source/doctok/WW8StructBase.cxx new file mode 100644 index 000000000000..53b9c7efaf34 --- /dev/null +++ b/writerfilter/source/doctok/WW8StructBase.cxx @@ -0,0 +1,202 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#include <WW8StructBase.hxx> + +namespace writerfilter { +namespace doctok { +using namespace ::com::sun::star; + +WW8StructBase::WW8StructBase(const WW8StructBase & rParent, + sal_uInt32 nOffset, sal_uInt32 nCount) +: mSequence(rParent.mSequence, nOffset, nCount), mpParent(0), + mpDocument(rParent.getDocument()) +{ + if (nOffset + nCount > rParent.getCount()) + { + throw ExceptionOutOfBounds("WW8StructBase"); + } +} + +WW8StructBase & WW8StructBase::Assign(const WW8StructBase & rSrc) +{ + mSequence = rSrc.mSequence; + mpDocument = rSrc.mpDocument; + + return *this; +} + +void WW8StructBase::setDocument(WW8DocumentImpl * pDocument) +{ + mpDocument = pDocument; +} + +WW8DocumentImpl * WW8StructBase::getDocument() const +{ + return mpDocument; +} + +sal_uInt8 WW8StructBase::getU8(sal_uInt32 nOffset) const +{ + return doctok::getU8(mSequence, nOffset); +} + +sal_uInt16 WW8StructBase::getU16(sal_uInt32 nOffset) const +{ + return doctok::getU16(mSequence, nOffset); +} + +sal_uInt32 WW8StructBase::getU32(sal_uInt32 nOffset) const +{ + return doctok::getU32(mSequence, nOffset); +} + +sal_Bool WW8StructBase::getBit(sal_uInt32 nValue, sal_uInt16 nBit) const +{ + return (nValue & (1 << nBit)) != 0; +} + +sal_uInt8 WW8StructBase::getNibble(sal_uInt32 nValue, + sal_uInt16 nShift) const +{ + return sal::static_int_cast<sal_uInt8>((nValue >> nShift) & 0xf); +} + +sal_uInt8 getU8(const WW8StructBase::Sequence & rSeq, + sal_uInt32 nOffset) +{ + return rSeq[nOffset]; +} + +sal_uInt16 getU16(const WW8StructBase::Sequence & rSeq, + sal_uInt32 nOffset) +{ + return getU8(rSeq, nOffset) | (getU8(rSeq, nOffset + 1) << 8); +} + +sal_uInt32 getU32(const WW8StructBase::Sequence & rSeq, + sal_uInt32 nOffset) +{ + sal_uInt32 nResult = getU8(rSeq, nOffset); + nResult |= (getU8(rSeq, nOffset + 1) << 8); + nResult |= (getU8(rSeq, nOffset + 2) << 16); + nResult |= (getU8(rSeq, nOffset + 3) << 24); + + return nResult; +} + +rtl::OUString WW8StructBase::getString(sal_uInt32 nOffset, sal_uInt32 nCount) + const +{ + rtl::OUString aResult; + + if (nOffset < getCount()) + { + sal_uInt32 nCount1 = nCount; + if (nOffset + nCount * 2 > getCount()) + { + nCount1 = (getCount() - nOffset) / 2; + } + + if (nCount1 > 0) + { + Sequence aSeq(mSequence, nOffset, nCount1 * 2); + + rtl_uString * pNew = 0; + rtl_uString_newFromStr_WithLength + (&pNew, reinterpret_cast<const sal_Unicode *>(&aSeq[0]), + nCount1); + + aResult = rtl::OUString(pNew); + } + } + + return aResult; +} + +WW8StructBase * +WW8StructBase::getRemainder(sal_uInt32 nOffset) const +{ + WW8StructBase * pResult = NULL; + + sal_uInt32 nCount = getCount(); + if (nCount > nOffset) + { + pResult = new WW8StructBase(*this, nOffset, nCount - nOffset); + } + + return pResult; +} + + +rtl::OUString WW8StructBase::getString(sal_uInt32 nOffset) const +{ + sal_uInt32 nCount = getU16(nOffset); + + return getString(nOffset + 2, nCount); +} + +WW8StructBaseTmpOffset::WW8StructBaseTmpOffset +(WW8StructBase * pStructBase) +: mnOffset(0), mpStructBase(pStructBase) +{ +} + +sal_uInt32 WW8StructBaseTmpOffset::set(sal_uInt32 nOffset) +{ + if (nOffset >= mpStructBase->getCount()) + throw ExceptionOutOfBounds("WW8StructBaseTmpOffset::set"); + + mnOffset = nOffset; + + return mnOffset; +} + +sal_uInt32 WW8StructBaseTmpOffset::get() const +{ + return mnOffset; +} + +sal_uInt32 WW8StructBaseTmpOffset::inc(sal_uInt32 nOffset) +{ + if (mpStructBase->getCount() - mnOffset < nOffset) + throw ExceptionOutOfBounds("WW8StructBaseTmpOffset::inc"); + + mnOffset += nOffset; + + return mnOffset; +} + +WW8StructBaseTmpOffset::operator sal_uInt32() const +{ + return mnOffset; +} + +}} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |