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Diffstat (limited to 'lotuswordpro/source/filter/lwpsdwgrouploaderv0102.cxx')
| -rw-r--r-- | lotuswordpro/source/filter/lwpsdwgrouploaderv0102.cxx | 395 |
1 files changed, 395 insertions, 0 deletions
diff --git a/lotuswordpro/source/filter/lwpsdwgrouploaderv0102.cxx b/lotuswordpro/source/filter/lwpsdwgrouploaderv0102.cxx new file mode 100644 index 000000000..db51eb39e --- /dev/null +++ b/lotuswordpro/source/filter/lwpsdwgrouploaderv0102.cxx @@ -0,0 +1,395 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source 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.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: IBM Corporation + * + * Copyright: 2008 by IBM Corporation + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#include <tools/stream.hxx> + +#include "lwpsdwgrouploaderv0102.hxx" +#include "lwpdrawobj.hxx" +#include <lwptools.hxx> +#include "lwpgrfobj.hxx" +#include "lwpframelayout.hxx" + +#include <xfilter/xfdrawgroup.hxx> +#include <sal/log.hxx> + +LwpSdwGroupLoaderV0102::LwpSdwGroupLoaderV0102(SvStream* pStream, LwpGraphicObject* pGraphicObj) + : m_pStream(pStream) + , m_pGraphicObj(pGraphicObj) + , m_pDrawObjVector(nullptr) +{ +} + +/** + * @descr entry of lwp-drawing objects. the function begins to parse the sdw-drawing bento stream and create + * the corresponding drawing objects. + * @param pDrawObjVector a container which will contains the created drawing object of XF-Model. + */ +void LwpSdwGroupLoaderV0102::BeginDrawObjects(std::vector< rtl::Reference<XFFrame> >* pDrawObjVector) +{ + // save the container + m_pDrawObjVector = pDrawObjVector; + + //flag + unsigned char BinSignature[2]; + m_pStream->ReadBytes(BinSignature, 2); + if (BinSignature[0] != 'S' || BinSignature[1] != 'M') + { + assert(false); + return; + } + //version + unsigned short nVersion; + m_pStream->ReadUInt16(nVersion); + if (nVersion<0x0102) + { + assert(false); + return; + } + // topObj, botObj + m_pStream->SeekRel(4); + //record count + unsigned short nRecCount(0); + m_pStream->ReadUInt16(nRecCount); + // selCount + m_pStream->SeekRel(2); + //boundrect + unsigned short left(0),top(0),right(0),bottom(0); + m_pStream->ReadUInt16(left); + m_pStream->ReadUInt16(top); + m_pStream->ReadUInt16(right); + m_pStream->ReadUInt16(bottom); + // fileSize + m_pStream->SeekRel(2); + + //for calculating transformation params. + rtl::Reference<LwpFrameLayout> xMyFrameLayout(dynamic_cast<LwpFrameLayout*>(m_pGraphicObj->GetLayout(nullptr).get())); + if (xMyFrameLayout.is()) + { + LwpLayoutScale* pMyScale = xMyFrameLayout->GetLayoutScale(); + LwpLayoutGeometry* pFrameGeo = xMyFrameLayout->GetGeometry(); + if (pMyScale && pFrameGeo) + { + // original drawing size + tools::Long nWidth = 0, nHeight = 0; + m_pGraphicObj->GetGrafOrgSize(nWidth, nHeight); + double fGrafOrgWidth = static_cast<double>(nWidth)/TWIPS_PER_CM; + double fGrafOrgHeight = static_cast<double>(nHeight)/TWIPS_PER_CM; + + // get margin values + double fLeftMargin = xMyFrameLayout->GetMarginsValue(MARGIN_LEFT); + double fTopMargin = xMyFrameLayout->GetMarginsValue(MARGIN_TOP); + + // frame size + double fFrameWidth = LwpTools::ConvertFromUnitsToMetric(pFrameGeo->GetWidth()); + double fFrameHeight = LwpTools::ConvertFromUnitsToMetric(pFrameGeo->GetHeight()); + + // get frame offset + LwpPoint& rOffset = pMyScale->GetOffset(); + double fOffsetX = LwpTools::ConvertFromUnitsToMetric(rOffset.GetX()); + double fOffsetY = LwpTools::ConvertFromUnitsToMetric(rOffset.GetY()); + + // get scale mode + sal_uInt16 nScalemode = pMyScale->GetScaleMode(); + + if (nScalemode & LwpLayoutScale::CUSTOM) + { + m_aTransformData.fScaleX = + LwpTools::ConvertFromUnitsToMetric(pMyScale->GetScaleWidth()) / fGrafOrgWidth; + m_aTransformData.fScaleY = + LwpTools::ConvertFromUnitsToMetric(pMyScale->GetScaleHeight()) / fGrafOrgHeight; + } + else if (nScalemode & LwpLayoutScale::PERCENTAGE) + { + double fScalePercentage = static_cast<double>(pMyScale->GetScalePercentage()) / 1000; + m_aTransformData.fScaleX = fScalePercentage; + m_aTransformData.fScaleY = fScalePercentage; + } + else if (nScalemode & LwpLayoutScale::FIT_IN_FRAME) + { + double fWidth0 = static_cast<double>(right) / TWIPS_PER_CM; + double fHeight0 = static_cast<double>(bottom) / TWIPS_PER_CM; + + double fWidth1 = LwpTools::ConvertFromUnitsToMetric(pMyScale->GetScaleWidth()); + double fHeight1 = LwpTools::ConvertFromUnitsToMetric(pMyScale->GetScaleHeight()); + + double fScaleX = fWidth1 / fWidth0; + double fScaleY = fHeight1 / fHeight0; + + if (nScalemode & LwpLayoutScale::MAINTAIN_ASPECT_RATIO) + { + m_aTransformData.fScaleX = std::min(fScaleX, fScaleY); + m_aTransformData.fScaleY = m_aTransformData.fScaleX; + } + else + { + m_aTransformData.fScaleX = fWidth1 / fWidth0; + m_aTransformData.fScaleY = fHeight1 / fHeight0; + } + } + + // placement: centered + if (xMyFrameLayout->GetScaleCenter()) + { + tools::Rectangle aBoundRect(static_cast<tools::Long>(left*m_aTransformData.fScaleX + fLeftMargin), + static_cast<tools::Long>(top * m_aTransformData.fScaleY + fTopMargin), + static_cast<tools::Long>(right * m_aTransformData.fScaleX), + static_cast<tools::Long>(bottom * m_aTransformData.fScaleY)); + Point aCenter = aBoundRect.Center(); + + double fNewCenterX = (double(left)/TWIPS_PER_CM + fFrameWidth/*-fOffsetX*/) / 2; + double fNewCenterY = (double(top)/TWIPS_PER_CM + fFrameHeight/*-fOffsetY*/) / 2; + + m_aTransformData.fOffsetX = fNewCenterX - static_cast<double>(aCenter.X())/TWIPS_PER_CM; + m_aTransformData.fOffsetY = fNewCenterY -static_cast<double>(aCenter.Y())/TWIPS_PER_CM; + } + else + { + m_aTransformData.fOffsetX = fOffsetX; + m_aTransformData.fOffsetY = fOffsetY; + } + + m_aTransformData.fOffsetX += fLeftMargin; + m_aTransformData.fOffsetY += fTopMargin; + m_aTransformData.fLeftMargin = fLeftMargin; + m_aTransformData.fTopMargin = fTopMargin; + } + } + + if (nRecCount > m_pStream->remainingSize()) + { + SAL_WARN("lwp", "stream too short for claimed no of records"); + nRecCount = m_pStream->remainingSize(); + } + + //load draw object + for (unsigned short i = 0; i < nRecCount; i++) + { + rtl::Reference<XFFrame> xXFDrawObj = CreateDrawObject(); + if (xXFDrawObj) + { + pDrawObjVector->push_back(xXFDrawObj); + } + } +} + +/** + * @descr when we encounter a group object the function will be called to create a XF-drawgroup object + * the corresponding drawing objects. + * @param pDrawObjVector a container which will contains the created drawing object of XF-Model. + */ +rtl::Reference<XFDrawGroup> LwpSdwGroupLoaderV0102::CreateDrawGroupObject() +{ + //flag + unsigned char BinSignature[2]; + if (m_pStream->ReadBytes(BinSignature, 2) != 2) + return nullptr; + if (BinSignature[0] != 'S' || BinSignature[1] != 'M') + return nullptr; + //version + unsigned short nVersion(0); + m_pStream->ReadUInt16(nVersion); + if (nVersion<0x0102) + return nullptr; + // topObj, botObj + m_pStream->SeekRel(4); + //record count + unsigned short nRecCount(0); + m_pStream->ReadUInt16(nRecCount); + // selCount + m_pStream->SeekRel(2); + //boundrect + unsigned short left(0),top(0),right(0),bottom(0); + m_pStream->ReadUInt16(left); + m_pStream->ReadUInt16(top); + m_pStream->ReadUInt16(right); + m_pStream->ReadUInt16(bottom); + // fileSize + m_pStream->SeekRel(2); + + rtl::Reference<XFDrawGroup> xXFDrawGroup(new XFDrawGroup()); + + if (nRecCount > m_pStream->remainingSize()) + { + SAL_WARN("lwp", "stream too short for claimed no of records"); + nRecCount = m_pStream->remainingSize(); + } + + //load draw object + for (unsigned short i = 0; i < nRecCount; i++) + { + rtl::Reference<XFFrame> xXFDrawObj = CreateDrawObject(); + + if (xXFDrawObj) + { + if (xXFDrawObj->GetFrameType() == enumXFFrameImage) + { + m_pDrawObjVector->push_back(xXFDrawObj); + } + else + { + xXFDrawGroup->Add(xXFDrawObj.get()); + } + } + } + + return xXFDrawGroup; +} + +/** + * @descr Create the XF-drawing objects according to the object type read from bento stream. + * @return the created XF-drawing objects. + */ +rtl::Reference<XFFrame> LwpSdwGroupLoaderV0102::CreateDrawObject() +{ + //record type + unsigned char recType(0); + m_pStream->ReadUChar(recType); + + std::unique_ptr<LwpDrawObj> pDrawObj; + rtl::Reference<XFFrame> xRetObject; + + switch(recType) + { + case OT_PERPLINE://fall-through + case OT_LINE: + { + pDrawObj.reset(new LwpDrawLine(m_pStream, &m_aTransformData)); + break; + } + case OT_POLYLINE: + { + pDrawObj.reset(new LwpDrawPolyLine(m_pStream, &m_aTransformData)); + break; + } + case OT_POLYGON: + { + pDrawObj.reset(new LwpDrawPolygon(m_pStream, &m_aTransformData)); + pDrawObj->SetObjectType(OT_POLYGON); + break; + } + case OT_SQUARE://fall-through + case OT_RECT: + { + pDrawObj.reset(new LwpDrawRectangle(m_pStream, &m_aTransformData)); + break; + } + case OT_RNDSQUARE://fall-through + case OT_RNDRECT: + { + pDrawObj.reset(new LwpDrawRectangle(m_pStream, &m_aTransformData)); + pDrawObj->SetObjectType(OT_RNDRECT); + break; + } + case OT_CIRCLE://fall-through + case OT_OVAL: + { + pDrawObj.reset(new LwpDrawEllipse(m_pStream, &m_aTransformData)); + break; + } + case OT_ARC: + { + pDrawObj.reset(new LwpDrawArc(m_pStream, &m_aTransformData)); + break; + } + case OT_TEXT: + { + pDrawObj.reset(new LwpDrawTextBox(m_pStream)); + break; + } + case OT_TEXTART: + { + pDrawObj.reset(new LwpDrawTextArt(m_pStream, &m_aTransformData)); + pDrawObj->SetObjectType(OT_TEXTART); + break; + } + case OT_GROUP: + { + m_pStream->SeekRel(2); + // read out the object header + pDrawObj.reset(new LwpDrawGroup(m_pStream)); + + xRetObject = CreateDrawGroupObject(); + + if (xRetObject) + { + // set anchor type + xRetObject->SetAnchorType(enumXFAnchorFrame); + } + break; + } + case OT_CHART://fall-through + case OT_METAFILE://fall-through + case OT_METAFILEIMG: + { + LwpDrawMetafile aMeta(m_pStream); + break; + } + case OT_BITMAP: + pDrawObj.reset(new LwpDrawBitmap(m_pStream)); + pDrawObj->SetObjectType(OT_BITMAP); + break; + } + + // we don't need create the corresponding XF-object of a group object. + if (pDrawObj && recType != OT_GROUP) + { + xRetObject = pDrawObj->CreateXFDrawObject(); + } + + return xRetObject; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |