/* -*- 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,
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* 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.
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* Contributor(s): _______________________________________
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*
************************************************************************/
#include <tools/stream.hxx>
#include "lwpsdwgrouploaderv0102.hxx"
#include "lwpdrawobj.hxx"
#include <lwptools.hxx>
#include "lwpcharsetmgr.hxx"
#include "lwpgrfobj.hxx"
#include "lwpframelayout.hxx"
#include <xfilter/xfcolor.hxx>
#include <xfilter/xfdrawline.hxx>
#include <xfilter/xfdrawpath.hxx>
#include <xfilter/xfdrawpolyline.hxx>
#include <xfilter/xfdrawrect.hxx>
#include <xfilter/xfdrawpolygon.hxx>
#include <xfilter/xfdrawgroup.hxx>
#include <xfilter/xfdrawstyle.hxx>
#include <xfilter/xfdrawlinestyle.hxx>
#include <xfilter/xfparagraph.hxx>
#include <xfilter/xfstylemanager.hxx>
#include <sal/log.hxx>
LwpSdwGroupLoaderV0102::LwpSdwGroupLoaderV0102(SvStream* pStream, LwpGraphicObject* pGraphicObj)
: m_pStream(pStream)
, m_pGraphicObj(pGraphicObj)
, m_pDrawObjVector(nullptr)
{
}
LwpSdwGroupLoaderV0102::~LwpSdwGroupLoaderV0102()
{
}
/**
* @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
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<long>(left*m_aTransformData.fScaleX + fLeftMargin),
static_cast<long>(top * m_aTransformData.fScaleY + fTopMargin),
static_cast<long>(right * m_aTransformData.fScaleX),
static_cast<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++)
{
XFFrame* pXFDrawObj = CreateDrawObject();
if (pXFDrawObj)
{
pDrawObjVector->push_back(pXFDrawObj);
}
}
}
/**
* @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.
*/
XFDrawGroup* LwpSdwGroupLoaderV0102::CreateDrawGroupObject()
{
//flag
unsigned char BinSignature[2];
m_pStream->ReadBytes(BinSignature, 2);
if (BinSignature[0] != 'S' || BinSignature[1] != 'M')
{
assert(false);
return nullptr;
}
//version
unsigned short nVersion;
m_pStream->ReadUInt16(nVersion);
if (nVersion<0x0102)
{
assert(false);
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);
XFDrawGroup* pXFDrawGroup = 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++)
{
XFFrame* pXFDrawObj = CreateDrawObject();
if (pXFDrawObj)
{
if (pXFDrawObj->GetFrameType() == enumXFFrameImage)
{
m_pDrawObjVector->push_back(pXFDrawObj);
}
else
{
pXFDrawGroup->Add(pXFDrawObj);
}
}
}
return pXFDrawGroup;
}
/**
* @descr Create the XF-drawing objects according to the object type read from bento stream.
* @return the created XF-drawing objects.
*/
XFFrame* LwpSdwGroupLoaderV0102::CreateDrawObject()
{
//record type
unsigned char recType(0);
m_pStream->ReadUChar(recType);
LwpDrawObj* pDrawObj = nullptr;
XFFrame* pRetObjct = nullptr;
switch(recType)
{
case OT_PERPLINE://fall-through
case OT_LINE:
{
pDrawObj = new LwpDrawLine(m_pStream, &m_aTransformData);
break;
}
case OT_POLYLINE:
{
pDrawObj = new LwpDrawPolyLine(m_pStream, &m_aTransformData);
break;
}
case OT_POLYGON:
{
pDrawObj = new LwpDrawPolygon(m_pStream, &m_aTransformData);
pDrawObj->SetObjectType(OT_POLYGON);
break;
}
case OT_SQUARE://fall-through
case OT_RECT:
{
pDrawObj = new LwpDrawRectangle(m_pStream, &m_aTransformData);
break;
}
case OT_RNDSQUARE://fall-through
case OT_RNDRECT:
{
pDrawObj = new LwpDrawRectangle(m_pStream, &m_aTransformData);
pDrawObj->SetObjectType(OT_RNDRECT);
break;
}
case OT_CIRCLE://fall-through
case OT_OVAL:
{
pDrawObj = new LwpDrawEllipse(m_pStream, &m_aTransformData);
break;
}
case OT_ARC:
{
pDrawObj = new LwpDrawArc(m_pStream, &m_aTransformData);
break;
}
case OT_TEXT:
{
pDrawObj = new LwpDrawTextBox(m_pStream);
break;
}
case OT_TEXTART:
{
pDrawObj = new LwpDrawTextArt(m_pStream, &m_aTransformData);
pDrawObj->SetObjectType(OT_TEXTART);
break;
}
case OT_GROUP:
{
m_pStream->SeekRel(2);
// read out the object header
pDrawObj = new LwpDrawGroup(m_pStream);
pRetObjct = CreateDrawGroupObject();
// set anchor type
pRetObjct->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 = 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)
{
pRetObjct = pDrawObj->CreateXFDrawObject();
}
if (pDrawObj)
{
delete pDrawObj;
pDrawObj = nullptr;
}
return pRetObjct;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V773 The 'pRetObjct' pointer was assigned values twice without releasing the memory. A memory leak is possible.