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loongoffice/sc/source/ui/app/client.cxx
Noel Grandin e2080e70fe new compilerplugin returnbyref 
Find places where we are returning a pointer to something, where we can
be returning a reference.
e.g.
   class A {
     struct X x;
     public X* getX() { return &x; }
   }
which can be:
     public X& getX() { return x; }

Change-Id: I796fd23fd36a18aedf6e36bc28f8fab4f518c6c7
2014-06-24 11:34:21 +02:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <com/sun/star/embed/XEmbeddedObject.hpp>
#include <com/sun/star/embed/NoVisualAreaSizeException.hpp>
#include <toolkit/helper/vclunohelper.hxx>
#include <sfx2/objsh.hxx>
#include <sfx2/viewfrm.hxx>
#include <svx/svditer.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdoole2.hxx>
#include <svx/svdview.hxx>
#include <svx/svdograf.hxx>
#include <svtools/embedhlp.hxx>
#include "client.hxx"
#include "tabvwsh.hxx"
#include "docsh.hxx"
#include <gridwin.hxx>
using namespace com::sun::star;
ScClient::ScClient( ScTabViewShell* pViewShell, Window* pDraw, SdrModel* pSdrModel, SdrOle2Obj* pObj ) :
SfxInPlaceClient( pViewShell, pDraw, pObj->GetAspect() ),
pModel( pSdrModel ),
pGrafEdit( 0 )
{
SetObject( pObj->GetObjRef() );
}
ScClient::~ScClient()
{
}
SdrOle2Obj* ScClient::GetDrawObj()
{
uno::Reference < embed::XEmbeddedObject > xObj = GetObject();
SdrOle2Obj* pOle2Obj = NULL;
OUString aName = GetViewShell()->GetObjectShell()->GetEmbeddedObjectContainer().GetEmbeddedObjectName( xObj );
sal_uInt16 nPages = pModel->GetPageCount();
for (sal_uInt16 nPNr=0; nPNr<nPages && !pOle2Obj; nPNr++)
{
SdrPage* pPage = pModel->GetPage(nPNr);
SdrObjListIter aIter( *pPage, IM_DEEPNOGROUPS );
SdrObject* pObject = aIter.Next();
while (pObject && !pOle2Obj)
{
if ( pObject->GetObjIdentifier() == OBJ_OLE2 )
{
// name from InfoObject is PersistName
if ( ((SdrOle2Obj*)pObject)->GetPersistName() == aName )
pOle2Obj = (SdrOle2Obj*)pObject;
}
pObject = aIter.Next();
}
}
return pOle2Obj;
}
void ScClient::RequestNewObjectArea( Rectangle& aLogicRect )
{
SfxViewShell* pSfxViewSh = GetViewShell();
ScTabViewShell* pViewSh = PTR_CAST( ScTabViewShell, pSfxViewSh );
if (!pViewSh)
{
OSL_FAIL("Wrong ViewShell");
return;
}
Rectangle aOldRect = GetObjArea();
SdrOle2Obj* pDrawObj = GetDrawObj();
if ( pDrawObj )
{
if ( pDrawObj->IsResizeProtect() )
aLogicRect.SetSize( aOldRect.GetSize() );
if ( pDrawObj->IsMoveProtect() )
aLogicRect.SetPos( aOldRect.TopLeft() );
}
sal_uInt16 nTab = pViewSh->GetViewData().GetTabNo();
SdrPage* pPage = pModel->GetPage(static_cast<sal_uInt16>(static_cast<sal_Int16>(nTab)));
if ( pPage && aLogicRect != aOldRect )
{
Point aPos;
Size aSize = pPage->GetSize();
if ( aSize.Width() < 0 )
{
aPos.X() = aSize.Width() + 1; // negative
aSize.Width() = -aSize.Width(); // positive
}
Rectangle aPageRect( aPos, aSize );
if (aLogicRect.Right() > aPageRect.Right())
{
long nDiff = aLogicRect.Right() - aPageRect.Right();
aLogicRect.Left() -= nDiff;
aLogicRect.Right() -= nDiff;
}
if (aLogicRect.Bottom() > aPageRect.Bottom())
{
long nDiff = aLogicRect.Bottom() - aPageRect.Bottom();
aLogicRect.Top() -= nDiff;
aLogicRect.Bottom() -= nDiff;
}
if (aLogicRect.Left() < aPageRect.Left())
{
long nDiff = aLogicRect.Left() - aPageRect.Left();
aLogicRect.Right() -= nDiff;
aLogicRect.Left() -= nDiff;
}
if (aLogicRect.Top() < aPageRect.Top())
{
long nDiff = aLogicRect.Top() - aPageRect.Top();
aLogicRect.Bottom() -= nDiff;
aLogicRect.Top() -= nDiff;
}
}
}
void ScClient::ObjectAreaChanged()
{
SfxViewShell* pSfxViewSh = GetViewShell();
ScTabViewShell* pViewSh = PTR_CAST( ScTabViewShell, pSfxViewSh );
if (!pViewSh)
{
OSL_FAIL("Wrong ViewShell");
return;
}
// Take over position and size into document
SdrOle2Obj* pDrawObj = GetDrawObj();
if (pDrawObj)
{
Rectangle aNewRectangle(GetScaledObjArea());
// #i118524# if sheared/rotated, center to non-rotated LogicRect
pDrawObj->setSuppressSetVisAreaSize(true);
if(pDrawObj->GetGeoStat().nDrehWink || pDrawObj->GetGeoStat().nShearWink)
{
pDrawObj->SetLogicRect( aNewRectangle );
const Rectangle& rBoundRect = pDrawObj->GetCurrentBoundRect();
const Point aDelta(aNewRectangle.Center() - rBoundRect.Center());
aNewRectangle.Move(aDelta.X(), aDelta.Y());
}
pDrawObj->SetLogicRect( aNewRectangle );
pDrawObj->setSuppressSetVisAreaSize(false);
// set document modified (SdrModel::SetChanged is not used)
// TODO/LATER: is there a reason that this code is not executed in Draw?
// SfxViewShell* pSfxViewSh = GetViewShell();
// ScTabViewShell* pViewSh = PTR_CAST( ScTabViewShell, pSfxViewSh );
if (pViewSh)
pViewSh->GetViewData().GetDocShell()->SetDrawModified();
}
if (pDrawObj)
pViewSh->ScrollToObject( pDrawObj );
}
void ScClient::ViewChanged()
{
if ( GetAspect() == embed::Aspects::MSOLE_ICON )
{
// the iconified object seems not to need such a scaling handling
// since the replacement image and the size a completely controlled by the container
// TODO/LATER: when the icon exchange is implemented the scaling handling might be required again here
return;
}
uno::Reference < embed::XEmbeddedObject > xObj = GetObject();
// TODO/LEAN: working with Visual Area can switch object to running state
awt::Size aSz;
try {
aSz = xObj->getVisualAreaSize( GetAspect() );
} catch ( embed::NoVisualAreaSizeException& )
{
OSL_FAIL("The visual area size must be available!\n");
}
MapUnit aMapUnit = VCLUnoHelper::UnoEmbed2VCLMapUnit( xObj->getMapUnit( GetAspect() ) );
Size aVisSize = OutputDevice::LogicToLogic( Size( aSz.Width, aSz.Height ), aMapUnit, MAP_100TH_MM );
// Take over position and size into document
SdrOle2Obj* pDrawObj = GetDrawObj();
if (pDrawObj)
{
Rectangle aLogicRect = pDrawObj->GetLogicRect();
Fraction aFractX = GetScaleWidth();
Fraction aFractY = GetScaleHeight();
aFractX *= aVisSize.Width();
aFractY *= aVisSize.Height();
aVisSize = Size( (long) aFractX, (long) aFractY ); // Scaled for Draw model
// pClientData->SetObjArea before pDrawObj->SetLogicRect, so that we don't
// calculate wrong scalings:
//Rectangle aObjArea = aLogicRect;
//aObjArea.SetSize( aVisSize ); // Document size from the server
//SetObjArea( aObjArea );
SfxViewShell* pSfxViewSh = GetViewShell();
ScTabViewShell* pViewSh = PTR_CAST( ScTabViewShell, pSfxViewSh );
if ( pViewSh )
{
Window* pWin = pViewSh->GetActiveWin();
if ( pWin->LogicToPixel( aVisSize ) != pWin->LogicToPixel( aLogicRect.GetSize() ) )
{
aLogicRect.SetSize( aVisSize );
pDrawObj->SetLogicRect( aLogicRect );
// set document modified (SdrModel::SetChanged is not used)
pViewSh->GetViewData().GetDocShell()->SetDrawModified();
}
}
}
}
void ScClient::MakeVisible()
{
SdrOle2Obj* pDrawObj = GetDrawObj();
if (pDrawObj)
{
SfxViewShell* pSfxViewSh = GetViewShell();
ScTabViewShell* pViewSh = PTR_CAST( ScTabViewShell, pSfxViewSh );
if (pViewSh)
pViewSh->ScrollToObject( pDrawObj );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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