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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 <memory>
#include <undoback.hxx>
#include <sdpage.hxx>
#include <sdresid.hxx>
#include <strings.hrc>
#include <com/sun/star/drawing/FillStyle.hpp>
#include <svl/itemset.hxx>
#include <svx/xdef.hxx>
#include <svx/xfillit0.hxx>
SdBackgroundObjUndoAction::SdBackgroundObjUndoAction(
SdDrawDocument& rDoc,
SdPage& rPage,
const SfxItemSet& rItemSet)
: SdUndoAction(&rDoc),
mrPage(rPage),
mpItemSet(std::make_unique<SfxItemSet>(rItemSet)),
mbHasFillBitmap(false)
{
OUString aString( SdResId( STR_UNDO_CHANGE_PAGEFORMAT ) );
SetComment( aString );
saveFillBitmap(*mpItemSet);
}
void SdBackgroundObjUndoAction::ImplRestoreBackgroundObj()
{
std::unique_ptr<SfxItemSet> pNew = std::make_unique<SfxItemSet>(mrPage.getSdrPageProperties().GetItemSet());
mrPage.getSdrPageProperties().ClearItem();
if (bool(mpFillBitmapItem))
restoreFillBitmap(*mpItemSet);
mpFillBitmapItem.reset();
mbHasFillBitmap = false;
mrPage.getSdrPageProperties().PutItemSet(*mpItemSet);
mpItemSet = std::move(pNew);
saveFillBitmap(*mpItemSet);
// tell the page that it's visualization has changed
mrPage.ActionChanged();
}
void SdBackgroundObjUndoAction::Undo()
{
ImplRestoreBackgroundObj();
}
void SdBackgroundObjUndoAction::Redo()
{
ImplRestoreBackgroundObj();
}
SdUndoAction* SdBackgroundObjUndoAction::Clone() const
{
std::unique_ptr<SdBackgroundObjUndoAction> pCopy = std::make_unique<SdBackgroundObjUndoAction>(*mpDoc, mrPage, *mpItemSet);
if (mpFillBitmapItem)
pCopy->mpFillBitmapItem.reset(mpFillBitmapItem->Clone());
pCopy->mbHasFillBitmap = mbHasFillBitmap;
return pCopy.release();
}
void SdBackgroundObjUndoAction::saveFillBitmap(SfxItemSet &rItemSet)
{
const SfxPoolItem *pItem = nullptr;
if (rItemSet.GetItemState(XATTR_FILLBITMAP, false, &pItem) == SfxItemState::SET)
mpFillBitmapItem.reset(pItem->Clone());
if (bool(mpFillBitmapItem))
{
if (rItemSet.GetItemState(XATTR_FILLSTYLE, false, &pItem) == SfxItemState::SET)
mbHasFillBitmap = static_cast<const XFillStyleItem*>(pItem)->GetValue() == css::drawing::FillStyle_BITMAP;
rItemSet.ClearItem(XATTR_FILLBITMAP);
if (mbHasFillBitmap)
rItemSet.ClearItem(XATTR_FILLSTYLE);
}
}
void SdBackgroundObjUndoAction::restoreFillBitmap(SfxItemSet &rItemSet)
{
rItemSet.Put(*mpFillBitmapItem);
if (mbHasFillBitmap)
rItemSet.Put(XFillStyleItem(css::drawing::FillStyle_BITMAP));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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