From 267c6f2ac71f92999e969232431ba04678e7437e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 07:54:39 +0200
Subject: Adding upstream version 4:24.2.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 sd/source/ui/func/undoback.cxx | 105 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 sd/source/ui/func/undoback.cxx

(limited to 'sd/source/ui/func/undoback.cxx')

diff --git a/sd/source/ui/func/undoback.cxx b/sd/source/ui/func/undoback.cxx
new file mode 100644
index 0000000000..768ca2ec2f
--- /dev/null
+++ b/sd/source/ui/func/undoback.cxx
@@ -0,0 +1,105 @@
+/* -*- 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>
+#include <svx/xbtmpit.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)
+{
+    if (const XFillBitmapItem *pItem = rItemSet.GetItemIfSet(XATTR_FILLBITMAP, false))
+        mpFillBitmapItem.reset(pItem->Clone());
+    if (bool(mpFillBitmapItem))
+    {
+        if (const XFillStyleItem* pItem = rItemSet.GetItemIfSet(XATTR_FILLSTYLE, false))
+            mbHasFillBitmap = 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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