ed7d1c49c0
See tdf#94879 for motivation. Change-Id: Ibac67e7f8535b231f63a01b7e572595f5b91a996 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/158368 Reviewed-by: Miklos Vajna <vmiklos@collabora.com> Tested-by: Jenkins
94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <com/sun/star/uno/Any.hxx>
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#include <svx/svxdllapi.h>
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#include <svx/svdtypes.hxx>
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/*
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Stores a bitfield of the layer values that have been set.
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*/
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class SVXCORE_DLLPUBLIC SdrLayerIDSet final
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{
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// For now, have up to 256 layers
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sal_uInt8 m_aData[32];
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public:
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explicit SdrLayerIDSet(bool bInitVal = false)
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{
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memset(m_aData, bInitVal ? 0xFF : 0x00, sizeof(m_aData));
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}
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bool operator!=(const SdrLayerIDSet& rCmpSet) const
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{
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return (memcmp(m_aData, rCmpSet.m_aData, sizeof(m_aData))!=0);
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}
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void Set(SdrLayerID a)
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{
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const sal_Int16 nId = a.get();
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if (nId >= 0 && nId < 256)
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m_aData[nId / 8] |= 1 << (nId % 8);
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}
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void Clear(SdrLayerID a)
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{
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const sal_Int16 nId = a.get();
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if (nId >= 0 && nId < 256)
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m_aData[nId / 8] &= ~(1 << (nId % 8));
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}
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void Set(SdrLayerID a, bool b)
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{
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if(b)
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Set(a);
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else
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Clear(a);
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}
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bool IsSet(SdrLayerID a) const
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{
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const sal_Int16 nId = a.get();
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return nId >= 0 && nId < 256 && (m_aData[nId / 8] & 1 << nId % 8) != 0;
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}
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void SetAll()
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{
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memset(m_aData, 0xFF, sizeof(m_aData));
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}
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void ClearAll()
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{
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memset(m_aData, 0x00, sizeof(m_aData));
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}
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bool IsEmpty() const;
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void operator&=(const SdrLayerIDSet& r2ndSet);
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// initialize this set with a UNO sequence of sal_Int8 (e.g. as stored in settings.xml)
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void PutValue(const css::uno::Any & rAny);
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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