/* -*- 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 .
*/ #ifndef INCLUDED_SW_INC_SWREGION_HXX #define INCLUDED_SW_INC_SWREGION_HXX
#include <vector>
#include"swrect.hxx"
typedef std::vector<SwRect> SwRects;
// A collection of rectangles within a given area (origin). // One way to use is to initially set rStartRect, which will set the origin // and the rectangles to rStartRect, and then use operator-= to punch holes. // Other way to use is to use empty constructor, call ChangeOrigin() and // then use operator+= to add rectangles, possibly followed by final // LimitToOrigin() and Compress(). The second way should be faster than // the first way followed by Invert(). class SwRegionRects : public SwRects
{
SwRect m_aOrigin; // Origin area, limits the total area e.g. for Invert()
public: // Sets rStartRect as the first element and also the origin area. explicit SwRegionRects( const SwRect& rStartRect, sal_uInt16 nInit = 20 ); // Empty constructor, does not set elements or origin area. You may // most likely want to call ChangeOrigin() afterwards. explicit SwRegionRects( sal_uInt16 nInit = 20 );
// For punching from aOrigin. void operator-=( const SwRect& rRect ); voidoperator+=( const SwRect& rRect );
// From holes to areas, from areas to holes, within the origin area. void Invert();
// Ensures all rectangles are within the origin area. void LimitToOrigin();
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