/* -*- 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 .
*/
// access with converters, the asked data will be created from the most // valuable data, buffered and returned
tools::PolyPolygon GetAsPolyPolygon() const;
basegfx::B2DPolyPolygon GetAsB2DPolyPolygon() const; const RegionBand* GetAsRegionBand() const;
/* workaround: faster conversion for PolyPolygons * if half of the Polygons contained in rPolyPoly are actually * rectangles, then the returned vcl::Region will be constructed by * XOr'ing the contained Polygons together; in the case of * only Rectangles this can be up to eight times faster than * Region( const tools::PolyPolygon& ). * Caution: this is only useful if the vcl::Region is known to be * changed to rectangles; e.g. if being set as clip region
*/ static vcl::Region GetRegionFromPolyPolygon( const tools::PolyPolygon& rPolyPoly );
};
template< typename charT, typename traits > inline std::basic_ostream<charT, traits> & operator <<(
std::basic_ostream<charT, traits> & stream, const Region& rRegion)
{ if (rRegion.IsEmpty()) return stream << "EMPTY"; if (rRegion.getB2DPolyPolygon()) return stream << "B2DPolyPolygon("
<< *rRegion.getB2DPolyPolygon()
<< ")"; if (rRegion.getPolyPolygon()) return stream << "PolyPolygon("
<< *rRegion.getPolyPolygon()
<< ")"; if (rRegion.getRegionBand())
{ // inlined because RegionBand is private to vcl
stream << "RegionBand(";
RectangleVector rects;
rRegion.GetRegionRectangles(rects); if (rects.empty())
stream << "EMPTY"; for (size_t i = 0; i < rects.size(); ++i)
stream << "[" << i << "] " << rects[i];
stream << ")";
} return stream;
}
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