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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 .
*/
#ifndef _SDR_POLYPOLYGONEDITOR_HXX_
#define _SDR_POLYPOLYGONEDITOR_HXX_
#include "svx/svxdllapi.h"
#include "svx/ipolypolygoneditorcontroller.hxx"
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <set>
namespace sdr
{
/** this class implements some helper functions to edit a B2DPolyPolygon */
class SVX_DLLPUBLIC PolyPolygonEditor
{
public:
PolyPolygonEditor( const basegfx::B2DPolyPolygon& rPolyPolygon, bool bClosed );
const basegfx::B2DPolyPolygon& GetPolyPolygon() const { return maPolyPolygon; }
/** returns true if the B2DPolyPolygon was changed.
Warning: B2DPolyPolygon can be empty after this operation!
*/
bool DeletePoints( const std::set< sal_uInt16 >& rAbsPoints );
/** returns true if the B2DPolyPolygon was changed.
*/
bool SetSegmentsKind(SdrPathSegmentKind eKind, const std::set< sal_uInt16 >& rAbsPoints);
/** returns true if the B2DPolyPolygon was changed.
*/
bool SetPointsSmooth( basegfx::B2VectorContinuity eFlags, const std::set< sal_uInt16 >& rAbsPoints);
/** Outputs the realative position ( polygon number and point number in that polygon ) from the absolut point number.
False is returned if the given absolute point is greater not inside this B2DPolyPolygon
*/
static bool GetRelativePolyPoint( const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum );
private:
basegfx::B2DPolyPolygon maPolyPolygon;
bool mbIsClosed;
};
}
#endif
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