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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
      21             : #define INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
      22             : 
      23             : #include <svx/svxdllapi.h>
      24             : 
      25             : #include <svx/ipolypolygoneditorcontroller.hxx>
      26             : 
      27             : #include <basegfx/polygon/b2dpolypolygon.hxx>
      28             : #include <set>
      29             : 
      30             : namespace sdr
      31             : {
      32             : 
      33             : /** this class implements some helper functions to edit a B2DPolyPolygon */
      34           0 : class SVX_DLLPUBLIC PolyPolygonEditor
      35             : {
      36             : public:
      37             :     PolyPolygonEditor( const basegfx::B2DPolyPolygon& rPolyPolygon, bool bClosed );
      38             : 
      39           0 :     const basegfx::B2DPolyPolygon& GetPolyPolygon() const { return maPolyPolygon; }
      40             : 
      41             :     /** returns true if the B2DPolyPolygon was changed.
      42             :         Warning: B2DPolyPolygon can be empty after this operation!
      43             :     */
      44             :     bool DeletePoints( const std::set< sal_uInt16 >& rAbsPoints );
      45             : 
      46             :     /** returns true if the B2DPolyPolygon was changed.
      47             :     */
      48             :     bool SetSegmentsKind(SdrPathSegmentKind eKind, const std::set< sal_uInt16 >& rAbsPoints);
      49             : 
      50             :     /** returns true if the B2DPolyPolygon was changed.
      51             :     */
      52             :     bool SetPointsSmooth( basegfx::B2VectorContinuity eFlags, const std::set< sal_uInt16 >& rAbsPoints);
      53             : 
      54             :     /** Outputs the realative position ( polygon number and point number in that polygon ) from the absolut point number.
      55             :         False is returned if the given absolute point is greater not inside this B2DPolyPolygon
      56             :     */
      57             :     static bool GetRelativePolyPoint( const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum );
      58             : 
      59             : private:
      60             :     basegfx::B2DPolyPolygon maPolyPolygon;
      61             :     bool mbIsClosed;
      62             : };
      63             : 
      64             : }
      65             : 
      66             : #endif
      67             : 
      68             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */