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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 _SDR_POLYPOLYGONEDITOR_HXX_
      21                 :            : #define _SDR_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: */