Line data    Source code

       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             : #ifndef DBAUI_CONNECTIONLINE_HXX
      20             : #define DBAUI_CONNECTIONLINE_HXX
      21             : 
      22             : #include <tools/gen.hxx>
      23             : #include <tools/string.hxx>
      24             : #include "ConnectionLineData.hxx"
      25             : #include <functional>
      26             : 
      27             : class OutputDevice;
      28             : namespace dbaui
      29             : {
      30             : 
      31             :     //==================================================================
      32             :     // ConnData     ---------->*    ConnLineData
      33             :     //    ^1                            ^1
      34             :     //    |                             |
      35             :     //  Conn        ---------->*    ConnLine
      36             :     //==================================================================
      37             : 
      38             :     /*
      39             :         the class OConnectionLine represents the graphical line between the to two windows
      40             :     **/
      41             :     class OTableConnection;
      42             :     class OConnectionLine
      43             :     {
      44             :         OTableConnection*       m_pTabConn;
      45             :         OConnectionLineDataRef  m_pData;
      46             : 
      47             :         Point                   m_aSourceConnPos,
      48             :                                 m_aDestConnPos;
      49             :         Point                   m_aSourceDescrLinePos,
      50             :                                 m_aDestDescrLinePos;
      51             :     public:
      52             :         OConnectionLine( OTableConnection* pConn, OConnectionLineDataRef pLineData );
      53             :         OConnectionLine( const OConnectionLine& rLine );
      54             :         virtual ~OConnectionLine();
      55             : 
      56             :         OConnectionLine& operator=( const OConnectionLine& rLine );
      57             : 
      58             :         Rectangle           GetBoundingRect();
      59             :         sal_Bool                RecalcLine();
      60             :         void                Draw( OutputDevice* pOutDev );
      61             :         bool                CheckHit( const Point& rMousePos ) const;
      62             :         String              GetSourceFieldName() const { return m_pData->GetSourceFieldName(); }
      63             :         String              GetDestFieldName() const { return m_pData->GetDestFieldName(); }
      64             : 
      65             :         sal_Bool                IsValid() const;
      66             : 
      67             :         Rectangle           GetSourceTextPos() const;
      68             :         Rectangle           GetDestTextPos() const;
      69             : 
      70           0 :         OConnectionLineDataRef  GetData() const { return m_pData; }
      71             : 
      72             :         Point               getMidPoint() const;
      73             :     };
      74             :     /// unary_function Functor object for class OConnectionLine returntype is void
      75             :     /// draws a connectionline object on outputdevice
      76             :     struct TConnectionLineDrawFunctor : ::std::unary_function<OConnectionLine*,void>
      77             :     {
      78             :         OutputDevice* pDevice;
      79           0 :         TConnectionLineDrawFunctor(OutputDevice* _pDevice)
      80           0 :         {
      81           0 :             pDevice = _pDevice;
      82           0 :         }
      83           0 :         inline void operator()(OConnectionLine* _pLine)
      84             :         {
      85           0 :             _pLine->Draw(pDevice);
      86           0 :         }
      87             :     };
      88             :     /// binary_function Functor object for class OConnectionLine returntype is bool
      89             :     /// checks if the point is on connectionline
      90             :     struct TConnectionLineCheckHitFunctor : ::std::binary_function<OConnectionLine*,Point,bool>
      91             :     {
      92           0 :         inline bool operator()(const OConnectionLine* lhs,const Point& rhs) const
      93             :         {
      94           0 :             return lhs->CheckHit(rhs);
      95             :         }
      96             :     };
      97             : 
      98             : }
      99             : #endif // DBAUI_CONNECTIONLINE_HXX
     100             : 
     101             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */