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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ConnectionLine.hxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: rt $ $Date: 2005-09-08 15:15:35 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef DBAUI_CONNECTIONLINE_HXX
#define DBAUI_CONNECTIONLINE_HXX
#ifndef _SV_GEN_HXX
#include <tools/gen.hxx>
#endif
#ifndef _STRING_HXX
#include <tools/string.hxx>
#endif
#ifndef DBAUI_CONNECTIONLINEDATA_HXX
#include "ConnectionLineData.hxx"
#endif
#include <functional>
class SvLBoxEntry;
class OutputDevice;
namespace dbaui
{
//==================================================================
// ConnData ---------->* ConnLineData
// ^1 ^1
// | |
// Conn ---------->* ConnLine
//==================================================================
/*
the class OConnectionLine represents the graphical line between the to two windows
**/
class OConnectionLineData;
class OTableConnection;
class OTableWindow;
class OConnectionLine
{
OTableConnection* m_pTabConn;
OConnectionLineDataRef m_pData;
SvLBoxEntry* m_pSourceEntry;
SvLBoxEntry* m_pDestEntry;
Point m_aSourceConnPos,
m_aDestConnPos;
Point m_aSourceDescrLinePos,
m_aDestDescrLinePos;
public:
OConnectionLine( OTableConnection* pConn, const String& rSourceFieldName = String(),
const String& rDestFieldName = String() );
OConnectionLine( OTableConnection* pConn, OConnectionLineDataRef pLineData );
OConnectionLine( const OConnectionLine& rLine );
virtual ~OConnectionLine();
virtual OConnectionLine& operator=( const OConnectionLine& rLine );
Rectangle GetBoundingRect();
BOOL RecalcLine();
void Draw( OutputDevice* pOutDev );
bool CheckHit( const Point& rMousePos ) const;
String GetSourceFieldName() const { return m_pData->GetSourceFieldName(); }
String GetDestFieldName() const { return m_pData->GetDestFieldName(); }
void SetSourceFieldName( const String& rSourceFieldName );
void SetDestFieldName( const String& rDestFieldName );
BOOL Connect( const String& rSourceFieldName, const String& rDestFieldName );
BOOL IsValid() const;
Rectangle GetSourceTextPos() const;
Rectangle GetDestTextPos() const;
OConnectionLineDataRef GetData() const { return m_pData; }
Point getMidPoint() const;
};
/// unary_function Functor object for class OConnectionLine returntype is void
/// draws a connectionline object on outputdevice
struct TConnectionLineDrawFunctor : ::std::unary_function<OConnectionLine*,void>
{
OutputDevice* pDevice;
TConnectionLineDrawFunctor(OutputDevice* _pDevice)
{
pDevice = _pDevice;
}
inline void operator()(OConnectionLine* _pLine)
{
_pLine->Draw(pDevice);
}
};
/// binary_function Functor object for class OConnectionLine returntype is bool
/// checks if the point is on connectionline
struct TConnectionLineCheckHitFunctor : ::std::binary_function<OConnectionLine*,Point,bool>
{
inline bool operator()(const OConnectionLine* lhs,const Point& rhs) const
{
return lhs->IsValid() && lhs->CheckHit(rhs);
}
};
}
#endif // DBAUI_CONNECTIONLINE_HXX
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