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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _CHART2_TICKMARKS_EQUIDISTANT_HXX
#define _CHART2_TICKMARKS_EQUIDISTANT_HXX
#include "Tickmarks.hxx"
//.............................................................................
namespace chart
{
//.............................................................................
using ::basegfx::B2DVector;
//-----------------------------------------------------------------------------
/**
*/
class EquidistantTickIter : public TickIter
{
public:
EquidistantTickIter( const ::com::sun::star::uno::Sequence<
::com::sun::star::uno::Sequence< double > >& rTicks
, const ExplicitIncrementData& rIncrement
, sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 );
EquidistantTickIter( ::std::vector< ::std::vector< TickInfo > >& rTickInfos
, const ExplicitIncrementData& rIncrement
, sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 );
virtual ~EquidistantTickIter();
virtual double* firstValue();
virtual double* nextValue();
virtual TickInfo* firstInfo();
virtual TickInfo* nextInfo();
sal_Int32 getCurrentDepth() const { return m_nCurrentDepth; }
protected:
bool gotoIndex( sal_Int32 nTickIndex );
sal_Int32 getCurrentIndex() const;
sal_Int32 getMaxIndex() const;
private: //methods
sal_Int32 getIntervalCount( sal_Int32 nDepth );
bool isAtLastPartTick();
void initIter( sal_Int32 nMinDepth, sal_Int32 nMaxDepth );
sal_Int32 getStartDepth() const;
bool gotoFirst();
bool gotoNext();
double getTickValue(sal_Int32 nDepth, sal_Int32 nIndex) const
{
if(m_pSimpleTicks)
return (*m_pSimpleTicks)[nDepth][nIndex];
else
return (((*m_pInfoTicks)[nDepth])[nIndex]).fScaledTickValue;
}
sal_Int32 getTickCount( sal_Int32 nDepth ) const
{
if(m_pSimpleTicks)
return (*m_pSimpleTicks)[nDepth].getLength();
else
return (*m_pInfoTicks)[nDepth].size();
}
sal_Int32 getMaxDepth() const
{
if(m_pSimpleTicks)
return (*m_pSimpleTicks).getLength()-1;
else
return (*m_pInfoTicks).size()-1;
}
private: //member
const ::com::sun::star::uno::Sequence<
::com::sun::star::uno::Sequence< double > >* m_pSimpleTicks;
::std::vector< ::std::vector< TickInfo > >* m_pInfoTicks;
const ExplicitIncrementData& m_rIncrement;
//iteration from m_nMinDepth to m_nMaxDepth
sal_Int32 m_nMinDepth;
sal_Int32 m_nMaxDepth;
sal_Int32 m_nTickCount;
sal_Int32* m_pnPositions; //current positions in the different sequences
sal_Int32* m_pnPreParentCount; //the tickmarks do not start with a major tick always,
//the PreParentCount states for each depth how many subtickmarks are available in front of the first parent tickmark
bool* m_pbIntervalFinished;
sal_Int32 m_nCurrentDepth;
sal_Int32 m_nCurrentPos;
double m_fCurrentValue;
};
class EquidistantTickFactory
{
public:
EquidistantTickFactory(
const ExplicitScaleData& rScale
, const ExplicitIncrementData& rIncrement );
~EquidistantTickFactory();
void getAllTicks( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const;
void getAllTicksShifted( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const;
static double getMinimumAtIncrement( double fMin, const ExplicitIncrementData& rIncrement );
static double getMaximumAtIncrement( double fMax, const ExplicitIncrementData& rIncrement );
private: //methods
void addSubTicks( sal_Int32 nDepth,
::com::sun::star::uno::Sequence<
::com::sun::star::uno::Sequence< double > >& rParentTicks ) const;
double* getMajorTick( sal_Int32 nTick ) const;
double* getMinorTick( sal_Int32 nTick, sal_Int32 nDepth
, double fStartParentTick, double fNextParentTick ) const;
sal_Int32 getMaxTickCount( sal_Int32 nDepth = 0 ) const;
sal_Int32 getTickDepth() const;
bool isVisible( double fValue ) const;
bool isWithinOuterBorder( double fScaledValue ) const; //all within the outer major tick marks
private: //member
ExplicitScaleData m_rScale;
ExplicitIncrementData m_rIncrement;
::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling >
m_xInverseScaling;
//minimum and maximum of the visible range after scaling
double m_fScaledVisibleMin;
double m_fScaledVisibleMax;
double* m_pfCurrentValues;
//major-tick positions that may lay outside the visible range but complete partly visible intervals at the borders
double m_fOuterMajorTickBorderMin;
double m_fOuterMajorTickBorderMax;
double m_fOuterMajorTickBorderMin_Scaled;
double m_fOuterMajorTickBorderMax_Scaled;
};
//.............................................................................
} //namespace chart
//.............................................................................
#endif
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