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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 * * for a copy of the LGPLv3 License. * ************************************************************************/ #ifndef _CHART2_TICKMARKHELPER_HXX #define _CHART2_TICKMARKHELPER_HXX #include "TickmarkProperties.hxx" #include "VAxisProperties.hxx" #include #include #include #include #include #include #include //............................................................................. namespace chart { //............................................................................. using ::basegfx::B2DVector; //----------------------------------------------------------------------------- /** */ struct TickInfo { double fScaledTickValue; double fUnscaledTickValue; ::basegfx::B2DVector aTickScreenPosition; bool bPaintIt; ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape > xTextShape; //methods: TickInfo(); void updateUnscaledValue( const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling >& xInverseScaling ); }; class TickIter { public: TickIter( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< double > >& rTicks , const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement , sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 ); TickIter( ::std::vector< ::std::vector< TickInfo > >& rTickInfos , const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement , sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 ); virtual ~TickIter(); 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 ::com::sun::star::chart2::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 TickmarkHelper { public: TickmarkHelper( const ::com::sun::star::chart2::ExplicitScaleData& rScale , const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement ); virtual ~TickmarkHelper(); virtual TickmarkHelper* createShiftedTickmarkHelper() const; void getAllTicks( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; void getAllTicksShifted( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; // static double getMinimumAtIncrement( double fMin, const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement ); static double getMaximumAtIncrement( double fMax, const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement ); protected: //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 virtual void updateScreenValues( ::std::vector< ::std::vector< TickInfo > >& /*rAllTickInfos*/ ) const {} virtual void hideIdenticalScreenValues( ::std::vector< ::std::vector< TickInfo > >& /*rAllTickInfos*/ ) const {} protected: //member ::com::sun::star::chart2::ExplicitScaleData m_rScale; ::com::sun::star::chart2::ExplicitIncrementData m_rIncrement; ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling > m_xInverseScaling; 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; //minimum and maximum of the visible range after scaling double m_fScaledVisibleMin; double m_fScaledVisibleMax; }; class TickmarkHelper_2D : public TickmarkHelper { public: TickmarkHelper_2D( const ::com::sun::star::chart2::ExplicitScaleData& rScale , const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement , const ::basegfx::B2DVector& rStartScreenPos, const ::basegfx::B2DVector& rEndScreenPos , const ::basegfx::B2DVector& rAxisLineToLabelLineShift ); //, double fStrech_SceneToScreen, double fOffset_SceneToScreen ); virtual ~TickmarkHelper_2D(); virtual TickmarkHelper* createShiftedTickmarkHelper() const; static sal_Int32 getTickScreenDistance( TickIter& rIter ); void createPointSequenceForAxisMainLine( ::com::sun::star::drawing::PointSequenceSequence& rPoints ) const; void addPointSequenceForTickLine( ::com::sun::star::drawing::PointSequenceSequence& rPoints , sal_Int32 nSequenceIndex , double fScaledLogicTickValue, double fInnerDirectionSign , const TickmarkProperties& rTickmarkProperties, bool bPlaceAtLabels ) const; ::basegfx::B2DVector getDistanceAxisTickToText( const AxisProperties& rAxisProperties ) const; virtual void updateScreenValues( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; virtual void hideIdenticalScreenValues( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; bool isHorizontalAxis() const; bool isVerticalAxis() const; protected: //methods ::basegfx::B2DVector getTickScreenPosition2D( double fScaledLogicTickValue ) const; private: //member ::basegfx::B2DVector m_aAxisStartScreenPosition2D; ::basegfx::B2DVector m_aAxisEndScreenPosition2D; //labels might be posioned high or low on the border of the diagram far away from the axis //add this vector to go from the axis line to the label line (border of the diagram) ::basegfx::B2DVector m_aAxisLineToLabelLineShift; double m_fStrech_LogicToScreen; double m_fOffset_LogicToScreen; }; class TickmarkHelper_3D : public TickmarkHelper { public: TickmarkHelper_3D( const ::com::sun::star::chart2::ExplicitScaleData& rScale , const ::com::sun::star::chart2::ExplicitIncrementData& rIncrement ); virtual ~TickmarkHelper_3D(); virtual TickmarkHelper* createShiftedTickmarkHelper() const; }; //............................................................................. } //namespace chart //............................................................................. #endif