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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 #ifndef _CHART2_TICKMARKS_EQUIDISTANT_HXX 28 #define _CHART2_TICKMARKS_EQUIDISTANT_HXX 29 30 #include "Tickmarks.hxx" 31 32 //............................................................................. 33 namespace chart 34 { 35 //............................................................................. 36 37 using ::basegfx::B2DVector; 38 //----------------------------------------------------------------------------- 39 /** 40 */ 41 42 class EquidistantTickIter : public TickIter 43 { 44 public: 45 EquidistantTickIter( const ::com::sun::star::uno::Sequence< 46 ::com::sun::star::uno::Sequence< double > >& rTicks 47 , const ExplicitIncrementData& rIncrement 48 , sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 ); 49 EquidistantTickIter( ::std::vector< ::std::vector< TickInfo > >& rTickInfos 50 , const ExplicitIncrementData& rIncrement 51 , sal_Int32 nMinDepth=0, sal_Int32 nMaxDepth=-1 ); 52 virtual ~EquidistantTickIter(); 53 54 virtual double* firstValue(); 55 virtual double* nextValue(); 56 57 virtual TickInfo* firstInfo(); 58 virtual TickInfo* nextInfo(); 59 60 sal_Int32 getCurrentDepth() const { return m_nCurrentDepth; } 61 62 protected: 63 bool gotoIndex( sal_Int32 nTickIndex ); 64 sal_Int32 getCurrentIndex() const; 65 sal_Int32 getMaxIndex() const; 66 67 private: //methods 68 sal_Int32 getIntervalCount( sal_Int32 nDepth ); 69 bool isAtLastPartTick(); 70 71 void initIter( sal_Int32 nMinDepth, sal_Int32 nMaxDepth ); 72 sal_Int32 getStartDepth() const; 73 74 bool gotoFirst(); 75 bool gotoNext(); 76 77 78 double getTickValue(sal_Int32 nDepth, sal_Int32 nIndex) const 79 { 80 if(m_pSimpleTicks) 81 return (*m_pSimpleTicks)[nDepth][nIndex]; 82 else 83 return (((*m_pInfoTicks)[nDepth])[nIndex]).fScaledTickValue; 84 } 85 sal_Int32 getTickCount( sal_Int32 nDepth ) const 86 { 87 if(m_pSimpleTicks) 88 return (*m_pSimpleTicks)[nDepth].getLength(); 89 else 90 return (*m_pInfoTicks)[nDepth].size(); 91 } 92 sal_Int32 getMaxDepth() const 93 { 94 if(m_pSimpleTicks) 95 return (*m_pSimpleTicks).getLength()-1; 96 else 97 return (*m_pInfoTicks).size()-1; 98 } 99 100 private: //member 101 const ::com::sun::star::uno::Sequence< 102 ::com::sun::star::uno::Sequence< double > >* m_pSimpleTicks; 103 ::std::vector< ::std::vector< TickInfo > >* m_pInfoTicks; 104 const ExplicitIncrementData& m_rIncrement; 105 //iteration from m_nMinDepth to m_nMaxDepth 106 sal_Int32 m_nMinDepth; 107 sal_Int32 m_nMaxDepth; 108 sal_Int32 m_nTickCount; 109 sal_Int32* m_pnPositions; //current positions in the different sequences 110 sal_Int32* m_pnPreParentCount; //the tickmarks do not start with a major tick always, 111 //the PreParentCount states for each depth how many subtickmarks are available in front of the first parent tickmark 112 bool* m_pbIntervalFinished; 113 sal_Int32 m_nCurrentDepth; 114 sal_Int32 m_nCurrentPos; 115 double m_fCurrentValue; 116 }; 117 118 class EquidistantTickFactory 119 { 120 public: 121 EquidistantTickFactory( 122 const ExplicitScaleData& rScale 123 , const ExplicitIncrementData& rIncrement ); 124 ~EquidistantTickFactory(); 125 126 void getAllTicks( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; 127 void getAllTicksShifted( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const; 128 129 static double getMinimumAtIncrement( double fMin, const ExplicitIncrementData& rIncrement ); 130 static double getMaximumAtIncrement( double fMax, const ExplicitIncrementData& rIncrement ); 131 132 private: //methods 133 void addSubTicks( sal_Int32 nDepth, 134 ::com::sun::star::uno::Sequence< 135 ::com::sun::star::uno::Sequence< double > >& rParentTicks ) const; 136 double* getMajorTick( sal_Int32 nTick ) const; 137 double* getMinorTick( sal_Int32 nTick, sal_Int32 nDepth 138 , double fStartParentTick, double fNextParentTick ) const; 139 sal_Int32 getMaxTickCount( sal_Int32 nDepth = 0 ) const; 140 sal_Int32 getTickDepth() const; 141 142 bool isVisible( double fValue ) const; 143 bool isWithinOuterBorder( double fScaledValue ) const; //all within the outer major tick marks 144 145 private: //member 146 ExplicitScaleData m_rScale; 147 ExplicitIncrementData m_rIncrement; 148 ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling > 149 m_xInverseScaling; 150 151 //minimum and maximum of the visible range after scaling 152 double m_fScaledVisibleMin; 153 double m_fScaledVisibleMax; 154 155 double* m_pfCurrentValues; 156 //major-tick positions that may lay outside the visible range but complete partly visible intervals at the borders 157 double m_fOuterMajorTickBorderMin; 158 double m_fOuterMajorTickBorderMax; 159 double m_fOuterMajorTickBorderMin_Scaled; 160 double m_fOuterMajorTickBorderMax_Scaled; 161 }; 162 163 //............................................................................. 164 } //namespace chart 165 //............................................................................. 166 #endif 167