97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// RulerSpec class definition
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//
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// A ruler descriptor
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//
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// QATSH Copyright 2009 Jean-Philippe MEURET <jpmeuret@free.fr>
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#ifndef RULERSPEC_H
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#define RULERSPEC_H
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#include <QtCore/Qt>
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#include <QtCore/QList>
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class RulerSpec
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{
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public:
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// Note: Orientations, directions conventions are the standard mathematics ones.
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// Orientation (Horizontal / Vertical).
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typedef enum { eHorizontal = 0, eVertical } EOrientation;
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// Side of the marks (Negative = Left / Bottom, Positive = Right / Up).
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typedef enum { eNegativeSide = 0, ePositiveSide } ESide;
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// Direction (Negative = Left / Bottom, Positive = Right / Up).
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typedef enum { eNegative = 0, ePositive } EDirection;
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RulerSpec();
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RulerSpec(EOrientation eOrientation, EDirection eDirection, ESide eMarksSide,
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double dMinValue, double dMaxValue,
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double dBaseOffset, double dBaseStep, double dLevelDivisor,
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const QList<double>& qlSecondDivisors, const QList<double>& qlSecondSizes);
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EOrientation orientation() const;
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void setOrientation(EOrientation eOrientation);
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ESide marksSide() const;
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void setMarksSide(ESide eSide);
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EDirection direction() const;
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void setDirection(EDirection eDirection);
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double minValue() const;
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void setMinValue(double dValue);
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double maxValue() const;
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void setMaxValue(double dValue);
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double baseOffset() const;
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void setBaseOffset(double dOffset);
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double baseStep() const;
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void setBaseStep(double dOffset);
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double levelDivisor() const;
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void setLevelDivisor(double dDivisor);
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const QList<double>& secondaryDivisors() const;
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void setSecondaryDivisors(const QList<double>& qlDivisors);
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const QList<double>& secondaryMarksSizes() const;
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void setSecondaryMarksSizes(const QList<double>& qlDivisors);
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void reset(EOrientation eOrientation, EDirection eDirection, ESide eMarksSide,
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double dMinValue, double dMaxValue,
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double dBaseOffset, double dBaseStep, double dLevelDivisor,
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const QList<double>& qlSecondDivisors, const QList<double>& qlSecondSizes);
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protected:
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void resetBaseScale(double dMinValue, double dMaxValue,
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double dBaseOffset, double dBaseStep);
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private:
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EOrientation _eOrientation;
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EDirection _eDirection;
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ESide _eMarksSide;
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double _dMinValue;
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double _dMaxValue;
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double _dBaseOffset; // First mark at dMinValue+dBaseOffset (level 0)
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double _dBaseStep; // Second mark at dMinValue+dBaseOffset+dBaseStep, third ... (level 0)
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double _dLevelDivisor; // Division factor to apply to step from level N to level N+1
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// Division factor to apply to step for each secondary scale, at a given level.
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QList<double> _qlSecondDivisors;
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// Size of secondary scale marks, whatever level, relative to the main scale marks ]0, 1]
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QList<double> _qlSecondSizes;
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};
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#endif // RULERSPEC_H
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