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29 lines
614 B
C++
29 lines
614 B
C++
#ifndef COORDINATESYSTEM_H
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#define COORDINATESYSTEM_H
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#include <QDebug>
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class CoordinateSystem
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{
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public:
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enum AxisOrder {Unknown, XY, YX};
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CoordinateSystem() : _axisOrder(Unknown) {}
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CoordinateSystem(AxisOrder axisOrder) : _axisOrder(axisOrder) {}
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CoordinateSystem(int code);
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bool isNull() const {return (_axisOrder == Unknown);}
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bool isValid() const {return (_axisOrder != Unknown);}
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AxisOrder axisOrder() const {return _axisOrder;}
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private:
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AxisOrder _axisOrder;
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};
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#ifndef QT_NO_DEBUG
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QDebug operator<<(QDebug dbg, const CoordinateSystem &cs);
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#endif // QT_NO_DEBUG
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#endif // COORDINATESYSTEM_H
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