RSnapRestriction.h

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#ifndef RSNAPRESTRICTION_H
#define RSNAPRESTRICTION_H

#include "RVector.h"

class RSnapRestriction {
public:
    RSnapRestriction() : lastSnap(RVector::invalid) {}
    virtual ~RSnapRestriction() {}

    virtual RVector restrictSnap(const RVector& position, const RVector& relativeZero) = 0;

    virtual void showUiOptions() {}
    virtual void hideUiOptions() {}

    RVector getLastSnap() const {
        return lastSnap;
    }

    void reset() {
        lastSnap = RVector::invalid;
    }

protected:
    RVector lastSnap;
};

Q_DECLARE_METATYPE(RSnapRestriction*)

#endif