#pragma once

#include "definition_global.h"

#include "DefinitionNode.h"

namespace paysages {
namespace definition {

class DEFINITIONSHARED_EXPORT Zone : public DefinitionNode {
  public:
    Zone(DefinitionNode *parent = 0);
    virtual ~Zone();

    virtual void save(PackStream *stream) const override;
    virtual void load(PackStream *stream) override;

    virtual void copy(DefinitionNode *destination) const override;

    void clear();

    void setAbsoluteHeight();
    void setRelativeHeight(double min, double middle, double max);

    void getHeightCurve(Curve *curve) const;
    void setHeightCurve(Curve *curve);
    void addHeightRangeQuick(double value, double hardmin, double softmin, double softmax, double hardmax);

    void getSlopeCurve(Curve *curve) const;
    void setSlopeCurve(Curve *curve);
    void addSlopeRangeQuick(double value, double hardmin, double softmin, double softmax, double hardmax);

    double getValue(const Vector3 &location, const Vector3 &normal) const;

  private:
    int absolute_height;
    double relative_height_min;
    double relative_height_middle;
    double relative_height_max;

    Curve *value_by_height;
    Curve *value_by_slope;
};
}
}