function_operation_node.hpp

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#pragma once
#ifndef _FUNCTION_OPERATION_NODE_HPP
#define _FUNCTION_OPERATION_NODE_HPP


#include "settings.hpp"
#include "stnode.hpp"


class GeoObject;

namespace eval {

namespace op {

enum FunctionEnum
{
    // Simple (...)
    Nothing,

    // Canonical
    Boolean,
    Str,
    Num,

    // Mathematics
    Sqrt,
    Int,
    Not,
    //Metric,
    //ZMetric,

    // Functions
    Tag,
    Cond,
    Colgen
};

}




class FunctionOperationNode
    : public STNode
{
public:
    typedef STNode base_type;
    typedef base_type::node_ptr node_ptr;

    FunctionOperationNode(const node_ptr& enclosed);
    FunctionOperationNode(op::FunctionEnum operation, const std::vector<node_ptr>& enclosed);
    
    virtual string eval(GeoObject* obj) const;
private:
    op::FunctionEnum operation;
    std::vector<node_ptr> enclosed;
};




}


#endif