ExprCalculation.hpp

浏览该文件的文档.

 
 
#pragma once
 
#include "AstGlobal.h"
#include "Expr.hpp"
#include "AstUtil/ObjectCalculation.hpp"
 
 
AST_NAMESPACE_BEGIN
 
class AST_SCRIPT_API ExprCalculationBase : public Expr
{
public:
 
 
};
 
 
 
class AST_SCRIPT_API ExprCalculation : public ExprCalculationBase
{
public:
    AST_EXPR(ExprCalculation)
 
    
    static ExprCalculation* New(Object* obj=nullptr, ObjectCalculation* calc=nullptr);
 
 
    ExprCalculation() = default;
    ExprCalculation(Object* obj, ObjectCalculation* calc);
    ~ExprCalculation() = default;
 
    Value* eval() const override;
 
    errc_t setValue(Value* val) override;
 
    std::string getExpression(Object* context=nullptr) const override;
 
public:
    errc_t calculate(double& val) const;
 
public:
    Object* object() const {return object_.get();}
    void setObject(Object* obj);
    
    ObjectCalculation* calculation() const {return calculation_.get();}
    void setCalculation(ObjectCalculation* calc);
private:
    void syncTypeMatched();
private:
    bool                        typeMatched_{false};    
    WeakPtr<Object>             object_;                
    WeakPtr<ObjectCalculation>  calculation_;           
};
 
AST_NAMESPACE_END