componentresourcepath.h

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
#pragma once
 
#include "utility/errorstate.h"
#include <string>
#include <vector>
 
namespace nap
{
    class Entity;
 
    class ComponentResourcePath
    {
    public:
        ComponentResourcePath() = default;
 
        ComponentResourcePath(const Entity& root);
        
        const Entity& getRoot() const { return *mRoot; }
 
        void push(int childIndex);
 
        void pop();
 
        void pushComponent(const std::string& component);
    
        void popComponent();
 
        static bool fromString(const Entity& root, const std::string& path, ComponentResourcePath& resolvedPath, utility::ErrorState& errorState);
 
        bool operator==(const ComponentResourcePath& other) const;
 
    private:
        const Entity*       mRoot = nullptr;        
        std::vector<int>    mPath;                  
        std::string         mCurrentComponent;      
    };
}