#include "pch.hpp"
#include "Layer.h"

class Layerstack {

    public:
        Layerstack() {}

        ~Layerstack() {
            while(!lstack.empty()) {
                pop();
            }
        }

        void push(Layer* l) { lstack.push_front(l); }

        void pop() {
            Layer* l = lstack.front();
            lstack.pop_front();
            delete l;
        }

        void renderAll() {
            for(Layer* l : lstack)
                l->onRender();
        }

    private:

        std::list<Layer*> lstack;
};