#ifndef GAME_H
#define GAME_H

class Game {
private:
    SDL_Event   _ev;
    bool        _isRunning;
public:
    Game();
    ~Game();

    void        run();
};

#endif

/*
 * Graphics.cpp
 * Holds info for dealing with game's graphics
 *
 *
 */

#include <SDL2/SDL.h>
#include <iostream>

#include "Graphics.h"
#include "functions.h"

Graphics::Graphics() :
    _windowTitle            ("SDL2 project"),
    _windowWidth            (640),
    _windowHeight           (480),
    _renderingDriverIndex   (-1),                                                   // get the index of the first graphics driver available(?)
    _rendererFlags          (SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC)  // use GPU, VSYNC
{
    _window=        SDL_CreateWindow(_windowTitle, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, _windowWidth, _windowHeight, SDL_WINDOW_SHOWN);
    if(_window == 0){
        printError("SDL_CreateWindow");
        SDL_Quit();
    }

    _renderer=              SDL_CreateRenderer(_window, _renderingDriverIndex, _rendererFlags);
    if(_renderer == NULL){
        printError("SDL_CreateRenderer");
        SDL_Quit();
    }
}

Graphics::~Graphics() {
    SDL_DestroyWindow(_window);
    SDL_DestroyRenderer(_renderer);
}

void Graphics::changeWindowSize(int width, int height){
    SDL_SetWindowSize(_window, width, height);
}

SDL_Renderer* Graphics::getRenderer(){
    return _renderer;
}

int Graphics::getWindowWidth(){
    return _windowWidth;
}

int Graphics::getWindowHeight(){
    return _windowHeight;
}


Layer::Layer(SDL_Renderer* renderer, int width, int height) :
    _texture(SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, width, height))
{

}

Layer::~Layer(){
    SDL_DestroyTexture(_texture);
}

SDL_Texture* Layer::getTexture(){
    return _texture;
}

/*
 * functions.h
 *
 */

#ifndef FUNCTIONS_H
#define FUNCTIONS_H

void printError(const char* errorMessage);

#endif /* FUNCTIONS_H */

/*
 * functions.cpp
 *
 */

#include <SDL2/SDL_log.h>
#include <SDL2/SDL_error.h>
#include <iostream>

#include "functions.h"

void printError(const char* errorMessage){
    std::cout << errorMessage << " error: " << SDL_GetError() << std::endl;
    SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, errorMessage, " error: %sn", SDL_GetError());
}

/*
 * main.cpp
 * Entry point for game
 *
 */

#include <SDL2/SDL.h>
#include <iostream>

#include "Game.h"
#include "functions.h"

int main(int argc, char* argv[]) {
    Game game;
    game.run();

    return 0;
}