/+junk/invaders_vala

using SDL;

using SDLGraphics;

namespace invadersGame{

  class Game : Object{

    private const int SCREEN_HEIGHT = 640;

    private const int SCREEN_WIDTH = 480;

    private const int SCREEN_FPS = 60;

    private const int SCREEN_BPP = 32;

    private uint32 fpsTimer;

    private unowned SDL.Screen screen;

    private GLib.Rand rand;

    private bool eventBool[322];

    private bool isRun;

    public Game(){

      stdout.printf("Running contructor...\n");

      this.isRun = true;

      this.rand = new GLib.Rand();

      for(int i = 0; i < 322; i++) { // init them all to false

        eventBool[i] = false;

      }

    }

    public void mainLoop(){

      initScreen();

      while(this.isRun){

        fpsTimer = SDL.Timer.get_ticks();

        draw();

        process_events();

        if(eventBool[KeySymbol.ESCAPE]){

          stdout.printf("derp!\n");

          this.isRun = false;

        }

        if(SDL.Timer.get_ticks() - fpsTimer < 1000/SCREEN_FPS){

          SDL.Timer.delay(1000/SCREEN_FPS - (SDL.Timer.get_ticks() - fpsTimer));

        }

      }

    }

    public void initScreen(){

      uint32 VideoFlags = SurfaceFlag.DOUBLEBUF

                            | SurfaceFlag.HWACCEL

                            | SurfaceFlag.HWSURFACE;

      this.screen = Screen.set_video_mode (SCREEN_WIDTH, SCREEN_HEIGHT,

                                            SCREEN_BPP, VideoFlags);

      if(this.screen == null){

        stderr.printf("Could not initize video \n");

      }

      SDL.WindowManager.set_caption("Invaders_vala","");

    }

    private void draw(){

      //TODO

      this.screen.flip();

    }

    private void process_events(){

      Event event = Event();

      while(Event.poll(event) != 0){

        switch(event.type){

          case EventType.QUIT:

            stdout.printf("quiting...\n");

            this.isRun = false;

            break;

          case EventType.KEYDOWN:

            stdout.printf("keydown\n");

            this.eventBool[event.key.keysym.sym] = true;

            break;

          case EventType.KEYUP:

            stdout.printf("keyup\n");

            this.eventBool[event.key.keysym.sym] = false;

            break;

        }

      }

    }

  }

}