#ifdef G_OS_WIN32
  #define WIN32_LEAN_AND_MEAN 1
  #include <windows.h>
#else
  #define FALSE 0
  #define TRUE !FALSE
#endif

#include <iostream>

#include <math.h>
#include <GL/glut.h>

#include "message_queue.h"
#include "message_input.h"
#include "menu.h"

#include "C_MatchBloxEngine.h"

#define SCREEN_WIDTH  640
#define SCREEN_HEIGHT 480

#define KEY_ESCAPE 27


C_MatchBloxEngine *g_pEngine;

void init_gl(void)
{
  GLfloat l_fLightpos[4] = {0.0, 1.0, 1.0, 0.0};
  glClearColor(1, 0.4, 0.2, 1.0);
  glClearDepth(1000.0);
  glShadeModel(GL_SMOOTH);
  glEnable(GL_DEPTH_TEST);
  glEnable(GL_LIGHTING);
  glEnable(GL_LIGHT0);
  glLightfv(GL_LIGHT0, GL_POSITION, l_fLightpos);
  glEnable(GL_NORMALIZE);
  glDisable(GL_TEXTURE_2D);
  
  glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
} // init_gl

void idle_func(void)
{
  //call engine idle func
  MenuRun();

  glutPostRedisplay();
}

void render_scene(void)
{
  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

  g_pEngine->Render(glutGet(GLUT_ELAPSED_TIME));

  MenuRender();

  glutSwapBuffers();

} // render_scene

void reshape(int w, int h)
{
  //set the new viewport dimension
  glViewport(0, 0, w, h);
  glMatrixMode(GL_PROJECTION);
  glLoadIdentity();
  gluPerspective(90.0, ((GLdouble)h)/((GLdouble)w), 0.5, 100.0);
  glTranslated(0.0, 0.0, -0.5);
  glMatrixMode(GL_MODELVIEW);
  glLoadIdentity();
}

void process_normal_keys(unsigned char key, int x, int y)
{
  struct messageq_s message;
  struct input_payload_keyboard payload;

  message.recipient = MESSAGE_MENU | MESSAGE_RENDERER;
  message.sender = MESSAGE_INPUT_KEYBOARD;

  switch (key)
  {
    case KEY_ESCAPE:
      exit(0);
    break;
    case 'n':
      g_pEngine->Abort();
      g_pEngine->NewGame(0, 0, BS_LARGE);
    break;
  }

  payload.specialkey = FALSE;
  payload.key = (int)key;
  payload.modifier = glutGetModifiers();
  payload.x = x;
  payload.y = y;

  message.payload = (struct input_payload_keyboard *)&payload;
  message.payload_size = sizeof(payload);
  messageq_send(&message);
} // process_normal_keys



void process_special_keys(int key, int x, int y)
{
  switch (key)
  {
	  // do sumting
  }


} // process_special_keys



void process_mouse(int button, int state, int x, int y)
{
  MenuMouseClick(button, state, x, y);
} // process_mouse



void process_passive_mouse(int x, int y)
{
  MenuMouseMove(x, y);
} // process_passive_mouse



int main(int argc, char **argv)
{
  messageq_init();

  glutInit(&argc, argv);
  glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
  glutInitWindowSize(SCREEN_WIDTH, SCREEN_HEIGHT);
  glutCreateWindow("MatchBlox");

  glutReshapeFunc(reshape);
  glutDisplayFunc(render_scene);
  glutIdleFunc(idle_func);
  glutKeyboardFunc(process_normal_keys);
  glutSpecialFunc(process_special_keys);
  glutMouseFunc(process_mouse);
  glutPassiveMotionFunc(process_passive_mouse);
  glutSetCursor(GLUT_CURSOR_NONE);  

  init_gl();
  MenuInit(SCREEN_WIDTH, SCREEN_HEIGHT);

  g_pEngine = new C_MatchBloxEngine("models", "");
  
  glutMainLoop();

  return 0;

} // main