/*
  lesson3.cpp
  Cone3D GFX with SDL lesson 3.
  Made by Marius Andra 2001
  http://cone3d.gamedev.net

  You can use the code for anything you like.
  Even in a commercial project.
  But please let me know where it ends up.
  I'm just curious. That's all.
*/

#include <stdio.h>
#include <stdlib.h>
#include "CSprite2.h"
#include "CSpriteBase2.h"
///*
//#include "CSprite.cpp"      // not
//#include "CSpriteBase.cpp" // not
///* no
#include <SDL\Sdl.h>
// /*  no
SDL_Surface *screen, *back;
CSpriteBase vikingbase;
CSpriteBase sunbase;
CSprite vikings1;
CSprite vikings2;
CSprite sun;

SDL_Surface * ImageLoad(char *file)
{
  SDL_Surface *temp1, *temp2;
  temp1 = SDL_LoadBMP(file);
  temp2 = SDL_DisplayFormat(temp1);
  SDL_FreeSurface(temp1);
  return temp2;
}

int InitImages()
{
  back = ImageLoad("data/bg.bmp");
  return 0;
}

void DrawIMG(SDL_Surface *img, int x, int y)
{
  SDL_Rect dest;
  dest.x = x;
  dest.y = y;
  SDL_BlitSurface(img, NULL, screen, &dest);
}

void DrawBG()
{
  DrawIMG(back, 0, 0);
}

void DrawScene()
{
  sun.clearBG();
  vikings1.clearBG();
  vikings2.clearBG();

  sun.updateBG();
  vikings1.updateBG();
  vikings2.updateBG();

  sun.draw();
  vikings1.draw();
  vikings2.draw();
  SDL_Flip(screen);
}

int main(int argc, char *argv[])
{
  Uint8* keys;

  if ( SDL_Init(SDL_INIT_AUDIO|SDL_INIT_VIDEO) < 0 )
  {
    printf("Unable to init SDL: %s\n", SDL_GetError());
    exit(1);
  }
  atexit(SDL_Quit);

  screen=SDL_SetVideoMode(640,480,32,SDL_SWSURFACE|SDL_FULLSCREEN|SDL_HWPALETTE);
  if ( screen == NULL )
  {
    printf("Unable to set 640x480 video: %s\n", SDL_GetError());
    exit(1);
  }

  vikingbase.init("data/vikings");
  sunbase.init("data/sun");

  sun.init(&sunbase,screen);
  sun.set(480,50);
  sun.setSpeed(0.00005);

  vikings1.init(&vikingbase,screen);
  vikings1.set(150,300);
  vikings1.setSpeed(25);

  vikings2.init(&vikingbase,screen);
  vikings2.set(350,300);
  vikings2.setSpeed(0.0025);

  SDL_ShowCursor(0);

  InitImages();
  DrawBG();

  int done=0;

  while(done == 0)
  {
    SDL_Event event;

    while ( SDL_PollEvent(&event) )
    {
      if ( event.type == SDL_QUIT )  {  done = 1;  }

      if ( event.type == SDL_KEYDOWN )
      {
        if ( event.key.keysym.sym == SDLK_ESCAPE ) { done = 1; }
        if ( event.key.keysym.sym == SDLK_SPACE ) { sun.toggleAnim(); }
      }
    }
    keys = SDL_GetKeyState(NULL);

    if ( keys[SDLK_UP] ) { vikings1.yadd(-1); }
    if ( keys[SDLK_DOWN] ) { vikings1.yadd(1); }
    if ( keys[SDLK_LEFT] ) { vikings1.xadd(-1); }
    if ( keys[SDLK_RIGHT] ) { vikings1.xadd(1); }

    DrawScene();
  }
  return 0;
}

//*/