#include "SDL.h"
#include "SDL_ttf.h"

int main( int argc, char* args[] )
{
    //Start SDL
    SDL_Init( SDL_INIT_EVERYTHING );
	TTF_Init();

	//Font stuff
	TTF_Font* font = TTF_OpenFont("Arial.ttf", 32);

	//Creates game screen and image object
	SDL_Surface* screen, *image, *text;
	screen = SDL_SetVideoMode(640, 480, 32, SDL_SWSURFACE);

	//Creates game loop
	bool running = true;

	//Creates text
	SDL_Color color3 = {0xff, 0xff, 0xff};
    text = TTF_RenderText_Blended(font, "Hello World!", color3);

	//FPS variables
	const int FPS = 100;
	Uint32 start;

	//Direction variable
	bool direction[4] = {0, 0, 0, 0};

	//Rectangle structure
	SDL_Rect rect;
	Uint32 colour = SDL_MapRGB(screen->format, 0xff, 0x00, 0x00);
	Uint32 colour2 = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
	rect.x = 10;
	rect.y = 10;
	rect.w = 20;
	rect.h = 20;

	image = SDL_DisplayFormat(SDL_LoadBMP("170px-Stick_Figure.svg.bmp"));
	SDL_SetColorKey(image, SDL_SRCCOLORKEY, SDL_MapRGB(screen->format, 0x00, 0x00, 0x00));

	while(running)
	{
		start = SDL_GetTicks();

		//Events
		SDL_Event event;
		while(SDL_PollEvent(&event))
		{
			switch(event.type)
			{
				case SDL_QUIT :
					running = false;
					break;

				case SDL_KEYDOWN :
					switch(event.key.keysym.sym)
					{
						case SDLK_UP :
							direction[0] = 1;
							break;

						case SDLK_LEFT :
							direction[1] = 1;
							break;

						case SDLK_DOWN :
							direction[2] = 1;
							break;

						case SDLK_RIGHT :
							direction[3] = 1;
							break;
					}
					break;

				case SDL_KEYUP :
					switch(event.key.keysym.sym)
					{
						case SDLK_UP :
							direction[0] = 0;
							break;

						case SDLK_LEFT :
							direction[1] = 0;
							break;

						case SDLK_DOWN :
							direction[2] = 0;
							break;

						case SDLK_RIGHT :
							direction[3] = 0;
							break;
					}
					break;
			}
		}

		if(direction[0])
			rect.y--;
		if(direction[1])
			rect.x--;
		if(direction[2])
			rect.y++;
		if(direction[3])
			rect.x++;

		//Draws rectangle
		//SDL_FillRect(screen, &screen->clip_rect, colour2);
		//SDL_FillRect(screen, &rect, colour);

		SDL_BlitSurface(image, NULL, screen, NULL);
		//SDL_BlitSurface(text, NULL, screen, NULL);

		//Writes to screen
		SDL_Flip(screen);

		//Controls FPS
		if ((1000/FPS) > (SDL_GetTicks() - start))
			SDL_Delay((1000/FPS) - (SDL_GetTicks() - start));
	}

    //Quit SDL
	SDL_FreeSurface(text);
	TTF_CloseFont(font);
	SDL_FreeSurface(image);
	TTF_Quit();
    SDL_Quit();

    return 0;
}