#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <SDL.h>
#include <SDL_framerate.h>

#include <lo/lo.h>

#include "osc_graphics.h"
#include "osc_server.h"

#include "layer.h"
#include "layer_box.h"
#include "layer_image.h"
#include "layer_video.h"

/*
 * Default values
 */
#define SCREEN_WIDTH	640
#define SCREEN_HEIGHT	480
#define FRAMERATE	20 /* Hz */
#define PORT		"7770"

/*
 * Declarations
 */
SDL_Surface *screen;

OSCServer osc_server(PORT);
LayerList layers;

int config_dump_osc = 0;

static inline void
sdl_process_events(void)
{
	SDL_Event event;

	while (SDL_PollEvent(&event)) {
		switch (event.type) {
		case SDL_KEYDOWN:
			switch (event.key.keysym.sym) {
			case SDLK_F11:
				if (!SDL_WM_ToggleFullScreen(screen)) {
					SDL_ERROR("SDL_WM_ToggleFullScreen");
					exit(EXIT_FAILURE);
				}
				break;

			case SDLK_F10:
				SDL_ShowCursor(!SDL_ShowCursor(SDL_QUERY));
				break;

			case SDLK_F9:
				config_dump_osc ^= 1;
				break;

			case SDLK_ESCAPE:
				exit(EXIT_SUCCESS);

			default:
				break;
			}
			break;

		case SDL_QUIT:
			exit(EXIT_SUCCESS);

		default:
			break;
		}
	}
}

#define REGISTER_LAYER(CLASS) \
	osc_server.register_layer(CLASS::ctor_info.name, \
				  CLASS::ctor_info.types, \
				  CLASS::ctor_osc)

int
main(int argc, char **argv)
{
	FPSmanager fpsm;

	if (SDL_Init(SDL_INIT_VIDEO)) {
		SDL_ERROR("SDL_Init");
		return EXIT_FAILURE;
	}
	atexit(SDL_Quit);

	SDL_WM_SetCaption("OSC Graphics", NULL);

	screen = SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32,
				  SDL_HWSURFACE | SDL_DOUBLEBUF);
	if (screen == NULL) {
		SDL_ERROR("SDL_SetVideoMode");
		return EXIT_FAILURE;
	}

	REGISTER_LAYER(LayerImage);
	REGISTER_LAYER(LayerVideo);
	REGISTER_LAYER(LayerBox);

	osc_server.start();

	SDL_initFramerate(&fpsm);
	SDL_setFramerate(&fpsm, FRAMERATE);

	for (;;) {
		sdl_process_events();

		layers.render(screen);

		SDL_Flip(screen);
		SDL_framerateDelay(&fpsm);
	}

	/* never reached */
	return EXIT_FAILURE;
}