#include <time.h>
#include "soc.h"
#include "plat_gp2x.h"

static void menu_main_plat_draw(void)
{
	static time_t last_bat_read = 0;
	static int last_bat_val = -1;
	unsigned short *bp = g_screen_ptr;
	int bat_h = me_mfont_h * 2 / 3;
	int i, u, w, wfill, batt_val;
	struct tm *tmp;
	time_t ltime;
	char time_s[16];

	if (!(currentConfig.EmuOpt & EOPT_SHOW_RTC))
		return;

	ltime = time(NULL);
	tmp = gmtime(&ltime);
	strftime(time_s, sizeof(time_s), "%H:%M", tmp);

	text_out16(g_screen_width - me_mfont_w * 6, me_mfont_h + 2, time_s);

	if (ltime - last_bat_read > 10) {
		last_bat_read = ltime;
		last_bat_val = batt_val = gp2x_read_battery();
	}
	else
		batt_val = last_bat_val;

	if (batt_val < 0 || batt_val > 100)
		return;

	/* battery info */
	bp += (me_mfont_h * 2 + 2) * g_screen_width + g_screen_width - me_mfont_w * 3 - 3;
	for (i = 0; i < me_mfont_w * 2; i++)
		bp[i] = menu_text_color;
	for (i = 0; i < me_mfont_w * 2; i++)
		bp[i + g_screen_width * bat_h] = menu_text_color;
	for (i = 0; i <= bat_h; i++)
		bp[i * g_screen_width] =
		bp[i * g_screen_width + me_mfont_w * 2] = menu_text_color;
	for (i = 2; i < bat_h - 1; i++)
		bp[i * g_screen_width - 1] =
		bp[i * g_screen_width - 2] = menu_text_color;

	w = me_mfont_w * 2 - 1;
	wfill = batt_val * w / 100;
	for (u = 1; u < bat_h; u++)
		for (i = 0; i < wfill; i++)
			bp[(w - i) + g_screen_width * u] = menu_text_color;
}

// ------------ gfx options menu ------------

static const char *mgn_aopt_gamma(int id, int *offs)
{
	sprintf(static_buff, "%i.%02i", currentConfig.gamma / 100, currentConfig.gamma % 100);
	return static_buff;
}


const char *men_scaling_opts[] = { "OFF", "software", "hardware", NULL };

#define MENU_OPTIONS_GFX \
	mee_enum      ("Horizontal scaling",       MA_OPT_SCALING,        currentConfig.scaling, men_scaling_opts), \
	mee_enum      ("Vertical scaling",         MA_OPT_VSCALING,       currentConfig.vscaling, men_scaling_opts), \
	mee_onoff     ("Tearing Fix",              MA_OPT_TEARING_FIX,    currentConfig.EmuOpt, EOPT_WIZ_TEAR_FIX), \
	mee_range_cust("Gamma correction",         MA_OPT2_GAMMA,         currentConfig.gamma, 1, 300, mgn_aopt_gamma), \
	mee_onoff     ("A_SN's gamma curve",       MA_OPT2_A_SN_GAMMA,    currentConfig.EmuOpt, EOPT_A_SN_GAMMA), \
	mee_onoff     ("Vsync",                    MA_OPT2_VSYNC,         currentConfig.EmuOpt, EOPT_VSYNC),

#define MENU_OPTIONS_ADV \
	mee_onoff     ("Use second CPU for sound", MA_OPT_ARM940_SOUND,   PicoOpt, POPT_EXT_FM), \
	mee_onoff     ("RAM overclock",            MA_OPT2_RAMTIMINGS,    currentConfig.EmuOpt, EOPT_RAM_TIMINGS), \
	mee_onoff     ("MMU hack",                 MA_OPT2_SQUIDGEHACK,   currentConfig.EmuOpt, EOPT_MMUHACK), \
	mee_onoff     ("SVP dynarec",              MA_OPT2_SVP_DYNAREC,   PicoOpt, POPT_EN_SVP_DRC), \
	mee_onoff     ("Status line in main menu", MA_OPT2_STATUS_LINE,   currentConfig.EmuOpt, EOPT_SHOW_RTC),


static menu_entry e_menu_adv_options[];
static menu_entry e_menu_gfx_options[];
static menu_entry e_menu_options[];
static menu_entry e_menu_keyconfig[];

void gp2x_menu_init(void)
{
	static menu_entry *cpu_clk_ent;
	int i;

	i = me_id2offset(e_menu_options, MA_OPT_CPU_CLOCKS);
	cpu_clk_ent = &e_menu_options[i];

	/* disable by default.. */
	me_enable(e_menu_adv_options, MA_OPT_ARM940_SOUND, 0);
	me_enable(e_menu_gfx_options, MA_OPT_TEARING_FIX, 0);
	me_enable(e_menu_gfx_options, MA_OPT2_GAMMA, 0);
	me_enable(e_menu_gfx_options, MA_OPT2_A_SN_GAMMA, 0);

	switch (gp2x_dev_id) {
	case GP2X_DEV_GP2X:
		me_enable(e_menu_adv_options, MA_OPT_ARM940_SOUND, 1);
		me_enable(e_menu_gfx_options, MA_OPT2_GAMMA, 1);
		me_enable(e_menu_gfx_options, MA_OPT2_A_SN_GAMMA, 1);
		cpu_clk_ent->name = "GP2X CPU clocks";
		break;
	case GP2X_DEV_WIZ:
		me_enable(e_menu_gfx_options, MA_OPT_TEARING_FIX, 1);
		cpu_clk_ent->name = "Wiz/Caanoo CPU clock";
		break;
	case GP2X_DEV_CAANOO:
		cpu_clk_ent->name = "Wiz/Caanoo CPU clock";
		break;
	default:
		break;
	}

	if (gp2x_set_cpuclk == NULL)
		cpu_clk_ent->name = "";

	if (gp2x_dev_id != GP2X_DEV_GP2X)
		men_scaling_opts[2] = NULL; /* leave only off and sw */

	if (gp2x_dev_id != GP2X_DEV_CAANOO)
		me_enable(e_menu_keyconfig, MA_CTRL_DEADZONE, 0);
}