//read menu.h

#include "quakedef.h"
#include "winquake.h"

//these are awkward/strange
qboolean M_Options_AlwaysRun (menucheck_t *option, struct menu_s *menu, chk_set_t set)
{
	if (set == CHK_CHECKED)
		return cl_forwardspeed.value > 200;
	else if (cl_forwardspeed.value > 200)
	{
		Cvar_SetValue (&cl_forwardspeed, 200);
		Cvar_SetValue (&cl_backspeed, 200);
		return false;
	}
	else
	{
		Cvar_SetValue (&cl_forwardspeed, 400);
		Cvar_SetValue (&cl_backspeed, 400);
		return true;
	}	
}
qboolean M_Options_InvertMouse (menucheck_t *option, struct menu_s *menu, chk_set_t set)
{
	if (set == CHK_CHECKED)
		return m_pitch.value < 0;
	else
	{
		Cvar_SetValue (&m_pitch, -m_pitch.value);
		return m_pitch.value < 0;
	}	
}

//options menu.
void M_Menu_Options_f (void)
{
	int mgt;
	extern cvar_t cl_standardchat;
	extern cvar_t cl_standardmsg, crosshair;
#ifdef _WIN32
	extern qboolean vid_isfullscreen;
#endif
	menu_t *menu;
	int y = 32;

	key_dest = key_menu;
	m_state = m_complex;

	menu = M_CreateMenu(0);

	mgt = M_GameType();
	if (mgt == MGT_QUAKE2)
	{	//q2...
		MC_AddCenterPicture(menu, 4, "pics/m_banner_options");
		y += 32;
	}
	else if (mgt == MGT_HEXEN2)
	{	//h2
		MC_AddPicture(menu, 16, 0, "gfx/menu/hplaque.lmp");
		MC_AddCenterPicture(menu, 0, "gfx/menu/title3.lmp");
		y+=32;
	}
	else
	{	//q1
		MC_AddPicture(menu, 16, 4, "gfx/qplaque.lmp");
		MC_AddCenterPicture(menu, 4, "gfx/p_option.lmp");
	}

	menu->selecteditem = (union menuoption_s *)
	MC_AddConsoleCommand(menu, 16, y,	"    Customize controls", "menu_keys\n"); y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"         Go to console", "toggleconsole\nplay misc/menu2.wav\n"); y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"     Reset to defaults", "exec default.cfg\nplay misc/menu2.wav\n"); y+=8;

	MC_AddSlider(menu, 16, y,			"           Mouse Speed", &sensitivity,		1,		10, 0.5); y+=8;
	MC_AddSlider(menu, 16, y,			"             Crosshair", &crosshair,		0,		22, 1); y+=8;

	MC_AddCheckBox(menu, 16, y,		"            Always Run", NULL,0)->func = M_Options_AlwaysRun; y+=8;
	MC_AddCheckBox(menu, 16, y,		"          Invert Mouse", NULL,0)->func = M_Options_InvertMouse; y+=8;
	MC_AddCheckBox(menu, 16, y,		"            Lookspring", &lookspring,0); y+=8;
	MC_AddCheckBox(menu, 16, y,		"            Lookstrafe", &lookstrafe,0); y+=8;
	MC_AddCheckBox(menu, 16, y,		"    Use old status bar", &cl_sbar,0); y+=8;
	MC_AddCheckBox(menu, 16, y,		"      HUD on left side", &cl_hudswap,0); y+=8;
	MC_AddCheckBox(menu, 16, y,		"    Old-style chatting", &cl_standardchat,0);y+=8;
	MC_AddCheckBox(menu, 16, y,		"    Old-style messages", &cl_standardmsg,0);y+=8;
	y+=4;MC_AddEditCvar(menu, 16, y,		"           Imitate FPS", "cl_netfps"); y+=8+4;

	MC_AddConsoleCommand(menu, 16, y,	"         Video Options", "menu_video\n"); y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"           FPS Options", "menu_fps\n"); y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"         Audio Options", "menu_audio\n"); y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"             Downloads", "menu_download\n"); y+=8;

#ifdef _WIN32
	if (!vid_isfullscreen)	
#endif
	{
		MC_AddCheckBox(menu, 16, y,	"             Use Mouse", &_windowed_mouse,0); y+=8;
	}

	menu->cursoritem = (menuoption_t*)MC_AddWhiteText(menu, 200, 32, NULL, false);
}

#ifndef __CYGWIN__
typedef struct {
	int cursorpos;
	menuoption_t *cursoritem;

	menutext_t *speaker[6];
	menutext_t *testsoundsource;

	soundcardinfo_t *card;
} audiomenuinfo_t;

qboolean M_Audio_Key (int key, struct menu_s *menu)
{
	int i, x, y;
	audiomenuinfo_t *info = menu->data;
	soundcardinfo_t *sc;
	for (sc = sndcardinfo; sc; sc = sc->next)
	{
		if (sc == info->card)
			break;
	}
	if (!sc)
	{
		M_RemoveMenu(menu);
		return true;
	}

	
	if (key == K_DOWNARROW)
	{
		info->testsoundsource->common.posy+=10;
	}
	if (key == K_UPARROW)
	{
		info->testsoundsource->common.posy-=10;
	}
	if (key == K_RIGHTARROW)
	{
		info->testsoundsource->common.posx+=10;
	}
	if (key == K_LEFTARROW)
	{
		info->testsoundsource->common.posx-=10;
	}
	if (key >= '0' && key <= '5')
	{
		i = key - '0';
		x = info->testsoundsource->common.posx - 320/2;
		y = info->testsoundsource->common.posy - 200/2;
		sc->yaw[i] = (-atan2 (y,x)*180/M_PI) - 90;

		sc->dist[i] = 50/sqrt(x*x+y*y);
	}

	menu->selecteditem = NULL;

	return false;
}

void M_Audio_StartSound (struct menu_s *menu)
{
	int i;
	vec3_t org;
	audiomenuinfo_t *info = menu->data;
	soundcardinfo_t *sc;
	vec3_t mat[4];

	static float lasttime;

	for (sc = sndcardinfo; sc; sc = sc->next)
	{
		if (sc == info->card)
			break;
	}
	if (!sc)
	{
		M_RemoveMenu(menu);
		return;
	}

	for (i = 0; i < sc->sn.numchannels; i++)
	{
		info->speaker[i]->common.posx = 320/2 - sin(sc->yaw[i]*M_PI/180) * 50/sc->dist[i];
		info->speaker[i]->common.posy = 200/2 - cos(sc->yaw[i]*M_PI/180) * 50/sc->dist[i];
	}
	for (; i < 6; i++)
		info->speaker[i]->common.posy = -100;

	if (lasttime+0.5 < Sys_DoubleTime())
	{
		S_GetListenerInfo(mat[0], mat[1], mat[2], mat[3]);

		lasttime = Sys_DoubleTime();
		org[0] = mat[0][0] + 2*(mat[1][0]*(info->testsoundsource->common.posx-320/2) + mat[1][0]*(info->testsoundsource->common.posy-200/2));
		org[1] = mat[0][1] + 2*(mat[1][1]*(info->testsoundsource->common.posx-320/2) + mat[1][1]*(info->testsoundsource->common.posy-200/2));
		org[2] = mat[0][2] + 2*(mat[1][2]*(info->testsoundsource->common.posx-320/2) + mat[1][2]*(info->testsoundsource->common.posy-200/2));
		S_StartSound(-2, 0, S_PrecacheSound("player/pain3.wav"), org, 1, 4);
	}
}

void M_Menu_Audio_Speakers_f (void)
{
	int i;
	audiomenuinfo_t *info;
	menu_t *menu;

	key_dest = key_menu;
	m_state = m_complex;

	menu = M_CreateMenu(sizeof(audiomenuinfo_t));
	info = menu->data;
	menu->key = M_Audio_Key;
	menu->event = M_Audio_StartSound;

	for (i = 0; i < 6; i++)
		info->speaker[i] = MC_AddBufferedText(menu, 0, 0, va("%i", i), false, true);

	info->testsoundsource = MC_AddBufferedText(menu, 0, 0, "X", false, true);

	info->card = sndcardinfo;

	menu->selecteditem = NULL;
}

menucombo_t *MC_AddCvarCombo(menu_t *menu, int x, int y, const char *caption, cvar_t *cvar, const char **ops, const char **values);
void M_Menu_Audio_f (void)
{
	int y = 32;
	menu_t *menu;
	int mgt;
	extern cvar_t nosound, precache, snd_leftisright, snd_khz, snd_eax, snd_speakers, ambient_level;

	static const char *soundqualityoptions[] = {
		"11025 Hz",
		"22050 Hz",
		"44100 Hz",
		NULL
	};

	static const char *soundqualityvalues[] = {
		"11.025",
		"22.050",
		"44.100",
		NULL
	};

	static const char *speakeroptions[] = {
		"Mono",
		"Stereo",
		"Quad",
		"5.1 surround",
		NULL
	};

	static const char *speakervalues[] = {
		"1",
		"2",
		"4",
		"6",
		NULL
	};

	key_dest = key_menu;
	m_state = m_complex;

	menu = M_CreateMenu(0);

	mgt = M_GameType();

	if (mgt == MGT_QUAKE2)
	{
		MC_AddCenterPicture(menu, 4, "pics/m_banner_options");
		y += 32;
	}
	else if (mgt == MGT_HEXEN2)
	{
	}
	else
	{
		MC_AddPicture(menu, 16, 4, "gfx/qplaque.lmp");
		MC_AddCenterPicture(menu, 4, "gfx/p_option.lmp");
	}

	menu->selecteditem = (union menuoption_s *)

	MC_AddSlider(menu, 16, y,			"       CD Music Volume", &bgmvolume,		0,		1, 0.1);y+=8;
	MC_AddSlider(menu, 16, y,			"          Sound Volume", &volume,			0,		1, 0.1);y+=8;
	MC_AddSlider(menu, 16, y,			"        Ambient Volume", &ambient_level,	0,		1, 0.1);y+=8;
	MC_AddCheckBox(menu, 16, y,			"              no sound", &nosound,0);y+=8;
	MC_AddCheckBox(menu, 16, y,			"              precache", &precache,0);y+=8;
	MC_AddCheckBox(menu, 16, y,			"     Low Quality Sound", &loadas8bit,0);y+=8;
	MC_AddCheckBox(menu, 16, y,			"            Flip Sound", &snd_leftisright,0);y+=8;
	MC_AddCheckBox(menu, 16, y,			"    Experimental EAX 2", &snd_eax,0);y+=8;
	MC_AddCvarCombo(menu, 16, y,		"         Speaker setup", &snd_speakers, speakeroptions, speakervalues);y+=8;
	MC_AddCvarCombo(menu, 16, y,		"           Sound speed", &snd_khz, soundqualityoptions, soundqualityvalues);y+=8;
	MC_AddConsoleCommand(menu, 16, y,	"         Restart sound", "snd_restart\n");y+=8;

	menu->cursoritem = (menuoption_t*)MC_AddWhiteText(menu, 200, 32, NULL, false);
}

#else
void M_Menu_Audio_f (void)
{
	Con_Printf("No sound in cygwin\n");
}
#endif



void M_Menu_Particles_f (void)
{
	int y = 32;
	menu_t *menu;
	int mgt;
	extern cvar_t r_bouncysparks, r_part_rain, gl_part_flame, r_particlesystem;

	char *psystemopts[] =
	{
		"fixed/classic(faster)",
		"scripted",
		NULL
	};
	char *psystemvals[] =
	{
		"classic",
		"script",
		NULL
	};

	key_dest = key_menu;
	m_state = m_complex;

	menu = M_CreateMenu(0);

	mgt = M_GameType();

	if (mgt == MGT_QUAKE2)
	{
		MC_AddCenterPicture(menu, 4, "pics/m_banner_options");
		y += 32;
	}
	else if (mgt == MGT_HEXEN2)
	{
	}
	else
	{
		MC_AddPicture(menu, 16, 4, "gfx/qplaque.lmp");
		MC_AddCenterPicture(menu, 4, "gfx/p_option.lmp");
	}

	menu->selecteditem = (union menuoption_s *)

	MC_AddCvarCombo(menu, 16, y,		"       particle system", &r_particlesystem, psystemopts, psystemvals);y+=8;
	//fixme: hide the rest of the options if r_particlesystem==classic
	MC_AddConsoleCommand(menu, 16, y,	"   Choose particle set", "menu_particlesets");y+=8;
	MC_AddCheckBox(menu, 16, y,			"         sparks bounce", &r_bouncysparks,0);y+=8;
//	MC_AddSlider(menu, 16, y,			"       exp spark count", &r_particles_in_explosion, 16, 1024);y+=8;
	MC_AddCheckBox(menu, 16, y,			"     texture emittance", &r_part_rain, 0);y+=8;
	MC_AddCheckBox(menu, 16, y,			"        model emitters", &gl_part_flame, 0);y+=8;



	menu->cursoritem = (menuoption_t*)MC_AddWhiteText(menu, 200, 32, NULL, false);
}

enum {
	PRESET_286,
	PRESET_FAST,
	PRESET_DEFAULT,
	PRESET_NICE,
	PRESET_REALTIME,
	PRESET_MAX
};
typedef struct {
	char *cvarname;
	char *value[PRESET_MAX];
} presetinfo_t;
presetinfo_t preset[] =
{
	//default is a reasonable nice look for single player
	//fast is for competetive deathmatch games (equivelent to the default settings of other quakrworld engines)
	//286 is an attempt to get the very vest fps possible, if you're crazy
	{"r_presetname",		{"286",		"fast",		"default",			"nice",				"realtime"}},
	{"gl_texturemode",		{"nn",		"ln",		"ln",				"ll",				"ll"}},
	{"r_particlesdesc",		{"none",	"highfps",	"spikeset tsshaft",	"spikeset tsshaft",	"spikeset tsshaft"}},
	{"r_particlesystem",	{"none",	"classic",	"script",			"script",			"script"}},
	{"r_stains",			{"0",		"0",		"0.75",				"0.75",				"0.75"}},
	{"r_drawflat",			{"1",		"0",		"0",				"0",				"0"}},
	{"r_nolerp",			{"1",		"0",		"0",				"0",				"0"}},
	{"r_nolightdir",		{"1",		"1",		"0",				"0",				"0"}},
	{"r_dynamic",			{"0",		"0",		"1",				"1",				"1"}},
	{"r_bloom",				{"0",		"0",		"0",				"0",				"1"}},
	{"gl_flashblend",		{"0",		"1",		"0",				"1",				"2"}},
	{"gl_bump",				{"0",		"0",		"0",				"1",				"1"}},
	{"gl_specular",			{"0",		"0",		"0",				"1",				"1"}},
	{"r_loadlit",			{"0",		"1",		"1",				"2",				"2"}},
	{"r_fastsky",			{"1",		"0",		"0",				"-1",				"-1"}},
	{"r_waterlayers",		{"0",		"2",		"",					"4",				"4"}},
	{"r_shadows",			{"0",		"0",		"0",				"1",				"1"}},
	{"r_shadow_realtime_world",{"0",	"0",		"0",				"0",				"1"}},
	{"gl_detail",			{"0",		"0",		"0",				"1",				"1"}},
	{"gl_load24bit",		{"0",		"0",		"1",				"1",				"1"}},
	{"r_replacemodels",		{"",		"",			"md3 md2",			"md3 md2",			"md3 md2"}},
	{"r_waterwarp",			{"0",		"-1",		"1",				"1",				"1"}},
	{"r_lightstylesmooth",	{"0",		"0",		"0",				"1",				"1"}},
	{NULL}
};
static void ApplyPreset (int presetnum)
{
	int i;
	for (i = 1; preset[i].cvarname; i++)
	{
		Cbuf_AddText(preset[i].cvarname, Cmd_ExecLevel);
		Cbuf_AddText(" ", Cmd_ExecLevel);
		Cbuf_AddText(preset[i].value[presetnum], Cmd_ExecLevel);
		Cbuf_AddText("\n", Cmd_ExecLevel);
	}
}

void FPS_Preset_f (void)
{
	char *arg = Cmd_Argv(1);
	int i;
	for (i = 0; i < PRESET_MAX; i++)
	{
		if (!strcmp(preset[0].value[i], arg))
		{
			ApplyPreset(i);
			return;
		}
	}

	Con_Printf("Preset %s not recognised\n", arg);
	Con_Printf("Valid presests:\n");
	for (i = 0; i < PRESET_MAX; i++)
		Con_Printf("%s\n", preset[0].value[i]);
}


void M_Menu_FPS_f (void)
{
	int y = 32;
	menu_t *menu;
	int mgt;
	int i, len;
#ifdef RGLQUAKE
	extern cvar_t gl_compress, gl_detail, gl_bump, r_flashblend, r_shadow_realtime_world, gl_motionblur;
#endif
	extern cvar_t r_stains, r_bloodstains, r_loadlits, r_dynamic, v_contentblend, show_fps;

	key_dest = key_menu;
	m_state = m_complex;

	menu = M_CreateMenu(0);

	mgt = M_GameType();

	if (mgt == MGT_QUAKE2)
	{
		MC_AddCenterPicture(menu, 4, "pics/m_banner_options");
		y += 32;
	}
	else if (mgt == MGT_HEXEN2)
	{
	}
	else
	{
		MC_AddPicture(menu, 16, 4, "gfx/qplaque.lmp");
		MC_AddCenterPicture(menu, 4, "gfx/p_option.lmp");
	}

	menu->selecteditem = (union menuoption_s *)

	MC_AddConsoleCommand(menu, 48, y,			"  Particle Options", "menu_particles\n"); y+=8;

	for (i = 0; i < PRESET_MAX; i++)
	{
		len = strlen(preset[0].value[i]);
		MC_AddConsoleCommand(menu, 48+8*(9-len), y,		va("(preset) %s", preset[0].value[i]), va("fps_preset %s\n", preset[0].value[i])); y+=8;
	}
	MC_AddCheckBox(menu, 48, y,				"          Show FPS", &show_fps,0);y+=8;

	MC_AddCheckBox(menu, 48, y,				"     Content blend", &v_contentblend,0);y+=8;
	MC_AddCheckBox(menu, 48, y,				"    Dynamic lights", &r_dynamic,0);y+=8;
	MC_AddCheckBox(menu, 48, y,			    	"         Stainmaps", &r_stains,0);y+=8;

	y+=4;MC_AddEditCvar(menu, 48, y,				"            Skybox", "r_skybox");y+=8;y+=4;

	switch(qrenderer)
	{
#ifdef RGLQUAKE
	case QR_OPENGL:
		MC_AddCheckBox(menu, 48, y,			"      Blood stains", &r_bloodstains,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"   Load .lit files", &r_loadlits,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"     Flashblending", &r_flashblend,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"  Detail Texturing", &gl_detail,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"          Bumpmaps", &gl_bump,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"   Tex Compression", &gl_compress,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"   32 bit textures", &gl_load24bit,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"   Dynamic shadows", &r_shadows,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"   Realtime Lights", &r_shadow_realtime_world,0);y+=8;
		MC_AddCheckBox(menu, 48, y,			"         Waterwarp", &r_waterwarp,0);y+=8;
		MC_AddSlider(menu, 48, y,			"       Motion blur", &gl_motionblur,		0,		0.99, 0);y+=8;
		break;
#endif
	default:
		break;
	}

	menu->cursoritem = (menuoption_t*)MC_AddWhiteText(menu, 200, 32, NULL, false);
}