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 /*
 NOS Gauge v0.1
 Scripted by RIDE2DAY
 Official thread: http://forum.sa-mp.com/showthread.php?t=624827
 */
 
 #include <a_samp>
 
 /* =============================== | [MACROS] | ================================ */
 #define BASE_X  		620.0
 #define BASE_Y  		407.0
 #define GAUGE_MIN_ANG   180.0
 #define GAUGE_MAX_ANG   270.0
 #define GAUGE_RADIO     50.0
 #define MAGIC_NUMBER    0.9
 #define DECREASE_UNITS  1
 
 #define HOLDING(%0)		((newkeys & (%0)) == (%0))
 #define RELEASED(%0)	(((newkeys & (%0)) != (%0)) && ((oldkeys & (%0)) == (%0)))
 
 
 /* =============================== | [VARIABLES] | ================================ */
 new Vehicle_NOS[MAX_VEHICLES char];
 
 new NOS_timer[MAX_PLAYERS] = {-1, ...};
 
 new Text:NOS_TD[5];
 new Text:NOS_Clock_TD[5];
 new PlayerText:NOS_gauge[MAX_PLAYERS] = {PlayerText:INVALID_TEXT_DRAW, ...};
 
 
 /* =============================== | [CALLBACKS] | ================================ */
 public OnFilterScriptInit()
 {
     for(new v = 0; v < MAX_VEHICLES; v++)
 	{
 	    Vehicle_NOS{v} = 100;
 	}
 
 	NOS_TD[0] = TextDrawCreate(BASE_X - 28.0, BASE_Y - 13.0, "N");
 	TextDrawBackgroundColor(NOS_TD[0], 255);
 	TextDrawFont(NOS_TD[0], 1);
 	TextDrawLetterSize(NOS_TD[0], 0.280000, 1.599999);
 	TextDrawColor(NOS_TD[0], 8454143);
 	TextDrawSetOutline(NOS_TD[0], 1);
 	TextDrawSetProportional(NOS_TD[0], 1);
 	TextDrawSetSelectable(NOS_TD[0], 0);
 
 	NOS_TD[1] = TextDrawCreate(BASE_X - 18.0, BASE_Y - 10.0, "2");
 	TextDrawBackgroundColor(NOS_TD[1], 255);
 	TextDrawFont(NOS_TD[1], 1);
 	TextDrawLetterSize(NOS_TD[1], 0.210000, 1.199999);
 	TextDrawColor(NOS_TD[1], 8454143);
 	TextDrawSetOutline(NOS_TD[1], 1);
 	TextDrawSetProportional(NOS_TD[1], 1);
 	TextDrawSetSelectable(NOS_TD[1], 0);
 
 	NOS_TD[2] = TextDrawCreate(BASE_X - 11.0, BASE_Y - 13.0, "O");
 	TextDrawBackgroundColor(NOS_TD[2], 255);
 	TextDrawFont(NOS_TD[2], 1);
 	TextDrawLetterSize(NOS_TD[2], 0.280000, 1.599999);
 	TextDrawColor(NOS_TD[2], 8454143);
 	TextDrawSetOutline(NOS_TD[2], 1);
 	TextDrawSetProportional(NOS_TD[2], 1);
 	TextDrawSetSelectable(NOS_TD[2], 0);
 
 	NOS_Clock_TD[0] = TextDrawCreate(BASE_X - 58.0, BASE_Y + 8.0, "E");
 	TextDrawBackgroundColor(NOS_Clock_TD[0], 255);
 	TextDrawFont(NOS_Clock_TD[0], 1);
 	TextDrawLetterSize(NOS_Clock_TD[0], 0.310000, 0.999999);
 	TextDrawColor(NOS_Clock_TD[0], -83928577);
 	TextDrawSetOutline(NOS_Clock_TD[0], 1);
 	TextDrawSetProportional(NOS_Clock_TD[0], 1);
 	TextDrawSetSelectable(NOS_Clock_TD[0], 0);
 
 	NOS_Clock_TD[1] = TextDrawCreate(BASE_X - 46.0, BASE_Y - 33.0, "1/2");
 	TextDrawBackgroundColor(NOS_Clock_TD[1], 255);
 	TextDrawFont(NOS_Clock_TD[1], 1);
 	TextDrawLetterSize(NOS_Clock_TD[1], 0.180000, 0.899999);
 	TextDrawColor(NOS_Clock_TD[1], -1);
 	TextDrawSetOutline(NOS_Clock_TD[1], 1);
 	TextDrawSetProportional(NOS_Clock_TD[1], 1);
 	TextDrawSetSelectable(NOS_Clock_TD[1], 0);
 
 	NOS_Clock_TD[2] = TextDrawCreate(BASE_X - 1.0, BASE_Y - 50.0, "F");
 	TextDrawBackgroundColor(NOS_Clock_TD[2], 255);
 	TextDrawFont(NOS_Clock_TD[2], 1);
 	TextDrawLetterSize(NOS_Clock_TD[2], 0.310000, 0.999999);
 	TextDrawColor(NOS_Clock_TD[2], 2063555071);
 	TextDrawSetOutline(NOS_Clock_TD[2], 1);
 	TextDrawSetProportional(NOS_Clock_TD[2], 1);
 	TextDrawSetSelectable(NOS_Clock_TD[2], 0);
 
  	NOS_Clock_TD[3] = TextDrawCreate(BASE_X - 51.0, BASE_Y - 13.0, ".");
 	TextDrawBackgroundColor(NOS_Clock_TD[3], 255);
 	TextDrawFont(NOS_Clock_TD[3], 1);
 	TextDrawLetterSize(NOS_Clock_TD[3], 0.180000, 0.899999);
 	TextDrawColor(NOS_Clock_TD[3], -1);
 	TextDrawSetOutline(NOS_Clock_TD[3], 1);
 	TextDrawSetProportional(NOS_Clock_TD[3], 1);
 	TextDrawSetSelectable(NOS_Clock_TD[3], 0);
 
 	NOS_Clock_TD[4] = TextDrawCreate(BASE_X - 20.0, BASE_Y - 45.0, ".");
 	TextDrawBackgroundColor(NOS_Clock_TD[4], 255);
 	TextDrawFont(NOS_Clock_TD[4], 1);
 	TextDrawLetterSize(NOS_Clock_TD[4], 0.180000, 0.899999);
 	TextDrawColor(NOS_Clock_TD[4], -1);
 	TextDrawSetOutline(NOS_Clock_TD[4], 1);
 	TextDrawSetProportional(NOS_Clock_TD[4], 1);
 	TextDrawSetSelectable(NOS_Clock_TD[4], 0);
 	return 1;
 }
 
 public OnFilterScriptExit()
 {
     for(new x = 0; x < 3; x++)
     {
         TextDrawDestroy(NOS_TD[x]);
     }
 
     for(new x = 0; x < 5; x++)
     {
 	    TextDrawDestroy(NOS_Clock_TD[x]);
     }
 
 	for(new p = 0, t = GetPlayerPoolSize(); p <= t; p++)
 	{
 	    if(NOS_gauge[p] != PlayerText:INVALID_TEXT_DRAW)
 	    {
 			PlayerTextDrawDestroy(p, NOS_gauge[p]);
 	    }
 	}
 	return 1;
 }
 
 public OnPlayerConnect(playerid)
 {
 	NOS_timer[playerid] = -1;
     CreateNOSGaugeForPlayer(playerid, BASE_X, BASE_Y);
 	return 1;
 }
 
 public OnPlayerDisconnect(playerid, reason)
 {
     if(NOS_timer[playerid] != -1)
     {
 		KillTimer(NOS_timer[playerid]);
 		NOS_timer[playerid] = -1;
 	}
 
     PlayerTextDrawDestroy(playerid, NOS_gauge[playerid]);
     NOS_gauge[playerid] = PlayerText:INVALID_TEXT_DRAW;
 	return 1;
 }
 
 public OnPlayerUpdate(playerid)
 {
 	if(IsPlayerInAnyVehicle(playerid))
 	{
 	    new Float:NEW_X;
 	    new Float:NEW_Y;
 	    new Float:GAUGE_ANGLE;
 
 	    GAUGE_ANGLE = GAUGE_MIN_ANG + float(Vehicle_NOS{GetPlayerVehicleID(playerid) - 1}) * MAGIC_NUMBER;
 
 	    NEW_X = BASE_X + floatcos(GAUGE_ANGLE, degrees) * GAUGE_RADIO;
 	    NEW_Y = BASE_Y + floatsin(GAUGE_ANGLE, degrees) * GAUGE_RADIO;
 
 	    PlayerTextDrawDestroy(playerid, NOS_gauge[playerid]);
         CreateNOSGaugeForPlayer(playerid, NEW_X, NEW_Y);
         PlayerTextDrawShow(playerid, NOS_gauge[playerid]);
 	}
 	return 1;
 }
 
 public OnPlayerStateChange(playerid, newstate, oldstate)
 {
 	if(newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
 	{
 	    for(new x = 0; x < 3; x++)
 	    {
 	        TextDrawShowForPlayer(playerid, NOS_TD[x]);
 	    }
 
 	    for(new x = 0; x < 5; x++)
 	    {
 		    TextDrawShowForPlayer(playerid, NOS_Clock_TD[x]);
 	    }
 
 		PlayerTextDrawShow(playerid, NOS_gauge[playerid]);
 	}
 	if(oldstate == PLAYER_STATE_DRIVER || oldstate == PLAYER_STATE_PASSENGER)
 	{
 	    if(NOS_timer[playerid] != -1)
 	    {
 	        KillTimer(NOS_timer[playerid]);
 	        NOS_timer[playerid] = -1;
 	    }
 
 	    for(new x = 0; x < 3; x++)
 	    {
 	        TextDrawHideForPlayer(playerid, NOS_TD[x]);
 	    }
 
 	    for(new x = 0; x < 5; x++)
 	    {
 		    TextDrawHideForPlayer(playerid, NOS_Clock_TD[x]);
 	    }
 
 	    PlayerTextDrawHide(playerid, NOS_gauge[playerid]);
 	}
 	return 1;
 }
 
 public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
 {
 	if(HOLDING(KEY_FIRE))
 	{
 	    new v_id = GetPlayerVehicleID(playerid);
 
 	    if(v_id != 0 && Vehicle_NOS{v_id - 1} > 0 && NOS_timer[playerid] == -1 && GetPlayerState(playerid) == PLAYER_STATE_DRIVER)
 	    {
 	        AddVehicleComponent(v_id, 1010);
 	        NOS_timer[playerid] = SetTimerEx("DecreaseVehicleNOS", 70, true, "dd", playerid, v_id);
 	    }
 	}
 	if(RELEASED(KEY_FIRE))
 	{
 	    if(NOS_timer[playerid] != -1)
 	    {
 			KillTimer(NOS_timer[playerid]);
 			NOS_timer[playerid] = -1;
 
 	        RemoveVehicleComponent(GetPlayerVehicleID(playerid), 1010);
 	    }
 	}
 	return 1;
 }
 
 forward DecreaseVehicleNOS(playerid, vehicleid);
 public DecreaseVehicleNOS(playerid, vehicleid)
 {
 	Vehicle_NOS{vehicleid - 1} -= DECREASE_UNITS;
 
 	if(Vehicle_NOS{vehicleid - 1} <= 0)
 	{
 	    KillTimer(NOS_timer[playerid]);
 	    NOS_timer[playerid] = -1;
 
 	    RemoveVehicleComponent(vehicleid, 1010);
 	}
 	return 1;
 }
 
 
 /* =============================== | [FUNCTIONS] | ================================ */
 CreateNOSGaugeForPlayer(playerid, Float:x, Float:y)
 {
     NOS_gauge[playerid] = CreatePlayerTextDraw(playerid, x, y, ".");
 	PlayerTextDrawBackgroundColor(playerid,NOS_gauge[playerid], 255);
 	PlayerTextDrawFont(playerid,NOS_gauge[playerid], 1);
 	PlayerTextDrawLetterSize(playerid,NOS_gauge[playerid], 0.500000, 2.000000);
 	PlayerTextDrawColor(playerid,NOS_gauge[playerid], -1);
 	PlayerTextDrawSetOutline(playerid,NOS_gauge[playerid], 1);
 	PlayerTextDrawSetProportional(playerid,NOS_gauge[playerid], 1);
 	PlayerTextDrawSetSelectable(playerid,NOS_gauge[playerid], 0);
 }