Vehicle window's tint

/*  TINT system made by Srdjan
    Today's date 28/08/2011   */

#include <a_samp>

#define COLOR_YELLOW 0xFFFF00AA                   // Took this random color from another GM of mine. Change as you wish

new Tinted [MAX_VEHICLES] = 0;                    // OnFilterScriptInit vehicles won't be tinted
new Text3D: vehicle3dtext [MAX_VEHICLES];         // 3D text that will be above window tinted vehicle
new PlVehID[MAX_VEHICLES];                        // Used in OnPlayerStateChange to check from which vehicle player's exiting

forward TintWindows ();                           // Forwarded this function for the timer

public OnFilterScriptInit ()
{
    printf (" Filterscript Tint system ");
    printf (" made by Srdjan loaded  ");

    SetTimer ("TintWindows", 1500, 1);

    for (new i = 1; i <= MAX_VEHICLES; i++)
    {
        vehicle3dtext[i] = Create3DTextLabel (" ", COLOR_YELLOW, 0.0, 0.0, -50.0, 300.0, 0, 1);  // Creating 3dtext labels for every potential vehicle
    }

    return 1;
}

public OnPlayerCommandText(playerid, cmdtext[])
{
    if (!strcmp (cmdtext, "/buytint"))
    {
        if (IsPlayerInAnyVehicle (playerid))
        {
            new vehid = GetPlayerVehicleID (playerid);
            if (GetPlayerVehicleSeat (playerid) != 0)
            {
                SendClientMessage (playerid, COLOR_YELLOW, "You need to be the driver to use this command.");
            }
            else
            {
                if (Tinted[vehid])
                {
                    SendClientMessage (playerid, COLOR_YELLOW, "Your windows are tinted already.");
                }
                else
                {
                    Tinted[vehid] = 1;
                    Update3DTextLabelText (vehicle3dtext[vehid], COLOR_YELLOW, "Vehicle's windows are tinted");
                    SendClientMessage (playerid, COLOR_YELLOW, "Your windows have been tinted.");
                }
            }
        }
        else
        {
            SendClientMessage (playerid, COLOR_YELLOW, "You need to be in the vehicle to use this command.");
        }
        return 1;
    }
    return 0;
}


public TintWindows ()
{
    for (new id = 1; id <= MAX_VEHICLES; id++)         // Going through every vehicle
    {
        if (Tinted[id])                                // Making sure their windows are tinted
        {
            Attach3DTextLabelToVehicle (vehicle3dtext[id], id, 0.0, 0.0, 1.2);   // If they are, 3dtext label will apear above the car
            for (new i = 0; i < MAX_PLAYERS; i++)      // Going through every player
            {
                if (IsPlayerInVehicle (i, id))         // Making sure he is sitting in the vehicle
                {
                    for (new j = 0; j < MAX_PLAYERS; j++) // Another loop
                    {
                        if (!IsPlayerInVehicle (j, id))   // Making sure the other person is not in the vehicle
                        {
                            ShowPlayerNameTagForPlayer (j, i, 0);  // The person out of the vehicle won't be able to see the nametag of the one inside
                        }
                        else
                        {
                            ShowPlayerNameTagForPlayer (j, i, 1);
                        }
                    }
                }
            }
        }
    }
    return 1;
}

public OnVehicleDeath (vehicleid)
{
    if (Tinted [vehicleid])
    {
        Update3DTextLabelText (vehicle3dtext[vehicleid], COLOR_YELLOW, " ");             // Changing the 3dtext label accordingly
        Attach3DTextLabelToVehicle (vehicle3dtext[vehicleid], vehicleid, 0.0, 0.0, 1.2);
        Tinted[vehicleid] = 0; // When the car's destroyed, that veh ID won't have windows tinted
    }
    return 1;
}

public OnPlayerStateChange (playerid, newstate, oldstate)
{
    if ((oldstate == PLAYER_STATE_ONFOOT) && (newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER))  // When player enters vehicle
    {
        PlVehID[playerid] = GetPlayerVehicleID (playerid);  // Writing the vehicle ID for further usage
    }
    if ((newstate == PLAYER_STATE_ONFOOT) && (oldstate == PLAYER_STATE_DRIVER || oldstate == PLAYER_STATE_PASSENGER))  // When player exits vehicle
    {
        if (Tinted[PlVehID[playerid]])      // If the vehicle's windows were tinted (not necessary, but I've added)
        {
            for (new i=0; i < MAX_PLAYERS; i++)
            {
                ShowPlayerNameTagForPlayer (i, playerid, 1);   // It will show the players name tag to everyone
            }
        }
    }
    return 1;
}