Reversing Beeper by Wumpyc

/*\-----------------------------------------------------------------
------------------------REVERSING-BEEPER----------------------------
--------------------------by-wUmPyC---------------------------------
-----------------------------------------------------------------\*/
//                            |
//                            |
//                            V
#include "a_samp"

forward ReverseBeeper(vehicleid, status);

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if((newkeys & KEY_JUMP) && !(oldkeys & KEY_JUMP) && GetPlayerVehicleID(playerid) != 0)
    {
        SetPVarInt(playerid, "ReverseBeeper", 1);
        ReverseBeeper(GetPlayerVehicleID(playerid), 1);
    }
    if((oldkeys & KEY_JUMP) && !(newkeys & KEY_JUMP) && GetPlayerVehicleID(playerid) != 0)
    {
        if(GetPVarInt(playerid, "ReverseBeeper") == 0) return 1;
        SetPVarInt(playerid, "ReverseBeeper", 0);
        ReverseBeeper(GetPlayerVehicleID(playerid), 0);
    }
    return 1;
}

ReverseBeeper(vehicleid, status)
{
    switch(status)
    {
        case 0:
        {
            SetVehicleParamsEx(vehicleid, -1, -1, 0, -1, -1, -1, -1);
        }
        case 1:
        {
            SetVehicleParamsEx(vehicleid, -1, -1, 1, -1, -1, -1, -1);
        }
    }
}

//                          A
//                          |
//                          |
/*\-----------------------------------------------------------------
------------------------REVERSING-BEEPER----------------------------
--------------------------by-wUmPyC---------------------------------
-----------------------------------------------------------------\*/