Radio Filterscript

/*
    Default-Style radio stream system
    @Author: Bitrate
    http://forum.sa-mp.com/member.php?u=143266
*/

#include <a_samp>

#define MAX_STATIONS 5

#define PRESSED(%0) \
        (((newkeys & (%0)) == (%0)) && ((oldkeys & (%0)) != (%0)))



new Text:pRadioStation[MAX_PLAYERS] = {Text:INVALID_TEXT_DRAW, ...};
new HideTimer[MAX_PLAYERS];

forward UpdateStation(playerid, StationiD);
forward RadioText(playerid);



public OnFilterScriptInit()
{
    print("\n--------------------------------------");
    print(" Vehicle radio system by Bitrate.\n");
    print("--------------------------------------\n");
    return 1;
}

public OnFilterScriptExit()
{
    return 1;
}

public OnPlayerConnect(playerid)
{
    pRadioStation[playerid] = TextDrawCreate(220, 25, "Radio off");

    TextDrawFont(pRadioStation[playerid], 2);

    TextDrawUseBox(pRadioStation[playerid], 0);

    TextDrawLetterSize(pRadioStation[playerid], 0.7, 1.3);

    TextDrawFont(pRadioStation[playerid], 2);

    TextDrawSetShadow(pRadioStation[playerid],0);

    TextDrawSetOutline(pRadioStation[playerid],1);

    TextDrawColor(pRadioStation[playerid],0x946110FF);

    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    return 1;
}

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    if(newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
    {
        SendClientMessage(playerid, 0xFF0000FF, "To select the next radio press ~k~~CONVERSATION_YES~ and to select the prior radio press ~k~~CONVERSATION_NO~");

        UpdateStation(playerid, 1);
    }
    else if(newstate != PLAYER_STATE_DRIVER || newstate != PLAYER_STATE_PASSENGER && oldstate == PLAYER_STATE_DRIVER || oldstate == PLAYER_STATE_PASSENGER)
    {
        StopAudioStreamForPlayer(playerid);
    }

    return 1;
}

public OnPlayerExitVehicle(playerid, vehicleid)
{
    return 1;
}

public UpdateStation(playerid, StationiD)
{
    if(StationiD == 0)
    {
        KillTimer(HideTimer[playerid]);

        StopAudioStreamForPlayer(playerid);

        SetPVarInt(playerid, "StationiD", 0);

        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);
        TextDrawSetString(pRadioStation[playerid], "Radio Off");

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }
    if(StationiD == 1)
    {
        KillTimer(HideTimer[playerid]);

        PlayAudioStreamForPlayer(playerid, "http://tx.whatson.com/icecast.php?i=hits.mp3.m3u");

        SetPVarInt(playerid, "StationiD", 1);

        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);
        TextDrawSetString(pRadioStation[playerid], "The Hits Radio");

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }
    else if(StationiD == 2)
    {
        KillTimer(HideTimer[playerid]);

        PlayAudioStreamForPlayer(playerid, "http://tx.whatson.com/icecast.php?i=metro.mp3.m3u");

        SetPVarInt(playerid, "StationiD", 2);

        TextDrawSetString(pRadioStation[playerid], "Metro");
        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }
    else if(StationiD == 3)
    {
        KillTimer(HideTimer[playerid]);

        PlayAudioStreamForPlayer(playerid, "http://tx.whatson.com/icecast.php?i=kerrang.mp3.m3u");

        SetPVarInt(playerid, "StationiD", 3);

        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);
        TextDrawSetString(pRadioStation[playerid], "Kerrang");

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }
    else if(StationiD == 4)
    {
        KillTimer(HideTimer[playerid]);

        PlayAudioStreamForPlayer(playerid, "http://tx.whatson.com/icecast.php?i=magic1054.mp3.m3u");

        SetPVarInt(playerid, "StationiD", 4);

        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);
        TextDrawSetString(pRadioStation[playerid], "Magic 105.4");

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }
    else if(StationiD == 5)
    {
        KillTimer(HideTimer[playerid]);

        PlayAudioStreamForPlayer(playerid, "http://tx.whatson.com/icecast.php?i=smashhits.mp3.m3u");

        SetPVarInt(playerid, "StationiD", 5);

        TextDrawShowForPlayer(playerid, pRadioStation[playerid]);
        TextDrawSetString(pRadioStation[playerid], "Smash Hits");

        HideTimer[playerid] = SetTimerEx("RadioText", 3000, false, "i", playerid);
    }

    return 1;
}

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if(IsPlayerInAnyVehicle(playerid))
    {
        if(PRESSED(KEY_YES))
        {
            if(GetPVarInt(playerid, "StationiD") >= MAX_STATIONS) SetPVarInt(playerid, "StationiD", -1);

            UpdateStation(playerid, GetPVarInt(playerid, "StationiD") + 1);
        }
        else if(PRESSED(KEY_NO))
        {
            if(GetPVarInt(playerid, "StationiD") <= 0) SetPVarInt(playerid, "StationiD", MAX_STATIONS + 1);

            UpdateStation(playerid, GetPVarInt(playerid, "StationiD") - 1);
        }
    }

    return 1;
}

public RadioText(playerid)
{
    TextDrawHideForPlayer(playerid, pRadioStation[playerid]);
}