Speedometer

//Simple Speedometer By SuperTramp!

#include <a_samp>
#include <YSI\y_commands>


new Text: Speedo[MAX_PLAYERS];

public OnPlayerConnect(playerid)
{
	Speedo[playerid] = TextDrawCreate(75,324,"0 KM/H");
	TextDrawAlignment(Speedo[playerid], 2);
	TextDrawBackgroundColor(Speedo[playerid], 255);
	TextDrawFont(Speedo[playerid], 1);
	TextDrawLetterSize(Speedo[playerid], 0.500000, 1.000000);
	TextDrawColor(Speedo[playerid], -1);
	TextDrawSetOutline(Speedo[playerid], 0);
	TextDrawSetProportional(Speedo[playerid], 1);
	TextDrawSetShadow(Speedo[playerid], 1);
	return 1;
}

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

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    if(oldstate-1 && newstate) TextDrawHideForPlayer(playerid, Speedo[playerid]); else if(newstate-1) TextDrawShowForPlayer(playerid, Speedo[playerid]);
	return 1;
}

public OnPlayerUpdate(playerid)
{
	if(IsPlayerInAnyVehicle(playerid))
	{
	    // Vehicle speed
		new sspeed[16];
		format(sspeed, sizeof(sspeed), "%d KM/H", GetSpeed(playerid));
		TextDrawSetString(Speedo[playerid], sspeed);
	}
	return 1;
}


stock GetSpeed(playerid)
{
	new Float: Pos[4];
    GetVehicleVelocity(GetPlayerVehicleID(playerid), Pos[0], Pos[1], Pos[2]);
    return floatround(1.61 * floatsqroot(floatabs(floatpower(Pos[0] + Pos[1] + Pos[2], 2))) * 100);
}