GetTrainSpeed: Difference between revisions

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==Syntax==
==Syntax==
<syntaxhighlight lang="lua">float getTrainSpeed ( vehicle train )</syntaxhighlight>
<syntaxhighlight lang="lua">float getTrainSpeed ( vehicle train )</syntaxhighlight>
 
{{OOP||[[vehicle]]:getSpeed|speed|setTrainSpeed}}
===Required Arguments===
===Required Arguments===
*'''train:''' the train of which to retrieve the speed.
*'''train:''' the train of which to retrieve the speed.

Revision as of 22:25, 18 December 2014

Gets the speed at which a train is traveling on the rails.

Syntax

float getTrainSpeed ( vehicle train )

OOP Syntax Help! I don't understand this!

Method: vehicle:getSpeed(...)
Variable: .speed
Counterpart: setTrainSpeed


Required Arguments

  • train: the train of which to retrieve the speed.

Returns

Returns the train's speed if successful, false otherwise.

Example

Click to collapse [-]
Server

This example outputs how fast a player is going if they're in a train. The command is "/speed". 

function getPlayersTrainSpeed ( source, command ) -- Define source in the function header.
	if ( isPedInVehicle ( source ) ) -- Check if they're in a vehicle.
	local veh = getPedOccupiedVehicle ( source ) -- Get the vehicle they're in.
		if ( getVehicleType ( veh ) == "Train" ) then -- Check if the vehicle they're in is a train.
			local speed = getTrainSpeed ( veh ) -- Get the trains speed.
			outputChatBox ( "You are travelling at a speed of " .. speed, source, 255, 0, 0 ) -- Output their speed.
		else
			outputChatBox ( "You must be in a train to use this command.", source, 255, 0, 0 ) -- Tell them they're not in a train.
		end
	else
		outputChatBox ( "You must be in a train to use this command.", source, 255, 0, 0 ) -- Tell them they're not in a train.
	end
end
addCommandHandler ( "speed", getPlayersTrainSpeed ) -- Make the function trigger when a player types "/speed".

See Also


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