textDisplayIsObserver

Client-side

Server-side

Shared

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This function checks if a player can see the specified textdisplay.

Syntax

 textDisplayIsObserver ( )

Code Examples

server

serverDisplay = textCreateDisplay()  -- create a text display
serverText = textCreateTextItem ( "Hello world!", 0.5, 0.5 ) -- create a text item for the display
textDisplayAddText ( serverDisplay, serverText )  -- add it to the display so it is displayed

function showTextDisplay ( player, command )
  local isObserver = textDisplayIsObserver ( serverDisplay , player ) -- check if he is already a observer in the server display
  if not isObserver then -- if he is not an observer
    textDisplayAddObserver ( serverDisplay, player ) -- make it visible to a player
  end
end
addCommandHandler( "showText", showTextDisplay )

function removeTextDisplay ( player , command )
  local isObserver = textDisplayIsObserver ( serverDisplay , player ) -- check if he is already a observer in the server display
  if isObserver then -- if he is an observer
    textDisplayRemoveObserver ( serverDisplay , player ) -- remove the player from display
  end
end
addCommandHandler( "removeText",removeTextDisplay)

textDisplayIsObserver

Syntax

Code Examples

See Also

Text Functions

Text Elements

Reference