-- Writing code like this is very convenient, let's make it work!
function cutScene()
    john:say( "What a sunny day" );
    mary:say( "Wanna go fishing?" );
    john:setAnim( "hesitation" );
    wait( 2 );
    john:say( "Ok" );
end

function love.draw()
    john:draw();
    mary:draw();
    dialogBox:draw();
end

function love.load()
    script = coroutine.create( cutScene );
end

function love.update()
    john:update();
    mary:update();
    dialogBox:update();
    coroutine.resume( script );
end

function wait( duration )
   local start = timer.now();
   while true do
       if timer.now() > start + duration then
            break;
        else
        coroutine.yield();
    end
   end
end

function say( text )
    dialogBox:startDisplaying( text );
    while not dialogBox:finishedDisplaying() do
    coroutine.yield();
    end
end