Gnuradio-companion drawing area

Is there anyway to increase the drawing area it is pretty limiting on my

So yes, you can, by changing the drawing area in the options block(the
one called “top_block” in the top left). But looking at yourflowgraph,
you can probably accomplish what you’re trying to do withonly two
signal sources. Just use a variable to set the frequency ofyour signal
source instead of selecting between multiple signalsources.