local font = love.graphics.newFont(scale(20))
	love.graphics.setFont(font)  -- editor objects implicitly depend on current font
	compute_layout(Page, Page.x,Page.y, Surface, font)
	compute_layout(Page2, Page2.x,Page2.y, Surface, font)
	B(font)
end
	-- TODO: ugly that we're manipulating editor objects twice
	-- continue the pipeline
	-- translate Page and Page2 to Surface

compute_layout = function(node, x,y, nodes_to_render, font)
			update_editor_box(node, font)
			subx,suby = compute_layout(child, x,suby, nodes_to_render, font)
			subx,suby = compute_layout(child, subx,y, nodes_to_render, font)
end
			w = w + child.w
			if h < child.h then
				h = child.h
			end
		end
		node.w = w
		node.h = h
		if node_to_render then
			node_to_render.w = w
			node_to_render.h = h
		end
	end
			if w < child.w then
				w = child.w
			end
			h = h+child.h
		end
		node.w = w
		node.h = h
		if node_to_render then
			node_to_render.w = w
			node_to_render.h = h
		end
	elseif node.type == 'cols' then
		node.x = x
		node.y = y
		-- lay out children left to right
		local node_to_render
		if node.bg then
			node_to_render = {type='rectangle', r=node.bg.r, g=node.bg.g, b=node.bg.b, x=node.x, y=node.y}
			table.insert(nodes_to_render, node_to_render)
		end
		local subx,suby = x,y
		local w,h = 0,0
		for _,child in ipairs(node.data) do
			if child.margin then
				subx = subx+child.margin
				w = w+child.margin
			end
		end
	-- append to nodes_to_render flattened instructions to render a hierarchy of nodes
	-- return x,y rendered until (surface coordinates)
	if node.type == 'text' then
		-- leaf node containing raw text
		node.x = x
		node.y = y
		-- render background if necessary