added start of gui lib

gui.lua

@@ -0,0 +1,43 @@
+GUI = Object:extend()
+
+function GUI:new() end
+
+function GUI:newButton(x, y, w, h, text, selected)
+	love.graphics.setColor(255, 255, 255) -- reset colours
+
+	--x,y is the top left corner of the button
+	local rounding = 30 -- used for rounding the buttons
+	local xoff = x + 10
+	local yoff = y - 10
+	local textX, textY = 0, 0
+	-- Get width and height of text
+	local tw = MenuFont:getWidth(text)
+	local th = MenuFont:getHeight(text)
+	love.graphics.setFont(MenuFont)
+
+	if not selected then
+		love.graphics.setColor(love.math.colorFromBytes(41, 134, 204))
+		love.graphics.rectangle("fill", x, y, w, h, rounding, rounding)
+
+		-- Calculate position to center the text
+		textX = x + (w - tw) / 2
+		textY = y + (h - th) / 2
+		-- Place text inside the rectangle
+		love.graphics.setColor(0, 0, 0)
+		love.graphics.print(text, textX, textY)
+	elseif selected then
+		-- If selected, raise the button and draw a shadow
+		love.graphics.setColor(love.math.colorFromBytes(0, 0, 0))
+		love.graphics.rectangle("fill", x, y, w, h, rounding, rounding) -- shadow
+
+		love.graphics.setColor(love.math.colorFromBytes(244, 67, 54))
+		love.graphics.rectangle("fill", xoff, yoff, w, h, rounding, rounding) -- button offset
+
+		-- Calculate position to center the text
+		textX = xoff + (w - tw) / 2
+		textY = yoff + (h - th) / 2
+		-- Place text inside the rectangle
+		love.graphics.setColor(1, 1, 1)
+		love.graphics.print(text, textX, textY)
+	end
+end