Fixing globally togglable text hints

lib/squib/api/settings.rb

@@ -7,10 +7,9 @@ module Squib
     # Setting a hint to nil or to :off will disable hints. @see samples/text.rb
     # @example
     #   hint text: :cyan
-    #   hint text: :cyan, progress_bar: true
+    #   hint text: :cyan
     #
     # @param [String] text the color of the text hint. To turn off use :off. @see README.md 
-    # @param [Boolean] progress_bar enable progress bars on long-running operations
     # @return [nil] Returns nothing
     # @api public
     def hint(text: :off)

lib/squib/deck.rb

@@ -60,6 +60,7 @@ module Squib
       @custom_colors = {}
       @img_dir = '.'
       @progress_bar = Squib::Progress.new(false)
+      @text_hint = :off
       cards.times{ @cards << Squib::Card.new(self, width, height) }
       load_config(config)
       load_layout(layout)

lib/squib/graphics/text.rb

@@ -6,7 +6,7 @@ module Squib
     # :nodoc:
     # @api private 
     def draw_text_hint(x,y,layout, color)
-      color ||= @deck.text_hint
+      color = @deck.text_hint if color.to_s.eql? 'off' and not @deck.text_hint.to_s.eql? 'off'
       return if color.to_s.eql? 'off'
       # when w,h < 0, it was never set. extents[1] are ink extents
       w = layout.width / Pango::SCALE