Putting together a global `set` method for defaults

lib/squib/api/settings.rb

@@ -6,12 +6,28 @@ module Squib
     #   Setting a hint to nil or to :off will disable hints. @see samples/text.rb
     #
     # @param [Color] text the color of the text hint. To turn off use nil or :off. @see API.md 
-    # @return nil
+    # @return [nil] Returns nothing
     # @api public
     def hint(text: nil)
       text = nil if text == :off
       @text_hint = text
     end
 
+    # Sets various defaults for this deck. Defaults can be overriden by the commands themselves
+    # @example 
+    #   set font: 'Arial 26'
+    #   text 'blah'                     # in Arial 26
+    #   text 'blah24', font: 'Arial 24' # in Arial 24
+    #   set font: :default              # Back to Squib-wide default
+    #
+    # @param opts: the hash of options.
+    # @option font: the font string to set as default. Can also be set to `:default` to use the Squib-wide default.
+    # @return [nil] Returns nothing
+    # @api public
+    def set(opts = {})
+      opts = needs(opts, [:font])
+      @font = opts[:font]
+    end 
+
   end
 end

lib/squib/api/text.rb

@@ -1,16 +1,6 @@
 module Squib
   class Deck
 
-    # @api private todo
-    def font(type: 'Arial', size: 12, **options)
-      raise 'Not implemented!'
-    end
-
-    # @api private todo
-    def set_font(type: 'Arial', size: 12, **options)
-      raise 'Not implemented!'
-    end
-
     # Renders a string at a given location, width, alignment, font, etc.
     #   Unix-like newlines are interpreted even on Windows. 
     #

lib/squib/constants.rb

@@ -8,7 +8,7 @@ module Squib
       :fill_color => '#0000',
       :stroke_color => :black,
       :stroke_width => 2.0,
-   		:font => 'Arial, Sans 36',
+   		:font => :use_set,
    		:sheet => 0,
    		:x => 0,
    		:y => 0,

lib/squib/deck.rb

@@ -24,7 +24,7 @@ module Squib
     def initialize(width: 825, height: 1125, cards: 1, dpi: 300, config: 'config.yml', &block)
       @width=width; @height=height
       @dpi = dpi
-      @font = 'Sans 36'
+      @font = Squib::SYSTEM_DEFAULTS[:font]
       @cards = []
       cards.times{ @cards << Squib::Card.new(self, width, height) }
       load_config(config)

samples/basic.rb

@@ -5,7 +5,7 @@ data = {'name' => ['Thief', 'Grifter', 'Mastermind'],
         'level' => [1,2,3]}
 
 Squib::Deck.new(width: 825, height: 1125, cards: 3) do
-  puts background color: :white
+  background color: :white
   rect x: 38, y: 38, width: 750, height: 1050, radius: 38
   rect x: 75, y: 75, width: 128, height: 128, radius: 25
 

spec/api/api_text_spec.rb

@@ -0,0 +1,37 @@
+require 'spec_helper'
+require 'squib'
+
+describe Squib::Deck, '#text' do
+
+  context "when working with fonts" do
+     it"should use the default font when #text and #set_font don't specify" do
+      card = instance_double(Squib::Card)
+      expect(card).to receive(:text).with('a', Squib::SYSTEM_DEFAULTS[:font], anything, anything, anything, anything).once
+      Squib::Deck.new do  
+        @cards = [card] 
+        text str: 'a'
+      end
+    end
+
+    it "should use the #set_font when #text doesn't specify" do
+      card = instance_double(Squib::Card)
+      expect(card).to receive(:text).with('a', 'Times New Roman 16', anything, anything, anything, anything).once
+      Squib::Deck.new do  
+        @cards = [card] 
+        set font: 'Times New Roman 16'
+        text str: 'a'
+      end
+    end
+
+    it "should use the specified font no matter what" do
+      card = instance_double(Squib::Card)
+      expect(card).to receive(:text).with('a', 'Arial 18', anything, anything, anything, anything).once
+      Squib::Deck.new do  
+        @cards = [card] 
+        set font: 'Times New Roman 16'
+        text str: 'a', font: 'Arial 18'
+      end
+    end
+  end
+
+end