draw.rb in squib-0.16.0.pre.preview1

- old
+ new
@@ -1,92 +1,93 @@
 require 'cairo'
 require_relative 'arg_loader'
 require_relative 'color_validator'
 
-module Squib
-  # @api private
-  module Args
+module Squib::Args
 
-    class Draw
-      include ArgLoader
-      include ColorValidator
+  module_function def extract_draw(opts, deck, dsl_method_defaults = {})
+    Draw.new(deck.custom_colors, dsl_method_defaults).extract!(opts, deck)
+  end
 
-      def initialize(custom_colors, dsl_method_defaults = {})
-        @custom_colors = custom_colors
-        @dsl_method_defaults = dsl_method_defaults
-      end
+  class Draw
+    include ArgLoader
+    include ColorValidator
 
-      def self.parameters
-        { color: :black,
-          fill_color: '#0000',
-          stroke_color: :black,
-          stroke_width: 2.0,
-          stroke_strategy: :fill_first,
-          join: :miter,
-          cap: 'butt',
-          dash: ''
-        }
-      end
+    def initialize(custom_colors, dsl_method_defaults = {})
+      @custom_colors = custom_colors
+      @dsl_method_defaults = dsl_method_defaults
+    end
 
-      def self.expanding_parameters
-        parameters.keys # all of them are expandable
-      end
+    def self.parameters
+      { color: :black,
+        fill_color: '#0000',
+        stroke_color: :black,
+        stroke_width: 2.0,
+        stroke_strategy: :fill_first,
+        join: :miter,
+        cap: 'butt',
+        dash: ''
+      }
+    end
 
-      def self.params_with_units
-        [:stroke_width]
-      end
+    def self.expanding_parameters
+      parameters.keys # all of them are expandable
+    end
 
-      def validate_join(arg, _i)
-        case arg.to_s.strip.downcase
-        when 'miter'
-          Cairo::LINE_JOIN_MITER
-        when 'round'
-          Cairo::LINE_JOIN_ROUND
-        when 'bevel'
-          Cairo::LINE_JOIN_BEVEL
-        end
-      end
+    def self.params_with_units
+      [:stroke_width]
+    end
 
-      def validate_cap(arg, _i)
-        case arg.to_s.strip.downcase
-        when 'butt'
-          Cairo::LINE_CAP_BUTT
-        when 'round'
-          Cairo::LINE_CAP_ROUND
-        when 'square'
-          Cairo::LINE_CAP_SQUARE
-        end
+    def validate_join(arg, _i)
+      case arg.to_s.strip.downcase
+      when 'miter'
+        Cairo::LINE_JOIN_MITER
+      when 'round'
+        Cairo::LINE_JOIN_ROUND
+      when 'bevel'
+        Cairo::LINE_JOIN_BEVEL
       end
+    end
 
-      def validate_dash(arg, _i)
-        arg.to_s.split.collect do |x|
-          UnitConversion.parse(x, @dpi).to_f
-        end
+    def validate_cap(arg, _i)
+      case arg.to_s.strip.downcase
+      when 'butt'
+        Cairo::LINE_CAP_BUTT
+      when 'round'
+        Cairo::LINE_CAP_ROUND
+      when 'square'
+        Cairo::LINE_CAP_SQUARE
       end
+    end
 
-      def validate_fill_color(arg, _i)
-        colorify(arg, @custom_colors)
+    def validate_dash(arg, _i)
+      arg.to_s.split.collect do |x|
+        UnitConversion.parse(x, @dpi, @cell_px).to_f
       end
+    end
 
-      def validate_stroke_color(arg, _i)
-        colorify(arg, @custom_colors)
-      end
+    def validate_fill_color(arg, _i)
+      colorify(arg, @custom_colors)
+    end
 
-      def validate_color(arg, _i)
-        colorify(arg, @custom_colors)
-      end
+    def validate_stroke_color(arg, _i)
+      colorify(arg, @custom_colors)
+    end
 
-      def validate_stroke_strategy(arg, _i)
-        case arg.to_s.downcase.strip
-        when 'fill_first'
-          :fill_first
-        when 'stroke_first'
-          :stroke_first
-        else
-          raise "Only 'stroke_first' or 'fill_first' allowed"
-        end
-      end
+    def validate_color(arg, _i)
+      colorify(arg, @custom_colors)
+    end
 
+    def validate_stroke_strategy(arg, _i)
+      case arg.to_s.downcase.strip
+      when 'fill_first'
+        :fill_first
+      when 'stroke_first'
+        :stroke_first
+      else
+        raise "Only 'stroke_first' or 'fill_first' allowed"
+      end
     end
 
   end
+
 end