paragraph.rb in squib-0.16.0.pre.preview1

- old
+ new
@@ -1,116 +1,118 @@
 require_relative '../constants'
 require_relative 'arg_loader'
 
-module Squib
-  # @api private
-  module Args
+module Squib::Args
 
-    class Paragraph
-      include ArgLoader
+  module_function def extract_para(opts, deck, dsl_method_defaults = {})
+    Paragraph.new(deck.font).extract!(opts, deck)
+  end
 
+  class Paragraph
+    include ArgLoader
 
-      def self.parameters
-        { align:     :left,
-          str:       'Hello, World!',
-          font:      :use_set,
-          font_size: nil,
-          markup:    false,
-          justify:   false,
-          wrap:      true,
-          ellipsize: :end,
-          spacing:   nil,
-          valign:    :top,
-          hint:      :off
-        }
-      end
+    def self.parameters
+      { align:     :left,
+        str:       'Hello, World!',
+        font:      :use_set,
+        font_size: nil,
+        markup:    false,
+        justify:   false,
+        wrap:      true,
+        ellipsize: :end,
+        spacing:   nil,
+        valign:    :top,
+        hint:      :off
+      }
+    end
 
-      def self.expanding_parameters
-        parameters.keys # all of them
-      end
+    def self.expanding_parameters
+      parameters.keys # all of them
+    end
 
-      def self.params_with_units
-        [] # none of them
-      end
+    def self.params_with_units
+      [] # none of them
+    end
 
-      def initialize(deck_font)
-        @deck_font = deck_font
-      end
+    def initialize(deck_font)
+      @deck_font = deck_font
+    end
 
-      def validate_str(arg, _i)
-        arg.to_s
-      end
+    def validate_str(arg, _i)
+      arg.to_s
+    end
 
-      def validate_font(arg, _i)
-        arg = @deck_font if arg == :use_set
-        arg = DEFAULT_FONT if arg == :default
-        arg
-      end
+    def validate_font(arg, _i)
+      arg = @deck_font if arg == :use_set
+      arg = Squib::DEFAULT_FONT if arg == :default
+      arg
+    end
 
-      def validate_align(arg, _i)
-        case arg.to_s.downcase.strip
-        when 'left'
-          Pango::Alignment::LEFT
-        when 'right'
-          Pango::Alignment::RIGHT
-        when 'center'
-          Pango::Alignment::CENTER
-        else
-          raise ArgumentError, 'align must be one of: center, left, right'
-        end
+    def validate_align(arg, _i)
+      case arg.to_s.downcase.strip
+      when 'left'
+        Pango::Alignment::LEFT
+      when 'right'
+        Pango::Alignment::RIGHT
+      when 'center'
+        Pango::Alignment::CENTER
+      else
+        raise ArgumentError, 'align must be one of: center, left, right'
       end
+    end
 
-      def validate_wrap(arg, _i)
-        case arg.to_s.downcase.strip
-        when 'word'
-          Pango::WrapMode::WORD
-        when 'char', 'false'
-          Pango::WrapMode::CHAR
-        when 'word_char', 'true'
-          Pango::WrapMode::WORD_CHAR
-        else
-          raise ArgumentError, 'wrap must be one of: word, char, word_char, true, or false'
-        end
+    def validate_wrap(arg, _i)
+      case arg.to_s.downcase.strip
+      when 'word'
+        Pango::WrapMode::WORD
+      when 'char', 'false'
+        Pango::WrapMode::CHAR
+      when 'word_char', 'true'
+        Pango::WrapMode::WORD_CHAR
+      else
+        raise ArgumentError, 'wrap must be one of: word, char, word_char, true, or false'
       end
+    end
 
-      def validate_ellipsize(arg, _i)
-        case arg.to_s.downcase.strip
-        when 'none', 'false'
-          Pango::EllipsizeMode::NONE
-        when 'start'
-          Pango::EllipsizeMode::START
-        when 'middle'
-          Pango::EllipsizeMode::MIDDLE
-        when 'end', 'true'
-          Pango::EllipsizeMode::END
-        else
-          raise ArgumentError, 'ellipsize must be one of: none, start, middle, end, true, or false'
-        end
+    def validate_ellipsize(arg, _i)
+      case arg.to_s.downcase.strip
+      when 'none', 'false'
+        Pango::EllipsizeMode::NONE
+      when 'start'
+        Pango::EllipsizeMode::START
+      when 'middle'
+        Pango::EllipsizeMode::MIDDLE
+      when 'end', 'true'
+        Pango::EllipsizeMode::END
+      when 'autoscale'
+        :autoscale
+      else
+        raise ArgumentError, 'ellipsize must be one of: none, start, middle, end, true, false or autoscale'
       end
+    end
 
-      def validate_justify(arg, _i)
-        case arg
-        when nil, true, false
-          arg
-        else
-          raise ArgumentError, 'justify must be one of: nil, true, or false'
-        end
+    def validate_justify(arg, _i)
+      case arg
+      when nil, true, false
+        arg
+      else
+        raise ArgumentError, 'justify must be one of: nil, true, or false'
       end
+    end
 
-      def validate_spacing(arg, _i)
-        return nil if arg.nil?
-        raise ArgumentError, 'spacing must be a number or nil' unless arg.respond_to? :to_f
-        arg.to_f * Pango::SCALE
-      end
+    def validate_spacing(arg, _i)
+      return nil if arg.nil?
+      raise ArgumentError, 'spacing must be a number or nil' unless arg.respond_to? :to_f
+      arg.to_f * Pango::SCALE
+    end
 
-      def validate_valign(arg, _i)
-        if %w(top middle bottom).include? arg.to_s.downcase
-          arg.to_s.downcase
-        else
-          raise ArgumentError, 'valign must be one of: top, middle, bottom'
-        end
+    def validate_valign(arg, _i)
+      if %w(top middle bottom).include? arg.to_s.downcase
+        arg.to_s.downcase
+      else
+        raise ArgumentError, 'valign must be one of: top, middle, bottom'
       end
-
     end
 
   end
+
 end