Warn when text is ellipsized

Closes #80

lib/squib/args/input_file.rb

@@ -31,4 +31,4 @@ module Squib
     end
 
   end
-end
+end

lib/squib/conf.rb

@@ -24,6 +24,7 @@ module Squib
       'ellipsis'      => "\u2026",
       'smart_quotes'  => true,
       'text_hint'     => 'off',
+      'warn_ellipsize'=> true,
     }
 
     #Translate the hints to the methods.
@@ -101,6 +102,10 @@ module Squib
       @config_hash['custom_colors']
     end
 
+    def warn_ellipsize?
+      @config_hash['warn_ellipsize']
+    end
+
     private
 
     def normalize_antialias
@@ -108,4 +113,4 @@ module Squib
     end
 
   end
-end
+end

lib/squib/graphics/text.rb

@@ -109,6 +109,12 @@ module Squib
       end
     end
 
+    def warn_if_ellipsized(layout)
+       if @deck.conf.warn_ellipsize? && layout.ellipsized?
+         Squib.logger.warn { "Ellipsized (too much text). Card \##{@index}. Text:  \"#{layout.text}\". \n (To disable this warning, set warn_ellipsize: false in config.yml)" }
+       end
+    end
+
     # :nodoc:
     # @api private
     def text(embed, para, box, trans, draw)
@@ -160,6 +166,7 @@ module Squib
         draw_text_hint(cc, box.x, box.y, layout, para.hint)
         extents = { width: layout.extents[1].width / Pango::SCALE,
                     height: layout.extents[1].height / Pango::SCALE }
+        warn_if_ellipsized layout
       end
       return extents
     end

lib/squib/project_template/config.yml

@@ -37,4 +37,9 @@
 # ellipsis: "\u2026"
 
 # We can also disallow smart quotes and only allow explicit replacements with ``LaTeX-style'' quotes.
-# smart_quotes: false
+# smart_quotes: false
+
+# By default, Squib warns when a text box is ellipsized. This can get verbose
+# and can be turned off here
+# warn_ellipsize: true # default
+# warn_ellipsize: false # default