lib/gchart.rb in matta-googlecharts-1.1.0 vs lib/gchart.rb in matta-googlecharts-1.3.0

@@ -6,11 +6,11 @@
 class Gchart
 
   include GchartInfo
   
   @@url = "http://chart.apis.google.com/chart?"  
-  @@types = ['line', 'line_xy', 'scatter', 'bar', 'venn', 'pie', 'pie_3d', 'jstize']
+  @@types = ['line', 'line_xy', 'scatter', 'bar', 'venn', 'pie', 'pie_3d', 'jstize', 'sparkline', 'meter']
   @@simple_chars = ('A'..'Z').to_a + ('a'..'z').to_a + ('0'..'9').to_a
   @@chars = @@simple_chars + ['-', '.']
   @@ext_pairs = @@chars.map { |char_1| @@chars.map { |char_2| char_1 + char_2 } }.flatten
   @@file_name = 'chart.png'
   
@@ -245,10 +245,14 @@
         "cht=p"
       when :venn
         "cht=v"
       when :scatter
         "cht=s"
+      when :sparkline
+        "cht=ls"
+      when :meter
+        "cht=gom"
       end
   end
   
   def fill_type(type)
     case type
@@ -282,10 +286,10 @@
   # to about 300 pixels. Simple encoding is suitable for all other types of chart regardless of size.
   def simple_encoding(dataset=[])
     dataset = prepare_dataset(dataset)
     @max_value = dataset.map{|ds| ds.max}.max if @max_value == 'auto'
     
-    if @max_value == false || @max_value == 'false' || @max_value == :false
+    if @max_value == false || @max_value == 'false' || @max_value == :false || @max_value == 0
       "s:" + dataset.map { |ds| ds.map { |number| convert_to_simple_value(number) }.join }.join(',')
     else
       "s:" + dataset.map { |ds| ds.map { |number| convert_to_simple_value( (@@simple_chars.size - 1) * number / @max_value) }.join }.join(',')
     end
     
\ No newline at end of file