add trleft; test for trgraph

lib/ruby-rtf/parser.rb

@@ -186,6 +186,10 @@ def handle_control(name, val, src, current_pos)
         raise "trgraph outside of a table?" if !current_section[:modifiers][:row]
         current_section[:modifiers][:row].table.half_gap = RubyRTF.twips_to_points(val)
 
+      when :trleft then
+        raise "trleft outside of a table?" if !current_section[:modifiers][:row]
+        current_section[:modifiers][:row].table.left_margin = RubyRTF.twips_to_points(val)
+
       when :cellx then
         raise "cellx outside of a table?" if !current_section[:modifiers][:row]
         current_section[:modifiers][:row].widths.push(RubyRTF.twips_to_points(val))

lib/ruby-rtf/table.rb

@@ -1,8 +1,11 @@
 module RubyRTF
   class Table
-    attr_accessor :rows, :half_gap
+    attr_accessor :rows, :half_gap, :left_margin
 
     def initialize
+      @left_margin = 0
+      @half_gap = 0
+
       @rows = []
       add_row
     end

spec/parser_spec.rb

@@ -641,6 +641,28 @@ def compare_table_results(table, data)
         compare_table_results(table, [{:widths => [72], :values => [['fee.']]}])
       end
 
+      it 'parses a \trgraph180' do
+        src = '{\rtf1 Before Table' +
+                '\trowd\trgraph180\cellx1440' +
+                '\pard\intbl fee.\cell\row ' +
+                'After table}'
+        d = parser.parse(src)
+
+        table = d.sections[1][:modifiers][:table]
+        table.half_gap.should == 9
+      end
+
+      it 'parses a \trleft240' do
+        src = '{\rtf1 Before Table' +
+                '\trowd\trgraph180\trleft240\cellx1440' +
+                '\pard\intbl fee.\cell\row ' +
+                'After table}'
+        d = parser.parse(src)
+
+        table = d.sections[1][:modifiers][:table]
+        table.left_margin.should == 12
+      end
+
       it 'parses a single row with multiple columns' do
         src = '{\rtf1 Before Table' +
                 '\trowd\trgraph180\cellx1440\cellx2880\cellx1000' +