chart_line.rb in writeexcel-0.4.2

- old
+ new

@@ -31,21 +31,21 @@
 
 ###############################################################################
 #
 # Example 1. A minimal chart.
 #
-chart1 = workbook.add_chart(:type => Chart::Line)
+chart1 = workbook.add_chart(:type => 'Chart::Line')
 
 # Add values only. Use the default categories.
 chart1.add_series( :values => '=Sheet1!$B$2:$B$7' )
 
 ###############################################################################
 #
 # Example 2. A minimal chart with user specified categories (X axis)
 #            and a series name.
 #
-chart2 = workbook.add_chart(:type => Chart::Line)
+chart2 = workbook.add_chart(:type => 'Chart::Line')
 
 # Configure the series.
 chart2.add_series(
     :categories => '=Sheet1!$A$2:$A$7',
     :values     => '=Sheet1!$B$2:$B$7',
@@ -54,11 +54,11 @@
 
 ###############################################################################
 #
 # Example 3. Same as previous chart but with added title and axes labels.
 #
-chart3 = workbook.add_chart(:type => Chart::Line)
+chart3 = workbook.add_chart(:type => 'Chart::Line')
 
 # Configure the series.
 chart3.add_series(
     :categories => '=Sheet1!$A$2:$A$7',
     :values     => '=Sheet1!$B$2:$B$7',
@@ -72,11 +72,11 @@
 
 ###############################################################################
 #
 # Example 4. Same as previous chart but with an added series
 #
-chart4 = workbook.add_chart(:name => 'Results Chart', :type => Chart::Line)
+chart4 = workbook.add_chart(:name => 'Results Chart', :type => 'Chart::Line')
 
 # Configure the series.
 chart4.add_series(
     :categories => '=Sheet1!$A$2:$A$7',
     :values     => '=Sheet1!$B$2:$B$7',
@@ -97,10 +97,10 @@
 
 ###############################################################################
 #
 # Example 5. Same as Example 3 but as an embedded chart.
 #
-chart5 = workbook.add_chart(:type => Chart::Line, :embedded => 1)
+chart5 = workbook.add_chart(:type => 'Chart::Line', :embedded => 1)
 
 # Configure the series.
 chart5.add_series(
   :categories => '=Sheet1!$A$2:$A$7',
   :values     => '=Sheet1!$B$2:$B$7',