Added individual border override options.

2 files changed, 10 insertions, 1 deletions

diff --git a/examples/styles.rb b/examples/styles.rb
index b69251b4..e8047ab1 100644
--- a/examples/styles.rb
+++ b/examples/styles.rb
@@ -48,6 +48,9 @@ wb.styles do |style|
   # A style that a applies a font size and a custom formatting code
   custom_format = wb.styles.add_style :sz => 20, :format_code => 'yyyy-mm-dd'
 
+  # A style that overrides top and left border style
+  one_border = wb.styles.add_style :border => { :style => :thin, :color =>"FAAC58", :edges => [:right, :top, :left] }, :border_top => { :style => :thick, :color => "01DF74" }, :border_left => { :color => "0101DF" }
+
 
   wb.add_worksheet do |sheet|
 
@@ -55,6 +58,7 @@ wb.styles do |style|
     sheet.add_row [123, "123", Time.now], style: [nil, large_font, predefined_format]
     sheet.add_row [123, "123", Date.new(2012, 9, 14)], style: [large_font, nil, custom_format]
     sheet.add_row [123, "123", Date.new(2000, 9, 12)] # This uses the axlsx default format_code (14)
+    sheet.add_row [123, "123", Time.now], style: [large_font, one_border, predefined_format]
   end
 
 end
diff --git a/lib/axlsx/stylesheet/styles.rb b/lib/axlsx/stylesheet/styles.rb
index da5b277f..ab2903f2 100644
--- a/lib/axlsx/stylesheet/styles.rb
+++ b/lib/axlsx/stylesheet/styles.rb
@@ -308,6 +308,8 @@ module Axlsx
     # may include an :edges entry that references an array of symbols identifying which border edges 
     # you wish to apply the style or any other valid Border initializer options.
     # If the :edges entity is not provided the style is applied to all edges of cells that reference this style.
+	# Also available :border_top, :border_right, :border_bottom and :border_left options with :style and/or :color 
+	# key-value entries, which override :border values.
     # @example
     #   #apply a thick red border to the top and bottom
     #   { :border => { :style => :thick, :color => "FFFF0000", :edges => [:top, :bottom] }
@@ -319,7 +321,10 @@ module Axlsx
         raise ArgumentError, (ERR_INVALID_BORDER_OPTIONS % b_opts) unless b_opts.keys.include?(:style) && b_opts.keys.include?(:color)
         border = Border.new b_opts
         (b_opts[:edges] || [:left, :right, :top, :bottom]).each do |edge|
-          b_options = { :name => edge, :style => b_opts[:style], :color => Color.new(:rgb => b_opts[:color]) }
+		  sb_opts = options["border_#{edge}".to_sym]
+		  style = (!sb_opts.nil? && sb_opts.keys.include?(:style)) ? sb_opts[:style] : b_opts[:style]
+		  color = (!sb_opts.nil? && sb_opts.keys.include?(:color)) ? sb_opts[:color] : b_opts[:color]
+		  b_options = { :name => edge, :style => style, :color => Color.new(:rgb => color) }
           border.prs << BorderPr.new(b_options)
         end
         options[:type] == :dxf ? border : borders << border