lib/writeexcel/charts/external.rb in writeexcel-0.3.5 vs lib/writeexcel/charts/external.rb in writeexcel-0.4.0

@@ -1,61 +1,62 @@
-###############################################################################
-#
-# External - A writer class for Excel external charts.
-#
-# Used in conjunction with WriteExcel
-#
-# perltidy with options: -mbl=2 -pt=0 -nola
-#
-# Copyright 2000-2010, John McNamara, [e-mail]
-#
-# original written in Perl by John McNamara
-# converted to Ruby by Hideo Nakamura, [e-mail]
-#
-
-require 'writeexcel/chart'
-
-class External < Chart # :nodoc:
-  ###############################################################################
-  #
-  # new()
-  #
-  def initialize(external_filename, *args)
-    super(*args)
-
-    @filename     = external_filename
-    @external_bin = true
-
-    _initialize    # Requires overridden initialize().
-    self
-  end
-
-  ###############################################################################
-  #
-  # _initialize()
-  #
-  # Read all the data into memory for the external binary style chart.
-  #
-  def _initialize
-    filename   = @filename
-    filehandle = File.open(filename, 'rb')
-
-    @filehandle    = filehandle
-    @datasize      = FileTest.size(filename)
-    @using_tmpfile = false
-
-    # Read the entire external chart binary into the the data buffer.
-    # This will be retrieved by _get_data() when the chart is closed().
-    @data = @filehandle.read(@datasize)
-  end
-
-  ###############################################################################
-  #
-  # _close()
-  #
-  # We don't need to create or store Chart data structures when using an
-  # external binary, so we have a default close method.
-  #
-  def close
-    return nil
-  end
-end
+# -*- coding: utf-8 -*-
+###############################################################################
+#
+# External - A writer class for Excel external charts.
+#
+# Used in conjunction with WriteExcel
+#
+# perltidy with options: -mbl=2 -pt=0 -nola
+#
+# Copyright 2000-2010, John McNamara, [e-mail]
+#
+# original written in Perl by John McNamara
+# converted to Ruby by Hideo Nakamura, [e-mail]
+#
+
+require 'writeexcel/chart'
+
+class External < Chart # :nodoc:
+  ###############################################################################
+  #
+  # new()
+  #
+  def initialize(external_filename, *args)
+    super(*args)
+
+    @filename     = external_filename
+    @external_bin = true
+
+    _initialize    # Requires overridden initialize().
+    self
+  end
+
+  ###############################################################################
+  #
+  # _initialize()
+  #
+  # Read all the data into memory for the external binary style chart.
+  #
+  def _initialize
+    filename   = @filename
+    filehandle = File.open(filename, 'rb')
+
+    @filehandle    = filehandle
+    @datasize      = FileTest.size(filename)
+    @using_tmpfile = false
+
+    # Read the entire external chart binary into the the data buffer.
+    # This will be retrieved by _get_data() when the chart is closed().
+    @data = @filehandle.read(@datasize)
+  end
+
+  ###############################################################################
+  #
+  # _close()
+  #
+  # We don't need to create or store Chart data structures when using an
+  # external binary, so we have a default close method.
+  #
+  def close
+    nil
+  end
+end