add first bits of col/row break support

3 files changed, 74 insertions, 0 deletions

diff --git a/lib/axlsx/workbook/workbook.rb b/lib/axlsx/workbook/workbook.rb
index d122f253..3356b9de 100644
--- a/lib/axlsx/workbook/workbook.rb
+++ b/lib/axlsx/workbook/workbook.rb
@@ -34,6 +34,7 @@ require 'axlsx/workbook/worksheet/worksheet_drawing.rb'
 require 'axlsx/workbook/worksheet/worksheet_comments.rb'
 require 'axlsx/workbook/worksheet/worksheet_hyperlink'
 require 'axlsx/workbook/worksheet/worksheet_hyperlinks'
+require 'axlsx/workbook/worksheet/break'
 require 'axlsx/workbook/worksheet/worksheet.rb'
 require 'axlsx/workbook/shared_strings_table.rb'
 require 'axlsx/workbook/defined_name.rb'
diff --git a/lib/axlsx/workbook/worksheet/break.rb b/lib/axlsx/workbook/worksheet/break.rb
new file mode 100644
index 00000000..9de2c84c
--- /dev/null
+++ b/lib/axlsx/workbook/worksheet/break.rb
@@ -0,0 +1,41 @@
+module Axlsx
+
+  # The Break class stores the details for row and column page breaks.
+  # @see RowBreaks, ColBreaks
+  class Break
+
+    include Axlsx::OptionsParser
+    include Axlsx::Accessors
+    include Axlsx::SerializedAttributes
+
+    # Creates a new Break object
+    # @param worksheet The worksheet that owns this break
+    # @param options A hash of attribute options for this break.
+    # @option options [Integer] id Zero-based row or column Id of the page break. Breaks occur above the specified row and left of the specified column.
+    # @option options [Integer] min Zero-based index of start row or column of the break. For row breaks, specifies column index; for column breaks, specifies row index.
+    # @option options [Integer] max Zero-based index of end row or column of the break. For row breaks, specifies column index; for column breaks, specifies row index.
+    # @option options [Boolean] man Manual Break flag. 1 means the break is a manually inserted break.
+    # @option option [Boolean] pt Flag indicating that a PivotTable created this break.
+    def initialize(worksheet, options={})
+      @worksheet = worksheet
+      parse_options options
+      yield self if block_given?
+    end
+
+    unsigned_int_attr_accessor :id, :min, :max
+    boolean_attr_accessor :man, :pt
+    serializable_attributes :id, :min, :max, :man, :pt
+
+    attr_reader :worksheet
+
+    # serializes the break to xml
+    def to_xml_string(str='')
+      str << '<brk'
+      serialized_attributes str
+      str << '></brk>'
+    end
+
+  end
+
+end
+
diff --git a/test/workbook/worksheet/tc_break.rb b/test/workbook/worksheet/tc_break.rb
new file mode 100644
index 00000000..9f235dfe
--- /dev/null
+++ b/test/workbook/worksheet/tc_break.rb
@@ -0,0 +1,32 @@
+require 'tc_helper.rb'
+
+class TestBreak < Test::Unit::TestCase
+
+  def setup
+    p = Axlsx::Package.new
+    ws = p.workbook.add_worksheet
+    @break = Axlsx::Break.new(ws, {id: 1, min: 1, max: 10, man: true, pt: false})
+  end
+
+  def test_id
+    assert_equal(1, @break.id)
+    assert_raises ArgumentError do
+      Axlsx::Break.new(:hoge, {id: -1})
+    end
+  end
+
+  def test_min
+  end
+
+  def test_max
+  end
+
+  def test_man
+  end
+
+  def test_pt
+  end
+
+  def test_to_xml_string
+  end
+end