Restructure examples folder (#47)

Split examples into separate markdown files, each containing a description, sample code, and a screenshot of the resulting xlsx document.

The script `generate.rb` is provided to actually generate the example documents by executing the sample code contained in the markdown files.

1 files changed, 32 insertions, 0 deletions

diff --git a/examples/row_styles_example.md b/examples/row_styles_example.md
new file mode 100644
index 00000000..973b0a13
--- /dev/null
+++ b/examples/row_styles_example.md
@@ -0,0 +1,32 @@
+## Description
+
+There is a way to add styles to a whole row.
+
+## Code
+
+```ruby
+require 'axlsx'
+
+p = Axlsx::Package.new
+wb = p.workbook
+
+s = wb.styles
+percent = s.add_style num_fmt: 9, bg_color: '0000FF'
+
+wb.add_worksheet(name: 'Custom row styles') do |sheet|
+  sheet.add_row ['A', 'B', 'C', 'D', 'E']
+  sheet.add_row [0.1, 0.2, 0.3, 0.4, 0.5]
+  sheet.add_row ['H', 'I', 'D', 'E', '!']
+  sheet.add_row [1, 2, 0.1, 4, 5.0]
+
+  # Apply the percent style to the row at index 2 skipping the first column.
+  sheet.row_style 1, percent, col_offset: 1
+  sheet.rows[2].hidden = true
+end
+
+p.serialize 'row_styles_example.xlsx'
+```
+
+## Output
+
+![Output](images/row_styles_example.png "Output")