Pick up hidden row and column flags when importing via orcus.

Change-Id: Idf2530935eb93339602ac5f6a5d0547aa56b453a
Reviewed-on: https://gerrit.libreoffice.org/49695Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Kohei Yoshida <libreoffice@kohei.us>

external/liborcus/0001-xls-xml-Import-hidden-row-and-column-flags.patch

+From 66bbbd42f5d135b7e7dd57eaa7fdf6fd69c664df Mon Sep 17 00:00:00 2001
+From: Kohei Yoshida <kohei.yoshida@gmail.com>
+Date: Tue, 13 Feb 2018 22:15:49 -0500
+Subject: [PATCH] xls-xml: Import hidden row and column flags.
+
+(cherry picked from commit 95420c1a1e8c082bb5953b2a49f0d56eef0e5f7e)
+---
+ src/liborcus/xls_xml_context.cpp | 20 ++++++++++++++++++--
+ 1 file changed, 18 insertions(+), 2 deletions(-)
+
+diff --git a/src/liborcus/xls_xml_context.cpp b/src/liborcus/xls_xml_context.cpp
+index 917ff86..04b863a 100644
+--- a/src/liborcus/xls_xml_context.cpp
++++ b/src/liborcus/xls_xml_context.cpp
+@@ -1222,6 +1222,7 @@ void xls_xml_context::start_element_column(const xml_token_pair_t& parent, const
+     spreadsheet::col_t col_index = m_cur_prop_col;
+     spreadsheet::col_t span = 0;
+     double width = 0.0;
++    bool hidden = false;
+ 
+     std::for_each(attrs.begin(), attrs.end(),
+         [&](const xml_token_attr_t& attr)
+@@ -1244,6 +1245,8 @@ void xls_xml_context::start_element_column(const xml_token_pair_t& parent, const
+                 case XML_Span:
+                     span = to_long(attr.value);
+                     break;
++                case XML_Hidden:
++                    hidden = to_long(attr.value) != 0;
+                 default:
+                     ;
+             }
+@@ -1251,8 +1254,11 @@ void xls_xml_context::start_element_column(const xml_token_pair_t& parent, const
+     );
+ 
+     for (; span >= 0; --span, ++col_index)
++    {
+         // Column widths are stored as points.
+         mp_sheet_props->set_column_width(col_index, width, orcus::length_unit_t::point);
++        mp_sheet_props->set_column_hidden(col_index, hidden);
++    }
+ 
+     m_cur_prop_col = col_index;
+ }
+@@ -1263,6 +1269,7 @@ void xls_xml_context::start_element_row(const xml_token_pair_t& parent, const xm
+     m_cur_col = 0;
+     spreadsheet::row_t row_index = -1;
+     bool has_height = false;
++    bool hidden = false;
+     double height = 0.0;
+ 
+     for (const xml_token_attr_t& attr : attrs)
+@@ -1281,6 +1288,9 @@ void xls_xml_context::start_element_row(const xml_token_pair_t& parent, const xm
+                     has_height = true;
+                     height = to_double(attr.value);
+                     break;
++                case XML_Hidden:
++                    hidden = to_long(attr.value) != 0;
++                    break;
+                 default:
+                     ;
+             }
+@@ -1293,8 +1303,14 @@ void xls_xml_context::start_element_row(const xml_token_pair_t& parent, const xm
+         m_cur_row = row_index - 1;
+     }
+ 
+-    if (mp_sheet_props && has_height)
+-        mp_sheet_props->set_row_height(m_cur_row, height, length_unit_t::point);
++    if (mp_sheet_props)
++    {
++        if (has_height)
++            mp_sheet_props->set_row_height(m_cur_row, height, length_unit_t::point);
++
++        if (hidden)
++            mp_sheet_props->set_row_hidden(m_cur_row, true);
++    }
+ }
+ 
+ void xls_xml_context::end_element_borders()
+-- 
+2.7.4
+

external/liborcus/UnpackedTarball_liborcus.mk

@@ -21,6 +21,7 @@ $(eval $(call gb_UnpackedTarball_add_patches,liborcus,\
 	external/liborcus/0001-Alpha-value-of-0-means-fully-transparent.-I-m-sure-2.patch \
 	external/liborcus/0002-We-are-supposed-to-use-the-foreground-color-for-soli.patch \
 	external/liborcus/0001-xls-xml-Pick-up-border-colors.patch \
+	external/liborcus/0001-xls-xml-Import-hidden-row-and-column-flags.patch \
 ))
 
 ifeq ($(OS),WNT)