[gnumeric] export chart grids to ODF

[Andreas J. Guelzow <guelzow src gnome org>]

commit d73d85073a8c5d6032b34241ec38cd1d99bdd36d
Author: Andreas J Guelzow <aguelzow pyrshep ca>
Date:   Tue Aug 17 18:07:26 2010 -0600

    export chart grids to ODF
    
    2010-08-17  Andreas J. Guelzow <aguelzow pyrshep ca>
    
    	* openoffice-write.c (odf_write_one_axis_grid): new
    	(odf_write_axis_grid): new
    	(odf_write_axis): call odf_write_axis_grid

 plugins/openoffice/ChangeLog          |    6 ++++++
 plugins/openoffice/openoffice-write.c |   22 ++++++++++++++++++++++
 2 files changed, 28 insertions(+), 0 deletions(-)
---
diff --git a/plugins/openoffice/ChangeLog b/plugins/openoffice/ChangeLog
index 39415e4..7b92c83 100644
--- a/plugins/openoffice/ChangeLog
+++ b/plugins/openoffice/ChangeLog
@@ -1,5 +1,11 @@
 2010-08-17  Andreas J. Guelzow <aguelzow pyrshep ca>
 
+	* openoffice-write.c (odf_write_one_axis_grid): new
+	(odf_write_axis_grid): new
+	(odf_write_axis): call odf_write_axis_grid
+
+2010-08-17  Andreas J. Guelzow <aguelzow pyrshep ca>
+
 	* openoffice-read.c (od_chart_axis_categories): new
 	(oo_plot_series): use the chart:categories
 	(oo_chart_end): new
diff --git a/plugins/openoffice/openoffice-write.c b/plugins/openoffice/openoffice-write.c
index 370ebca..17786c7 100644
--- a/plugins/openoffice/openoffice-write.c
+++ b/plugins/openoffice/openoffice-write.c
@@ -3755,6 +3755,27 @@ odf_write_surface_axes_styles (GnmOOExport *state, GogObject const *chart,
 	odf_write_standard_axes_styles (state, chart, plot);
 }
 
+static void
+odf_write_one_axis_grid (GnmOOExport *state, GogObject const *axis, 
+			 char const *role, char const *class)
+{
+	GogObject const *grid;
+
+	grid = gog_object_get_child_by_name (axis, role);
+	if (grid) {
+		gsf_xml_out_start_element (state->xml, CHART "grid");
+		gsf_xml_out_add_cstr (state->xml, CHART "class", class);
+		gsf_xml_out_end_element (state->xml); /* </chart:grid> */
+	}	
+}
+
+static void
+odf_write_axis_grid (GnmOOExport *state, GogObject const *axis)
+{
+	odf_write_one_axis_grid (state, axis, "MajorGrid", "major");
+	odf_write_one_axis_grid (state, axis, "MinorGrid", "minor");
+}
+
 
 static void
 odf_write_axis (GnmOOExport *state, GogObject const *chart, char const *axis_role, 
@@ -3771,6 +3792,7 @@ odf_write_axis (GnmOOExport *state, GogObject const *chart, char const *axis_rol
 		gsf_xml_out_start_element (state->xml, CHART "axis");
 		gsf_xml_out_add_cstr (state->xml, CHART "dimension", dimension);
 		gsf_xml_out_add_cstr (state->xml, CHART "style-name", style_label);
+		odf_write_axis_grid (state, axis);
 		gsf_xml_out_end_element (state->xml); /* </chart:axis> */
 	}
 }