tdf#50934: Add a pie-with-remainder-as-another-pie chart type

Implement ODF import/export for bar-of-pie and pie-of-pie types,
and add simple tests for this capability. The associated ODF tags
are implemented in the loext namespace. This also required changing
the schema.

Change-Id: Ib55ae1c5818ad810f7b962d807a9163a3d02ba17
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/164436
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 14 insertions, 0 deletions

diff --git a/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng b/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
index a68033d1954e..b14c02bfbbe1 100644
--- a/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
@@ -2717,6 +2717,20 @@ xmlns:loext="urn:org:documentfoundation:names:experimental:office:xmlns:loext:1.
     </rng:optional>
   </rng:define>
 
+    <!-- TODO no proposal -->
+  <rng:define name="chart-chart-attlist" combine="interleave">
+    <rng:optional>
+      <rng:attribute name="loext:sub-bar">
+        <rng:ref name="boolean"/>
+      </rng:attribute>
+    </rng:optional>
+    <rng:optional>
+      <rng:attribute name="loext:sub-pie">
+        <rng:ref name="boolean"/>
+      </rng:attribute>
+    </rng:optional>
+  </rng:define>
+
   <!-- OFFICE-2112, TODO half of this missing in proposal -->
   <rng:define name="table-table-protection">
     <rng:element name="loext:table-protection">