EPUB export, fixed layout: fix spine names

They are pages, not sections.

Change-Id: Ifd72d5ebec1d372a9bd99653d849479a6ffb6bfa
Reviewed-on: https://gerrit.libreoffice.org/45690Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

configure.ac

@@ -7688,7 +7688,8 @@ AS_IF([test "$SYSTEM_EPUBGEN" = "TRUE"], [
     AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
             #include <libepubgen/libepubgen.h>
         ], [
-            const libepubgen::EPUBTextGenerator generator(nullptr, EPUB_SPLIT_METHOD_NONE, 30);
+            libepubgen::EPUBTextGenerator generator(nullptr);
+            generator.setOption(libepubgen::EPUB_GENERATOR_OPTION_SPLIT, libepubgen::EPUB_SPLIT_METHOD_NONE);
         ])],
         [
             AC_MSG_RESULT([yes])

writerperfect/source/writer/EPUBExportFilter.cxx

@@ -95,13 +95,14 @@ sal_Bool EPUBExportFilter::filter(const uno::Sequence<beans::PropertyValue> &rDe
     // file, the flat ODF filter has access to the doc model, everything else
     // is in-between.
     EPUBPackage aPackage(mxContext, rDescriptor);
-    libepubgen::EPUBTextGenerator aGenerator(&aPackage, static_cast<libepubgen::EPUBSplitMethod>(nSplitMethod)
+    libepubgen::EPUBTextGenerator aGenerator(&aPackage
 #if LIBEPUBGEN_VERSION_SUPPORT
                                              , nVersion
 #endif
                                             );
 #if LIBEPUBGEN_VERSION_SUPPORT
-    aGenerator.setLayoutMethod(static_cast<libepubgen::EPUBLayoutMethod>(nLayoutMethod));
+    aGenerator.setOption(libepubgen::EPUB_GENERATOR_OPTION_SPLIT, nSplitMethod);
+    aGenerator.setOption(libepubgen::EPUB_GENERATOR_OPTION_LAYOUT, nLayoutMethod);
 #endif
     OUString aSourceURL;
     uno::Reference<frame::XModel> xSourceModel(mxSourceDocument, uno::UNO_QUERY);