fix char background color in some cases

0001-fix-parsing-of-text-block-bg-color-in-some-cases.patch

@@ -0,0 +1,29 @@
+From f28739d5bcdace1b6aa4671e5c5483d941ca8c6e Mon Sep 17 00:00:00 2001
+From: David Tardon <dtardon@redhat.com>
+Date: Tue, 29 Nov 2016 15:05:20 +0100
+Subject: [PATCH 1/2] fix parsing of text block bg color in some cases
+
+It appears that if the color index is 0xff, no color should be set.
+
+Change-Id: I0dcea16ed5d61292d84e82904b863c1ccafd9d7a
+---
+ src/lib/VSDParser.cpp | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/lib/VSDParser.cpp b/src/lib/VSDParser.cpp
+index e82a678..8fc73d1 100644
+--- a/src/lib/VSDParser.cpp
++++ b/src/lib/VSDParser.cpp
+@@ -877,7 +877,8 @@ void libvisio::VSDParser::readTextBlock(librevenge::RVNGInputStream *input)
+   input->seek(1, librevenge::RVNG_SEEK_CUR);
+   double bottomMargin = readDouble(input);
+   unsigned char verticalAlign = readU8(input);
+-  bool isBgFilled = (!!readU8(input));
++  const unsigned char bgColourIdx = readU8(input);
++  const bool isBgFilled = bgColourIdx != 0 && bgColourIdx != 0xff;
+   Colour c;
+   c.r = readU8(input);
+   c.g = readU8(input);
+-- 
+2.9.3
+

libvisio.spec

@@ -2,7 +2,7 @@
 
 Name: libvisio
 Version: 0.1.5
-Release: 4%{?dist}
+Release: 5%{?dist}
 Summary: A library for import of Microsoft Visio diagrams
 
 License: MPLv2.0
@@ -20,6 +20,8 @@ BuildRequires: pkgconfig(librevenge-0.0)
 BuildRequires: pkgconfig(libxml-2.0) >= 2.9.2
 BuildRequires: pkgconfig(zlib)
 
+Patch0: 0001-fix-parsing-of-text-block-bg-color-in-some-cases.patch
+
 %description
 %{name} is library providing ability to interpret and import
 Microsoft Visio diagrams into various applications. You can find it
@@ -112,6 +114,9 @@ make check %{?_smp_mflags}
 %{_mandir}/man1/vss2xhtml.1*
 
 %changelog
+* Tue Dec 13 2016 David Tardon <dtardon@redhat.com> - 0.1.5-5
+- fix char background color in some cases
+
 * Fri Apr 15 2016 David Tardon <dtardon@redhat.com> - 0.1.5-4
 - rebuild for ICU 57.1