fdo#63023 incorrect RTF background color in header

Change-Id: I33f5c8a856206860ac9cdb23dd6b5222cb785bf7

sw/qa/extras/inc/swmodeltestbase.hxx

@@ -198,10 +198,16 @@ protected:
     }
 
     // Get paragraph (counted from 1), optionally check it contains the given text.
-    uno::Reference<text::XTextContent> getParagraphOrTable(int number) const
+    uno::Reference<text::XTextContent> getParagraphOrTable(int number, uno::Reference<text::XText> xText = uno::Reference<text::XText>()) const
+    {
+        uno::Reference<container::XEnumerationAccess> paraEnumAccess;
+        if (xText.is())
+            paraEnumAccess.set(xText, uno::UNO_QUERY);
+        else
         {
             uno::Reference<text::XTextDocument> textDocument(mxComponent, uno::UNO_QUERY);
-        uno::Reference<container::XEnumerationAccess> paraEnumAccess(textDocument->getText(), uno::UNO_QUERY);
+            paraEnumAccess.set(textDocument->getText(), uno::UNO_QUERY);
+        }
         uno::Reference<container::XEnumeration> paraEnum = paraEnumAccess->createEnumeration();
         for( int i = 1;
              i < number;
@@ -221,6 +227,12 @@ protected:
         return xParagraph;
     }
 
+    uno::Reference<text::XTextRange> getParagraphOfText(int number, uno::Reference<text::XText> xText) const
+    {
+        uno::Reference<text::XTextRange> const xParagraph(getParagraphOrTable(number, xText), uno::UNO_QUERY_THROW);
+        return xParagraph;
+    }
+
     /// Get run (counted from 1) of a paragraph, optionally check it contains the given text.
     uno::Reference<text::XTextRange> getRun(uno::Reference<text::XTextRange> xParagraph, int number, OUString content = OUString()) const
     {

sw/qa/extras/rtfimport/data/fdo63023.rtf

@@ -0,0 +1,10 @@
+{\rtf1
+{\colortbl;\red0\green0\blue0;\red0\green0\blue128;\red92\green133\blue38;\red153\green153\blue255;\red220\green35\blue0;\red255\green255\blue153;\red128\green128\blue128;}
+{\header
+{\cf4\chcbpat6
+Yellow 2 Background with Violet Text}
+\pard\par
+}
+body text
+\pard\par
+}

sw/qa/extras/rtfimport/rtfimport.cxx

@@ -151,6 +151,7 @@ public:
     void testFdo37716();
     void testFdo51916();
     void testFdo61193();
+    void testFdo63023();
 
     CPPUNIT_TEST_SUITE(Test);
 #if !defined(MACOSX) && !defined(WNT)
@@ -274,6 +275,7 @@ void Test::run()
         {"fdo37716.rtf", &Test::testFdo37716},
         {"fdo51916.rtf", &Test::testFdo51916},
         {"hello.rtf", &Test::testFdo61193},
+        {"fdo63023.rtf", &Test::testFdo63023},
     };
     header();
     for (unsigned int i = 0; i < SAL_N_ELEMENTS(aMethods); ++i)
@@ -1233,6 +1235,13 @@ void Test::testFdo51916()
     // Complex nested table caused a crash.
 }
 
+void Test::testFdo63023()
+{
+    uno::Reference<text::XText> xHeaderText = getProperty< uno::Reference<text::XText> >(getStyles("PageStyles")->getByName(DEFAULT_STYLE), "HeaderText");
+    // Back color was black (0) in the header, due to missing color table in the substream.
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(0xFFFF99), getProperty<sal_Int32>(getRun(getParagraphOfText(1, xHeaderText), 1), "CharBackColor"));
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(Test);
 
 CPPUNIT_PLUGIN_IMPLEMENT();

writerfilter/source/rtftok/rtfdocumentimpl.cxx

@@ -577,11 +577,16 @@ void RTFDocumentImpl::seek(sal_uInt32 nPos)
 }
 
 sal_uInt32 RTFDocumentImpl::getColorTable(sal_uInt32 nIndex)
+{
+    if (!m_pSuperstream)
     {
         if (nIndex < m_aColorTable.size())
             return m_aColorTable[nIndex];
         return 0;
     }
+    else
+        return m_pSuperstream->getColorTable(nIndex);
+}
 
 rtl_TextEncoding RTFDocumentImpl::getEncoding(sal_uInt32 nFontIndex)
 {