fdo#55525 import RTF_TRLEFT

Additionally:
1) Make sure cell margins are zero when they are not defined.
2) Handle cellx values in case of a negative left margin.

Change-Id: I9b8fb700b6459e622396c98e4344aba79f62c96e
diff --git a/sw/qa/extras/rtfimport/data/fdo55525.rtf b/sw/qa/extras/rtfimport/data/fdo55525.rtf
new file mode 100644
index 0000000..0b966c1
--- /dev/null
+++ b/sw/qa/extras/rtfimport/data/fdo55525.rtf
@@ -0,0 +1,12 @@
{\rtf1
\marglsxn1418\margrsxn1418
\trowd\trql\trleft-1064\cellx-250\cellx-106\cellx8006
\pard\plain \intbl
A1
\cell\pard\plain\intbl
A2
\cell\pard\plain\intbl
A3
\cell\row\pard
\pard\plain \par
}
diff --git a/sw/qa/extras/rtfimport/rtfimport.cxx b/sw/qa/extras/rtfimport/rtfimport.cxx
index 5d2c183..c24c87a 100644
--- a/sw/qa/extras/rtfimport/rtfimport.cxx
+++ b/sw/qa/extras/rtfimport/rtfimport.cxx
@@ -42,6 +42,7 @@
#include <com/sun/star/table/BorderLineStyle.hpp>
#include <com/sun/star/text/RelOrientation.hpp>
#include <com/sun/star/text/SizeType.hpp>
#include <com/sun/star/text/TableColumnSeparator.hpp>
#include <com/sun/star/text/TextContentAnchorType.hpp>
#include <com/sun/star/text/XFootnotesSupplier.hpp>
#include <com/sun/star/text/XPageCursor.hpp>
@@ -124,6 +125,7 @@ public:
    void testFdo56512();
    void testFdo52989();
    void testFdo48442();
    void testFdo55525();

    CPPUNIT_TEST_SUITE(Test);
#if !defined(MACOSX) && !defined(WNT)
@@ -199,6 +201,7 @@ void Test::run()
        {"fdo56512.rtf", &Test::testFdo56512},
        {"fdo52989.rtf", &Test::testFdo52989},
        {"fdo48442.rtf", &Test::testFdo48442},
        {"fdo55525.rtf", &Test::testFdo55525},
    };
    for (unsigned int i = 0; i < SAL_N_ELEMENTS(aMethods); ++i)
    {
@@ -917,6 +920,18 @@ void Test::testFdo48442()
    CPPUNIT_ASSERT_EQUAL(text::RelOrientation::PAGE_PRINT_AREA, getProperty<sal_Int16>(xShape, "VertOrientRelation")); // was FRAME
}

void Test::testFdo55525()
{
    uno::Reference<text::XTextTablesSupplier> xTextTablesSupplier(mxComponent, uno::UNO_QUERY);
    uno::Reference<container::XIndexAccess> xTables(xTextTablesSupplier->getTextTables(), uno::UNO_QUERY);
    uno::Reference<text::XTextTable> xTable(xTables->getByIndex(0), uno::UNO_QUERY);
    // Negative left margin was ~missing, -191
    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1877), getProperty<sal_Int32>(xTable, "LeftMargin"));
    // Cell width of A1 was 3332 (e.g. not set, 30% percent of total width)
    uno::Reference<table::XTableRows> xTableRows(xTable->getRows(), uno::UNO_QUERY);
    CPPUNIT_ASSERT_EQUAL(sal_Int16(1016), getProperty< uno::Sequence<text::TableColumnSeparator> >(xTableRows->getByIndex(0), "TableColumnSeparators")[0].Position);
}

CPPUNIT_TEST_SUITE_REGISTRATION(Test);

CPPUNIT_PLUGIN_IMPLEMENT();
diff --git a/writerfilter/source/rtftok/rtfdocumentimpl.cxx b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
index fd00feb..8ef259f 100644
--- a/writerfilter/source/rtftok/rtfdocumentimpl.cxx
+++ b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
@@ -1699,6 +1699,22 @@ int RTFDocumentImpl::dispatchSymbol(RTFKeyword nKeyword)
                RTFValue::Pointer_t pRowValue(new RTFValue(1));
                if (m_aStates.top().nCells > 0)
                    m_aStates.top().aTableRowSprms.set(NS_sprm::LN_PRow, pRowValue);

                RTFValue::Pointer_t pCellMar = m_aStates.top().aTableRowSprms.find(NS_ooxml::LN_CT_TblPrBase_tblCellMar);
                if (!pCellMar.get())
                {
                    // If no cell margins are defined, the default left/right margin is 0 in Word, but not in Writer.
                    RTFSprms aAttributes;
                    aAttributes.set(NS_ooxml::LN_CT_TblWidth_type, RTFValue::Pointer_t(new RTFValue(NS_ooxml::LN_Value_ST_TblWidth_dxa)));
                    aAttributes.set(NS_ooxml::LN_CT_TblWidth_w, RTFValue::Pointer_t(new RTFValue(0)));
                    lcl_putNestedSprm(m_aStates.top().aTableRowSprms,
                            NS_ooxml::LN_CT_TblPrBase_tblCellMar, NS_ooxml::LN_CT_TblCellMar_left,
                            RTFValue::Pointer_t(new RTFValue(aAttributes)));
                    lcl_putNestedSprm(m_aStates.top().aTableRowSprms,
                            NS_ooxml::LN_CT_TblPrBase_tblCellMar, NS_ooxml::LN_CT_TblCellMar_right,
                            RTFValue::Pointer_t(new RTFValue(aAttributes)));
                }

                writerfilter::Reference<Properties>::Pointer_t const pTableRowProperties(
                        new RTFReferenceProperties(m_aStates.top().aTableRowAttributes, m_aStates.top().aTableRowSprms)
                        );
@@ -2845,6 +2861,16 @@ int RTFDocumentImpl::dispatchValue(RTFKeyword nKeyword, int nParam)
        case RTF_CELLX:
            {
                int nCellX = nParam - m_aStates.top().nCellX;

                // If there is a negative left margin, then the first cellx is relateve to that.
                RTFValue::Pointer_t pTblInd = m_aStates.top().aTableRowSprms.find(NS_ooxml::LN_CT_TblPrBase_tblInd);
                if (m_aStates.top().nCellX == 0 && pTblInd.get())
                {
                    RTFValue::Pointer_t pWidth = pTblInd->getAttributes().find(NS_ooxml::LN_CT_TblWidth_w);
                    if (pWidth.get() && pWidth->getInt() < 0)
                        nCellX = -1 * (pWidth->getInt() - nParam);
                }

                m_aStates.top().nCellX = nParam;
                RTFValue::Pointer_t pXValue(new RTFValue(nCellX));
                m_aStates.top().aTableRowSprms.set(NS_ooxml::LN_CT_TblGridBase_gridCol, pXValue, false);
@@ -2880,6 +2906,17 @@ int RTFDocumentImpl::dispatchValue(RTFKeyword nKeyword, int nParam)
                    NS_ooxml::LN_CT_TrPrBase_trHeight, NS_ooxml::LN_CT_Height_hRule, pHRule);
            }
            break;
        case RTF_TRLEFT:
            {
                // the value is in twips
                lcl_putNestedAttribute(m_aStates.top().aTableRowSprms,
                        NS_ooxml::LN_CT_TblPrBase_tblInd, NS_ooxml::LN_CT_TblWidth_type,
                        RTFValue::Pointer_t(new RTFValue(NS_ooxml::LN_Value_ST_TblWidth_dxa)));
                lcl_putNestedAttribute(m_aStates.top().aTableRowSprms,
                        NS_ooxml::LN_CT_TblPrBase_tblInd, NS_ooxml::LN_CT_TblWidth_w,
                        RTFValue::Pointer_t(new RTFValue(nParam)));
            }
            break;
        case RTF_COLS:
                lcl_putNestedAttribute(m_aStates.top().aSectionSprms,
                        NS_ooxml::LN_EG_SectPrContents_cols, NS_ooxml::LN_CT_Columns_num, pIntValue);