1 files changed, 371 insertions, 0 deletions
diff --git a/sc/source/core/data/dpitemdata.cxx b/sc/source/core/data/dpitemdata.cxx
new file mode 100644
index 000000000..e4efe75ee
--- /dev/null
+++ b/sc/source/core/data/dpitemdata.cxx
@@ -0,0 +1,371 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dpitemdata.hxx>
+#include <global.hxx>
+
+#include <unotools/collatorwrapper.hxx>
+#include <unotools/transliterationwrapper.hxx>
+#include <rtl/math.hxx>
+
+const sal_Int32 ScDPItemData::DateFirst = -1;
+const sal_Int32 ScDPItemData::DateLast  = 10000;
+
+sal_Int32 ScDPItemData::Compare(const ScDPItemData& rA, const ScDPItemData& rB)
+{
+    if (rA.meType != rB.meType)
+    {
+        // group value, value and string in this order. Ensure that the empty
+        // type comes last.
+        return rA.meType < rB.meType ? -1 : 1;
+    }
+
+    switch (rA.meType)
+    {
+        case GroupValue:
+        {
+            if (rA.maGroupValue.mnGroupType == rB.maGroupValue.mnGroupType)
+            {
+                if (rA.maGroupValue.mnValue == rB.maGroupValue.mnValue)
+                    return 0;
+
+                return rA.maGroupValue.mnValue < rB.maGroupValue.mnValue ? -1 : 1;
+            }
+
+            return rA.maGroupValue.mnGroupType < rB.maGroupValue.mnGroupType ? -1 : 1;
+        }
+        case Value:
+        case RangeStart:
+        {
+            if (rA.mfValue == rB.mfValue)
+                return 0;
+
+            return rA.mfValue < rB.mfValue ? -1 : 1;
+        }
+        case String:
+        case Error:
+            if (rA.mpString == rB.mpString)
+                // strings may be interned.
+                return 0;
+
+            return ScGlobal::GetCollator().compareString(rA.GetString(), rB.GetString());
+        default:
+            ;
+    }
+    return 0;
+}
+
+ScDPItemData::ScDPItemData() :
+    mfValue(0.0), meType(Empty), mbStringInterned(false) {}
+
+ScDPItemData::ScDPItemData(const ScDPItemData& r) :
+    meType(r.meType), mbStringInterned(r.mbStringInterned)
+{
+    switch (r.meType)
+    {
+        case String:
+        case Error:
+            mpString = r.mpString;
+            if (!mbStringInterned)
+                rtl_uString_acquire(mpString);
+        break;
+        case Value:
+        case RangeStart:
+            mfValue = r.mfValue;
+        break;
+        case GroupValue:
+            maGroupValue.mnGroupType = r.maGroupValue.mnGroupType;
+            maGroupValue.mnValue = r.maGroupValue.mnValue;
+        break;
+        case Empty:
+        default:
+            mfValue = 0.0;
+    }
+}
+
+void ScDPItemData::DisposeString()
+{
+    if (!mbStringInterned)
+    {
+        if (meType == String || meType == Error)
+            rtl_uString_release(mpString);
+    }
+
+    mbStringInterned = false;
+}
+
+ScDPItemData::ScDPItemData(const OUString& rStr) :
+    mpString(rStr.pData), meType(String), mbStringInterned(false)
+{
+    rtl_uString_acquire(mpString);
+}
+
+ScDPItemData::ScDPItemData(sal_Int32 nGroupType, sal_Int32 nValue) :
+    meType(GroupValue), mbStringInterned(false)
+{
+    maGroupValue.mnGroupType = nGroupType;
+    maGroupValue.mnValue = nValue;
+}
+
+ScDPItemData::~ScDPItemData()
+{
+    DisposeString();
+}
+
+void ScDPItemData::SetEmpty()
+{
+    DisposeString();
+    meType = Empty;
+}
+
+void ScDPItemData::SetString(const OUString& rS)
+{
+    DisposeString();
+    mpString = rS.pData;
+    rtl_uString_acquire(mpString);
+    meType = String;
+}
+
+void ScDPItemData::SetStringInterned( rtl_uString* pS )
+{
+    DisposeString();
+    mpString = pS;
+    meType = String;
+    mbStringInterned = true;
+}
+
+void ScDPItemData::SetValue(double fVal)
+{
+    DisposeString();
+    mfValue = fVal;
+    meType = Value;
+}
+
+void ScDPItemData::SetRangeStart(double fVal)
+{
+    DisposeString();
+    mfValue = fVal;
+    meType = RangeStart;
+}
+
+void ScDPItemData::SetRangeFirst()
+{
+    DisposeString();
+    mfValue = -std::numeric_limits<double>::infinity();
+    meType = RangeStart;
+}
+
+void ScDPItemData::SetRangeLast()
+{
+    DisposeString();
+    mfValue = std::numeric_limits<double>::infinity();
+    meType = RangeStart;
+}
+
+void ScDPItemData::SetErrorStringInterned( rtl_uString* pS )
+{
+    SetStringInterned(pS);
+    meType = Error;
+}
+
+bool ScDPItemData::IsCaseInsEqual(const ScDPItemData& r) const
+{
+    if (meType != r.meType)
+        return false;
+
+    switch (meType)
+    {
+        case Value:
+        case RangeStart:
+            return rtl::math::approxEqual(mfValue, r.mfValue);
+        case GroupValue:
+            return maGroupValue.mnGroupType == r.maGroupValue.mnGroupType &&
+                maGroupValue.mnValue == r.maGroupValue.mnValue;
+        default:
+            ;
+    }
+
+    if (mpString == r.mpString)
+        // Fast equality check for interned strings.
+        return true;
+
+    return ScGlobal::GetTransliteration().isEqual(GetString(), r.GetString());
+}
+
+bool ScDPItemData::operator== (const ScDPItemData& r) const
+{
+    if (meType != r.meType)
+        return false;
+
+    switch (meType)
+    {
+        case Value:
+        case RangeStart:
+            return rtl::math::approxEqual(mfValue, r.mfValue);
+        case GroupValue:
+            return maGroupValue.mnGroupType == r.maGroupValue.mnGroupType &&
+                maGroupValue.mnValue == r.maGroupValue.mnValue;
+        default:
+            ;
+    }
+
+    // need exact equality until we have a safe case insensitive string hash
+    return GetString() == r.GetString();
+}
+
+bool ScDPItemData::operator< (const ScDPItemData& r) const
+{
+    return Compare(*this, r) == -1;
+}
+
+ScDPItemData& ScDPItemData::operator= (const ScDPItemData& r)
+{
+    DisposeString();
+    meType = r.meType;
+    switch (r.meType)
+    {
+        case String:
+        case Error:
+            mbStringInterned = r.mbStringInterned;
+            mpString = r.mpString;
+            if (!mbStringInterned)
+                rtl_uString_acquire(mpString);
+        break;
+        case Value:
+        case RangeStart:
+            mfValue = r.mfValue;
+        break;
+        case GroupValue:
+            maGroupValue.mnGroupType = r.maGroupValue.mnGroupType;
+            maGroupValue.mnValue = r.maGroupValue.mnValue;
+        break;
+        case Empty:
+        default:
+            mfValue = 0.0;
+    }
+    return *this;
+}
+
+ScDPValue::Type ScDPItemData::GetCellType() const
+{
+    switch (meType)
+    {
+        case Error:
+            return ScDPValue::Error;
+        case Empty:
+            return ScDPValue::Empty;
+        case Value:
+            return ScDPValue::Value;
+        default:
+            ;
+    }
+
+    return ScDPValue::String;
+}
+
+#if DEBUG_PIVOT_TABLE
+
+void ScDPItemData::Dump(const char* msg) const
+{
+    printf("--- (%s)\n", msg);
+    switch (meType)
+    {
+        case Empty:
+            printf("empty\n");
+        break;
+        case Error:
+            printf("error: %s\n",
+                   OUStringToOString(OUString(mpString), RTL_TEXTENCODING_UTF8).getStr());
+        break;
+        case GroupValue:
+            printf("group value: group type = %d  value = %d\n",
+                   maGroupValue.mnGroupType, maGroupValue.mnValue);
+        break;
+        case String:
+            printf("string: %s\n",
+                   OUStringToOString(OUString(mpString), RTL_TEXTENCODING_UTF8).getStr());
+        break;
+        case Value:
+            printf("value: %g\n", mfValue);
+        break;
+        case RangeStart:
+            printf("range start: %g\n", mfValue);
+        break;
+        default:
+            printf("unknown type\n");
+    }
+    printf("---\n");
+}
+#endif
+
+bool ScDPItemData::IsEmpty() const
+{
+    return meType == Empty;
+}
+
+bool ScDPItemData::IsValue() const
+{
+    return meType == Value;
+}
+
+OUString ScDPItemData::GetString() const
+{
+    switch (meType)
+    {
+        case String:
+        case Error:
+            return OUString(mpString);
+        case Value:
+        case RangeStart:
+            return OUString::number(mfValue);
+        case GroupValue:
+            return OUString::number(maGroupValue.mnValue);
+        case Empty:
+        default:
+            ;
+    }
+
+    return OUString();
+}
+
+double ScDPItemData::GetValue() const
+{
+    if (meType == Value || meType == RangeStart)
+        return mfValue;
+
+    return 0.0;
+}
+
+ScDPItemData::GroupValueAttr ScDPItemData::GetGroupValue() const
+{
+    if (meType == GroupValue)
+        return maGroupValue;
+
+    GroupValueAttr aGV;
+    aGV.mnGroupType = -1;
+    aGV.mnValue = -1;
+    return aGV;
+}
+
+bool ScDPItemData::HasStringData() const
+{
+    return meType == String || meType == Error;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */