1 files changed, 208 insertions, 0 deletions
diff --git a/chart2/source/view/axes/MinimumAndMaximumSupplier.cxx b/chart2/source/view/axes/MinimumAndMaximumSupplier.cxx
new file mode 100644
index 000000000..2bb936567
--- /dev/null
+++ b/chart2/source/view/axes/MinimumAndMaximumSupplier.cxx
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+/* -*- 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 <MinimumAndMaximumSupplier.hxx>
+
+#include <com/sun/star/chart/TimeUnit.hpp>
+
+#include <rtl/math.hxx>
+
+namespace chart
+{
+using namespace ::com::sun::star;
+
+MergedMinimumAndMaximumSupplier::MergedMinimumAndMaximumSupplier()
+{
+}
+
+MergedMinimumAndMaximumSupplier::~MergedMinimumAndMaximumSupplier()
+{
+}
+
+void MergedMinimumAndMaximumSupplier::addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier )
+{
+    m_aMinimumAndMaximumSupplierList.insert( pMinimumAndMaximumSupplier );
+}
+
+bool MergedMinimumAndMaximumSupplier::hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier )
+{
+    return m_aMinimumAndMaximumSupplierList.count( pMinimumAndMaximumSupplier ) != 0;
+}
+
+double MergedMinimumAndMaximumSupplier::getMinimumX()
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, false);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMinimumX();
+        if(fLocalExtremum<fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+double MergedMinimumAndMaximumSupplier::getMaximumX()
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, true);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMaximumX();
+        if(fLocalExtremum>fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+double MergedMinimumAndMaximumSupplier::getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex )
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, false);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMinimumYInRange( fMinimumX, fMaximumX, nAxisIndex );
+        if(fLocalExtremum<fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+double MergedMinimumAndMaximumSupplier::getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex )
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, true);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMaximumYInRange( fMinimumX, fMaximumX, nAxisIndex );
+        if(fLocalExtremum>fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+double MergedMinimumAndMaximumSupplier::getMinimumZ()
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, false);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMinimumZ();
+        if(fLocalExtremum<fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+double MergedMinimumAndMaximumSupplier::getMaximumZ()
+{
+    double fGlobalExtremum;
+    ::rtl::math::setInf(&fGlobalExtremum, true);
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        double fLocalExtremum = elem->getMaximumZ();
+        if(fLocalExtremum>fGlobalExtremum)
+            fGlobalExtremum=fLocalExtremum;
+    }
+    if(std::isinf(fGlobalExtremum))
+        ::rtl::math::setNan(&fGlobalExtremum);
+    return fGlobalExtremum;
+}
+
+bool MergedMinimumAndMaximumSupplier::isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex )
+{
+    // only return true, if *all* suppliers want to scale to the main tick marks
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        if( !elem->isExpandBorderToIncrementRhythm( nDimensionIndex ) )
+            return false;
+    return true;
+}
+
+bool MergedMinimumAndMaximumSupplier::isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex )
+{
+    // only return true, if *all* suppliers want to expand the range
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        if( !elem->isExpandIfValuesCloseToBorder( nDimensionIndex ) )
+            return false;
+    return true;
+}
+
+bool MergedMinimumAndMaximumSupplier::isExpandWideValuesToZero( sal_Int32 nDimensionIndex )
+{
+    // already return true, if at least one supplier wants to expand the range
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        if( elem->isExpandWideValuesToZero( nDimensionIndex ) )
+            return true;
+    return false;
+}
+
+bool MergedMinimumAndMaximumSupplier::isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex )
+{
+    // already return true, if at least one supplier wants to expand the range
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        if( elem->isExpandNarrowValuesTowardZero( nDimensionIndex ) )
+            return true;
+    return false;
+}
+
+bool MergedMinimumAndMaximumSupplier::isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex )
+{
+    // should not be called
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        if( elem->isSeparateStackingForDifferentSigns( nDimensionIndex ) )
+            return true;
+    return false;
+}
+
+void MergedMinimumAndMaximumSupplier::clearMinimumAndMaximumSupplierList()
+{
+    m_aMinimumAndMaximumSupplierList.clear();
+}
+
+long MergedMinimumAndMaximumSupplier::calculateTimeResolutionOnXAxis()
+{
+    long nRet = css::chart::TimeUnit::YEAR;
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+    {
+        long nCurrent = elem->calculateTimeResolutionOnXAxis();
+        if(nRet>nCurrent)
+            nRet=nCurrent;
+    }
+    return nRet;
+}
+
+void MergedMinimumAndMaximumSupplier::setTimeResolutionOnXAxis( long nTimeResolution, const Date& rNullDate )
+{
+    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
+        elem->setTimeResolutionOnXAxis( nTimeResolution, rNullDate );
+}
+
+} //namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */