1 files changed, 150 insertions, 0 deletions
diff --git a/chart2/source/view/axes/Tickmarks_Dates.cxx b/chart2/source/view/axes/Tickmarks_Dates.cxx
new file mode 100644
index 000000000..854e661f6
--- /dev/null
+++ b/chart2/source/view/axes/Tickmarks_Dates.cxx
@@ -0,0 +1,150 @@
+/* -*- 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 "Tickmarks_Dates.hxx"
+#include "DateScaling.hxx"
+#include <rtl/math.hxx>
+#include <osl/diagnose.h>
+#include <DateHelper.hxx>
+#include <com/sun/star/chart/TimeUnit.hpp>
+
+namespace chart
+{
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::chart2;
+using namespace ::rtl::math;
+using ::com::sun::star::chart::TimeUnit::DAY;
+using ::com::sun::star::chart::TimeUnit::MONTH;
+using ::com::sun::star::chart::TimeUnit::YEAR;
+
+DateTickFactory::DateTickFactory(
+          const ExplicitScaleData& rScale, const ExplicitIncrementData& rIncrement )
+            : m_aScale( rScale )
+            , m_aIncrement( rIncrement )
+{
+    //@todo: make sure that the scale is valid for the scaling
+
+    if( m_aScale.Scaling.is() )
+    {
+        m_xInverseScaling = m_aScale.Scaling->getInverseScaling();
+        OSL_ENSURE( m_xInverseScaling.is(), "each Scaling needs to return an inverse Scaling" );
+    }
+}
+
+DateTickFactory::~DateTickFactory()
+{
+}
+
+void DateTickFactory::getAllTicks( TickInfoArraysType& rAllTickInfos, bool bShifted ) const
+{
+    rAllTickInfos.resize(2);
+    TickInfoArrayType& rMajorTicks = rAllTickInfos[0];
+    TickInfoArrayType& rMinorTicks = rAllTickInfos[1];
+    rMajorTicks.clear();
+    rMinorTicks.clear();
+
+    Date aNull(m_aScale.NullDate);
+
+    Date aDate = aNull + static_cast<sal_Int32>(::rtl::math::approxFloor(m_aScale.Minimum));
+    Date aMaxDate = aNull + static_cast<sal_Int32>(::rtl::math::approxFloor(m_aScale.Maximum));
+
+    uno::Reference< chart2::XScaling > xScaling(m_aScale.Scaling);
+    uno::Reference< chart2::XScaling > xInverseScaling(m_xInverseScaling);
+    if( bShifted )
+    {
+        xScaling = new DateScaling(aNull,m_aScale.TimeResolution,true/*bShifted*/);
+        xInverseScaling = xScaling->getInverseScaling();
+    }
+
+    //create major date tickinfos
+    while( aDate<= aMaxDate )
+    {
+        if( bShifted && aDate==aMaxDate )
+            break;
+
+        TickInfo aNewTick(xInverseScaling); aNewTick.fScaledTickValue = aDate - aNull;
+
+        if( xInverseScaling.is() )
+            aNewTick.fScaledTickValue = xScaling->doScaling(aNewTick.fScaledTickValue);
+        rMajorTicks.push_back( aNewTick );
+
+        if(m_aIncrement.MajorTimeInterval.Number<=0)
+            break;
+
+        //find next major date
+        switch( m_aIncrement.MajorTimeInterval.TimeUnit )
+        {
+        case DAY:
+            aDate.AddDays( m_aIncrement.MajorTimeInterval.Number );
+            break;
+        case YEAR:
+            aDate = DateHelper::GetDateSomeYearsAway( aDate, m_aIncrement.MajorTimeInterval.Number );
+            break;
+        case MONTH:
+        default:
+            aDate = DateHelper::GetDateSomeMonthsAway( aDate, m_aIncrement.MajorTimeInterval.Number );
+            break;
+        }
+    }
+
+    //create minor date tickinfos
+    aDate = aNull + static_cast<sal_Int32>(::rtl::math::approxFloor(m_aScale.Minimum));
+    while( aDate<= aMaxDate )
+    {
+        if( bShifted && aDate==aMaxDate )
+            break;
+
+        TickInfo aNewTick(xInverseScaling); aNewTick.fScaledTickValue = aDate - aNull;
+        if( xInverseScaling.is() )
+            aNewTick.fScaledTickValue = xScaling->doScaling(aNewTick.fScaledTickValue);
+        rMinorTicks.push_back( aNewTick );
+
+        if(m_aIncrement.MinorTimeInterval.Number<=0)
+            break;
+
+        //find next minor date
+        switch( m_aIncrement.MinorTimeInterval.TimeUnit )
+        {
+        case DAY:
+            aDate.AddDays( m_aIncrement.MinorTimeInterval.Number );
+            break;
+        case YEAR:
+            aDate = DateHelper::GetDateSomeYearsAway( aDate, m_aIncrement.MinorTimeInterval.Number );
+            break;
+        case MONTH:
+        default:
+            aDate = DateHelper::GetDateSomeMonthsAway( aDate, m_aIncrement.MinorTimeInterval.Number );
+            break;
+        }
+    }
+}
+
+void DateTickFactory::getAllTicks( TickInfoArraysType& rAllTickInfos ) const
+{
+    getAllTicks( rAllTickInfos, false );
+}
+
+void DateTickFactory::getAllTicksShifted( TickInfoArraysType& rAllTickInfos ) const
+{
+    getAllTicks( rAllTickInfos, true );
+}
+
+} //namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */