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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_CHART2_SOURCE_VIEW_INC_MINIMUMANDMAXIMUMSUPPLIER_HXX
      21             : #define INCLUDED_CHART2_SOURCE_VIEW_INC_MINIMUMANDMAXIMUMSUPPLIER_HXX
      22             : 
      23             : #include <sal/types.h>
      24             : #include <tools/date.hxx>
      25             : #include <set>
      26             : 
      27             : namespace chart
      28             : {
      29             : 
      30             : /**
      31             : */
      32             : 
      33           0 : class MinimumAndMaximumSupplier
      34             : {
      35             : public:
      36             :     virtual double getMinimumX() = 0;
      37             :     virtual double getMaximumX() = 0;
      38             : 
      39             :     //problem y maybe not is always the second border to ask for
      40             :     virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
      41             :     virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
      42             : 
      43             :     //problem: z maybe not independent in future
      44             :     virtual double getMinimumZ() = 0;
      45             :     virtual double getMaximumZ() = 0;
      46             : 
      47             :     virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) = 0;
      48             :     virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) = 0;
      49             :     virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) = 0;
      50             :     virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) = 0;
      51             :     virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) = 0;
      52             : 
      53             :     //return a constant out of ::com::sun::star::chart::TimeUnit that allows to display the smallest distance between occuring dates
      54             :     virtual long calculateTimeResolutionOnXAxis() = 0;
      55             :     virtual void setTimeResolutionOnXAxis( long nTimeResolution, const Date& rNullDate ) = 0;
      56             : 
      57             : protected:
      58           0 :     ~MinimumAndMaximumSupplier() {}
      59             : };
      60             : 
      61             : class MergedMinimumAndMaximumSupplier : public MinimumAndMaximumSupplier
      62             : {
      63             : public:
      64             :     MergedMinimumAndMaximumSupplier();
      65             :     virtual ~MergedMinimumAndMaximumSupplier();
      66             : 
      67             :     void addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
      68             :     bool hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
      69             :     void clearMinimumAndMaximumSupplierList();
      70             : 
      71             :     //--MinimumAndMaximumSupplier
      72             :     virtual double getMinimumX() SAL_OVERRIDE;
      73             :     virtual double getMaximumX() SAL_OVERRIDE;
      74             :     virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) SAL_OVERRIDE;
      75             :     virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) SAL_OVERRIDE;
      76             :     virtual double getMinimumZ() SAL_OVERRIDE;
      77             :     virtual double getMaximumZ() SAL_OVERRIDE;
      78             : 
      79             :     virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) SAL_OVERRIDE;
      80             :     virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) SAL_OVERRIDE;
      81             :     virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) SAL_OVERRIDE;
      82             :     virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) SAL_OVERRIDE;
      83             :     virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) SAL_OVERRIDE;
      84             : 
      85             :     virtual long calculateTimeResolutionOnXAxis() SAL_OVERRIDE;
      86             :     virtual void setTimeResolutionOnXAxis( long nTimeResolution, const Date& rNullDate ) SAL_OVERRIDE;
      87             : 
      88             : private:
      89             :     typedef ::std::set< MinimumAndMaximumSupplier* > MinimumAndMaximumSupplierSet;
      90             :     MinimumAndMaximumSupplierSet m_aMinimumAndMaximumSupplierList;
      91             : 
      92           0 :     inline MinimumAndMaximumSupplierSet::iterator begin() { return m_aMinimumAndMaximumSupplierList.begin(); }
      93           0 :     inline MinimumAndMaximumSupplierSet::iterator end() { return m_aMinimumAndMaximumSupplierList.end(); }
      94             : };
      95             : 
      96             : } //namespace chart
      97             : #endif
      98             : 
      99             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */