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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 .
*/
#pragma once
#include <sal/types.h>
#include <tools/date.hxx>
#include <tools/long.hxx>
#include <set>
namespace chart
{
class MinimumAndMaximumSupplier
{
public:
virtual double getMinimumX() = 0;
virtual double getMaximumX() = 0;
//problem y maybe not is always the second border to ask for
virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) = 0;
//problem: z maybe not independent in future
virtual double getMinimumZ() = 0;
virtual double getMaximumZ() = 0;
virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) = 0;
virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) = 0;
virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) = 0;
virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) = 0;
virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) = 0;
//return a constant out of css::chart::TimeUnit that allows to display the smallest distance between occurring dates
virtual tools::Long calculateTimeResolutionOnXAxis() = 0;
virtual void setTimeResolutionOnXAxis( tools::Long nTimeResolution, const Date& rNullDate ) = 0;
protected:
~MinimumAndMaximumSupplier() {}
};
class MergedMinimumAndMaximumSupplier final : public MinimumAndMaximumSupplier
{
public:
MergedMinimumAndMaximumSupplier();
virtual ~MergedMinimumAndMaximumSupplier();
void addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
bool hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier );
void clearMinimumAndMaximumSupplierList();
//--MinimumAndMaximumSupplier
virtual double getMinimumX() override;
virtual double getMaximumX() override;
virtual double getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) override;
virtual double getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex ) override;
virtual double getMinimumZ() override;
virtual double getMaximumZ() override;
virtual bool isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex ) override;
virtual bool isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex ) override;
virtual bool isExpandWideValuesToZero( sal_Int32 nDimensionIndex ) override;
virtual bool isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex ) override;
virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) override;
virtual tools::Long calculateTimeResolutionOnXAxis() override;
virtual void setTimeResolutionOnXAxis( tools::Long nTimeResolution, const Date& rNullDate ) override;
private:
typedef std::set< MinimumAndMaximumSupplier* > MinimumAndMaximumSupplierSet;
MinimumAndMaximumSupplierSet m_aMinimumAndMaximumSupplierList;
};
} //namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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