/* -*- 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: */