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libreoffice/chart2/source/inc/Scaling.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

159 lines
4.9 KiB
C++

/* -*- 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 <com/sun/star/chart2/XScaling.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XServiceName.hpp>
#include <cppuhelper/implbase.hxx>
namespace chart
{
class LogarithmicScaling final :
public ::cppu::WeakImplHelper<
css::chart2::XScaling,
css::lang::XServiceName,
css::lang::XServiceInfo
>
{
public:
/// base is 10.0
explicit LogarithmicScaling();
LogarithmicScaling( double fBase );
virtual ~LogarithmicScaling() override;
/// declare XServiceInfo methods
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
// ____ XScaling ____
virtual double SAL_CALL doScaling( double value ) override;
virtual css::uno::Reference<
css::chart2::XScaling > SAL_CALL
getInverseScaling() override;
// ____ XServiceName ____
virtual OUString SAL_CALL getServiceName() override;
private:
const double m_fBase;
const double m_fLogOfBase;
};
class ExponentialScaling final :
public ::cppu::WeakImplHelper<
css::chart2::XScaling,
css::lang::XServiceName,
css::lang::XServiceInfo
>
{
public:
/// base is 10.0
explicit ExponentialScaling();
explicit ExponentialScaling( double fBase );
virtual ~ExponentialScaling() override;
/// declare XServiceInfo methods
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
// ____ XScaling ____
virtual double SAL_CALL
doScaling( double value ) override;
virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
getInverseScaling() override;
// ____ XServiceName ____
virtual OUString SAL_CALL getServiceName() override;
private:
const double m_fBase;
};
class LinearScaling final : public ::cppu::WeakImplHelper<
css::chart2::XScaling,
css::lang::XServiceName,
css::lang::XServiceInfo
>
{
public:
/// y(x) = x
explicit LinearScaling();
/// y(x) = fSlope * x + fOffset
LinearScaling( double fSlope, double fOffset );
virtual ~LinearScaling() override;
/// declare XServiceInfo methods
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
// ____ XScaling ____
virtual double SAL_CALL doScaling( double value ) override;
virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
getInverseScaling() override;
// ____ XServiceName ____
virtual OUString SAL_CALL getServiceName() override;
private:
const double m_fSlope;
const double m_fOffset;
};
class PowerScaling final : public ::cppu::WeakImplHelper<
css::chart2::XScaling,
css::lang::XServiceName,
css::lang::XServiceInfo
>
{
public:
/// exponent 10.0
explicit PowerScaling();
explicit PowerScaling( double fExponent );
virtual ~PowerScaling() override;
/// declare XServiceInfo methods
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
// ____ XScaling ____
virtual double SAL_CALL
doScaling( double value ) override;
virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
getInverseScaling() override;
// ____ XServiceName ____
virtual OUString SAL_CALL getServiceName() override;
private:
const double m_fExponent;
};
} //namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */