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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 <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: */