chart2/source/inc/ConfigColorScheme.hxx

   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 #pragma once
  20
  21 #include "charttoolsdllapi.hxx"
  22 #include <cppuhelper/implbase.hxx>
  23 #include <com/sun/star/chart2/XColorScheme.hpp>
  24 #include <com/sun/star/lang/XServiceInfo.hpp>
  25
  26 #include <memory>
  27 #include <string_view>
  28
  29 namespace com::sun::star::uno { class XComponentContext; }
  30
  31 namespace chart
  32 {
  33
  34 OOO_DLLPUBLIC_CHARTTOOLS css::uno::Reference< css::chart2::XColorScheme > createConfigColorScheme(
  35     const css::uno::Reference< css::uno::XComponentContext > & xContext );
  36
  37 namespace impl
  38 {
  39 class ChartConfigItem;
  40 }
  41
  42 class ConfigColorScheme final :
  43     public ::cppu::WeakImplHelper<
  44         css::chart2::XColorScheme,
  45         css::lang::XServiceInfo >
  46 {
  47 public:
  48     explicit ConfigColorScheme( const css::uno::Reference< css::uno::XComponentContext > & xContext );
  49     virtual ~ConfigColorScheme() override;
  50
  51     /// declare XServiceInfo methods
  52     virtual OUString SAL_CALL getImplementationName() override;
  53     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  54     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
  55
  56     // ____ ConfigItemListener ____
  57     void notify();
  58
  59 protected:
  60     // ____ XColorScheme ____
  61     virtual ::sal_Int32 SAL_CALL getColorByIndex( ::sal_Int32 nIndex ) override;
  62
  63 private:
  64     void retrieveConfigColors();
  65
  66     // member variables
  67     css::uno::Reference< css::uno::XComponentContext >    m_xContext;
  68     std::unique_ptr< impl::ChartConfigItem >            m_apChartConfigItem;
  69     mutable css::uno::Sequence< sal_Int64 >               m_aColorSequence;
  70     mutable sal_Int32                                     m_nNumberOfColors;
  71     bool                                                  m_bNeedsUpdate;
  72 };
  73
  74 } // namespace chart
  75
  76 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */