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       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             : #ifndef CHART2_VIEW_LEGENDENTRYPROVIDER_HXX
      20             : #define CHART2_VIEW_LEGENDENTRYPROVIDER_HXX
      21             : 
      22             : #include <com/sun/star/beans/XPropertySet.hpp>
      23             : #include <com/sun/star/chart/ChartLegendExpansion.hpp>
      24             : #include <com/sun/star/chart2/XFormattedString.hpp>
      25             : #include <com/sun/star/drawing/XShape.hpp>
      26             : #include <com/sun/star/drawing/XShapes.hpp>
      27             : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
      28             : #include <com/sun/star/uno/XComponentContext.hpp>
      29             : 
      30             : #include <vector>
      31             : 
      32             : namespace chart
      33             : {
      34             : 
      35             : enum LegendSymbolStyle
      36             : {
      37             :     /** A square box with border.
      38             :      */
      39             :     LegendSymbolStyle_BOX,
      40             : 
      41             :     /** A line like with a symbol.
      42             :      */
      43             :     LegendSymbolStyle_LINE,
      44             : 
      45             :     /** A bordered circle which has the same bounding-box as the
      46             :         <member>BOX</member>.
      47             :      */
      48             :     LegendSymbolStyle_CIRCLE
      49             : };
      50             : 
      51        1230 : struct ViewLegendEntry
      52             : {
      53             :     /** The legend symbol that represents a data series or other
      54             :         information contained in the legend
      55             :      */
      56             :     ::com::sun::star::uno::Reference<
      57             :         ::com::sun::star::drawing::XShape > aSymbol;
      58             : 
      59             :     /** The descriptive text for a legend entry.
      60             :      */
      61             :     ::com::sun::star::uno::Sequence<
      62             :         ::com::sun::star::uno::Reference<
      63             :             ::com::sun::star::chart2::XFormattedString > >  aLabel;
      64             : };
      65             : 
      66          41 : class LegendEntryProvider
      67             : {
      68             : public:
      69             :     virtual ::com::sun::star::awt::Size getPreferredLegendKeyAspectRatio()=0;
      70             : 
      71             :     virtual std::vector< ViewLegendEntry > createLegendEntries(
      72             :             const ::com::sun::star::awt::Size& rEntryKeyAspectRatio,
      73             :             ::com::sun::star::chart::ChartLegendExpansion eLegendExpansion,
      74             :             const ::com::sun::star::uno::Reference<
      75             :                 ::com::sun::star::beans::XPropertySet >& xTextProperties,
      76             :             const ::com::sun::star::uno::Reference<
      77             :                 ::com::sun::star::drawing::XShapes >& xTarget,
      78             :             const ::com::sun::star::uno::Reference<
      79             :                 ::com::sun::star::lang::XMultiServiceFactory >& xShapeFactory,
      80             :             const ::com::sun::star::uno::Reference<
      81             :                 ::com::sun::star::uno::XComponentContext >& xContext
      82             :                 ) = 0;
      83             : 
      84             : protected:
      85          41 :     ~LegendEntryProvider() {}
      86             : };
      87             : 
      88             : } //  namespace chart
      89             : 
      90             : // CHART2_VIEW_LEGENDENTRYPROVIDER_HXX
      91             : #endif
      92             : 
      93             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */