chart2/source/inc/ReferenceSizeProvider.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 #ifndef INCLUDED_CHART2_SOURCE_INC_REFERENCESIZEPROVIDER_HXX
  20 #define INCLUDED_CHART2_SOURCE_INC_REFERENCESIZEPROVIDER_HXX
  21
  22 #include <com/sun/star/uno/Reference.hxx>
  23 #include <com/sun/star/awt/Size.hpp>
  24 #include "charttoolsdllapi.hxx"
  25
  26 namespace com { namespace sun { namespace star {
  27 namespace chart2 {
  28     class XTitle;
  29     class XTitled;
  30     class XChartDocument;
  31 }
  32 namespace beans {
  33     class XPropertySet;
  34 }
  35 }}}
  36
  37 namespace chart
  38 {
  39
  40 class OOO_DLLPUBLIC_CHARTTOOLS ReferenceSizeProvider
  41 {
  42 public:
  43
  44     enum AutoResizeState
  45     {
  46         AUTO_RESIZE_YES,
  47         AUTO_RESIZE_NO,
  48         AUTO_RESIZE_AMBIGUOUS,
  49         AUTO_RESIZE_UNKNOWN
  50     };
  51
  52     ReferenceSizeProvider(
  53         css::awt::Size aPageSize,
  54         const css::uno::Reference< css::chart2::XChartDocument > & xChartDoc );
  55
  56     const css::awt::Size& getPageSize() const { return m_aPageSize;}
  57
  58     /** Retrieves the state auto-resize from all objects that support this
  59         feature.  If all objects return the same state, AUTO_RESIZE_YES or
  60         AUTO_RESIZE_NO is returned.
  61
  62         If no object supporting the feature is found, AUTO_RESIZE_UNKNOWN is
  63         returned.  If there are multiple objects, some with state YES and some
  64         with state NO, AUTO_RESIZE_AMBIGUOUS is returned.
  65     */
  66     static AutoResizeState getAutoResizeState(
  67         const css::uno::Reference< css::chart2::XChartDocument > & xChartDoc );
  68
  69     /** sets or resets the auto-resize at all objects that support this feature
  70         for text to the opposite of the current setting.  If the current state
  71         is ambiguous, it is turned on.  If the current state is unknown it stays
  72         unknown.
  73     */
  74     void toggleAutoResizeState();
  75
  76     /** Sets the ReferencePageSize according to the internal settings of this
  77         class at the XPropertySet, and the adapted font sizes if bAdaptFontSizes
  78         is </sal_True>.
  79      */
  80     SAL_DLLPRIVATE void setValuesAtPropertySet(
  81         const css::uno::Reference< css::beans::XPropertySet > & xProp,
  82         bool bAdaptFontSizes = true );
  83
  84     /** Sets the ReferencePageSize according to the internal settings of this
  85         class at the XTitle, and the adapted font sizes at the contained
  86         XFormattedStrings
  87      */
  88     SAL_DLLPRIVATE void setValuesAtTitle(
  89         const css::uno::Reference< css::chart2::XTitle > & xTitle );
  90
  91     /** Sets the internal value at all data series in the currently set model.
  92         This is useful, if you have changed a chart-type and thus probably added
  93         some new data series via model functionality.
  94      */
  95     void setValuesAtAllDataSeries();
  96
  97 private:
  98     SAL_DLLPRIVATE bool useAutoScale() const { return m_bUseAutoScale;}
  99
 100     /** sets the auto-resize at all objects that support this feature for text.
 101         eNewState must be either AUTO_RESIZE_YES or AUTO_RESIZE_NO
 102     */
 103     SAL_DLLPRIVATE void setAutoResizeState( AutoResizeState eNewState );
 104
 105     /** Retrieves the auto-resize state from the given propertyset.  The result
 106         will be put into eInOutState.  If you initialize eInOutState with
 107         AUTO_RESIZE_UNKNOWN, you will get the actual state.  If you pass any
 108         other state, the result will be the accumulated state,
 109         esp. AUTO_RESIZE_AMBIGUOUS, if the value was NO before, and is YES for
 110         the current property set, or the other way round.
 111      */
 112     SAL_DLLPRIVATE static void getAutoResizeFromPropSet(
 113         const css::uno::Reference< css::beans::XPropertySet > & xProp,
 114         AutoResizeState & rInOutState );
 115
 116     SAL_DLLPRIVATE void impl_setValuesAtTitled(
 117         const css::uno::Reference< css::chart2::XTitled > & xTitled );
 118     SAL_DLLPRIVATE static void impl_getAutoResizeFromTitled(
 119         const css::uno::Reference< css::chart2::XTitled > & xTitled,
 120         AutoResizeState & rInOutState );
 121
 122     css::awt::Size m_aPageSize;
 123     css::uno::Reference< css::chart2::XChartDocument > m_xChartDoc;
 124     bool      m_bUseAutoScale;
 125 };
 126
 127 } //  namespace chart
 128
 129 // INCLUDED_CHART2_SOURCE_INC_REFERENCESIZEPROVIDER_HXX
 130 #endif
 131
 132 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */