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