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