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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <ReferenceSizeProvider.hxx>
#include <RelativeSizeHelper.hxx>
#include <ChartModelHelper.hxx>
#include <DiagramHelper.hxx>
#include <AxisHelper.hxx>
#include <com/sun/star/chart2/XChartDocument.hpp>
#include <com/sun/star/chart2/XTitled.hpp>
#include <com/sun/star/chart2/XTitle.hpp>
#include <com/sun/star/chart2/XDataSeries.hpp>
#include <tools/diagnose_ex.h>
#include <vector>
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
namespace chart
{
ReferenceSizeProvider::ReferenceSizeProvider(
awt::Size aPageSize,
const Reference< XChartDocument > & xChartDoc ) :
m_aPageSize( aPageSize ),
m_xChartDoc( xChartDoc ),
m_bUseAutoScale( getAutoResizeState( xChartDoc ) == AUTO_RESIZE_YES )
{}
void ReferenceSizeProvider::impl_setValuesAtTitled(
const Reference< XTitled > & xTitled )
{
if( xTitled.is())
{
Reference< XTitle > xTitle( xTitled->getTitleObject());
if( xTitle.is())
setValuesAtTitle( xTitle );
}
}
void ReferenceSizeProvider::setValuesAtTitle(
const Reference< XTitle > & xTitle )
{
try
{
Reference< beans::XPropertySet > xTitleProp( xTitle, uno::UNO_QUERY_THROW );
awt::Size aOldRefSize;
bool bHasOldRefSize(
xTitleProp->getPropertyValue( "ReferencePageSize") >>= aOldRefSize );
// set from auto-resize on to off -> adapt font sizes at XFormattedStrings
if( bHasOldRefSize && ! useAutoScale())
{
const uno::Sequence< uno::Reference< XFormattedString > > aStrSeq(
xTitle->getText());
for( uno::Reference< XFormattedString > const & formattedStr : aStrSeq )
{
RelativeSizeHelper::adaptFontSizes(
Reference< beans::XPropertySet >( formattedStr, uno::UNO_QUERY ),
aOldRefSize, getPageSize());
}
}
setValuesAtPropertySet( xTitleProp, /* bAdaptFontSizes = */ false );
}
catch (const uno::Exception&)
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
void ReferenceSizeProvider::setValuesAtAllDataSeries()
{
Reference< XDiagram > xDiagram( ChartModelHelper::findDiagram( m_xChartDoc ));
// DataSeries/Points
std::vector< Reference< XDataSeries > > aSeries(
DiagramHelper::getDataSeriesFromDiagram( xDiagram ));
for (auto const& elem : aSeries)
{
Reference< beans::XPropertySet > xSeriesProp(elem, uno::UNO_QUERY );
if( xSeriesProp.is())
{
// data points
Sequence< sal_Int32 > aPointIndexes;
try
{
if( xSeriesProp->getPropertyValue( "AttributedDataPoints") >>= aPointIndexes )
{
for( sal_Int32 idx : aPointIndexes )
setValuesAtPropertySet(
elem->getDataPointByIndex( idx ) );
}
}
catch (const uno::Exception&)
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
//it is important to correct the datapoint properties first as they do reference the series properties
setValuesAtPropertySet( xSeriesProp );
}
}
}
void ReferenceSizeProvider::setValuesAtPropertySet(
const Reference< beans::XPropertySet > & xProp,
bool bAdaptFontSizes /* = true */ )
{
if( ! xProp.is())
return;
static const char aRefSizeName[] = "ReferencePageSize";
try
{
awt::Size aRefSize( getPageSize() );
awt::Size aOldRefSize;
bool bHasOldRefSize( xProp->getPropertyValue( aRefSizeName ) >>= aOldRefSize );
if( useAutoScale())
{
if( ! bHasOldRefSize )
xProp->setPropertyValue( aRefSizeName, uno::Any( aRefSize ));
}
else
{
if( bHasOldRefSize )
{
xProp->setPropertyValue( aRefSizeName, uno::Any());
// adapt font sizes
if( bAdaptFontSizes )
RelativeSizeHelper::adaptFontSizes( xProp, aOldRefSize, aRefSize );
}
}
}
catch (const uno::Exception&)
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
void ReferenceSizeProvider::getAutoResizeFromPropSet(
const Reference< beans::XPropertySet > & xProp,
ReferenceSizeProvider::AutoResizeState & rInOutState )
{
AutoResizeState eSingleState = AUTO_RESIZE_UNKNOWN;
if( xProp.is())
{
try
{
if( xProp->getPropertyValue( "ReferencePageSize" ).hasValue())
eSingleState = AUTO_RESIZE_YES;
else
eSingleState = AUTO_RESIZE_NO;
}
catch (const uno::Exception&)
{
// unknown property -> state stays unknown
}
}
// current state unknown => nothing changes. Otherwise if current state
// differs from state so far, we have an ambiguity
if( rInOutState == AUTO_RESIZE_UNKNOWN )
{
rInOutState = eSingleState;
}
else if( eSingleState != AUTO_RESIZE_UNKNOWN &&
eSingleState != rInOutState )
{
rInOutState = AUTO_RESIZE_AMBIGUOUS;
}
}
void ReferenceSizeProvider::impl_getAutoResizeFromTitled(
const Reference< XTitled > & xTitled,
ReferenceSizeProvider::AutoResizeState & rInOutState )
{
if( xTitled.is())
{
Reference< beans::XPropertySet > xProp( xTitled->getTitleObject(), uno::UNO_QUERY );
if( xProp.is())
getAutoResizeFromPropSet( xProp, rInOutState );
}
}
/** Retrieves the state auto-resize from all objects that support this
feature. If all objects return the same state, AUTO_RESIZE_YES or
AUTO_RESIZE_NO is returned.
If no object supporting the feature is found, AUTO_RESIZE_UNKNOWN is
returned. If there are multiple objects, some with state YES and some
with state NO, AUTO_RESIZE_AMBIGUOUS is returned.
*/
ReferenceSizeProvider::AutoResizeState ReferenceSizeProvider::getAutoResizeState(
const Reference< XChartDocument > & xChartDoc )
{
AutoResizeState eResult = AUTO_RESIZE_UNKNOWN;
// Main Title
Reference< XTitled > xDocTitled( xChartDoc, uno::UNO_QUERY );
if( xDocTitled.is())
impl_getAutoResizeFromTitled( xDocTitled, eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
// diagram is needed by the rest of the objects
Reference< XDiagram > xDiagram = ChartModelHelper::findDiagram( xChartDoc );
if( ! xDiagram.is())
return eResult;
// Sub Title
Reference< XTitled > xDiaTitled( xDiagram, uno::UNO_QUERY );
if( xDiaTitled.is())
impl_getAutoResizeFromTitled( xDiaTitled, eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
// Legend
Reference< beans::XPropertySet > xLegendProp( xDiagram->getLegend(), uno::UNO_QUERY );
if( xLegendProp.is())
getAutoResizeFromPropSet( xLegendProp, eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
// Axes (incl. Axis Titles)
const Sequence< Reference< XAxis > > aAxes( AxisHelper::getAllAxesOfDiagram( xDiagram ) );
for( Reference< XAxis > const & axis : aAxes )
{
Reference< beans::XPropertySet > xProp( axis, uno::UNO_QUERY );
if( xProp.is())
getAutoResizeFromPropSet( xProp, eResult );
Reference< XTitled > xTitled( axis, uno::UNO_QUERY );
if( xTitled.is())
{
impl_getAutoResizeFromTitled( xTitled, eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
}
}
// DataSeries/Points
std::vector< Reference< XDataSeries > > aSeries(
DiagramHelper::getDataSeriesFromDiagram( xDiagram ));
for (auto const& elem : aSeries)
{
Reference< beans::XPropertySet > xSeriesProp(elem, uno::UNO_QUERY);
if( xSeriesProp.is())
{
getAutoResizeFromPropSet( xSeriesProp, eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
// data points
Sequence< sal_Int32 > aPointIndexes;
try
{
if( xSeriesProp->getPropertyValue( "AttributedDataPoints") >>= aPointIndexes )
{
for( sal_Int32 idx : aPointIndexes )
{
getAutoResizeFromPropSet(
elem->getDataPointByIndex( idx ), eResult );
if( eResult == AUTO_RESIZE_AMBIGUOUS )
return eResult;
}
}
}
catch (const uno::Exception&)
{
DBG_UNHANDLED_EXCEPTION("chart2");
}
}
}
return eResult;
}
void ReferenceSizeProvider::toggleAutoResizeState()
{
setAutoResizeState( m_bUseAutoScale ? AUTO_RESIZE_NO : AUTO_RESIZE_YES );
}
/** sets the auto-resize at all objects that support this feature for text.
eNewState must be either AUTO_RESIZE_YES or AUTO_RESIZE_NO
*/
void ReferenceSizeProvider::setAutoResizeState( ReferenceSizeProvider::AutoResizeState eNewState )
{
m_bUseAutoScale = (eNewState == AUTO_RESIZE_YES);
// Main Title
impl_setValuesAtTitled( Reference< XTitled >( m_xChartDoc, uno::UNO_QUERY ));
// diagram is needed by the rest of the objects
Reference< XDiagram > xDiagram = ChartModelHelper::findDiagram( m_xChartDoc );
if( ! xDiagram.is())
return;
// Sub Title
impl_setValuesAtTitled( Reference< XTitled >( xDiagram, uno::UNO_QUERY ));
// Legend
Reference< beans::XPropertySet > xLegendProp( xDiagram->getLegend(), uno::UNO_QUERY );
if( xLegendProp.is())
setValuesAtPropertySet( xLegendProp );
// Axes (incl. Axis Titles)
const Sequence< Reference< XAxis > > aAxes( AxisHelper::getAllAxesOfDiagram( xDiagram ) );
for( Reference< XAxis > const & axis : aAxes )
{
Reference< beans::XPropertySet > xProp( axis, uno::UNO_QUERY );
if( xProp.is())
setValuesAtPropertySet( xProp );
impl_setValuesAtTitled( Reference< XTitled >( axis, uno::UNO_QUERY ));
}
// DataSeries/Points
setValuesAtAllDataSeries();
// recalculate new state (in case it stays unknown or is ambiguous
m_bUseAutoScale = (getAutoResizeState( m_xChartDoc ) == AUTO_RESIZE_YES);
}
} // namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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