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 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_chart2.hxx"

#include "res_LegendPosition.hxx"
#include "ResourceIds.hrc"
#include "Strings.hrc"
#include "res_LegendPosition_IDs.hrc"
#include "ResId.hxx"
#include "ChartModelHelper.hxx"
#include "macros.hxx"
#include "LegendHelper.hxx"

#ifndef _SVT_CONTROLDIMS_HRC_
#include <svtools/controldims.hrc>
#endif
#include <com/sun/star/chart2/LegendPosition.hpp>
#include <com/sun/star/chart/ChartLegendExpansion.hpp>

//itemset stuff
#include "chartview/ChartSfxItemIds.hxx"
#include <svl/intitem.hxx>
#include <svl/eitem.hxx>

//.............................................................................
namespace chart
{
//.............................................................................

using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;

LegendPositionResources::LegendPositionResources( Window* pWindow )
    : m_xCC() //unused in this scenario
    , m_aCbxShow( pWindow ) //unused in this scenario
	, m_aRbtLeft( pWindow, SchResId(RBT_LEFT) )
	, m_aRbtRight( pWindow, SchResId(RBT_RIGHT) )
	, m_aRbtTop( pWindow, SchResId(RBT_TOP) )
	, m_aRbtBottom( pWindow, SchResId(RBT_BOTTOM) )
{
    m_aCbxShow.Check();//legend is assumed to be visible in this scenario
    impl_setRadioButtonToggleHdl();
}

LegendPositionResources::LegendPositionResources( Window* pWindow, const uno::Reference< uno::XComponentContext >& xCC )
    : m_xCC( xCC )
    , m_aCbxShow( pWindow, SchResId(CBX_SHOWLEGEND) )
	, m_aRbtLeft( pWindow, SchResId(RBT_LEFT) )
	, m_aRbtRight( pWindow, SchResId(RBT_RIGHT) )
	, m_aRbtTop( pWindow, SchResId(RBT_TOP) )
	, m_aRbtBottom( pWindow, SchResId(RBT_BOTTOM) )
{
    m_aCbxShow.SetToggleHdl( LINK( this, LegendPositionResources, PositionEnableHdl ) );
    impl_setRadioButtonToggleHdl();
	m_aCbxShow.SetAccessibleRelationMemberOf(&m_aCbxShow);
	m_aRbtLeft.SetAccessibleRelationMemberOf(&m_aCbxShow);
	m_aRbtRight.SetAccessibleRelationMemberOf(&m_aCbxShow);
	m_aRbtTop.SetAccessibleRelationMemberOf(&m_aCbxShow);
	m_aRbtBottom.SetAccessibleRelationMemberOf(&m_aCbxShow);
}

void LegendPositionResources::impl_setRadioButtonToggleHdl()
{
    m_aRbtLeft.SetToggleHdl( LINK( this, LegendPositionResources, PositionChangeHdl ) );
	m_aRbtTop.SetToggleHdl( LINK( this, LegendPositionResources, PositionChangeHdl ) );
	m_aRbtRight.SetToggleHdl( LINK( this, LegendPositionResources, PositionChangeHdl ) );
	m_aRbtBottom.SetToggleHdl( LINK( this, LegendPositionResources, PositionChangeHdl ) );    
}

LegendPositionResources::~LegendPositionResources()
{
}

void LegendPositionResources::writeToResources( const uno::Reference< frame::XModel >& xChartModel )
{
    try
    {
        uno::Reference< XDiagram > xDiagram = ChartModelHelper::findDiagram( xChartModel );
        uno::Reference< beans::XPropertySet > xProp( xDiagram->getLegend(), uno::UNO_QUERY );
        if( xProp.is() )
        {
            //show
            sal_Bool bShowLegend = sal_False;
            xProp->getPropertyValue( C2U("Show") ) >>= bShowLegend;
            m_aCbxShow.Check( bShowLegend );
            PositionEnableHdl(0);

            //position
            chart2::LegendPosition ePos;
            xProp->getPropertyValue( C2U( "AnchorPosition" )) >>= ePos;
            switch( ePos )
            {
                case chart2::LegendPosition_LINE_START:
                    m_aRbtLeft.Check();
                    break;
                case chart2::LegendPosition_LINE_END:
                    m_aRbtRight.Check();
                    break;
                case chart2::LegendPosition_PAGE_START:
                    m_aRbtTop.Check();
                    break;
                case chart2::LegendPosition_PAGE_END:
                    m_aRbtBottom.Check();
                    break;

                case chart2::LegendPosition_CUSTOM:
                default:
                    m_aRbtRight.Check();
                    break;
            }
        }
    }
    catch( uno::Exception & ex )
    {
        ASSERT_EXCEPTION( ex );
    }
}

void LegendPositionResources::writeToModel( const ::com::sun::star::uno::Reference< frame::XModel >& xChartModel ) const
{
    try
    {
        sal_Bool bShowLegend = static_cast<sal_Bool>(m_aCbxShow.IsChecked());
        uno::Reference< beans::XPropertySet > xProp( LegendHelper::getLegend( xChartModel,m_xCC,bShowLegend ), uno::UNO_QUERY );
        if( xProp.is() )
        {
            //show
            xProp->setPropertyValue( C2U("Show"), uno::makeAny( bShowLegend ));

            //position
            chart2::LegendPosition eNewPos;
            ::com::sun::star::chart::ChartLegendExpansion eExp = ::com::sun::star::chart::ChartLegendExpansion_HIGH;

            if( m_aRbtLeft.IsChecked() )
                eNewPos = chart2::LegendPosition_LINE_START;
            else if( m_aRbtRight.IsChecked() )
            {            
                eNewPos = chart2::LegendPosition_LINE_END;
            }
            else if( m_aRbtTop.IsChecked() )
            {
                eNewPos = chart2::LegendPosition_PAGE_START;
                eExp = ::com::sun::star::chart::ChartLegendExpansion_WIDE;
            }
            else if( m_aRbtBottom.IsChecked() )
            {
                eNewPos = chart2::LegendPosition_PAGE_END;
                eExp = ::com::sun::star::chart::ChartLegendExpansion_WIDE;
            }

            xProp->setPropertyValue( C2U( "AnchorPosition" ), uno::makeAny( eNewPos ));
            xProp->setPropertyValue( C2U( "Expansion" ), uno::makeAny( eExp ));
            xProp->setPropertyValue( C2U( "RelativePosition" ), uno::Any());
        }
    }
    catch( uno::Exception & ex )
    {
        ASSERT_EXCEPTION( ex );
    }
}

IMPL_LINK( LegendPositionResources, PositionEnableHdl, void*, EMPTYARG )
{
    sal_Bool bEnable = m_aCbxShow.IsChecked();

    m_aRbtLeft.Enable( bEnable );
	m_aRbtTop.Enable( bEnable );
	m_aRbtRight.Enable( bEnable );
	m_aRbtBottom.Enable( bEnable );

    m_aChangeLink.Call(NULL);

    return 0;
}

void LegendPositionResources::initFromItemSet( const SfxItemSet& rInAttrs )
{
    const SfxPoolItem* pPoolItem = NULL;
	if( rInAttrs.GetItemState( SCHATTR_LEGEND_POS, sal_True, &pPoolItem ) == SFX_ITEM_SET )
    {
        sal_Int32 nLegendPosition = ((const SfxInt32Item*)pPoolItem)->GetValue();
        switch( nLegendPosition )
	    {
		    case chart2::LegendPosition_LINE_START:
			    m_aRbtLeft.Check(sal_True);
			    break;
		    case chart2::LegendPosition_PAGE_START:
			    m_aRbtTop.Check(sal_True);
			    break;
		    case chart2::LegendPosition_LINE_END:
			    m_aRbtRight.Check(sal_True);
			    break;
		    case chart2::LegendPosition_PAGE_END:
			    m_aRbtBottom.Check(sal_True);
			    break;
            default:
                break;
	    }
    }

    if( rInAttrs.GetItemState( SCHATTR_LEGEND_SHOW, sal_True, &pPoolItem ) == SFX_ITEM_SET )
    {
        bool bShow = static_cast< const SfxBoolItem * >( pPoolItem )->GetValue();
        m_aCbxShow.Check(bShow);
    }
}

void LegendPositionResources::writeToItemSet( SfxItemSet& rOutAttrs ) const
{
    sal_Int32 nLegendPosition = chart2::LegendPosition_CUSTOM;
	if( m_aRbtLeft.IsChecked() )
		nLegendPosition = chart2::LegendPosition_LINE_START;
	else if( m_aRbtTop.IsChecked() )
		nLegendPosition = chart2::LegendPosition_PAGE_START;
	else if( m_aRbtRight.IsChecked() )
		nLegendPosition = chart2::LegendPosition_LINE_END;
	else if( m_aRbtBottom.IsChecked() )
		nLegendPosition = chart2::LegendPosition_PAGE_END;
	rOutAttrs.Put(SfxInt32Item(SCHATTR_LEGEND_POS, nLegendPosition ));

    rOutAttrs.Put( SfxBoolItem(SCHATTR_LEGEND_SHOW, m_aCbxShow.IsChecked()) );
}

IMPL_LINK( LegendPositionResources, PositionChangeHdl, RadioButton*, pRadio )
{
    //for each radio click there are coming two change events
    //first uncheck of previous button -> ignore that call
    //the second call gives the check of the new button
    if( pRadio && pRadio->IsChecked() )
        m_aChangeLink.Call(NULL);
    return 0;
}

void LegendPositionResources::SetChangeHdl( const Link& rLink )
{
    m_aChangeLink = rLink;
}

void LegendPositionResources::SetAccessibleRelationMemberOf(Window* pMemberOf)
{
	m_aRbtLeft.SetAccessibleRelationMemberOf(pMemberOf);
	m_aRbtRight.SetAccessibleRelationMemberOf(pMemberOf);
	m_aRbtTop.SetAccessibleRelationMemberOf(pMemberOf);
	m_aRbtBottom.SetAccessibleRelationMemberOf(pMemberOf);
}

//.............................................................................
} //namespace chart
//.............................................................................