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Diffstat (limited to 'svx/source/items/zoomslideritem.cxx')
| -rw-r--r-- | svx/source/items/zoomslideritem.cxx | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/svx/source/items/zoomslideritem.cxx b/svx/source/items/zoomslideritem.cxx new file mode 100644 index 0000000000..b59247b00d --- /dev/null +++ b/svx/source/items/zoomslideritem.cxx @@ -0,0 +1,219 @@ +/* -*- 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 <sal/config.h> + +#include <comphelper/propertyvalue.hxx> +#include <osl/diagnose.h> + +#include <svx/zoomslideritem.hxx> +#include <com/sun/star/beans/PropertyValue.hpp> + + +SfxPoolItem* SvxZoomSliderItem::CreateDefault() { return new SvxZoomSliderItem; } + +constexpr OUString ZOOMSLIDER_PARAM_CURRENTZOOM = u"Columns"_ustr; +constexpr OUString ZOOMSLIDER_PARAM_SNAPPINGPOINTS = u"SnappingPoints"_ustr; +constexpr OUString ZOOMSLIDER_PARAM_MINZOOM = u"MinValue"_ustr; +constexpr OUString ZOOMSLIDER_PARAM_MAXZOOM = u"MaxValue"_ustr; +#define ZOOMSLIDER_PARAMS 4 + + +SvxZoomSliderItem::SvxZoomSliderItem( sal_uInt16 nCurrentZoom, sal_uInt16 nMinZoom, sal_uInt16 nMaxZoom, TypedWhichId<SvxZoomSliderItem> _nWhich ) +: SfxUInt16Item( _nWhich, nCurrentZoom ), mnMinZoom( nMinZoom ), mnMaxZoom( nMaxZoom ) +{ +} + +SvxZoomSliderItem* SvxZoomSliderItem::Clone( SfxItemPool * /*pPool*/ ) const +{ + return new SvxZoomSliderItem( *this ); +} + +bool SvxZoomSliderItem::operator==( const SfxPoolItem& rAttr ) const +{ + assert(SfxPoolItem::operator==(rAttr)); + + const SvxZoomSliderItem& rItem = static_cast<const SvxZoomSliderItem&>(rAttr); + + return ( GetValue() == rItem.GetValue() && maValues == rItem.maValues && + mnMinZoom == rItem.mnMinZoom && mnMaxZoom == rItem.mnMaxZoom ); +} + +bool SvxZoomSliderItem::QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId ) const +{ + nMemberId &= ~CONVERT_TWIPS; + switch ( nMemberId ) + { + case 0 : + { + css::uno::Sequence< css::beans::PropertyValue > aSeq{ + comphelper::makePropertyValue(ZOOMSLIDER_PARAM_CURRENTZOOM, sal_Int32( GetValue() )), + comphelper::makePropertyValue(ZOOMSLIDER_PARAM_SNAPPINGPOINTS, maValues), + comphelper::makePropertyValue(ZOOMSLIDER_PARAM_MINZOOM, mnMinZoom), + comphelper::makePropertyValue(ZOOMSLIDER_PARAM_MAXZOOM, mnMaxZoom) + }; + assert(aSeq.getLength() == ZOOMSLIDER_PARAMS); + rVal <<= aSeq; + } + break; + + case MID_ZOOMSLIDER_CURRENTZOOM : + { + rVal <<= static_cast<sal_Int32>(GetValue()); + } + break; + case MID_ZOOMSLIDER_SNAPPINGPOINTS: + { + rVal <<= maValues; + } + break; + case MID_ZOOMSLIDER_MINZOOM: + { + rVal <<= mnMinZoom; + } + break; + case MID_ZOOMSLIDER_MAXZOOM: + { + rVal <<= mnMaxZoom; + } + break; + default: + OSL_FAIL("svx::SvxZoomSliderItem::QueryValue(), Wrong MemberId!"); + return false; + } + + return true; +} + +bool SvxZoomSliderItem::PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId ) +{ + nMemberId &= ~CONVERT_TWIPS; + switch ( nMemberId ) + { + case 0 : + { + css::uno::Sequence< css::beans::PropertyValue > aSeq; + if (( rVal >>= aSeq ) && ( aSeq.getLength() == ZOOMSLIDER_PARAMS )) + { + sal_Int32 nCurrentZoom( 0 ); + css::uno::Sequence < sal_Int32 > aValues; + + bool bAllConverted( true ); + sal_Int16 nConvertedCount( 0 ); + sal_Int32 nMinZoom( 0 ), nMaxZoom( 0 ); + + for ( const auto& rProp : std::as_const(aSeq) ) + { + if ( rProp.Name == ZOOMSLIDER_PARAM_CURRENTZOOM ) + { + bAllConverted &= ( rProp.Value >>= nCurrentZoom ); + ++nConvertedCount; + } + else if ( rProp.Name == ZOOMSLIDER_PARAM_SNAPPINGPOINTS ) + { + bAllConverted &= ( rProp.Value >>= aValues ); + ++nConvertedCount; + } + else if( rProp.Name == ZOOMSLIDER_PARAM_MINZOOM ) + { + bAllConverted &= ( rProp.Value >>= nMinZoom ); + ++nConvertedCount; + } + else if( rProp.Name == ZOOMSLIDER_PARAM_MAXZOOM ) + { + bAllConverted &= ( rProp.Value >>= nMaxZoom ); + ++nConvertedCount; + } + } + + if ( bAllConverted && nConvertedCount == ZOOMSLIDER_PARAMS ) + { + SetValue( static_cast<sal_uInt16>(nCurrentZoom) ); + maValues = aValues; + mnMinZoom = sal::static_int_cast< sal_uInt16 >( nMinZoom ); + mnMaxZoom = sal::static_int_cast< sal_uInt16 >( nMaxZoom ); + + return true; + } + } + + return false; + } + + case MID_ZOOMSLIDER_CURRENTZOOM: + { + sal_Int32 nVal = 0; + if ( rVal >>= nVal ) + { + SetValue( static_cast<sal_uInt16>(nVal) ); + return true; + } + else + return false; + } + + case MID_ZOOMSLIDER_SNAPPINGPOINTS: + { + css::uno::Sequence < sal_Int32 > aValues; + if ( rVal >>= aValues ) + { + maValues = aValues; + return true; + } + else + return false; + } + case MID_ZOOMSLIDER_MINZOOM: + { + sal_Int32 nVal = 0; + if( rVal >>= nVal ) + { + mnMinZoom = static_cast<sal_uInt16>(nVal); + return true; + } + else + return false; + } + case MID_ZOOMSLIDER_MAXZOOM: + { + sal_Int32 nVal = 0; + if( rVal >>= nVal ) + { + mnMaxZoom = static_cast<sal_uInt16>(nVal); + return true; + } + else + return false; + } + default: + OSL_FAIL("svx::SvxZoomSliderItem::PutValue(), Wrong MemberId!"); + return false; + } +} + +void SvxZoomSliderItem::AddSnappingPoint( sal_Int32 nNew ) +{ + const sal_Int32 nValues = maValues.getLength(); + maValues.realloc( nValues + 1 ); + sal_Int32* pValues = maValues.getArray(); + pValues[ nValues ] = nNew; +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |