542 lines
23 KiB
C++
542 lines
23 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "precompiled_toolkit.hxx"
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#include "toolkit/awt/animatedimagespeer.hxx"
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#include "toolkit/helper/property.hxx"
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/** === begin UNO includes === **/
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#include <com/sun/star/awt/XAnimatedImages.hpp>
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#include <com/sun/star/awt/Size.hpp>
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#include <com/sun/star/graphic/XGraphicProvider.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/graphic/XGraphic.hpp>
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#include <com/sun/star/awt/ImageScaleMode.hpp>
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/** === end UNO includes === **/
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#include <comphelper/componentcontext.hxx>
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#include <comphelper/namedvaluecollection.hxx>
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#include <comphelper/processfactory.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <tools/diagnose_ex.h>
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#include <tools/urlobj.hxx>
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#include <vcl/throbber.hxx>
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#include <vcl/svapp.hxx>
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#include <limits>
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//......................................................................................................................
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namespace toolkit
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{
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//......................................................................................................................
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/** === begin UNO using === **/
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::XInterface;
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using ::com::sun::star::uno::UNO_QUERY;
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using ::com::sun::star::uno::UNO_QUERY_THROW;
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using ::com::sun::star::uno::UNO_SET_THROW;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::uno::RuntimeException;
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::uno::makeAny;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::Type;
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using ::com::sun::star::lang::EventObject;
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using ::com::sun::star::container::ContainerEvent;
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using ::com::sun::star::awt::XAnimatedImages;
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using ::com::sun::star::awt::Size;
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using ::com::sun::star::lang::XMultiServiceFactory;
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using ::com::sun::star::graphic::XGraphicProvider;
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using ::com::sun::star::beans::XPropertySet;
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using ::com::sun::star::graphic::XGraphic;
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/** === end UNO using === **/
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namespace ImageScaleMode = ::com::sun::star::awt::ImageScaleMode;
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//==================================================================================================================
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//= AnimatedImagesPeer_Data
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//==================================================================================================================
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struct CachedImage
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{
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::rtl::OUString sImageURL;
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mutable Reference< XGraphic > xGraphic;
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CachedImage()
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:sImageURL()
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,xGraphic()
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{
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}
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CachedImage( ::rtl::OUString const& i_imageURL )
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:sImageURL( i_imageURL )
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,xGraphic()
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{
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}
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};
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struct AnimatedImagesPeer_Data
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{
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AnimatedImagesPeer& rAntiImpl;
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::std::vector< ::std::vector< CachedImage > > aCachedImageSets;
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AnimatedImagesPeer_Data( AnimatedImagesPeer& i_antiImpl )
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:rAntiImpl( i_antiImpl )
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,aCachedImageSets()
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{
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}
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};
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//==================================================================================================================
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//= helper
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//==================================================================================================================
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namespace
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{
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//--------------------------------------------------------------------------------------------------------------
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::rtl::OUString lcl_getHighContrastURL( ::rtl::OUString const& i_imageURL )
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{
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INetURLObject aURL( i_imageURL );
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if ( aURL.GetProtocol() != INET_PROT_PRIV_SOFFICE )
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{
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OSL_VERIFY( aURL.insertName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "hicontrast" ) ), false, 0 ) );
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return aURL.GetMainURL( INetURLObject::NO_DECODE );
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}
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// the private: scheme is not considered to be hierarchical by INetURLObject, so manually insert the
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// segment
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const sal_Int32 separatorPos = i_imageURL.indexOf( '/' );
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ENSURE_OR_RETURN( separatorPos != -1, "lcl_getHighContrastURL: unsipported URL scheme - cannot automatically determine HC version!", i_imageURL );
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::rtl::OUStringBuffer composer;
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composer.append( i_imageURL.copy( 0, separatorPos ) );
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composer.appendAscii( "/hicontrast" );
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composer.append( i_imageURL.copy( separatorPos ) );
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return composer.makeStringAndClear();
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}
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//--------------------------------------------------------------------------------------------------------------
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bool lcl_ensureImage_throw( Reference< XGraphicProvider > const& i_graphicProvider, const bool i_isHighContrast, const CachedImage& i_cachedImage )
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{
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if ( !i_cachedImage.xGraphic.is() )
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{
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::comphelper::NamedValueCollection aMediaProperties;
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if ( i_isHighContrast )
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{
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// try (to find) the high-contrast version of the graphic first
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aMediaProperties.put( "URL", lcl_getHighContrastURL( i_cachedImage.sImageURL ) );
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i_cachedImage.xGraphic.set( i_graphicProvider->queryGraphic( aMediaProperties.getPropertyValues() ), UNO_QUERY );
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}
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if ( !i_cachedImage.xGraphic.is() )
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{
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aMediaProperties.put( "URL", i_cachedImage.sImageURL );
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i_cachedImage.xGraphic.set( i_graphicProvider->queryGraphic( aMediaProperties.getPropertyValues() ), UNO_QUERY );
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}
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}
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return i_cachedImage.xGraphic.is();
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}
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//--------------------------------------------------------------------------------------------------------------
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Size lcl_getGraphicSizePixel( Reference< XGraphic > const& i_graphic )
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{
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Size aSizePixel;
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try
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{
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if ( i_graphic.is() )
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{
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const Reference< XPropertySet > xGraphicProps( i_graphic, UNO_QUERY_THROW );
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OSL_VERIFY( xGraphicProps->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "SizePixel" ) ) ) >>= aSizePixel );
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}
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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return aSizePixel;
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}
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//--------------------------------------------------------------------------------------------------------------
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void lcl_init( Sequence< ::rtl::OUString > const& i_imageURLs, ::std::vector< CachedImage >& o_images )
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{
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o_images.resize(0);
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size_t count = size_t( i_imageURLs.getLength() );
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o_images.reserve( count );
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for ( size_t i = 0; i < count; ++i )
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{
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o_images.push_back( CachedImage( i_imageURLs[i] ) );
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}
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}
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//--------------------------------------------------------------------------------------------------------------
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void lcl_updateImageList_nothrow( AnimatedImagesPeer_Data& i_data )
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{
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Throbber* pThrobber = dynamic_cast< Throbber* >( i_data.rAntiImpl.GetWindow() );
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if ( pThrobber == NULL )
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return;
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try
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{
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// collect the image sizes of the different image sets
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const ::comphelper::ComponentContext aContext( ::comphelper::getProcessServiceFactory() );
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const Reference< XGraphicProvider > xGraphicProvider( aContext.createComponent( "com.sun.star.graphic.GraphicProvider" ), UNO_QUERY_THROW );
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const bool isHighContrast = pThrobber->GetSettings().GetStyleSettings().GetHighContrastMode();
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sal_Int32 nPreferredSet = -1;
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const size_t nImageSetCount = i_data.aCachedImageSets.size();
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if ( nImageSetCount < 2 )
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{
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nPreferredSet = sal_Int32( nImageSetCount ) - 1;
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}
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else
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{
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::std::vector< Size > aImageSizes( nImageSetCount );
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for ( sal_Int32 nImageSet = 0; size_t( nImageSet ) < nImageSetCount; ++nImageSet )
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{
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::std::vector< CachedImage > const& rImageSet( i_data.aCachedImageSets[ nImageSet ] );
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if ( ( rImageSet.empty() )
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|| ( !lcl_ensureImage_throw( xGraphicProvider, isHighContrast, rImageSet[0] ) )
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)
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{
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aImageSizes[ nImageSet ] = Size( ::std::numeric_limits< long >::max(), ::std::numeric_limits< long >::max() );
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}
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else
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{
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aImageSizes[ nImageSet ] = lcl_getGraphicSizePixel( rImageSet[0].xGraphic );
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}
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}
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// find the set with the smallest difference between window size and image size
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const ::Size aWindowSizePixel = pThrobber->GetSizePixel();
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long nMinimalDistance = ::std::numeric_limits< long >::max();
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for ( ::std::vector< Size >::const_iterator check = aImageSizes.begin();
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check != aImageSizes.end();
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++check
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)
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{
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if ( ( check->Width > aWindowSizePixel.Width() )
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|| ( check->Height > aWindowSizePixel.Height() )
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)
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// do not use an image set which doesn't fit into the window
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continue;
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const sal_Int64 distance =
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( aWindowSizePixel.Width() - check->Width ) * ( aWindowSizePixel.Width() - check->Width )
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+ ( aWindowSizePixel.Height() - check->Height ) * ( aWindowSizePixel.Height() - check->Height );
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if ( distance < nMinimalDistance )
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{
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nMinimalDistance = distance;
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nPreferredSet = check - aImageSizes.begin();
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}
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}
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}
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// found a set?
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Sequence< Reference< XGraphic > > aImages;
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if ( ( nPreferredSet >= 0 ) && ( size_t( nPreferredSet ) < nImageSetCount ) )
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{
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// => set the images
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::std::vector< CachedImage > const& rImageSet( i_data.aCachedImageSets[ nPreferredSet ] );
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aImages.realloc( rImageSet.size() );
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sal_Int32 imageIndex = 0;
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for ( ::std::vector< CachedImage >::const_iterator cachedImage = rImageSet.begin();
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cachedImage != rImageSet.end();
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++cachedImage, ++imageIndex
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)
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{
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lcl_ensureImage_throw( xGraphicProvider, isHighContrast, *cachedImage );
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aImages[ imageIndex ] = cachedImage->xGraphic;
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}
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}
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pThrobber->setImageList( aImages );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//--------------------------------------------------------------------------------------------------------------
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void lcl_updateImageList_nothrow( AnimatedImagesPeer_Data& i_data, const Reference< XAnimatedImages >& i_images )
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{
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try
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{
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const sal_Int32 nImageSetCount = i_images->getImageSetCount();
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i_data.aCachedImageSets.resize(0);
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for ( sal_Int32 set = 0; set < nImageSetCount; ++set )
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{
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const Sequence< ::rtl::OUString > aImageURLs( i_images->getImageSet( set ) );
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::std::vector< CachedImage > aImages;
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lcl_init( aImageURLs, aImages );
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i_data.aCachedImageSets.push_back( aImages );
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}
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lcl_updateImageList_nothrow( i_data );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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}
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//==================================================================================================================
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//= AnimatedImagesPeer
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//==================================================================================================================
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//------------------------------------------------------------------------------------------------------------------
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AnimatedImagesPeer::AnimatedImagesPeer()
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:AnimatedImagesPeer_Base()
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,m_pData( new AnimatedImagesPeer_Data( *this ) )
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{
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}
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//------------------------------------------------------------------------------------------------------------------
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AnimatedImagesPeer::~AnimatedImagesPeer()
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{
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}
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//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::startAnimation( ) throw (RuntimeException)
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{
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SolarMutexGuard aGuard;
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Throbber* pThrobber( dynamic_cast< Throbber* >( GetWindow() ) );
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if ( pThrobber != NULL)
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pThrobber->start();
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}
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//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::stopAnimation( ) throw (RuntimeException)
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{
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SolarMutexGuard aGuard;
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Throbber* pThrobber( dynamic_cast< Throbber* >( GetWindow() ) );
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if ( pThrobber != NULL)
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pThrobber->stop();
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}
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//------------------------------------------------------------------------------------------------------------------
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::sal_Bool SAL_CALL AnimatedImagesPeer::isAnimationRunning( ) throw (RuntimeException)
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{
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SolarMutexGuard aGuard;
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Throbber* pThrobber( dynamic_cast< Throbber* >( GetWindow() ) );
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if ( pThrobber != NULL)
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return pThrobber->isRunning();
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return sal_False;
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}
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//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::setProperty( const ::rtl::OUString& i_propertyName, const Any& i_value ) throw(RuntimeException)
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{
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SolarMutexGuard aGuard;
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Throbber* pThrobber( dynamic_cast< Throbber* >( GetWindow() ) );
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if ( pThrobber == NULL )
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{
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VCLXWindow::setProperty( i_propertyName, i_value );
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return;
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}
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const sal_uInt16 nPropertyId = GetPropertyId( i_propertyName );
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switch ( nPropertyId )
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{
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case BASEPROPERTY_STEP_TIME:
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{
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sal_Int32 nStepTime( 0 );
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if ( i_value >>= nStepTime )
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pThrobber->setStepTime( nStepTime );
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break;
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}
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case BASEPROPERTY_AUTO_REPEAT:
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{
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sal_Bool bRepeat( sal_True );
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if ( i_value >>= bRepeat )
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pThrobber->setRepeat( bRepeat );
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break;
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}
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case BASEPROPERTY_IMAGE_SCALE_MODE:
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{
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sal_Int16 nScaleMode( ImageScaleMode::Anisotropic );
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ImageControl* pImageControl = dynamic_cast< ImageControl* >( GetWindow() );
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if ( pImageControl && ( i_value >>= nScaleMode ) )
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{
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pImageControl->SetScaleMode( nScaleMode );
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}
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}
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break;
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default:
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AnimatedImagesPeer_Base::setProperty( i_propertyName, i_value );
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break;
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}
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}
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//------------------------------------------------------------------------------------------------------------------
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Any SAL_CALL AnimatedImagesPeer::getProperty( const ::rtl::OUString& i_propertyName ) throw(RuntimeException)
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{
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SolarMutexGuard aGuard;
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Any aReturn;
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Throbber* pThrobber( dynamic_cast< Throbber* >( GetWindow() ) );
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if ( pThrobber == NULL )
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return VCLXWindow::getProperty( i_propertyName );
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const sal_uInt16 nPropertyId = GetPropertyId( i_propertyName );
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switch ( nPropertyId )
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{
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case BASEPROPERTY_STEP_TIME:
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aReturn <<= pThrobber->getStepTime();
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break;
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case BASEPROPERTY_AUTO_REPEAT:
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aReturn <<= pThrobber->getRepeat();
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break;
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case BASEPROPERTY_IMAGE_SCALE_MODE:
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{
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ImageControl const* pImageControl = dynamic_cast< ImageControl* >( GetWindow() );
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aReturn <<= ( pImageControl ? pImageControl->GetScaleMode() : ImageScaleMode::Anisotropic );
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}
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break;
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default:
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aReturn = AnimatedImagesPeer_Base::getProperty( i_propertyName );
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break;
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}
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return aReturn;
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}
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//------------------------------------------------------------------------------------------------------------------
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void AnimatedImagesPeer::ProcessWindowEvent( const VclWindowEvent& i_windowEvent )
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{
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switch ( i_windowEvent.GetId() )
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{
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case VCLEVENT_WINDOW_RESIZE:
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lcl_updateImageList_nothrow( *m_pData );
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break;
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}
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AnimatedImagesPeer_Base::ProcessWindowEvent( i_windowEvent );
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}
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//------------------------------------------------------------------------------------------------------------------
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void AnimatedImagesPeer::impl_updateImages_nolck( const Reference< XInterface >& i_animatedImages )
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{
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SolarMutexGuard aGuard;
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lcl_updateImageList_nothrow( *m_pData, Reference< XAnimatedImages >( i_animatedImages, UNO_QUERY_THROW ) );
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}
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//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::elementInserted( const ContainerEvent& i_event ) throw (RuntimeException)
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{
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SolarMutexGuard aGuard;
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Reference< XAnimatedImages > xAnimatedImages( i_event.Source, UNO_QUERY_THROW );
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sal_Int32 nPosition(0);
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OSL_VERIFY( i_event.Accessor >>= nPosition );
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size_t position = size_t( nPosition );
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if ( position > m_pData->aCachedImageSets.size() )
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{
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OSL_ENSURE( false, "AnimatedImagesPeer::elementInserted: illegal accessor/index!" );
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lcl_updateImageList_nothrow( *m_pData, xAnimatedImages );
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}
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Sequence< ::rtl::OUString > aImageURLs;
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OSL_VERIFY( i_event.Element >>= aImageURLs );
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::std::vector< CachedImage > aImages;
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lcl_init( aImageURLs, aImages );
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m_pData->aCachedImageSets.insert( m_pData->aCachedImageSets.begin() + position, aImages );
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lcl_updateImageList_nothrow( *m_pData );
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}
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//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::elementRemoved( const ContainerEvent& i_event ) throw (RuntimeException)
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{
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SolarMutexGuard aGuard;
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Reference< XAnimatedImages > xAnimatedImages( i_event.Source, UNO_QUERY_THROW );
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sal_Int32 nPosition(0);
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OSL_VERIFY( i_event.Accessor >>= nPosition );
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size_t position = size_t( nPosition );
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if ( position >= m_pData->aCachedImageSets.size() )
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{
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OSL_ENSURE( false, "AnimatedImagesPeer::elementRemoved: illegal accessor/index!" );
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lcl_updateImageList_nothrow( *m_pData, xAnimatedImages );
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}
|
|
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m_pData->aCachedImageSets.erase( m_pData->aCachedImageSets.begin() + position );
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|
lcl_updateImageList_nothrow( *m_pData );
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|
}
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|
|
|
//------------------------------------------------------------------------------------------------------------------
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void SAL_CALL AnimatedImagesPeer::elementReplaced( const ContainerEvent& i_event ) throw (RuntimeException)
|
|
{
|
|
SolarMutexGuard aGuard;
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|
Reference< XAnimatedImages > xAnimatedImages( i_event.Source, UNO_QUERY_THROW );
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|
|
|
sal_Int32 nPosition(0);
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|
OSL_VERIFY( i_event.Accessor >>= nPosition );
|
|
size_t position = size_t( nPosition );
|
|
if ( position >= m_pData->aCachedImageSets.size() )
|
|
{
|
|
OSL_ENSURE( false, "AnimatedImagesPeer::elementReplaced: illegal accessor/index!" );
|
|
lcl_updateImageList_nothrow( *m_pData, xAnimatedImages );
|
|
}
|
|
|
|
Sequence< ::rtl::OUString > aImageURLs;
|
|
OSL_VERIFY( i_event.Element >>= aImageURLs );
|
|
::std::vector< CachedImage > aImages;
|
|
lcl_init( aImageURLs, aImages );
|
|
m_pData->aCachedImageSets[ position ] = aImages;
|
|
lcl_updateImageList_nothrow( *m_pData );
|
|
}
|
|
|
|
//------------------------------------------------------------------------------------------------------------------
|
|
void SAL_CALL AnimatedImagesPeer::disposing( const EventObject& i_event ) throw (RuntimeException)
|
|
{
|
|
VCLXWindow::disposing( i_event );
|
|
}
|
|
|
|
//------------------------------------------------------------------------------------------------------------------
|
|
void SAL_CALL AnimatedImagesPeer::modified( const EventObject& i_event ) throw (RuntimeException)
|
|
{
|
|
impl_updateImages_nolck( i_event.Source );
|
|
}
|
|
|
|
//------------------------------------------------------------------------------------------------------------------
|
|
void SAL_CALL AnimatedImagesPeer::dispose( ) throw(RuntimeException)
|
|
{
|
|
AnimatedImagesPeer_Base::dispose();
|
|
SolarMutexGuard aGuard;
|
|
m_pData->aCachedImageSets.resize(0);
|
|
}
|
|
|
|
//......................................................................................................................
|
|
} // namespace toolkit
|
|
//......................................................................................................................
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|
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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