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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <com/sun/star/animations/XTargetPropertiesCreator.hpp>
#include <com/sun/star/animations/XIterateContainer.hpp>
#include <com/sun/star/animations/TargetProperties.hpp>
#include <com/sun/star/presentation/ParagraphTarget.hpp>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceName.hpp>
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/animations/AnimationNodeType.hpp>
#include <com/sun/star/animations/XAnimate.hpp>
#include <cppuhelper/compbase3.hxx>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/implementationentry.hxx>
#include <comphelper/broadcasthelper.hxx>
#include <comphelper/sequence.hxx>
#include <animations/animationnodehelper.hxx>
#include <vector>
#include <boost/unordered_map.hpp>
using namespace ::com::sun::star;
#define IMPLEMENTATION_NAME "animcore::TargetPropertiesCreator"
#define SERVICE_NAME "com.sun.star.animations.TargetPropertiesCreator"
namespace animcore
{
typedef ::cppu::WeakComponentImplHelper3< ::com::sun::star::animations::XTargetPropertiesCreator,
lang::XServiceInfo,
lang::XServiceName > TargetPropertiesCreator_Base;
class TargetPropertiesCreator : public ::comphelper::OBaseMutex,
public TargetPropertiesCreator_Base
{
public:
static uno::Reference< uno::XInterface > SAL_CALL createInstance( const uno::Reference< uno::XComponentContext >& xContext ) throw ( uno::Exception )
{
return uno::Reference< uno::XInterface >( static_cast<cppu::OWeakObject*>(new TargetPropertiesCreator( xContext )) );
}
/// Dispose all internal references
virtual void SAL_CALL disposing();
// XTargetPropertiesCreator
virtual uno::Sequence< animations::TargetProperties > SAL_CALL createInitialTargetProperties( const uno::Reference< animations::XAnimationNode >& rootNode ) throw (uno::RuntimeException);
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName() throw( uno::RuntimeException );
virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException );
virtual uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( uno::RuntimeException );
// XServiceName
virtual ::rtl::OUString SAL_CALL getServiceName( ) throw (uno::RuntimeException);
protected:
~TargetPropertiesCreator(); // we're a ref-counted UNO class. _We_ destroy ourselves.
private:
// default: disabled copy/assignment
TargetPropertiesCreator(const TargetPropertiesCreator&);
TargetPropertiesCreator& operator=( const TargetPropertiesCreator& );
TargetPropertiesCreator( const uno::Reference< uno::XComponentContext >& rxContext );
};
// --------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL createInstance_TargetPropertiesCreator( const uno::Reference< uno::XComponentContext > & rSMgr ) throw (uno::Exception)
{
return TargetPropertiesCreator::createInstance( rSMgr );
}
::rtl::OUString getImplementationName_TargetPropertiesCreator()
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( IMPLEMENTATION_NAME ) );
}
uno::Sequence< ::rtl::OUString > getSupportedServiceNames_TargetPropertiesCreator(void)
{
uno::Sequence< ::rtl::OUString > aRet(1);
aRet.getArray()[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SERVICE_NAME ) );
return aRet;
}
// --------------------------------------------------------------------
namespace
{
// Vector containing all properties for a given shape
typedef ::std::vector< beans::NamedValue > VectorOfNamedValues;
/** The hash map key
This key contains both XShape reference and a paragraph
index, as we somehow have to handle shape and paragraph
targets with the same data structure.
*/
struct ShapeHashKey
{
/// Shape target
uno::Reference< drawing::XShape > mxRef;
/** Paragraph index.
If this is a pure shape target, mnParagraphIndex is
set to -1.
*/
sal_Int16 mnParagraphIndex;
/// Comparison needed for boost::unordered_map
bool operator==( const ShapeHashKey& rRHS ) const
{
return mxRef == rRHS.mxRef && mnParagraphIndex == rRHS.mnParagraphIndex;
}
};
// A hash map which maps a XShape to the corresponding vector of initial properties
typedef ::boost::unordered_map< ShapeHashKey,
VectorOfNamedValues,
::std::size_t (*)(const ShapeHashKey&) > XShapeHash;
::std::size_t refhasher( const ShapeHashKey& rKey )
{
// TODO(P2): Maybe a better hash function would be to
// spread mnParagraphIndex to 32 bit: a0b0c0d0e0... Hakmem
// should have a formula.
//
// Yes it has:
// x = (x & 0x0000FF00) << 8) | (x >> 8) & 0x0000FF00 | x & 0xFF0000FF;
// x = (x & 0x00F000F0) << 4) | (x >> 4) & 0x00F000F0 | x & 0xF00FF00F;
// x = (x & 0x0C0C0C0C) << 2) | (x >> 2) & 0x0C0C0C0C | x & 0xC3C3C3C3;
// x = (x & 0x22222222) << 1) | (x >> 1) & 0x22222222 | x & 0x99999999;
//
// Costs about 17 cycles on a RISC machine with infinite
// instruction level parallelism (~42 basic
// instructions). Thus I truly doubt this pays off...
return reinterpret_cast< ::std::size_t >(rKey.mxRef.get()) ^ (rKey.mnParagraphIndex << 16L);
}
class NodeFunctor
{
public:
explicit NodeFunctor( XShapeHash& rShapeHash ) :
mrShapeHash( rShapeHash ),
mxTargetShape(),
mnParagraphIndex( -1 )
{
}
NodeFunctor( XShapeHash& rShapeHash,
const uno::Reference< drawing::XShape >& rTargetShape,
sal_Int16 nParagraphIndex ) :
mrShapeHash( rShapeHash ),
mxTargetShape( rTargetShape ),
mnParagraphIndex( nParagraphIndex )
{
}
void operator()( const uno::Reference< animations::XAnimationNode >& xNode ) const
{
if( !xNode.is() )
{
OSL_FAIL( "AnimCore: NodeFunctor::operator(): invalid XAnimationNode" );
return;
}
uno::Reference< drawing::XShape > xTargetShape( mxTargetShape );
sal_Int16 nParagraphIndex( mnParagraphIndex );
switch( xNode->getType() )
{
case animations::AnimationNodeType::ITERATE:
{
// extract target shape from iterate node
// (will override the target for all children)
// --------------------------------------------------
uno::Reference< animations::XIterateContainer > xIterNode( xNode,
uno::UNO_QUERY );
// TODO(E1): I'm not too sure what to expect here...
if( !xIterNode->getTarget().hasValue() )
{
OSL_FAIL( "animcore: NodeFunctor::operator(): no target on ITERATE node" );
return;
}
xTargetShape.set( xIterNode->getTarget(),
uno::UNO_QUERY );
if( !xTargetShape.is() )
{
::com::sun::star::presentation::ParagraphTarget aTarget;
// no shape provided. Maybe a ParagraphTarget?
if( !(xIterNode->getTarget() >>= aTarget) )
{
OSL_FAIL( "animcore: NodeFunctor::operator(): could not extract any "
"target information" );
return;
}
xTargetShape = aTarget.Shape;
nParagraphIndex = aTarget.Paragraph;
if( !xTargetShape.is() )
{
OSL_FAIL( "animcore: NodeFunctor::operator(): invalid shape in ParagraphTarget" );
return;
}
}
}
// FALLTHROUGH intended
case animations::AnimationNodeType::PAR:
// FALLTHROUGH intended
case animations::AnimationNodeType::SEQ:
{
NodeFunctor aFunctor( mrShapeHash,
xTargetShape,
nParagraphIndex );
if( !::anim::for_each_childNode( xNode,
aFunctor ) )
{
OSL_FAIL( "AnimCore: NodeFunctor::operator(): child node iteration failed, "
"or extraneous container nodes encountered" );
}
}
break;
case animations::AnimationNodeType::CUSTOM:
// FALLTHROUGH intended
case animations::AnimationNodeType::ANIMATE:
// FALLTHROUGH intended
case animations::AnimationNodeType::ANIMATEMOTION:
// FALLTHROUGH intended
case animations::AnimationNodeType::ANIMATECOLOR:
// FALLTHROUGH intended
case animations::AnimationNodeType::ANIMATETRANSFORM:
// FALLTHROUGH intended
case animations::AnimationNodeType::TRANSITIONFILTER:
// FALLTHROUGH intended
case animations::AnimationNodeType::AUDIO:
// FALLTHROUGH intended
default:
// ignore this node, no valuable content for now.
break;
case animations::AnimationNodeType::SET:
{
// evaluate set node content
uno::Reference< animations::XAnimate > xAnimateNode( xNode,
uno::UNO_QUERY );
if( !xAnimateNode.is() )
break; // invalid node
// determine target shape (if any)
ShapeHashKey aTarget;
if( xTargetShape.is() )
{
// override target shape with parent-supplied
aTarget.mxRef = xTargetShape;
aTarget.mnParagraphIndex = nParagraphIndex;
}
else
{
// no parent-supplied target, retrieve
// node target
if( (xAnimateNode->getTarget() >>= aTarget.mxRef) )
{
// pure shape target - set paragraph
// index to magic
aTarget.mnParagraphIndex = -1;
}
else
{
// not a pure shape target - maybe a
// ParagraphTarget?
presentation::ParagraphTarget aUnoTarget;
if( !(xAnimateNode->getTarget() >>= aUnoTarget) )
{
OSL_FAIL( "AnimCore: NodeFunctor::operator(): unknown target type encountered" );
break;
}
aTarget.mxRef = aUnoTarget.Shape;
aTarget.mnParagraphIndex = aUnoTarget.Paragraph;
}
}
if( !aTarget.mxRef.is() )
{
OSL_FAIL( "AnimCore: NodeFunctor::operator(): Found target, but XShape is NULL" );
break; // invalid target XShape
}
// check whether we already have an entry for
// this target (we only take the first set
// effect for every shape)
XShapeHash::const_iterator aIter;
if( (aIter=mrShapeHash.find( aTarget )) != mrShapeHash.end() )
break; // already an entry in existence for given XShape
// if this is an appear effect, hide shape
// initially. This is currently the only place
// where a shape effect influences shape
// attributes outside it's effective duration.
if( xAnimateNode->getAttributeName().equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("visibility")) )
{
sal_Bool bVisible( sal_False );
uno::Any aAny( xAnimateNode->getTo() );
// try to extract bool value
if( !(aAny >>= bVisible) )
{
// try to extract string
::rtl::OUString aString;
if( (aAny >>= aString) )
{
// we also take the strings "true" and "false",
// as well as "on" and "off" here
if( aString.equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("true")) ||
aString.equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("on")) )
{
bVisible = sal_True;
}
if( aString.equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("false")) ||
aString.equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("off")) )
{
bVisible = sal_False;
}
}
}
if( bVisible )
{
// target is set to 'visible' at the
// first relevant effect. Thus, target
// must be initially _hidden_, for the
// effect to have visible impact.
mrShapeHash.insert(
XShapeHash::value_type(
aTarget,
VectorOfNamedValues(
1,
beans::NamedValue(
xAnimateNode->getAttributeName(),
uno::makeAny( sal_False ) ) ) ) );
}
}
}
break;
}
}
private:
XShapeHash& mrShapeHash;
uno::Reference< drawing::XShape > mxTargetShape;
sal_Int16 mnParagraphIndex;
};
}
// --------------------------------------------------------------------
TargetPropertiesCreator::TargetPropertiesCreator( const uno::Reference< uno::XComponentContext >& ) :
TargetPropertiesCreator_Base( m_aMutex )
{
}
TargetPropertiesCreator::~TargetPropertiesCreator()
{
}
void SAL_CALL TargetPropertiesCreator::disposing()
{
::osl::MutexGuard aGuard( m_aMutex );
}
// XTargetPropertiesCreator
uno::Sequence< animations::TargetProperties > SAL_CALL TargetPropertiesCreator::createInitialTargetProperties
(
const uno::Reference< animations::XAnimationNode >& xRootNode
) throw (uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// scan all nodes for visibility changes, and record first
// 'visibility=true' for each shape
XShapeHash aShapeHash( 101,
&refhasher );
NodeFunctor aFunctor( aShapeHash );
// TODO(F1): Maybe limit functor application to main sequence
// alone (CL said something that shape visibility is only
// affected by effects in the main sequence for PPT).
//
// OTOH, client code can pass us only the main sequence (which
// it actually does right now, for the slideshow implementation).
aFunctor( xRootNode );
// output to result sequence
// ----------------------------------------------------------------------
uno::Sequence< animations::TargetProperties > aRes( aShapeHash.size() );
::std::size_t nCurrIndex(0);
XShapeHash::const_iterator aCurr( aShapeHash.begin() );
const XShapeHash::const_iterator aEnd ( aShapeHash.end() );
while( aCurr != aEnd )
{
animations::TargetProperties& rCurrProps( aRes[ nCurrIndex++ ] );
if( aCurr->first.mnParagraphIndex == -1 )
{
rCurrProps.Target = uno::makeAny( aCurr->first.mxRef );
}
else
{
rCurrProps.Target = uno::makeAny(
presentation::ParagraphTarget(
aCurr->first.mxRef,
aCurr->first.mnParagraphIndex ) );
}
rCurrProps.Properties = ::comphelper::containerToSequence( aCurr->second );
++aCurr;
}
return aRes;
}
// XServiceInfo
::rtl::OUString SAL_CALL TargetPropertiesCreator::getImplementationName() throw( uno::RuntimeException )
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
}
sal_Bool SAL_CALL TargetPropertiesCreator::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
{
return ServiceName.equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM(SERVICE_NAME));
}
uno::Sequence< ::rtl::OUString > SAL_CALL TargetPropertiesCreator::getSupportedServiceNames() throw( uno::RuntimeException )
{
uno::Sequence< ::rtl::OUString > aRet(1);
aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
return aRet;
}
// XServiceName
::rtl::OUString SAL_CALL TargetPropertiesCreator::getServiceName( ) throw (uno::RuntimeException)
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SERVICE_NAME ) );
}
} // namespace animcore
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */