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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 <tools/diagnose_ex.h>
#include <sal/log.hxx>
#include <com/sun/star/animations/TransitionType.hpp>
#include <com/sun/star/animations/TransitionSubType.hpp>
#include <transitionfactory.hxx>
#include "transitionfactorytab.hxx"
#include "parametricpolypolygonfactory.hxx"
#include <animationfactory.hxx>
#include "clippingfunctor.hxx"
using namespace ::com::sun::star;
namespace slideshow::internal {
/***************************************************
*** ***
*** Shape Transition Effects ***
*** ***
***************************************************/
namespace {
class ClippingAnimation : public NumberAnimation
{
public:
ClippingAnimation(
const ParametricPolyPolygonSharedPtr& rPolygon,
const ShapeManagerSharedPtr& rShapeManager,
const TransitionInfo& rTransitionInfo,
bool bDirectionForward,
bool bModeIn );
virtual ~ClippingAnimation() override;
// Animation interface
virtual void prefetch() override;
virtual void start( const AnimatableShapeSharedPtr& rShape,
const ShapeAttributeLayerSharedPtr& rAttrLayer ) override;
virtual void end() override;
// NumberAnimation interface
virtual bool operator()( double nValue ) override;
virtual double getUnderlyingValue() const override;
private:
void end_();
AnimatableShapeSharedPtr mpShape;
ShapeAttributeLayerSharedPtr mpAttrLayer;
ShapeManagerSharedPtr mpShapeManager;
ClippingFunctor maClippingFunctor;
bool mbSpriteActive;
};
ClippingAnimation::ClippingAnimation(
const ParametricPolyPolygonSharedPtr& rPolygon,
const ShapeManagerSharedPtr& rShapeManager,
const TransitionInfo& rTransitionInfo,
bool bDirectionForward,
bool bModeIn ) :
mpShape(),
mpAttrLayer(),
mpShapeManager( rShapeManager ),
maClippingFunctor( rPolygon,
rTransitionInfo,
bDirectionForward,
bModeIn ),
mbSpriteActive(false)
{
ENSURE_OR_THROW(
rShapeManager,
"ClippingAnimation::ClippingAnimation(): Invalid ShapeManager" );
}
ClippingAnimation::~ClippingAnimation()
{
try
{
end_();
}
catch (const uno::Exception&)
{
TOOLS_WARN_EXCEPTION("slideshow", "");
}
}
void ClippingAnimation::prefetch()
{
}
void ClippingAnimation::start( const AnimatableShapeSharedPtr& rShape,
const ShapeAttributeLayerSharedPtr& rAttrLayer )
{
OSL_ENSURE( !mpShape,
"ClippingAnimation::start(): Shape already set" );
OSL_ENSURE( !mpAttrLayer,
"ClippingAnimation::start(): Attribute layer already set" );
ENSURE_OR_THROW( rShape,
"ClippingAnimation::start(): Invalid shape" );
ENSURE_OR_THROW( rAttrLayer,
"ClippingAnimation::start(): Invalid attribute layer" );
mpShape = rShape;
mpAttrLayer = rAttrLayer;
if( !mbSpriteActive )
{
mpShapeManager->enterAnimationMode( mpShape );
mbSpriteActive = true;
}
}
void ClippingAnimation::end()
{
end_();
}
void ClippingAnimation::end_()
{
if( mbSpriteActive )
{
mbSpriteActive = false;
mpShapeManager->leaveAnimationMode( mpShape );
if( mpShape->isContentChanged() )
mpShapeManager->notifyShapeUpdate( mpShape );
}
}
bool ClippingAnimation::operator()( double nValue )
{
ENSURE_OR_RETURN_FALSE(
mpAttrLayer && mpShape,
"ClippingAnimation::operator(): Invalid ShapeAttributeLayer" );
// set new clip
mpAttrLayer->setClip( maClippingFunctor( nValue,
mpShape->getDomBounds().getRange() ) );
if( mpShape->isContentChanged() )
mpShapeManager->notifyShapeUpdate( mpShape );
return true;
}
double ClippingAnimation::getUnderlyingValue() const
{
ENSURE_OR_THROW(
mpAttrLayer,
"ClippingAnimation::getUnderlyingValue(): Invalid ShapeAttributeLayer" );
return 0.0; // though this should be used in concert with
// ActivitiesFactory::createSimpleActivity, better
// explicitly name our start value.
// Permissible range for operator() above is [0,1]
}
AnimationActivitySharedPtr createShapeTransitionByType(
const ActivitiesFactory::CommonParameters& rParms,
const AnimatableShapeSharedPtr& rShape,
const ShapeManagerSharedPtr& rShapeManager,
const ::basegfx::B2DVector& rSlideSize,
css::uno::Reference< css::animations::XTransitionFilter > const& xTransition,
sal_Int16 nType,
sal_Int16 nSubType )
{
ENSURE_OR_THROW(
xTransition.is(),
"createShapeTransitionByType(): Invalid XTransition" );
const TransitionInfo* pTransitionInfo(
getTransitionInfo( nType, nSubType ) );
AnimationActivitySharedPtr pGeneratedActivity;
if( pTransitionInfo != nullptr )
{
switch( pTransitionInfo->meTransitionClass )
{
default:
case TransitionInfo::TRANSITION_INVALID:
OSL_FAIL( "createShapeTransitionByType(): Invalid transition type. "
"Don't ask me for a 0 TransitionType, have no XTransitionFilter node instead!" );
return AnimationActivitySharedPtr();
case TransitionInfo::TRANSITION_CLIP_POLYPOLYGON:
{
// generate parametric poly-polygon
ParametricPolyPolygonSharedPtr pPoly(
ParametricPolyPolygonFactory::createClipPolyPolygon(
nType, nSubType ) );
// create a clip activity from that
pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
rParms,
std::make_shared<ClippingAnimation>(
pPoly,
rShapeManager,
*pTransitionInfo,
xTransition->getDirection(),
xTransition->getMode() ),
true );
}
break;
case TransitionInfo::TRANSITION_SPECIAL:
{
switch( nType )
{
case animations::TransitionType::RANDOM:
{
// select randomly one of the effects from the
// TransitionFactoryTable
const TransitionInfo* pRandomTransitionInfo( getRandomTransitionInfo() );
ENSURE_OR_THROW( pRandomTransitionInfo != nullptr,
"createShapeTransitionByType(): Got invalid random transition info" );
ENSURE_OR_THROW( pRandomTransitionInfo->mnTransitionType != animations::TransitionType::RANDOM,
"createShapeTransitionByType(): Got random again for random input!" );
// and recurse
pGeneratedActivity = createShapeTransitionByType( rParms,
rShape,
rShapeManager,
rSlideSize,
xTransition,
pRandomTransitionInfo->mnTransitionType,
pRandomTransitionInfo->mnTransitionSubType );
}
break;
// TODO(F3): Implement slidewipe for shape
case animations::TransitionType::SLIDEWIPE:
{
sal_Int16 nBarWipeSubType(0);
bool bDirectionForward(true);
// map slidewipe to BARWIPE, for now
switch( nSubType )
{
case animations::TransitionSubType::FROMLEFT:
nBarWipeSubType = animations::TransitionSubType::LEFTTORIGHT;
bDirectionForward = true;
break;
case animations::TransitionSubType::FROMRIGHT:
nBarWipeSubType = animations::TransitionSubType::LEFTTORIGHT;
bDirectionForward = false;
break;
case animations::TransitionSubType::FROMTOP:
nBarWipeSubType = animations::TransitionSubType::TOPTOBOTTOM;
bDirectionForward = true;
break;
case animations::TransitionSubType::FROMBOTTOM:
nBarWipeSubType = animations::TransitionSubType::TOPTOBOTTOM;
bDirectionForward = false;
break;
default:
ENSURE_OR_THROW( false,
"createShapeTransitionByType(): Unexpected subtype for SLIDEWIPE" );
break;
}
// generate parametric poly-polygon
ParametricPolyPolygonSharedPtr pPoly(
ParametricPolyPolygonFactory::createClipPolyPolygon(
animations::TransitionType::BARWIPE,
nBarWipeSubType ) );
// create a clip activity from that
pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
rParms,
std::make_shared<ClippingAnimation>(
pPoly,
rShapeManager,
*getTransitionInfo( animations::TransitionType::BARWIPE,
nBarWipeSubType ),
bDirectionForward,
xTransition->getMode() ),
true );
}
break;
default:
{
// TODO(F1): Check whether there's anything left, anyway,
// for _shape_ transitions. AFAIK, there are no special
// effects for shapes...
// for now, map all to fade effect
pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
rParms,
AnimationFactory::createNumberPropertyAnimation(
"Opacity",
rShape,
rShapeManager,
rSlideSize ),
xTransition->getMode() );
}
break;
}
}
break;
}
}
if( !pGeneratedActivity )
{
// No animation generated, maybe no table entry for given
// transition?
SAL_WARN("slideshow",
"createShapeTransitionByType(): Unknown type/subtype combination encountered: "
<< xTransition->getTransition() << " " << xTransition->getSubtype() );
}
return pGeneratedActivity;
}
} // anon namespace
AnimationActivitySharedPtr TransitionFactory::createShapeTransition(
const ActivitiesFactory::CommonParameters& rParms,
const AnimatableShapeSharedPtr& rShape,
const ShapeManagerSharedPtr& rShapeManager,
const ::basegfx::B2DVector& rSlideSize,
uno::Reference< animations::XTransitionFilter > const& xTransition )
{
return createShapeTransitionByType( rParms,
rShape,
rShapeManager,
rSlideSize,
xTransition,
xTransition->getTransition(),
xTransition->getSubtype() );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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