tdf#125949 Check hardware acceleration on slideshow.

Follow up commit for 8eb2d2972583b909a249f5b0f22a9b1fbf533d24
Allows animation if hardware acceleration disabled.

Change-Id: I7997936435134e36e2bf3d3d54ff1bf157cb205c
Reviewed-on: https://gerrit.libreoffice.org/85380
Tested-by: Jenkins
Reviewed-by: Gülşah Köse <gulsah.kose@collabora.com>
(cherry picked from commit 3e88fc6b0eef06e1e12fcfe765e3092c6c06ce5c)
Reviewed-on: https://gerrit.libreoffice.org/85482
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
diff --git a/slideshow/Library_slideshow.mk b/slideshow/Library_slideshow.mk
index d152675..9f41d23 100644
--- a/slideshow/Library_slideshow.mk
+++ b/slideshow/Library_slideshow.mk
@@ -35,6 +35,10 @@ $(eval $(call gb_Library_use_externals,slideshow,\
 ))
endif

$(eval $(call gb_Library_use_custom_headers,slideshow,\
	officecfg/registry \
))

$(eval $(call gb_Library_use_sdk_api,slideshow))

$(eval $(call gb_Library_use_libraries,slideshow,\
diff --git a/slideshow/source/engine/effectrewinder.cxx b/slideshow/source/engine/effectrewinder.cxx
index 5db91ff..d888902 100644
--- a/slideshow/source/engine/effectrewinder.cxx
+++ b/slideshow/source/engine/effectrewinder.cxx
@@ -30,6 +30,9 @@
#include <com/sun/star/animations/EventTrigger.hpp>
#include <com/sun/star/container/XEnumerationAccess.hpp>
#include <com/sun/star/animations/XAnimate.hpp>

#include <officecfg/Office/Canvas.hxx>

using ::com::sun::star::uno::Reference;
using namespace ::com::sun::star;

@@ -346,7 +349,9 @@ bool EffectRewinder::notifyAnimationStart (const AnimationNodeSharedPtr& rpNode)
{
    Reference<animations::XAnimationNode> xNode (rpNode->getXAnimationNode());

    if(xNode.is() && hasBlockedAnimation(xNode) )
    if( xNode.is() &&
        !officecfg::Office::Canvas::ForceSafeServiceImpl::get() &&
        hasBlockedAnimation(xNode) )
        skipSingleMainSequenceEffects();

    // This notification is only relevant for us when the rpNode belongs to