Quelle  slideanimations.cxx   Sprache: C

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#include <comphelper/diagnose_ex.hxx>

#include "slideanimations.hxx"
#include <animationnodefactory.hxx>
#include <utility>

using namespace ::com::sun::star;

namespace slideshow::internal
{
        SlideAnimations::SlideAnimations( SlideShowContext      aContext,
                                          const ::basegfx::B2DVector& rSlideSize ) :
            maContext(std::move( aContext )),
            maSlideSize( rSlideSize ),
            mpRootNode()
        {
            ENSURE_OR_THROW( maContext.mpSubsettableShapeManager,
                              "SlideAnimations::SlideAnimations(): Invalid SlideShowContext" );
        }

        SlideAnimations::~SlideAnimations() COVERITY_NOEXCEPT_FALSE
        {
            if( !mpRootNode )
                return;

            SHOW_NODE_TREE( mpRootNode );

            try
            {
                mpRootNode->dispose();
            }
            catch (uno::Exception &)
            {
                TOOLS_WARN_EXCEPTION( "slideshow", "" );
            }
        }

        bool SlideAnimations::importAnimations( const uno::Reference< animations::XAnimationNode >& xRootAnimationNode )
        {
            mpRootNode = AnimationNodeFactory::createAnimationNode(
                xRootAnimationNode,
                maSlideSize,
                maContext );

            SHOW_NODE_TREE( mpRootNode );

            return static_cast< bool >(mpRootNode);
        }

        bool SlideAnimations::isAnimated() const
        {
            if( !mpRootNode )
                return false; // no animations there

            // query root node about pending animations
            return mpRootNode->hasPendingAnimation();
        }

        bool SlideAnimations::start()
        {
            if( !mpRootNode )
                return false; // no animations there

            // init all nodes
            if( !mpRootNode->init() )
                return false;

            // resolve root node
            if( !mpRootNode->resolve() )
                return false;

            return true;
        }

        void SlideAnimations::end()
        {
            if( !mpRootNode )
                return; // no animations there

            // end root node
            mpRootNode->deactivate();
            mpRootNode->end();
        }

}

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