slideshow/source/engine/animationnodes/animationaudionode.hxx

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  19 #ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONAUDIONODE_HXX
  20 #define INCLUDED_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONAUDIONODE_HXX
  21
  22 #include <basecontainernode.hxx>
  23 #include <soundplayer.hxx>
  24 #include <com/sun/star/animations/XAnimationNode.hpp>
  25 #include <com/sun/star/animations/XAudio.hpp>
  26
  27 namespace slideshow::internal {
  28
  29 /** Audio node.
  30
  31     This animation node contains an audio effect. Duration and
  32     start/stop behaviour is affected by the referenced audio
  33     file.
  34 */
  35 class AnimationAudioNode : public BaseNode, public AnimationEventHandler
  36 {
  37 public:
  38     AnimationAudioNode(
  39         css::uno::Reference<css::animations::XAnimationNode> const& xNode,
  40         BaseContainerNodeSharedPtr const& pParent,
  41         NodeContext const& rContext );
  42
  43 protected:
  44     virtual void dispose() override;
  45
  46 private:
  47     virtual void activate_st() override;
  48     virtual void deactivate_st( NodeState eDestState ) override;
  49     virtual bool hasPendingAnimation() const override;
  50
  51     /// overridden, because we need to deal with STOPAUDIO commands
  52     virtual bool handleAnimationEvent( const AnimationNodeSharedPtr& rNode ) override;
  53
  54 private:
  55     css::uno::Reference<css::animations::XAudio >  mxAudioNode;
  56     OUString                                       maSoundURL;
  57     mutable SoundPlayerSharedPtr                   mpPlayer;
  58
  59     void createPlayer() const;
  60     void resetPlayer() const;
  61     void checkPlayingStatus();
  62 };
  63
  64 } // namespace slideshow::internal
  65
  66 #endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONAUDIONODE_HXX
  67
  68 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */