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/*************************************************************************
*
* 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.
*
************************************************************************/
#ifndef INCLUDED_SLIDESHOW_BASENODE_HXX
#define INCLUDED_SLIDESHOW_BASENODE_HXX
#include <canvas/debug.hxx>
#include <tools/diagnose_ex.h>
#include <osl/diagnose.hxx>
#include "event.hxx"
#include "animationnode.hxx"
#include "slideshowcontext.hxx"
#include "shapesubset.hxx"
#include <boost/noncopyable.hpp>
#include <vector>
namespace slideshow {
namespace internal {
/** Context for every node.
Besides the global AnimationNodeFactory::Context data,
this struct also contains the current DocTree subset
for this node. If start and end index of the
DocTreeNode are equal, the node should use the
complete shape.
*/
struct NodeContext
{
NodeContext( const SlideShowContext& rContext,
const ::basegfx::B2DVector& rSlideSize )
: maContext( rContext ),
maSlideSize( rSlideSize ),
mpMasterShapeSubset(),
mnStartDelay(0.0),
mbIsIndependentSubset( true )
{}
void dispose()
{
maContext.dispose();
mpMasterShapeSubset.reset();
}
/// Context as passed to createAnimationNode()
SlideShowContext maContext;
/// Size in user coordinate space of the corresponding slide
::basegfx::B2DVector maSlideSize;
/// Shape to be used (provided by parent, e.g. for iterations)
ShapeSubsetSharedPtr mpMasterShapeSubset;
/// Additional delay to node begin (to offset iterate effects)
double mnStartDelay;
/// When true, subset must be created during slide initialization
bool mbIsIndependentSubset;
};
class BaseContainerNode;
/** This interface extends AnimationNode with some
file-private accessor methods.
*/
class BaseNode : public AnimationNode,
protected ::osl::DebugBase<BaseNode>,
private ::boost::noncopyable
{
public:
BaseNode( ::com::sun::star::uno::Reference<
::com::sun::star::animations::XAnimationNode> const& xNode,
::boost::shared_ptr<BaseContainerNode> const& pParent,
NodeContext const& rContext );
/** Provide the node with a shared_ptr to itself.
Since implementation has to create objects which need
a shared_ptr to this node, and a pointee cannot
retrieve a shared_ptr to itself internally, have to
set that from the outside.
*/
void setSelf( const ::boost::shared_ptr< BaseNode >& rSelf );
#if defined(VERBOSE) && defined(DBG_UTIL)
virtual void showState() const;
virtual const char* getDescription() const;
void showTreeFromWithin() const;
#endif
const ::boost::shared_ptr< BaseContainerNode >& getParentNode() const
{ return mpParent; }
// Disposable:
virtual void dispose();
// AnimationNode:
virtual bool init();
virtual bool resolve();
virtual bool activate();
virtual void deactivate();
virtual void end();
virtual ::com::sun::star::uno::Reference<
::com::sun::star::animations::XAnimationNode> getXAnimationNode() const;
virtual NodeState getState() const;
virtual bool registerDeactivatingListener(
const AnimationNodeSharedPtr& rNotifee );
// nop:
virtual void notifyDeactivating( const AnimationNodeSharedPtr& rNotifier );
bool isMainSequenceRootNode() const { return mbIsMainSequenceRootNode; }
protected:
void scheduleDeactivationEvent( EventSharedPtr const& pEvent =
EventSharedPtr() );
SlideShowContext const& getContext() const { return maContext; }
::boost::shared_ptr<BaseNode> const& getSelf() const { return mpSelf; }
bool checkValidNode() const {
ENSURE_OR_THROW( mpSelf, "no self ptr set!" );
bool const bRet = (meCurrState != INVALID);
OSL_ENSURE( bRet, "### INVALID node!" );
return bRet;
}
private:
// all state affecting methods have "_st" counterparts being called at
// derived classes when in state transistion: no-ops here at BaseNode...
virtual bool init_st();
virtual bool resolve_st();
virtual void activate_st();
virtual void deactivate_st( NodeState eDestState );
private:
/// notifies
/// - all registered deactivation listeners
/// - single animation end (every node)
/// - slide animations (if main sequence root node)
void notifyEndListeners() const;
/// Get the node's restart mode
sal_Int16 getRestartMode();
/** Get the default restart mode
If this node's default mode is
AnimationRestart::DEFAULT, this method recursively
calls the parent node.
*/
sal_Int16 getRestartDefaultMode() const;
/// Get the node's fill mode
sal_Int16 getFillMode();
/** Get the default fill mode.
If this node's default mode is AnimationFill::DEFAULT,
this method recursively calls the parent node.
*/
sal_Int16 getFillDefaultMode() const;
bool isTransition( NodeState eFromState, NodeState eToState,
bool debugAssert = true ) const {
(void) debugAssert; // avoid warning
bool const bRet =((mpStateTransitionTable[eFromState] & eToState) != 0);
OSL_ENSURE( !debugAssert || bRet, "### state unreachable!" );
return bRet;
}
bool inStateOrTransition( int mask ) const {
return ((meCurrState & mask) != 0 ||
(meCurrentStateTransition & mask) != 0);
}
class StateTransition;
friend class StateTransition;
private:
SlideShowContext maContext;
typedef ::std::vector< AnimationNodeSharedPtr > ListenerVector;
ListenerVector maDeactivatingListeners;
::com::sun::star::uno::Reference<
::com::sun::star::animations::XAnimationNode > mxAnimationNode;
::boost::shared_ptr< BaseContainerNode > mpParent;
::boost::shared_ptr< BaseNode > mpSelf;
const int* mpStateTransitionTable;
const double mnStartDelay;
NodeState meCurrState;
int meCurrentStateTransition;
EventSharedPtr mpCurrentEvent;
const bool mbIsMainSequenceRootNode;
};
typedef ::boost::shared_ptr< BaseNode > BaseNodeSharedPtr;
} // namespace internal
} // namespace slideshow
#endif /* INCLUDED_SLIDESHOW_BASENODE_HXX */
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