smltime.cpp
上传用户:dangjiwu
上传日期:2013-07-19
资源大小:42019k
文件大小:35k
- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: smltime.cpp,v 1.2.12.1 2004/07/09 01:57:38 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include <stdlib.h>
- #include <stdio.h>
- #include <ctype.h>
- #include "hxtypes.h"
- #include "hxresult.h"
- #include "hxcom.h"
- #include "hxcomm.h"
- #include "ihxpckts.h"
- #include "hxfiles.h"
- #include "hxformt.h"
- #include "hxengin.h"
- #include "hxplugn.h"
- #include "hxpends.h"
- #include "hxasm.h"
- #include "hxprefs.h"
- #include "hxassert.h"
- #include "chxpckts.h"
- #include "nptime.h"
- #include "smpte.h"
- #include "debug.h"
- #include "hxstrutl.h"
- #include "hxstring.h"
- #include "cbqueue.h"
- #include "hxslist.h"
- #include "hxmap.h"
- #include "hxstack.h"
- #include "hxwintyp.h"
- #include "chxxtype.h"
- #include "hxxml.h"
- #include "hxxmlprs.h"
- #include "xmlreslt.h"
- #include "looseprs.h"
- #include "sm1elem.h"
- #include "sm1parse.h"
- #include "sm1time.h"
- /*
- * CSmil1TimelineElementManager methods
- */
- CSmil1TimelineElementManager::CSmil1TimelineElementManager():
- m_pElementMap(NULL),
- m_pNotifierMap(NULL)
- {
- }
- CSmil1TimelineElementManager::~CSmil1TimelineElementManager()
- {
- HX_DELETE(m_pElementMap);
- if(m_pNotifierMap)
- {
- CHXMapStringToOb::Iterator i = m_pNotifierMap->Begin();
- for(; i != m_pNotifierMap->End(); ++i)
- {
- CHXSimpleList* pList = (CHXSimpleList*)(*i);
- delete pList;
- }
- HX_DELETE(m_pNotifierMap);
- }
- }
- void
- CSmil1TimelineElementManager::addTimelineElement(CSmil1TimelineElement* pElement)
- {
- if(!m_pElementMap)
- {
- m_pElementMap = new CHXMapStringToOb;
- }
- (*m_pElementMap)[pElement->m_pID] = pElement;
- }
- CSmil1TimelineElement*
- CSmil1TimelineElementManager::getTimelineElement(const char* pID)
- {
- CSmil1TimelineElement* pElement = NULL;
- if(m_pElementMap)
- {
- m_pElementMap->Lookup(pID, (void*&)pElement);
- }
- return pElement;
- }
- void
- CSmil1TimelineElementManager::addNotification(const char* pID,
- CSmil1TimelineElement* pElement)
- {
- if(!m_pNotifierMap)
- {
- m_pNotifierMap = new CHXMapStringToOb;
- }
- CHXSimpleList* pNotifyList = NULL;
- if(!m_pNotifierMap->Lookup(pID, (void*&)pNotifyList))
- {
- pNotifyList = new CHXSimpleList;
- (*m_pNotifierMap)[pID] = pNotifyList;
- }
- pNotifyList->AddTail(pElement);
- }
- void
- CSmil1TimelineElementManager::notify(const char* pID)
- {
- CHXSimpleList* pNotifyList = NULL;
- if(m_pNotifierMap)
- {
- if(m_pNotifierMap->Lookup(pID, (void*&)pNotifyList))
- {
- CSmil1TimelineElement* pDependentElement = NULL;
- if(m_pElementMap->Lookup(pID, (void*&)pDependentElement))
- {
- CHXSimpleList::Iterator i = pNotifyList->Begin();
- for(; i != pNotifyList->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->elementResolved(pDependentElement);
- }
- }
- }
- }
- }
- void
- CSmil1TimelineElementManager::resetTimeline()
- {
- if(m_pElementMap)
- {
- CHXMapStringToOb::Iterator i = m_pElementMap->Begin();
- for(; i != m_pElementMap->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->reset();
- }
- }
- }
- /*
- * CSmil1TimelineElement methods
- */
- CSmil1TimelineElement::CSmil1TimelineElement(CSmil1Element* pSourceElement,
- CSmil1Parser* pParser):
- m_pSourceElement(pSourceElement),
- m_pParser(pParser),
- m_bDurationSet(FALSE),
- m_bMaxDurationSet(FALSE),
- m_bDelaySet(FALSE),
- m_bDontResetDuration(FALSE),
- m_bNonEventDelaySet(FALSE),
- m_bDelayEvent(FALSE),
- m_bDurationEvent(FALSE),
- m_pParent(NULL),
- m_pChildren(NULL),
- m_pDependent(NULL)
- {
- m_pID = new char[pSourceElement->m_pNode->m_id.GetLength() + 1];
- strcpy(m_pID, (const char*)m_pSourceElement->m_pNode->m_id); /* Flawfinder: ignore */
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->addTimelineElement(this);
- if(pSourceElement->m_nBeginEventSourceTag == SMILEventSourceBegin ||
- pSourceElement->m_nBeginEventSourceTag == SMILEventSourceEnd ||
- pSourceElement->m_nBeginEventSourceTag == SMILEventSourceClock)
- {
- m_pParser->m_pTimelineElementManager->addNotification(pSourceElement->m_BeginEventSourceID,
- this);
- m_bDelayEvent = TRUE;
- }
- if(pSourceElement->m_nEndEventSourceTag == SMILEventSourceBegin ||
- pSourceElement->m_nEndEventSourceTag == SMILEventSourceEnd ||
- pSourceElement->m_nEndEventSourceTag == SMILEventSourceClock)
- {
- m_pParser->m_pTimelineElementManager->addNotification(pSourceElement->m_EndEventSourceID,
- this);
- m_bDurationEvent = TRUE;
- }
- if(pSourceElement->m_nEndsyncEventSourceTag == SMILEventSourceID)
- {
- m_pParser->m_pTimelineElementManager->addNotification(pSourceElement->m_EndsyncEventSourceID,
- this);
- m_bDurationEvent = TRUE;
- }
- }
- }
- CSmil1TimelineElement::~CSmil1TimelineElement()
- {
- delete m_pChildren;
- delete[] m_pID;
- }
- void
- CSmil1TimelineElement::reset()
- {
- m_bDelaySet = FALSE;
- m_bNonEventDelaySet = FALSE;
- m_bDurationSet = FALSE;
- m_bMaxDurationSet = FALSE;
- }
- void
- CSmil1TimelineElement::setDelay(UINT32 ulDelay)
- {
- if(!m_bDelaySet)
- {
- if(!m_bDelayEvent)
- {
- if(m_pSourceElement->m_ulBeginOffset != (UINT32)-1)
- {
- m_pSourceElement->m_ulDelay = ulDelay +
- m_pSourceElement->m_ulBeginOffset;
- }
- else
- {
- m_pSourceElement->m_ulDelay = ulDelay;
- }
- m_bDelaySet = TRUE;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- else
- {
- if(m_pSourceElement->m_ulBeginOffset != (UINT32)-1)
- {
- m_pSourceElement->m_ulDelay = ulDelay +
- m_pSourceElement->m_ulBeginOffset;
- }
- else
- {
- m_pSourceElement->m_ulDelay = ulDelay;
- }
- }
- }
- void
- CSmil1TimelineElement::setDuration(UINT32 ulDuration, BOOL bSetFromParent)
- {
- if(bSetFromParent)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- m_bDurationSet = m_bDontResetDuration = TRUE;
- m_pParser->resetTimelineElementDuration(m_pID,
- m_pSourceElement->m_ulDuration);
- }
- else
- {
- if(!m_bDurationSet)
- {
- if(m_pSourceElement->m_ulBeginOffset != (UINT32)-1)
- {
- m_pSourceElement->m_ulDuration = ulDuration +
- m_pSourceElement->m_ulBeginOffset;
- }
- else
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- }
- m_bDurationSet = TRUE;
- if(m_pParent)
- {
- m_pParent->addDuration(m_pSourceElement->m_ulDuration,
- m_pSourceElement->m_ulDelay, m_pID);
- }
- }
- else if(!m_bDontResetDuration)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- m_pParser->resetTimelineElementDuration(m_pID,
- m_pSourceElement->m_ulDuration);
- }
- }
- if(m_pDependent)
- {
- //Removed the addition of m_pSourceElement->m_ulDelay from the
- // source's duration because the source's duration already includes
- // its delay; we don't want to count the delay twice. Fixes PR 13983:
- // /*XXXEH- UNFIXES 13983 by adding back in the ...m_ulDelay addition;
- // the full fix for 13983 requires keeping track of begin=... delay
- // (as opposed to seq-related delay) and then subtracting that begin
- // delay from the m_ulDelay below:
- adjustDependentDuration(m_pDependent);
- m_pDependent->setDelay(m_pSourceElement->m_ulDelay + m_pSourceElement->m_ulDuration);
- }
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->notify(m_pID);
- }
- }
- void
- CSmil1TimelineElement::setMaxDuration(UINT32 ulMaxDuration)
- {
- m_bMaxDurationSet = TRUE;
- m_pSourceElement->m_ulMaxDuration = ulMaxDuration;
- }
- void
- CSmil1TimelineElement::adjustDependentDuration(CSmil1TimelineElement* pDependent)
- {
- if (m_pParent)
- {
- m_pParent->adjustDependentDuration(m_pDependent);
- }
- }
- void
- CSmil1TimelineElement::elementResolved(CSmil1TimelineElement* pEventElement)
- {
- //First, let's see if we have a begin event to resolve:
- if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- m_bDelaySet = TRUE;
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- m_bDelaySet = TRUE;
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceClock)
- {
- //We want event *BEGIN* plus clock therefor check for m_bDelaySet not
- // m_bDurationSet; after all, it's the eventElement's m_ulDelay
- // that's used, below:
- if(pEventElement->m_bDelaySet)
- {
- m_bDelaySet = TRUE;
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay;
- //[SMIL 1.0 compliance] helps fix 23025:
- // Rather than putting all the offset into m_ulDelay,
- // we want to put the event element's delay into our
- // delay and then put the event clock value into our
- // m_ulBeginOffset so that we can properly adjust
- // for any timing imposed on us later by our container
- // (parent):
- HX_ASSERT(m_pSourceElement->m_ulBeginOffset == UINT32(-1));
- m_pSourceElement->m_ulBeginOffset =
- m_pSourceElement->m_ulBeginEventClockValue;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay +
- //Allows SYMM 3/13/2000 test case 1.13 to work again
- // while allowing 23025 to keep working:
- m_pSourceElement->m_ulBeginOffset);
- }
- }
- //[SMIL 1.0 compliance] Fixes PR 16629:
- //Next, let's see if we have an end event to resolve:
- if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- m_bDurationSet = TRUE;
- m_pSourceElement->m_ulDuration =
- pEventElement->m_pSourceElement->m_ulDelay;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- m_bDurationSet = TRUE;
- m_pSourceElement->m_ulDuration =
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- //[SMIL 1.0 compliance] Fixes PR 16629; we need to set our duration
- // to the event element's end time plus the clock offset:
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceClock)
- {
- if(pEventElement->m_bDelaySet)
- {
- m_bDurationSet = TRUE;
- m_pSourceElement->m_ulDuration =
- pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulEndEventClockValue;
- m_pParser->insertTimelineElement(m_pID,
- m_pSourceElement->m_ulDelay);
- }
- }
- }
- #if 0
- void
- CSmil1TimelineElement::setEvent(SMILEventSourceTag eTag,
- SMILSyncAttributeTag aTag,
- const char* pEventSourceID,
- UINT32 ulEventClockValue)
- {
- m_eEventSourceTag = eTag;
- m_eSyncAttributeTag = aTag;
- if(pEventSourceID)
- {
- m_pEventSourceID = new char[strlen(pEventSourceID)+1];
- strcpy(m_pEventSourceID, pEventSourceID); /* Flawfinder: ignore */
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->addNotification(pEventSourceID, this);
- }
- }
- m_ulEventClockValue = ulEventClockValue;
- }
- #endif
- void
- CSmil1TimelineElement::addChild(CSmil1TimelineElement* pChild)
- {
- if(!m_pChildren)
- {
- m_pChildren = new CHXSimpleList;
- }
- m_pChildren->AddTail(pChild);
- pChild->setParent(this);
- }
- UINT32
- CSmil1TimelineElement::getDuration()
- {
- return m_pSourceElement->m_ulDuration;
- }
- UINT32
- CSmil1TimelineElement::getDelay()
- {
- return m_pSourceElement->m_ulDelay;
- }
- void
- CSmil1TimelineElement::dump()
- {
- }
- /*
- * CSmil1TimelinePar methods
- */
- CSmil1TimelinePar::CSmil1TimelinePar(CSmil1Element* pSourceElement,
- CSmil1Parser* pParser):
- CSmil1TimelineElement(pSourceElement, pParser),
- m_nDurationAdded(0),
- m_ulFirstDuration(0),
- m_ulLastDuration(0)
- {
- }
- CSmil1TimelinePar::~CSmil1TimelinePar()
- {
- }
- void
- CSmil1TimelinePar::setDelay(UINT32 ulDelay)
- {
- if(m_pSourceElement->m_ulBeginOffset != (UINT32)-1)
- {
- m_pSourceElement->m_ulDelay = ulDelay +
- m_pSourceElement->m_ulBeginOffset;
- }
- else
- {
- m_pSourceElement->m_ulDelay = ulDelay;
- }
- if (!m_bDelayEvent) //[SMIL 1.0 compliance] helps fix PR 14420.
- {
- m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- if (m_pSourceElement->m_ulDuration != (UINT32)-1)
- {
- setDuration(m_pSourceElement->m_ulDuration);
- }
- }
- else //[SMIL 1.0 compliance] for PR 14420:
- // let's not claim that the delay is set when we still
- // are awaiting a delay (begin) event; we *do* need to
- // add the delay of this to the event's begin offset.
- // This is done by setting the new "m_bNonEventDelaySet"
- // variable to TRUE and leaving m_bDelaySet to FALSE
- // until the ElementResolved() call sets it to true:
- {
- //Parent calls setDelay before we get to ElementResolved,
- // thus m_bDelaySet should never be TRUE if we have a
- // delay event:
- HX_ASSERT(!m_bDelaySet);
- m_bNonEventDelaySet = TRUE; //ElementResolved will look at this.
- }
- }
- void
- CSmil1TimelinePar::setDuration(UINT32 ulDuration, BOOL bSetFromParent)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- m_bDurationSet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- pElement->setDuration(m_pSourceElement->m_ulDuration, TRUE);
- }
- }
-
- if(m_pDependent)
- {
- adjustDependentDuration(m_pDependent);
- m_pDependent->setDelay(m_pSourceElement->m_ulDelay + m_pSourceElement->m_ulDuration);
- }
- //[SMIL 1.0 comliance] Helps fix PR 14420 and 23025:
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->notify(m_pID);
- }
- }
- void
- CSmil1TimelinePar::setMaxDuration(UINT32 ulMaxDuration)
- {
- HX_ASSERT(m_pChildren);
- m_bMaxDurationSet = TRUE;
- m_pSourceElement->m_ulMaxDuration = ulMaxDuration;
- if (m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- pElement->setMaxDuration(ulMaxDuration);
- }
- }
- }
- void
- CSmil1TimelinePar::adjustDependentDuration(CSmil1TimelineElement* pDependent)
- {
- if (m_pParent)
- {
- m_pParent->adjustDependentDuration(pDependent);
- }
- return;
- }
- void
- CSmil1TimelinePar::addDuration(UINT32 ulDuration,
- UINT32 ulDelay,
- const char* pElementID)
- {
- if(m_pSourceElement->m_ulDuration == (UINT32)-1)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- m_ulFirstDuration = ulDuration;
- m_ulLastDuration = ulDuration;
- }
- else
- {
- m_pSourceElement->m_ulDuration =
- (ulDuration > m_pSourceElement->m_ulDuration) ?
- ulDuration : m_pSourceElement->m_ulDuration;
- if(ulDuration < m_ulFirstDuration)
- {
- m_ulFirstDuration = ulDuration;
- }
- if(ulDuration > m_ulLastDuration)
- {
- m_ulLastDuration = ulDuration;
- }
- }
- m_nDurationAdded++;
- if(m_nDurationAdded == m_pChildren->GetCount() &&
- !m_bDurationEvent)
- {
- if(m_pSourceElement->m_nEndsyncEventSourceTag ==
- SMILEventSourceFirst)
- {
- durationResolved(m_ulFirstDuration, TRUE);
- }
- else if(m_pSourceElement->m_nEndsyncEventSourceTag ==
- SMILEventSourceLast)
- {
- durationResolved(m_ulLastDuration, TRUE);
- }
- else
- {
- durationResolved(m_pSourceElement->m_ulDuration, FALSE);
- }
- }
- }
- void
- CSmil1TimelinePar::elementResolved(CSmil1TimelineElement* pEventElement)
- {
- //XXXEH: do we really want to check m_bDurationSet and m_bDelaySet...etc.
- // first???? (as in old version)
- //XXXEH: also, shouldn't we be making sure the pEventElement's id
- // matches the m_[XXX]EventSourceID? Otherwise, a begin event on one id
- // and an end event on another may cause problems...
- //First, let's see if we have a begin event to resolve:
- if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- //[SMIL 1.0 Compliance] Helps fix 14420:
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- //[SMIL 1.0 Compliance] Helps fix 14420:
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceClock)
- {
- //We want event *BEGIN* plus clock therefor check for m_bDelaySet not
- // m_bDurationSet; after all, it's the eventElement's m_ulDelay
- // that's used, below:
- if(pEventElement->m_bDelaySet)
- {
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay + clock val:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulBeginEventClockValue;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulBeginEventClockValue;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
-
- //XXXEH: shouldn't we be making sure the pEventElement's id
- // matches the m_[XXX]EventSourceID, otherwise a begin event on one id
- // and an end event on another will cause problems.
- #if defined(XXXEH_UNTESTED_AND_NOT_EXAMINED_WELL)
- if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- durationResolved(pEventElement->m_pSourceElement->m_ulDelay,
- TRUE);
- }
- }
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- durationResolved(pEventElement->getDuration(), TRUE);
- }
- }
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceClock)
- {
- if(pEventElement->m_bDelaySet)
- {
- durationResolved(pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulEndEventClockValue, TRUE);
- }
- }
- #endif // defined(XXXEH_UNTESTED_AND_NOT_EXAMINED_WELL).
- //[SMIL 1.0 compliance] Helps fix PR 32578:
- if (m_pSourceElement->m_nEndsyncEventSourceTag == SMILEventSourceID)
- {
- if(pEventElement->m_bDurationSet)
- {
- durationResolved(pEventElement->getDuration(), TRUE);
- }
- }
- }
- void
- CSmil1TimelinePar::durationResolved(UINT32 ulDuration, BOOL bUpdateChildren)
- {
- if(!m_bDurationSet)
- {
- m_bDurationSet = TRUE;
- m_pSourceElement->m_ulDuration = ulDuration;
- if(m_pParent)
- {
- m_pParent->addDuration(ulDuration,
- m_pSourceElement->m_ulDelay, m_pID);
- }
- if(m_pDependent)
- {
- //XXXEH- should "m_pSourceElement->m_ulDelay +" be removed, too?
- // I can't get any content to hit this line so I'm not going to
- // change it. See fix for PR SMIL/13983:
- adjustDependentDuration(m_pDependent);
- m_pDependent->setDelay(m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulDuration);
- }
- if(bUpdateChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- pElement->setDuration(m_pSourceElement->m_ulDuration, TRUE);
- }
- }
- }
- }
- #if 0
- void
- CSmil1TimelinePar::setEndsync(EndsyncType eType,
- const char* pEndsyncID,
- UINT32 ulEndsyncClockValue)
- {
- m_eEndsyncType = eType;
- m_ulEndsyncClockValue = ulEndsyncClockValue;
- if(pEndsyncID)
- {
- m_pEndsyncID = new char[strlen(pEndsyncID)+1];
- strcpy(m_pEndsyncID, pEndsyncID); /* Flawfinder: ignore */
- }
- }
- #endif
- /*
- * CSmil1TimelineSeq methods
- */
- CSmil1TimelineSeq::CSmil1TimelineSeq(CSmil1Element* pSourceElement,
- CSmil1Parser* pParser):
- CSmil1TimelineElement(pSourceElement, pParser),
- m_nDurationAdded(0)
- {
- }
- void
- CSmil1TimelineSeq::addDuration(UINT32 ulDuration,
- UINT32 ulDelay,
- const char* pID)
- {
- ASSERT(m_pChildren);
- if(!m_bDurationSet)
- {
- if(m_pSourceElement->m_ulDuration == (UINT32)-1)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- }
- else
- {
- m_pSourceElement->m_ulDuration += ulDuration;
- }
- }
- m_nDurationAdded++;
- if(m_nDurationAdded == m_pChildren->GetCount())
- {
- m_bDurationSet = TRUE;
- if(m_pParent)
- {
- m_pParent->addDuration(
- m_pSourceElement->m_ulDuration,
- m_pSourceElement->m_ulDelay, m_pID);
- }
- if(m_pDependent)
- {
- //XXXEH- should "m_pSourceElement->m_ulDelay +" be removed, too?
- // I can't get any content to hit this line so I'm not going to
- // change it. See fix for PR SMIL/13983:
- adjustDependentDuration(m_pDependent);
- m_pDependent->setDelay(m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulDuration);
- }
- // /[SMIL 1.0 Compliance] Fixes PR 23779:
- // if a source has event-based timing based on this seq's
- // duration, then we need to notify that source that we've
- // resolved this value:
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->notify(m_pID);
- }
- }
- }
- void
- CSmil1TimelineSeq::setDelay(UINT32 ulDelay)
- {
- if(m_pSourceElement->m_ulBeginOffset != (UINT32)-1)
- {
- m_pSourceElement->m_ulDelay = ulDelay +
- m_pSourceElement->m_ulBeginOffset;
- }
- else
- {
- m_pSourceElement->m_ulDelay = ulDelay;
- }
- //XXXJHUG - we need to prevent overwriting the delay when
- // setInitalDelay is called on THIS element, changing this
- // bool causes initialDelaySet to return TRUE.
- m_bDelaySet = TRUE;
- if(m_pChildren && m_pChildren->GetCount() > 0)
- {
- // set delay on first child of seq
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)m_pChildren->GetHead();
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- if (m_pSourceElement->m_ulDuration != (UINT32)-1)
- {
- setDuration(m_pSourceElement->m_ulDuration);
- }
- //[SMIL 1.0 Compliance] Helps fix PR 14420 and 23025:
- // if a source has event-based timing based on this seq's
- // begin time (delay) then we need to notify that source
- // that we've resolved this value:
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->notify(m_pID);
- }
- }
- void
- CSmil1TimelineSeq::setDuration(UINT32 ulDuration, BOOL bSetFromParent)
- {
- ASSERT(m_pChildren);
- if(!m_bDurationSet)
- {
- m_pSourceElement->m_ulDuration = ulDuration;
- m_bDurationSet = TRUE;
- }
- UINT32 ulDurationLeft = m_pSourceElement->m_ulDuration;
- RepeatTag repeatTag = RepeatUnknown;
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- if (!setElementDuration(ulDurationLeft, pElement))
- {
- break;
- }
- }
- if(m_pDependent)
- {
- adjustDependentDuration(m_pDependent);
- m_pDependent->setDelay(m_pSourceElement->m_ulDelay + m_pSourceElement->m_ulDuration);
- }
- //[SMIL 1.0 comliance] Helps fix PR 14420 and 23025:
- if (m_pParser && m_pParser->m_pTimelineElementManager)
- {
- m_pParser->m_pTimelineElementManager->notify(m_pID);
- }
- }
- void
- CSmil1TimelineSeq::setMaxDuration(UINT32 ulMaxDuration)
- {
- HX_ASSERT(m_pChildren);
- m_bMaxDurationSet = TRUE;
- m_pSourceElement->m_ulMaxDuration = ulMaxDuration;
- if (m_pChildren)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)m_pChildren->GetHead();
- pElement->setMaxDuration(ulMaxDuration);
- }
- }
- void
- CSmil1TimelineSeq::adjustDependentDuration(CSmil1TimelineElement* pDependent)
- {
- if(m_bDurationSet || m_bMaxDurationSet)
- {
- UINT32 ulDurationLeft = m_bDurationSet?m_pSourceElement->m_ulDuration:
- m_pSourceElement->m_ulMaxDuration;
- BOOL bAdjusted = FALSE;
- RepeatTag repeatTag = RepeatUnknown;
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement = (CSmil1TimelineElement*)(*i);
- UINT32 ulChildDuration = pElement->getDuration();
- if (pElement == pDependent)
- {
- bAdjusted = TRUE;
- }
- if (bAdjusted)
- {
- if (!setElementDuration(ulDurationLeft, pElement))
- {
- break;
- }
- }
- else
- {
- if(ulDurationLeft >= ulChildDuration)
- {
- ulDurationLeft -= ulChildDuration;
- }
- else
- {
- ulDurationLeft = 0;
- }
- }
- }
- if (!bAdjusted && m_pParent)
- {
- m_pParent->adjustDependentDuration(pDependent);
- }
- }
- }
- BOOL
- CSmil1TimelineSeq::setElementDuration(UINT32& ulDurationLeft, CSmil1TimelineElement* pElement)
- {
- BOOL bContinue = TRUE;
- UINT32 ulChildDuration = pElement->getDuration();
- RepeatTag repeatTag = pElement->m_pSourceElement->m_pNode->m_repeatTag;
-
- if (repeatTag == RepeatIndefiniteOnMe)
- {
- pElement->setMaxDuration(ulDurationLeft);
- ulDurationLeft = 0;
- goto cleanup;
- }
- else if (repeatTag == RepeatIndefiniteOnGroup)
- {
- pElement->setMaxDuration(ulDurationLeft);
- bContinue = FALSE;
- goto cleanup;
- }
- // no more duration left, take care of the duration of the rest of
- // the elements
- if (0 == ulDurationLeft)
- {
- pElement->setDuration(ulDurationLeft, TRUE);
- }
- // if this is the last child, then enforce the duration whatever
- // left
- else if (pElement == m_pChildren->GetTail())
- {
- pElement->setDuration(ulDurationLeft, TRUE);
- bContinue = FALSE;
- }
- // unknown duration, so we apply max. duration here
- else if (ulChildDuration == (UINT32)-1)
- {
- pElement->setMaxDuration(ulDurationLeft);
- bContinue = FALSE;
- }
- else
- {
- if(ulDurationLeft >= ulChildDuration)
- {
- ulDurationLeft -= ulChildDuration;
- }
- else
- {
- pElement->setDuration(ulDurationLeft, TRUE);
- ulDurationLeft = 0;
- }
- }
- cleanup:
- return bContinue;
- }
- /*
- * CSmil1TimelineAnchor methods
- */
- CSmil1TimelineAnchor::CSmil1TimelineAnchor(CSmil1Element* pSourceElement,
- CSmil1Parser* pParser):
- CSmil1TimelineElement(pSourceElement, pParser)
- , m_nDurationAdded(0)
- {
- }
- CSmil1TimelineAnchor::~CSmil1TimelineAnchor()
- {
- }
- void
- CSmil1TimelineAnchor::elementResolved(CSmil1TimelineElement* pEventElement)
- {
- //XXXEH: shouldn't we be making sure the pEventElement's id
- // matches the m_[XXX]EventSourceID? Otherwise, a begin event on one id
- // and an end event on another may cause problems...
- //First, let's see if we have a begin event to resolve:
- if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- //[SMIL 1.0 Compliance] Helps fix 14420:
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- //[SMIL 1.0 Compliance] Helps fix 14420:
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDuration +
- pEventElement->m_pSourceElement->m_ulDelay;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
- else if(m_pSourceElement->m_nBeginEventSourceTag == SMILEventSourceClock)
- {
- //We want event *BEGIN* plus clock therefor check for m_bDelaySet not
- // m_bDurationSet; after all, it's the eventElement's m_ulDelay
- // that's used, below:
- if(pEventElement->m_bDelaySet)
- {
- if (m_bNonEventDelaySet)
- {
- //Add non-event delay to begin event delay + clock val:
- m_pSourceElement->m_ulDelay +=
- pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulBeginEventClockValue;
- }
- else
- {
- //Just set delay to event delay:
- m_pSourceElement->m_ulDelay =
- pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulBeginEventClockValue;
- }
- m_bNonEventDelaySet = m_bDelaySet = TRUE;
- if(m_pChildren)
- {
- CHXSimpleList::Iterator i = m_pChildren->Begin();
- for(; i != m_pChildren->End(); ++i)
- {
- CSmil1TimelineElement* pElement =
- (CSmil1TimelineElement*)(*i);
- pElement->setDelay(m_pSourceElement->m_ulDelay);
- }
- }
- }
- }
-
- //XXXEH: shouldn't we be making sure the pEventElement's id
- // matches the m_[XXX]EventSourceID, otherwise a begin event on one id
- // and an end event on another will cause problems.
- #if defined(XXXEH_UNTESTED_AND_NOT_EXAMINED_WELL)
- if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceBegin)
- {
- if(pEventElement->m_bDelaySet)
- {
- durationResolved(pEventElement->m_pSourceElement->m_ulDelay);
- }
- }
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceEnd)
- {
- if(pEventElement->m_bDurationSet)
- {
- durationResolved(pEventElement->getDuration());
- }
- }
- else if(m_pSourceElement->m_nEndEventSourceTag == SMILEventSourceClock)
- {
- if(pEventElement->m_bDelaySet)
- {
- durationResolved(pEventElement->m_pSourceElement->m_ulDelay +
- m_pSourceElement->m_ulEndEventClockValue);
- }
- }
- #endif // defined(XXXEH_UNTESTED_AND_NOT_EXAMINED_WELL).
- }
- void
- CSmil1TimelineAnchor::durationResolved(UINT32 ulDuration)
- {
- if(!m_bDurationSet)
- {
- m_bDurationSet = TRUE;
- m_pSourceElement->m_ulDuration = ulDuration;
- }
- }