mirror of
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145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Mozilla SMIL module.
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*
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* The Initial Developer of the Original Code is Brian Birtles.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Brian Birtles <birtles@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsSMILInterval.h"
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nsSMILInterval::nsSMILInterval()
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:
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mBeginObjectChanged(PR_FALSE),
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mEndObjectChanged(PR_FALSE)
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{
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}
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nsSMILInterval::nsSMILInterval(const nsSMILInterval& aOther)
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:
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mBegin(aOther.mBegin),
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mEnd(aOther.mEnd),
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mBeginObjectChanged(PR_FALSE),
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mEndObjectChanged(PR_FALSE)
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{
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NS_ABORT_IF_FALSE(aOther.mDependentTimes.IsEmpty(),
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"Attempting to copy-construct an interval with dependent times, "
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"this will lead to instance times being shared between intervals.");
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}
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nsSMILInterval::~nsSMILInterval()
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{
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NS_ABORT_IF_FALSE(mDependentTimes.IsEmpty(),
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"Destroying interval without disassociating dependent instance times. "
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"NotifyDeleting was not called.");
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}
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void
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nsSMILInterval::NotifyChanged(const nsSMILTimeContainer* aContainer)
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{
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for (PRInt32 i = mDependentTimes.Length() - 1; i >= 0; --i) {
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mDependentTimes[i]->HandleChangedInterval(aContainer,
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mBeginObjectChanged,
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mEndObjectChanged);
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}
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mBeginObjectChanged = PR_FALSE;
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mEndObjectChanged = PR_FALSE;
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}
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void
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nsSMILInterval::NotifyDeleting()
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{
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for (PRInt32 i = mDependentTimes.Length() - 1; i >= 0; --i) {
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mDependentTimes[i]->HandleDeletedInterval();
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}
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mDependentTimes.Clear();
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}
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nsSMILInstanceTime*
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nsSMILInterval::Begin()
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{
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NS_ABORT_IF_FALSE(mBegin && mEnd,
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"Requesting Begin() on un-initialized interval.");
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return mBegin;
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}
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nsSMILInstanceTime*
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nsSMILInterval::End()
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{
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NS_ABORT_IF_FALSE(mBegin && mEnd,
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"Requesting End() on un-initialized interval.");
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return mEnd;
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}
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void
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nsSMILInterval::SetBegin(nsSMILInstanceTime& aBegin)
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{
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NS_ABORT_IF_FALSE(aBegin.Time().IsResolved(),
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"Attempting to set unresolved begin time on interval.");
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if (mBegin == &aBegin)
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return;
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mBegin = &aBegin;
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mBeginObjectChanged = PR_TRUE;
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}
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void
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nsSMILInterval::SetEnd(nsSMILInstanceTime& aEnd)
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{
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if (mEnd == &aEnd)
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return;
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mEnd = &aEnd;
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mEndObjectChanged = PR_TRUE;
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}
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void
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nsSMILInterval::AddDependentTime(nsSMILInstanceTime& aTime)
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{
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nsRefPtr<nsSMILInstanceTime>* inserted =
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mDependentTimes.InsertElementSorted(&aTime);
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if (!inserted) {
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NS_WARNING("Insufficient memory to insert instance time.");
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}
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}
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void
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nsSMILInterval::RemoveDependentTime(const nsSMILInstanceTime& aTime)
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{
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#ifdef DEBUG
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PRBool found =
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#endif
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mDependentTimes.RemoveElementSorted(&aTime);
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NS_ABORT_IF_FALSE(found, "Couldn't find instance time to delete.");
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}
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