void
OscillatorNode::Start(double aWhen, ErrorResult& aRv)
{
if (!WebAudioUtils::IsTimeValid(aWhen)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (mStartCalled) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
mStartCalled = true;
AudioNodeStream* ns = static_cast<AudioNodeStream*>(mStream.get());
if (!ns) {
// Nothing to play, or we're already dead for some reason
return;
}
// TODO: Perhaps we need to do more here.
ns->SetStreamTimeParameter(OscillatorNodeEngine::START,
Context(), aWhen);
MarkActive();
}
void
AudioBufferSourceNode::Stop(double aWhen, ErrorResult& aRv)
{
if (!WebAudioUtils::IsTimeValid(aWhen)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (!mStartCalled) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
AudioNodeStream* ns = static_cast<AudioNodeStream*>(mStream.get());
if (!ns || !Context()) {
// We've already stopped and had our stream shut down
return;
}
ns->SetStreamTimeParameter(STOP, Context(), std::max(0.0, aWhen));
}
void
AudioBufferSourceNode::Stop(double aWhen, ErrorResult& aRv)
{
if (!mStartCalled) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
if (!mBuffer) {
// We don't have a buffer, so the stream is never marked as finished.
// Therefore we need to drop our playing ref right now.
mPlayingRef.Drop(this);
}
AudioNodeStream* ns = static_cast<AudioNodeStream*>(mStream.get());
if (!ns || !Context()) {
// We've already stopped and had our stream shut down
return;
}
ns->SetStreamTimeParameter(STOP, Context()->DestinationStream(),
std::max(0.0, aWhen));
}
void
OscillatorNode::Stop(double aWhen, ErrorResult& aRv)
{
if (!WebAudioUtils::IsTimeValid(aWhen)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (!mStartCalled) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
AudioNodeStream* ns = static_cast<AudioNodeStream*>(mStream.get());
if (!ns || !Context()) {
// We've already stopped and had our stream shut down
return;
}
// TODO: Perhaps we need to do more here.
ns->SetStreamTimeParameter(OscillatorNodeEngine::STOP,
Context(), std::max(0.0, aWhen));
}
void
AudioBufferSourceNode::Stop(double aWhen, ErrorResult& aRv)
{
if (!WebAudioUtils::IsTimeValid(aWhen)) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return;
}
if (!mStartCalled) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
WEB_AUDIO_API_LOG("%f: %s %u Stop(%f)", Context()->CurrentTime(),
NodeType(), Id(), aWhen);
AudioNodeStream* ns = mStream;
if (!ns || !Context()) {
// We've already stopped and had our stream shut down
return;
}
ns->SetStreamTimeParameter(STOP, Context(), std::max(0.0, aWhen));
}
