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oak-editor/app/threading/threadticketwatcher.cpp
T

97 lines
2.1 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2021 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include "threadticketwatcher.h"
namespace olive {
RenderTicketWatcher::RenderTicketWatcher(QObject *parent) :
QObject(parent),
ticket_(nullptr)
{
}
void RenderTicketWatcher::SetTicket(RenderTicketPtr ticket)
{
if (ticket_) {
qCritical() << "Tried to set a ticket on a RenderTicketWatcher twice";
return;
}
if (!ticket) {
qCritical() << "Tried to set a null ticket on a RenderTicketWatcher";
return;
}
ticket_ = ticket;
// Lock ticket so we can query if it's already finished by the time this code runs
QMutexLocker locker(ticket->lock());
connect(ticket_.get(), &RenderTicket::Finished, this, &RenderTicketWatcher::TicketFinished);
if (!ticket_->IsRunning(false) && ticket_->GetFinishCount(false) > 0) {
// Ticket has already finished before, so we emit a signal
locker.unlock();
TicketFinished();
}
}
bool RenderTicketWatcher::IsRunning()
{
if (ticket_) {
return ticket_->IsRunning();
} else {
return false;
}
}
void RenderTicketWatcher::WaitForFinished()
{
if (ticket_) {
ticket_->WaitForFinished();
}
}
QVariant RenderTicketWatcher::Get()
{
if (ticket_) {
return ticket_->Get();
} else {
return QVariant();
}
}
bool RenderTicketWatcher::HasResult()
{
if (ticket_) {
return ticket_->HasResult();
} else {
return false;
}
}
void RenderTicketWatcher::TicketFinished()
{
emit Finished(this);
}
}