looqs/gui/ipcpreviewworker.cpp

25 行
814 B
C++

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#include <QtConcurrent>
#include "ipcpreviewworker.h"
#include "previewgeneratormapfunctor.h"
IPCPreviewWorker::IPCPreviewWorker()
{
this->connect(&previewWorkerWatcher, &QFutureWatcher<QByteArray>::resultReadyAt, this,
[this](int index) { emit previewGenerated(previewWorkerWatcher.resultAt(index)); });
connect(&previewWorkerWatcher, &QFutureWatcher<QByteArray>::finished, this, [this] { emit finished(); });
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}
void IPCPreviewWorker::start(RenderConfig config, const QVector<RenderTarget> &targets, QLocalSocket *peer)
{
stop();
auto mapFunctor = PreviewGeneratorMapFunctor();
mapFunctor.setRenderConfig(config);
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previewWorkerWatcher.setFuture(QtConcurrent::mapped(targets, mapFunctor));
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}
void IPCPreviewWorker::stop()
{
previewWorkerWatcher.cancel();
previewWorkerWatcher.waitForFinished();
}