{

public:

AudioTask(QString a, QString b, QFileInfo c, QAudioOutput* d, QString e) : Task(a, b, c), audio(d), sampleRate(e)

{

taskType = a;

taskName = b;

taskInfo = c;

taskProgress = 0;

}

~AudioTask()

{

record();

delete audio;

delete file;

delete timeSlider;

}

QAudio::State getState(){ return audio ? audio->state() : QAudio::StoppedState; }

void start(){ if (getState() != QAudio::ActiveState) audio->start(); }

void pause() { if (getState() == QAudio::ActiveState) audio->stop(); }

void stop() { if (getState() != QAudio::StoppedState) audio->blockSignals(true); }

void record()

{

QFile file("task.log");

if (!file.open(QIODevice::ReadWrite | QIODevice::Append)) return;

QTextStream in(&file);

QString str = QString::fromLocal8Bit("任务创建时间: ") + taskTime.toString()

+QString::fromLocal8Bit("\n文件绝对路径: ") + taskInfo.absoluteFilePath()

+ QString::fromLocal8Bit("\n文件大小：") + QString::number(taskInfo.size())

+ QString::fromLocal8Bit("\n信号：") + taskName;

in << str << "\n";

file.close();

}

void setState()

{

if (getState() == QAudio::ActiveState)audio->stop();

else audio->start();

}

public:

QString sampleRate;

qint64 size;

WAVFile *file;

QAudioOutput* audio;

QSlider *timeSlider;