void AutoBarcodeScanner::toggleFlash() {
qDebug() << "camera has state: " << m_camera->state();
if (isJollaCameraRunning()) {
return;
}
m_flashState = !m_flashState;
writeFlashMode(m_flashState);
emit flashStateChanged(m_flashState);
}
void AutoBarcodeScanner::startCamera() {
qDebug() << "camera has state: " << m_camera->state();
if (isJollaCameraRunning()) {
return;
}
if (m_camera->state() != QCamera::ActiveState) {
if (m_camera->availability() != QMultimedia::Available) {
qDebug() << "camera is not available";
emit error(AutoBarcodeScanner::CameraUnavailable);
return;
}
qDebug() << "starting camera ...";
m_camera->start();
}
else {
qDebug() << "camera has been started already";
}
}
void AutoBarcodeScanner::startScanning(int timeout) {
if (m_flagScanRunning) {
qDebug() << "abort: scan is running";
return;
}
if (isJollaCameraRunning()) {
return;
}
if (m_camera->availability() != QMultimedia::Available) {
qDebug() << "camera is not available";
emit error(AutoBarcodeScanner::CameraUnavailable);
return;
}
m_flagScanRunning = true;
m_flagScanAbort = false;
m_timeoutTimer->start(timeout);
QtConcurrent::run(this, &AutoBarcodeScanner::processDecode);
}
void BarcodeScanner::startCamera() {
qDebug() << "camera has state: " << camera->state();
if (isJollaCameraRunning()) {
qDebug() << "jolla camera is running";
emit error(BarcodeScanner::JollaCameraRunning);
return;
}
if (camera->state() != QCamera::ActiveState) {
if (camera->availability() != QMultimedia::Available) {
qDebug() << "camera is not available";
emit error(BarcodeScanner::CameraUnavailable);
return;
}
qDebug() << "starting camera ...";
camera->start();
}
else {
qDebug() << "camera is already started";
}
}
void BarcodeScanner::startScanning() {
if (flagScanRunning) {
qDebug() << "abort: scan is running";
return;
}
if (isJollaCameraRunning()) {
qDebug() << "jolla camera is running";
emit error(BarcodeScanner::JollaCameraRunning);
return;
}
if (camera->availability() != QMultimedia::Available) {
qDebug() << "camera is not available";
emit error(BarcodeScanner::CameraUnavailable);
return;
}
flagScanRunning = true;
// 1. lock camera settings
qDebug() << "searching and locking ...";
camera->searchAndLock();
}
