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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "avfcameradebug.h"
+#include "avfcameracontrol.h"
+#include "avfcamerasession.h"
+#include "avfcameraservice.h"
+
+QT_USE_NAMESPACE
+
+AVFCameraControl::AVFCameraControl(AVFCameraService *service, QObject *parent)
+ : QCameraControl(parent)
+ , m_service(service)
+ , m_session(service->session())
+ , m_state(QCamera::UnloadedState)
+ , m_lastStatus(QCamera::UnloadedStatus)
+ , m_captureMode(QCamera::CaptureStillImage)
+{
+ connect(m_session, SIGNAL(stateChanged(QCamera::State)), SLOT(updateStatus()));
+}
+
+AVFCameraControl::~AVFCameraControl()
+{
+}
+
+QCamera::State AVFCameraControl::state() const
+{
+ return m_state;
+}
+
+void AVFCameraControl::setState(QCamera::State state)
+{
+ if (m_state == state)
+ return;
+ m_state = state;
+ m_session->setState(state);
+
+ Q_EMIT stateChanged(m_state);
+ updateStatus();
+}
+
+QCamera::Status AVFCameraControl::status() const
+{
+ static QCamera::Status statusTable[3][3] = {
+ { QCamera::UnloadedStatus, QCamera::UnloadingStatus, QCamera::StoppingStatus }, //Unloaded state
+ { QCamera::LoadingStatus, QCamera::LoadedStatus, QCamera::StoppingStatus }, //Loaded state
+ { QCamera::LoadingStatus, QCamera::StartingStatus, QCamera::ActiveStatus } //ActiveState
+ };
+
+ return statusTable[m_state][m_session->state()];
+}
+
+void AVFCameraControl::updateStatus()
+{
+ QCamera::Status newStatus = status();
+
+ if (m_lastStatus != newStatus) {
+ qDebugCamera() << "Camera status changed: " << m_lastStatus << " -> " << newStatus;
+ m_lastStatus = newStatus;
+ Q_EMIT statusChanged(m_lastStatus);
+ }
+}
+
+QCamera::CaptureModes AVFCameraControl::captureMode() const
+{
+ return m_captureMode;
+}
+
+void AVFCameraControl::setCaptureMode(QCamera::CaptureModes mode)
+{
+ if (m_captureMode == mode)
+ return;
+
+ if (!isCaptureModeSupported(mode)) {
+ Q_EMIT error(QCamera::NotSupportedFeatureError, tr("Requested capture mode is not supported"));
+ return;
+ }
+
+ m_captureMode = mode;
+ Q_EMIT captureModeChanged(mode);
+}
+
+bool AVFCameraControl::isCaptureModeSupported(QCamera::CaptureModes mode) const
+{
+ //all the capture modes are supported, including QCamera::CaptureStillImage | QCamera::CaptureVideo
+ return (mode & (QCamera::CaptureStillImage | QCamera::CaptureVideo)) == mode;
+}
+
+bool AVFCameraControl::canChangeProperty(QCameraControl::PropertyChangeType changeType, QCamera::Status status) const
+{
+ Q_UNUSED(changeType);
+ Q_UNUSED(status);
+
+ return true;
+}
+
+#include "moc_avfcameracontrol.cpp"