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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore/qdebug.h>
#include "dscameracontrol.h"
#include "dscameraservice.h"
#include "dscamerasession.h"
QT_BEGIN_NAMESPACE
DSCameraControl::DSCameraControl(QObject *parent)
: QCameraControl(parent)
, m_state(QCamera::UnloadedState)
, m_captureMode(QCamera::CaptureStillImage)
{
m_session = qobject_cast<DSCameraSession*>(parent);
connect(m_session, SIGNAL(statusChanged(QCamera::Status)),
this, SIGNAL(statusChanged(QCamera::Status)));
}
DSCameraControl::~DSCameraControl()
{
}
void DSCameraControl::setState(QCamera::State state)
{
if (m_state == state)
return;
bool succeeded = false;
switch (state) {
case QCamera::UnloadedState:
succeeded = m_session->unload();
break;
case QCamera::LoadedState:
case QCamera::ActiveState:
if (m_state == QCamera::UnloadedState && !m_session->load())
return;
if (state == QCamera::ActiveState)
succeeded = m_session->startPreview();
else
succeeded = m_session->stopPreview();
break;
}
if (succeeded) {
m_state = state;
emit stateChanged(m_state);
}
}
bool DSCameraControl::isCaptureModeSupported(QCamera::CaptureModes mode) const
{
bool bCaptureSupported = false;
switch (mode) {
case QCamera::CaptureStillImage:
bCaptureSupported = true;
break;
case QCamera::CaptureVideo:
bCaptureSupported = false;
break;
}
return bCaptureSupported;
}
void DSCameraControl::setCaptureMode(QCamera::CaptureModes mode)
{
if (m_captureMode != mode && isCaptureModeSupported(mode)) {
m_captureMode = mode;
emit captureModeChanged(mode);
}
}
QCamera::Status DSCameraControl::status() const
{
return m_session->status();
}
QT_END_NAMESPACE
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