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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MOCKCAMERAEXPOSURECONTROL_H
#define MOCKCAMERAEXPOSURECONTROL_H
#include "qcameraexposurecontrol.h"
class MockCameraExposureControl : public QCameraExposureControl
{
Q_OBJECT
public:
MockCameraExposureControl(QObject *parent = 0):
QCameraExposureControl(parent),
m_aperture(2.8),
m_shutterSpeed(0.01),
m_isoSensitivity(100),
m_meteringMode(QCameraExposure::MeteringMatrix),
m_exposureCompensation(0),
m_exposureMode(QCameraExposure::ExposureAuto),
m_flashMode(QCameraExposure::FlashAuto),
m_spot(0.5, 0.5)
{
m_isoRanges << 100 << 200 << 400 << 800;
m_apertureRanges << 2.8 << 4.0 << 5.6 << 8.0 << 11.0 << 16.0;
m_shutterRanges << 0.001 << 0.01 << 0.1 << 1.0;
m_exposureRanges << -2.0 << 2.0;
QList<QCameraExposure::ExposureMode> exposureModes;
exposureModes << QCameraExposure::ExposureAuto << QCameraExposure::ExposureManual << QCameraExposure::ExposureBacklight
<< QCameraExposure::ExposureNight << QCameraExposure::ExposureSpotlight << QCameraExposure::ExposureSports
<< QCameraExposure::ExposureSnow << QCameraExposure:: ExposureLargeAperture << QCameraExposure::ExposureSmallAperture
<< QCameraExposure::ExposurePortrait << QCameraExposure::ExposureModeVendor << QCameraExposure::ExposureBeach;
foreach (QCameraExposure::ExposureMode mode, exposureModes)
m_exposureModes << QVariant::fromValue<QCameraExposure::ExposureMode>(mode);
m_meteringModes << QVariant::fromValue<QCameraExposure::MeteringMode>(QCameraExposure::MeteringMatrix)
<< QVariant::fromValue<QCameraExposure::MeteringMode>(QCameraExposure::MeteringSpot);
}
~MockCameraExposureControl() {}
bool isParameterSupported(ExposureParameter parameter) const
{
switch (parameter) {
case QCameraExposureControl::ExposureMode:
case QCameraExposureControl::MeteringMode:
case QCameraExposureControl::ExposureCompensation:
case QCameraExposureControl::ISO:
case QCameraExposureControl::Aperture:
case QCameraExposureControl::ShutterSpeed:
case QCameraExposureControl::SpotMeteringPoint:
return true;
default:
return false;
}
}
QVariant requestedValue(ExposureParameter param) const
{
return m_requestedParameters.value(param);
}
QVariant actualValue(ExposureParameter param) const
{
switch (param) {
case QCameraExposureControl::ExposureMode:
return QVariant::fromValue<QCameraExposure::ExposureMode>(m_exposureMode);
case QCameraExposureControl::MeteringMode:
return QVariant::fromValue<QCameraExposure::MeteringMode>(m_meteringMode);
case QCameraExposureControl::ExposureCompensation:
return QVariant(m_exposureCompensation);
case QCameraExposureControl::ISO:
return QVariant(m_isoSensitivity);
case QCameraExposureControl::Aperture:
return QVariant(m_aperture);
case QCameraExposureControl::ShutterSpeed:
return QVariant(m_shutterSpeed);
case QCameraExposureControl::SpotMeteringPoint:
return QVariant(m_spot);
default:
return QVariant();
}
}
QVariantList supportedParameterRange(ExposureParameter parameter, bool *continuous) const
{
*continuous = false;
QVariantList res;
switch (parameter) {
case QCameraExposureControl::ExposureCompensation:
*continuous = true;
return m_exposureRanges;
case QCameraExposureControl::ISO:
return m_isoRanges;
case QCameraExposureControl::Aperture:
*continuous = true;
return m_apertureRanges;
case QCameraExposureControl::ShutterSpeed:
*continuous = true;
return m_shutterRanges;
case QCameraExposureControl::ExposureMode:
return m_exposureModes;
case QCameraExposureControl::MeteringMode:
return m_meteringModes;
default:
break;
}
return res;
}
// Added valueChanged and parameterRangeChanged signal
bool setValue(ExposureParameter param, const QVariant& value)
{
if (!isParameterSupported(param))
return false;
if (m_requestedParameters.value(param) != value) {
m_requestedParameters.insert(param, value);
emit requestedValueChanged(param);
}
switch (param) {
case QCameraExposureControl::ExposureMode:
{
QCameraExposure::ExposureMode mode = value.value<QCameraExposure::ExposureMode>();
if (mode != m_exposureMode && m_exposureModes.contains(value)) {
m_exposureMode = mode;
emit actualValueChanged(param);
}
}
break;
case QCameraExposureControl::MeteringMode:
{
QCameraExposure::MeteringMode mode = value.value<QCameraExposure::MeteringMode>();
if (mode != m_meteringMode && m_meteringModes.contains(value)) {
m_meteringMode = mode;
emit actualValueChanged(param);
}
}
break;
case QCameraExposureControl::ExposureCompensation:
{
m_res.clear();
m_res << -4.0 << 4.0;
qreal exposureCompensationlocal = qBound<qreal>(-2.0, value.toReal(), 2.0);
if (actualValue(param).toReal() != exposureCompensationlocal) {
m_exposureCompensation = exposureCompensationlocal;
emit actualValueChanged(param);
}
if (m_exposureRanges.last().toReal() != m_res.last().toReal()) {
m_exposureRanges.clear();
m_exposureRanges = m_res;
emit parameterRangeChanged(param);
}
}
break;
case QCameraExposureControl::ISO:
{
m_res.clear();
m_res << 20 << 50;
qreal exposureCompensationlocal = 100*qRound(qBound(100, value.toInt(), 800)/100.0);
if (actualValue(param).toReal() != exposureCompensationlocal) {
m_isoSensitivity = exposureCompensationlocal;
emit actualValueChanged(param);
}
if (m_isoRanges.last().toInt() != m_res.last().toInt()) {
m_isoRanges.clear();
m_isoRanges = m_res;
emit parameterRangeChanged(param);
}
}
break;
case QCameraExposureControl::Aperture:
{
m_res.clear();
m_res << 12.0 << 18.0 << 20.0;
qreal exposureCompensationlocal = qBound<qreal>(2.8, value.toReal(), 16.0);
if (actualValue(param).toReal() != exposureCompensationlocal) {
m_aperture = exposureCompensationlocal;
emit actualValueChanged(param);
}
if (m_apertureRanges.last().toReal() != m_res.last().toReal()) {
m_apertureRanges.clear();
m_apertureRanges = m_res;
emit parameterRangeChanged(param);
}
}
break;
case QCameraExposureControl::ShutterSpeed:
{
m_res.clear();
m_res << 0.12 << 1.0 << 2.0;
qreal exposureCompensationlocal = qBound<qreal>(0.001, value.toReal(), 1.0);
if (actualValue(param).toReal() != exposureCompensationlocal) {
m_shutterSpeed = exposureCompensationlocal;
emit actualValueChanged(param);
}
if (m_shutterRanges.last().toReal() != m_res.last().toReal()) {
m_shutterRanges.clear();
m_shutterRanges = m_res;
emit parameterRangeChanged(param);
}
}
break;
case QCameraExposureControl::SpotMeteringPoint:
{
static QRectF valid(0, 0, 1, 1);
if (valid.contains(value.toPointF())) {
m_spot = value.toPointF();
emit actualValueChanged(param);
return true;
}
return false;
}
default:
return false;
}
return true;
}
private:
qreal m_aperture;
qreal m_shutterSpeed;
int m_isoSensitivity;
QCameraExposure::MeteringMode m_meteringMode;
qreal m_exposureCompensation;
QCameraExposure::ExposureMode m_exposureMode;
QCameraExposure::FlashModes m_flashMode;
QVariantList m_isoRanges,m_apertureRanges, m_shutterRanges, m_exposureRanges, m_res, m_exposureModes, m_meteringModes;
QPointF m_spot;
QMap<QCameraExposureControl::ExposureParameter, QVariant> m_requestedParameters;
};
#endif // MOCKCAMERAEXPOSURECONTROL_H
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