diff options
Diffstat (limited to 'src/plugins/simulator/camera/simulatorcameracontrol.cpp')
-rw-r--r-- | src/plugins/simulator/camera/simulatorcameracontrol.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/plugins/simulator/camera/simulatorcameracontrol.cpp b/src/plugins/simulator/camera/simulatorcameracontrol.cpp new file mode 100644 index 000000000..384215295 --- /dev/null +++ b/src/plugins/simulator/camera/simulatorcameracontrol.cpp @@ -0,0 +1,179 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "simulatorcameracontrol.h" + +#include <QtCore/qfile.h> + +SimulatorCameraControl::SimulatorCameraControl(SimulatorCameraSession *session) + :QCameraControl(session), + m_session(session), + mState(QCamera::UnloadedState), + mStatus(QCamera::UnloadedStatus) +{ +} + +SimulatorCameraControl::~SimulatorCameraControl() +{ +} + +QCamera::CaptureMode SimulatorCameraControl::captureMode() const +{ + return m_session->captureMode(); +} + +void SimulatorCameraControl::setCaptureMode(QCamera::CaptureMode mode) +{ + if (m_session->captureMode() != mode) { + m_session->setCaptureMode(mode); + emit captureModeChanged(mode); + } +} + +void SimulatorCameraControl::setState(QCamera::State state) +{ + if (mState == state) { + return; + } + + // Simulator only supports these status + Q_ASSERT(mStatus == QCamera::UnloadedStatus || mStatus == QCamera::LoadedStatus + || mStatus == QCamera::ActiveStatus); + + switch (state) { + case QCamera::UnloadedState: // To UnloadedState - Release resources + switch (mStatus) { + case QCamera::LoadedStatus: + // Unload + break; + case QCamera::ActiveStatus: + // Stop and Unload + emit stopCamera(); + break; + default: + // Unrecognized internal state (Status) + return; + } + mStatus = QCamera::UnloadedStatus; + emit statusChanged(mStatus); + break; + + case QCamera::LoadedState: // To LoadedState - Reserve resources OR Stop ViewFinder and Cancel Capture + switch (mStatus) { + case QCamera::UnloadedStatus: + // Load + mStatus = QCamera::LoadingStatus; + emit statusChanged(mStatus); + break; + case QCamera::ActiveStatus: + // Stop + emit stopCamera(); + break; + + default: + // Unregocnized internal state (Status) + return; + } + mStatus = QCamera::LoadedStatus; + emit statusChanged(mStatus); + break; + + case QCamera::ActiveState: // To ActiveState - (Reserve Resources and) Start ViewFinder + switch (mStatus) { + case QCamera::UnloadedStatus: + // Load and Start (setting state handles starting) + mStatus = QCamera::LoadingStatus; + emit statusChanged(mStatus); + mStatus = QCamera::LoadedStatus; + emit statusChanged(mStatus); + mStatus = QCamera::StartingStatus; + emit statusChanged(mStatus); + emit startCamera(); + break; + case QCamera::LoadedStatus: + // Start + mStatus = QCamera::StartingStatus; + emit statusChanged(mStatus); + emit startCamera(); + break; + default: + // Unregocnized internal state (Status) + return; + } + mStatus = QCamera::ActiveStatus; + emit statusChanged(mStatus); + break; + + default: + return; + } + + mState = state; + emit stateChanged(mState); +} + +QCamera::State SimulatorCameraControl::state() const +{ + return mState; +} + +bool SimulatorCameraControl::canChangeProperty(PropertyChangeType changeType, QCamera::Status status) const +{ + Q_UNUSED(status); + + switch (changeType) { + case QCameraControl::CaptureMode: + case QCameraControl::Viewfinder: + return true; + default: + return false; + } +} + +bool SimulatorCameraControl::isCaptureModeSupported(QCamera::CaptureMode mode) const +{ + return mode == QCamera::CaptureStillImage; +} + +QCamera::Status SimulatorCameraControl::status() const +{ + return mStatus; +} |