diff options
Diffstat (limited to 'src/plugins/qnx/camera/bbcamerazoomcontrol.cpp')
-rw-r--r-- | src/plugins/qnx/camera/bbcamerazoomcontrol.cpp | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/src/plugins/qnx/camera/bbcamerazoomcontrol.cpp b/src/plugins/qnx/camera/bbcamerazoomcontrol.cpp deleted file mode 100644 index 21f328b4f..000000000 --- a/src/plugins/qnx/camera/bbcamerazoomcontrol.cpp +++ /dev/null @@ -1,155 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 Research In Motion -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://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 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "bbcamerazoomcontrol.h" - -#include "bbcamerasession.h" - -#include <QDebug> - -QT_BEGIN_NAMESPACE - -BbCameraZoomControl::BbCameraZoomControl(BbCameraSession *session, QObject *parent) - : QCameraZoomControl(parent) - , m_session(session) - , m_minimumZoomFactor(1.0) - , m_maximumZoomFactor(1.0) - , m_supportsSmoothZoom(false) - , m_requestedZoomFactor(1.0) -{ - connect(m_session, SIGNAL(statusChanged(QCamera::Status)), this, SLOT(statusChanged(QCamera::Status))); -} - -qreal BbCameraZoomControl::maximumOpticalZoom() const -{ - //TODO: optical zoom support not available in BB10 API yet - return 1.0; -} - -qreal BbCameraZoomControl::maximumDigitalZoom() const -{ - return m_maximumZoomFactor; -} - -qreal BbCameraZoomControl::requestedOpticalZoom() const -{ - //TODO: optical zoom support not available in BB10 API yet - return 1.0; -} - -qreal BbCameraZoomControl::requestedDigitalZoom() const -{ - return currentDigitalZoom(); -} - -qreal BbCameraZoomControl::currentOpticalZoom() const -{ - //TODO: optical zoom support not available in BB10 API yet - return 1.0; -} - -qreal BbCameraZoomControl::currentDigitalZoom() const -{ - if (m_session->status() != QCamera::ActiveStatus) - return 1.0; - - unsigned int zoomFactor = 0; - camera_error_t result = CAMERA_EOK; - - if (m_session->captureMode() & QCamera::CaptureStillImage) - result = camera_get_photovf_property(m_session->handle(), CAMERA_IMGPROP_ZOOMFACTOR, &zoomFactor); - else if (m_session->captureMode() & QCamera::CaptureVideo) - result = camera_get_videovf_property(m_session->handle(), CAMERA_IMGPROP_ZOOMFACTOR, &zoomFactor); - - if (result != CAMERA_EOK) - return 1.0; - - return zoomFactor; -} - -void BbCameraZoomControl::zoomTo(qreal optical, qreal digital) -{ - Q_UNUSED(optical); - - if (m_session->status() != QCamera::ActiveStatus) - return; - - const qreal actualZoom = qBound(m_minimumZoomFactor, digital, m_maximumZoomFactor); - - const camera_error_t result = camera_set_zoom(m_session->handle(), actualZoom, false); - - if (result != CAMERA_EOK) { - qWarning() << "Unable to change zoom factor:" << result; - return; - } - - if (m_requestedZoomFactor != digital) { - m_requestedZoomFactor = digital; - emit requestedDigitalZoomChanged(m_requestedZoomFactor); - } - - emit currentDigitalZoomChanged(actualZoom); -} - -void BbCameraZoomControl::statusChanged(QCamera::Status status) -{ - if (status == QCamera::ActiveStatus) { - // retrieve information about zoom limits - unsigned int maximumZoomLimit = 0; - unsigned int minimumZoomLimit = 0; - bool smoothZoom = false; - - const camera_error_t result = camera_get_zoom_limits(m_session->handle(), &maximumZoomLimit, &minimumZoomLimit, &smoothZoom); - if (result == CAMERA_EOK) { - const qreal oldMaximumZoomFactor = m_maximumZoomFactor; - m_maximumZoomFactor = maximumZoomLimit; - - if (oldMaximumZoomFactor != m_maximumZoomFactor) - emit maximumDigitalZoomChanged(m_maximumZoomFactor); - - m_minimumZoomFactor = minimumZoomLimit; - m_supportsSmoothZoom = smoothZoom; - } else { - m_maximumZoomFactor = 1.0; - m_minimumZoomFactor = 1.0; - m_supportsSmoothZoom = false; - } - } -} - -QT_END_NAMESPACE |