AVFCameraFocusControl - focus control for iOS / OS X

Camera focus control for AVFoundation plugin (iOS/OS X).

Change-Id: I0a79e7057ecbb66413debb8eac0f48ff679fc7ba
Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>

1 files changed, 81 insertions, 0 deletions

diff --git a/src/plugins/avfoundation/camera/avfcamerafocuscontrol.h b/src/plugins/avfoundation/camera/avfcamerafocuscontrol.h
new file mode 100644
index 000000000..4eca029fe
--- /dev/null
+++ b/src/plugins/avfoundation/camera/avfcamerafocuscontrol.h
@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 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 AVFCAMERAFOCUSCONTROL_H
+#define AVFCAMERAFOCUSCONTROL_H
+
+#include <QtCore/qscopedpointer.h>
+#include <QtCore/qglobal.h>
+
+#include <qcamerafocuscontrol.h>
+
+@class AVCaptureDevice;
+
+QT_BEGIN_NAMESPACE
+
+class AVFCameraService;
+class AVFCameraSession;
+
+class AVFCameraFocusControl : public QCameraFocusControl
+{
+    Q_OBJECT
+public:
+    explicit AVFCameraFocusControl(AVFCameraService *service);
+
+    QCameraFocus::FocusModes focusMode() const Q_DECL_OVERRIDE;
+    void setFocusMode(QCameraFocus::FocusModes mode) Q_DECL_OVERRIDE;
+    bool isFocusModeSupported(QCameraFocus::FocusModes mode) const Q_DECL_OVERRIDE;
+
+    QCameraFocus::FocusPointMode focusPointMode() const Q_DECL_OVERRIDE;
+    void setFocusPointMode(QCameraFocus::FocusPointMode mode) Q_DECL_OVERRIDE;
+    bool isFocusPointModeSupported(QCameraFocus::FocusPointMode mode) const Q_DECL_OVERRIDE;
+    QPointF customFocusPoint() const Q_DECL_OVERRIDE;
+    void setCustomFocusPoint(const QPointF &point) Q_DECL_OVERRIDE;
+
+    QCameraFocusZoneList focusZones() const Q_DECL_OVERRIDE;
+
+private Q_SLOTS:
+    void cameraStateChanged();
+
+private:
+
+    AVFCameraSession *m_session;
+    QCameraFocus::FocusModes m_focusMode;
+    QCameraFocus::FocusPointMode m_focusPointMode;
+    QPointF m_customFocusPoint;
+    QPointF m_actualFocusPoint;
+};
+
+QT_END_NAMESPACE
+
+#endif // AVFCAMERAFOCUSCONTROL_H