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+/**
+ * Copyright (c) 2011 Nokia Corporation. All rights reserved.
+ *
+ * Nokia and Nokia Connecting People are registered trademarks of Nokia
+ * Corporation. Oracle and Java are registered trademarks of Oracle and/or its
+ * affiliates. Other product and company names mentioned herein may be
+ * trademarks or trade names of their respective owners.
+ *
+ *
+ * Subject to the conditions below, you may, without charge:
+ *
+ *  *  Use, copy, modify and/or merge copies of this software and associated
+ *     documentation files (the "Software")
+ *
+ *  *  Publish, distribute, sub-licence and/or sell new software derived from
+ *     or incorporating the Software.
+ *
+ *
+ *
+ * This file, unmodified, shall be included with all copies or substantial
+ * portions of the Software that are distributed in source code form.
+ *
+ * The Software cannot constitute the primary value of any new software derived
+ * from or incorporating the Software.
+ *
+ * Any person dealing with the Software shall not misrepresent the source of
+ * the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef QCAMERAEXAMPLE_H
+#define QCAMERAEXAMPLE_H
+
+#include <QtGui>
+
+// Multimedia API in QtMobility API
+// Unlike the other APIs in Qt Mobility,
+// the Multimedia API is not in the QtMobility namespace "QTM_USE_NAMESPACE"
+#include <QCamera>
+#include <QCameraImageCapture>
+
+// QtMobility API
+#include <QSystemScreenSaver>
+QTM_USE_NAMESPACE
+
+
+#include <QAbstractVideoSurface>
+#include <QVideoRendererControl>
+#include <QVideoSurfaceFormat>
+
+/*****************************************************************************
+* MyVideoSurface
+*/
+class VideoIF
+{
+public:
+    virtual void updateVideo() = 0;
+};
+class MyVideoSurface: public QAbstractVideoSurface
+{
+Q_OBJECT
+
+public:
+    MyVideoSurface(QWidget* widget, VideoIF* target, QObject * parent = 0);
+    ~MyVideoSurface();
+
+    bool start(const QVideoSurfaceFormat &format);
+
+    bool present(const QVideoFrame &frame);
+
+    QList<QVideoFrame::PixelFormat> supportedPixelFormats(
+                QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
+
+    void paint(QPainter*);
+
+private:
+    QWidget* m_targetWidget;
+    VideoIF* m_target;
+    QVideoFrame m_frame;
+    QImage::Format m_imageFormat;
+    QVideoSurfaceFormat m_videoFormat;
+};
+
+
+
+/*****************************************************************************
+* CameraExample
+*/
+class Message;
+class ContactsDialog;
+class Button;
+class BusinessCardHandling;
+class CameraExample: public QMainWindow, public VideoIF
+{
+Q_OBJECT
+
+public:
+    CameraExample(QWidget *parent = 0);
+    ~CameraExample();
+
+    void paintEvent(QPaintEvent*);
+    void mousePressEvent(QMouseEvent *);
+
+    void updateVideo();
+
+
+public slots:
+    void enableCamera();
+    void lockStatusChanged(QCamera::LockStatus status, QCamera::LockChangeReason reason);
+    void searchAndLock();
+    void captureImage();
+    void imageCaptured(int id, const QImage &preview);
+    void error(QCamera::Error);
+
+    void openContactsDlg();
+    void contactSelected(QString phoneNumber);
+
+    void messageStateChanged(int error);
+    void messageReceived(QString phoneNumber, QString filename, QPixmap pixmap);
+
+    void sendMMS();
+
+private:
+    QWidget*                m_videoWidget;
+    QCamera*                m_camera;
+    QCameraImageCapture*    m_stillImageCapture;
+
+    QStackedWidget*         m_stackedWidget;
+    Button*                 m_exit;
+    Button*                 m_cameraBtn;
+    Button*                 m_mms;
+    QImage                  m_capturedImage;
+    QString                 m_imageName;
+    QString                 m_focusMessage;
+    bool                    m_focusing;
+    QString                 m_phoneNumber;
+
+    Message*                m_message;
+    QPointer<ContactsDialog> m_contactsDialog;
+    BusinessCardHandling*   m_businessCardHandling;
+    bool                    pictureCaptured;
+    bool                    showViewFinder;
+    MyVideoSurface*         m_myVideoSurface;
+    QSystemScreenSaver*     m_systemScreenSaver;
+};
+
+#endif // QCAMERA_H