camerauis/cameraxui/cxengine/inc/cxesnapshotcontrolprivate.h
branchRCL_3
changeset 23 61bc0f252b2b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraxui/cxengine/inc/cxesnapshotcontrolprivate.h	Tue Aug 31 15:03:46 2010 +0300
@@ -0,0 +1,58 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#ifndef CXESNAPSHOTCONTROLPRIVATE_H
+#define CXESNAPSHOTCONTROLPRIVATE_H
+
+
+#include <QObject>
+#include "cxeerror.h"
+#include "cxestatemachine.h"
+
+class CxeSnapshotControl;
+class CxeCameraDevice;
+
+
+/*!
+* Snapshot control private implementation.
+*/
+class CxeSnapshotControlPrivate : public CxeStateMachine
+{
+private:
+    CxeSnapshotControlPrivate(CxeSnapshotControl *parent, CxeCameraDevice &device);
+    virtual ~CxeSnapshotControlPrivate();
+
+protected: // from CxeStateMachine
+    void handleStateChanged(int newStateId, CxeError::Id error);
+
+private:
+    CxeSnapshotControl::State state() const;
+    void initializeStates();
+    QSize calculateSnapshotSize(const QSize &displaySize, Cxe::AspectRatio aspectRatio) const;
+    void start(const QSize &size);
+    void stop();
+    void handleCameraEvent(int id, int error);
+    QImage snapshot();
+
+private:
+    CxeSnapshotControl *q;
+    CxeCameraDevice &mDevice;
+
+    friend class CxeSnapshotControl;
+};
+
+#endif // CXESNAPSHOTCONTROLPRIVATE_H