From ba5dd0d6c04233fa08aaa1a1813b0c122199c7a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B8rgen=20Lind?= <jorgen.lind@nokia.com>
Date: Wed, 15 Feb 2012 17:08:20 +0100
Subject: Added QPlatformScreenBuffer

And moved the pageflipper into its own file

Done with: Paul

Change-Id: I0af34075ce8673a66025cb761c0fe4ff6c0ab0fe
Reviewed-by: Jason Barron <jason.barron@nokia.com>
---
 src/gui/kernel/qplatformscreenpageflipper_qpa.h | 87 +++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/gui/kernel/qplatformscreenpageflipper_qpa.h

(limited to 'src/gui/kernel/qplatformscreenpageflipper_qpa.h')

diff --git a/src/gui/kernel/qplatformscreenpageflipper_qpa.h b/src/gui/kernel/qplatformscreenpageflipper_qpa.h
new file mode 100644
index 0000000000..850f9d8d2f
--- /dev/null
+++ b/src/gui/kernel/qplatformscreenpageflipper_qpa.h
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPLATFORMSCREENPAGEFLIPPER_QPA_H
+#define QPLATFORMSCREENPAGEFLIPPER_QPA_H
+
+#include <QtCore/QObject>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class Q_GUI_EXPORT QPlatformScreenBuffer {
+public:
+    QPlatformScreenBuffer();
+    virtual ~QPlatformScreenBuffer();
+
+    bool isDestroyed() const;
+    bool isReady() const;
+
+    virtual void aboutToBeDisplayed();
+    virtual void displayed();
+    virtual void release() = 0;
+
+    virtual void *handle() const = 0;
+
+protected:
+    bool m_destroyed;
+    bool m_ready;
+};
+
+class Q_GUI_EXPORT QPlatformScreenPageFlipper : public QObject
+{
+    Q_OBJECT
+public:
+    explicit QPlatformScreenPageFlipper(QObject *parent = 0);
+
+    virtual bool displayBuffer(QPlatformScreenBuffer *) = 0;
+
+signals:
+    void bufferDisplayed(QPlatformScreenBuffer *);
+    void bufferReleased(QPlatformScreenBuffer *);
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QPLATFORMSCREENPAGEFLIPPER_QPA_H
-- 
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