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+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the plugins 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 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 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, 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.
+**
+** 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QOFFSCREENCOMMON_H
+#define QOFFSCREENCOMMON_H
+
+#include <qpa/qplatformbackingstore.h>
+#include <qpa/qplatformdrag.h>
+#include <qpa/qplatformintegration.h>
+#include <qpa/qplatformscreen.h>
+#include <qpa/qplatformwindow.h>
+
+#include <qscopedpointer.h>
+#include <qimage.h>
+#include <qhash.h>
+
+QT_BEGIN_NAMESPACE
+
+class QOffscreenScreen : public QPlatformScreen
+{
+public:
+ QOffscreenScreen();
+
+ QRect geometry() const { return m_geometry; }
+ int depth() const { return 32; }
+ QImage::Format format() const { return QImage::Format_RGB32; }
+ QPlatformCursor *cursor() const { return m_cursor.data(); }
+
+ QPixmap grabWindow(WId window, int x, int y, int width, int height) const;
+
+ static QPlatformWindow *windowContainingCursor;
+
+public:
+ QRect m_geometry;
+ QScopedPointer<QPlatformCursor> m_cursor;
+};
+
+class QOffscreenDrag : public QPlatformDrag
+{
+public:
+ QMimeData *platformDropData() { return 0; }
+ Qt::DropAction drag(QDrag *) { return Qt::IgnoreAction; }
+};
+
+class QOffscreenBackingStore : public QPlatformBackingStore
+{
+public:
+ QOffscreenBackingStore(QWindow *window);
+ ~QOffscreenBackingStore();
+
+ QPaintDevice *paintDevice();
+ void flush(QWindow *window, const QRegion &region, const QPoint &offset);
+ void resize(const QSize &size, const QRegion &staticContents);
+ bool scroll(const QRegion &area, int dx, int dy);
+
+ QPixmap grabWindow(WId window, const QRect &rect) const;
+
+ static QOffscreenBackingStore *backingStoreForWinId(WId id);
+
+private:
+ void clearHash();
+
+ QImage m_image;
+ QHash<WId, QRect> m_windowAreaHash;
+
+ static QHash<WId, QOffscreenBackingStore *> m_backingStoreForWinIdHash;
+};
+
+QT_END_NAMESPACE
+
+#endif