diff options
Diffstat (limited to 'src/plugins/platforms/offscreen/qoffscreencommon.h')
-rw-r--r-- | src/plugins/platforms/offscreen/qoffscreencommon.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/plugins/platforms/offscreen/qoffscreencommon.h b/src/plugins/platforms/offscreen/qoffscreencommon.h new file mode 100644 index 0000000000..a5df7d05d3 --- /dev/null +++ b/src/plugins/platforms/offscreen/qoffscreencommon.h @@ -0,0 +1,109 @@ +/**************************************************************************** +** +** 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 ®ion, 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 |