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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company 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 QDIRECTFBCONVENIENCE_H
#define QDIRECTFBCONVENIENCE_H
#include <QtGui/qimage.h>
#include <QtCore/QHash>
#include <QtCore/QEvent>
#include <QtGui/QPixmap>
#include <directfb.h>
QT_BEGIN_NAMESPACE
class QDirectFbScreen;
class QPlatformScreen;
class QDirectFbKeyMap: public QHash<DFBInputDeviceKeySymbol, Qt::Key>
{
public:
QDirectFbKeyMap();
};
class QDirectFbConvenience
{
public:
static QImage::Format imageFormatFromSurfaceFormat(const DFBSurfacePixelFormat format, const DFBSurfaceCapabilities caps);
static bool pixelFomatHasAlpha(const DFBSurfacePixelFormat format) { return (1 << 16) & format; }
static int colorDepthForSurface(const DFBSurfacePixelFormat format);
//This is set by the graphicssystem constructor
static IDirectFB *dfbInterface();
static IDirectFBDisplayLayer *dfbDisplayLayer(int display = DLID_PRIMARY);
static IDirectFBSurface *dfbSurfaceForPlatformPixmap(QPixmapData *);
static Qt::MouseButton mouseButton(DFBInputDeviceButtonIdentifier identifier);
static Qt::MouseButtons mouseButtons(DFBInputDeviceButtonMask mask);
static Qt::KeyboardModifiers keyboardModifiers(DFBInputDeviceModifierMask mask);
static QEvent::Type eventType(DFBWindowEventType type);
static QDirectFbKeyMap *keyMap();
private:
static QDirectFbKeyMap *dfbKeymap;
friend class QDirectFbIntegration;
};
template <typename T> struct QDirectFBInterfaceCleanupHandler
{
static void cleanup(T *t)
{
if (!t)
return;
t->Release(t);
}
};
template <typename T>
class QDirectFBPointer : public QScopedPointer<T, QDirectFBInterfaceCleanupHandler<T> >
{
public:
QDirectFBPointer(T *t = 0)
: QScopedPointer<T, QDirectFBInterfaceCleanupHandler<T> >(t)
{}
T** outPtr()
{
this->reset(0);
return &this->d;
}
};
// Helper conversions from internal to DFB types
QDirectFbScreen *toDfbScreen(QWidget *window);
IDirectFBDisplayLayer *toDfbLayer(QPlatformScreen *screen);
#define QDFB_STRINGIFY(x) #x
#define QDFB_TOSTRING(x) QDFB_STRINGIFY(x)
#define QDFB_PRETTY \
(__FILE__ ":" QDFB_TOSTRING(__LINE__))
QT_END_NAMESPACE
#endif // QDIRECTFBCONVENIENCE_H
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