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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
****************************************************************************/
#ifndef QEGLFSKMSGBMCURSOR_H
#define QEGLFSKMSGBMCURSOR_H
#include <qpa/qplatformcursor.h>
#include <QtCore/QVector>
#include <QtGui/QImage>
#include <QtGui/private/qinputdevicemanager_p.h>
#include <gbm.h>
QT_BEGIN_NAMESPACE
class QEglFSKmsGbmScreen;
class QEglFSKmsGbmCursor;
class QEglFSKmsGbmCursorDeviceListener : public QObject
{
Q_OBJECT
public:
QEglFSKmsGbmCursorDeviceListener(QEglFSKmsGbmCursor *cursor) : m_cursor(cursor) { }
bool hasMouse() const;
public slots:
void onDeviceListChanged(QInputDeviceManager::DeviceType type);
private:
QEglFSKmsGbmCursor *m_cursor;
};
class QEglFSKmsGbmCursor : public QPlatformCursor
{
Q_OBJECT
public:
QEglFSKmsGbmCursor(QEglFSKmsGbmScreen *screen);
~QEglFSKmsGbmCursor();
// input methods
void pointerEvent(const QMouseEvent & event) override;
#ifndef QT_NO_CURSOR
void changeCursor(QCursor * windowCursor, QWindow * window) override;
#endif
QPoint pos() const override;
void setPos(const QPoint &pos) override;
void updateMouseStatus();
void reevaluateVisibilityForScreens() { setPos(pos()); }
private:
void initCursorAtlas();
enum CursorState {
CursorDisabled,
CursorPendingHidden,
CursorHidden,
CursorPendingVisible,
CursorVisible
};
QEglFSKmsGbmScreen *m_screen;
QSize m_cursorSize;
gbm_bo *m_bo;
QPoint m_pos;
QPlatformCursorImage m_cursorImage;
CursorState m_state;
QEglFSKmsGbmCursorDeviceListener *m_deviceListener;
// cursor atlas information
struct CursorAtlas {
CursorAtlas() : cursorsPerRow(0), cursorWidth(0), cursorHeight(0) { }
int cursorsPerRow;
int width, height; // width and height of the atlas
int cursorWidth, cursorHeight; // width and height of cursors inside the atlas
QVector<QPoint> hotSpots;
QImage image;
} m_cursorAtlas;
};
QT_END_NAMESPACE
#endif // QEGLFSKMSGBMCURSOR_H
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