diff options
Diffstat (limited to 'src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h')
-rw-r--r-- | src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h new file mode 100644 index 0000000000..de13a058cf --- /dev/null +++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QEGLFSKMSGBMCURSOR_H +#define QEGLFSKMSGBMCURSOR_H + +#include <qpa/qplatformcursor.h> +#include <QtCore/QList> +#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) Q_DECL_OVERRIDE; +#ifndef QT_NO_CURSOR + void changeCursor(QCursor * windowCursor, QWindow * window) Q_DECL_OVERRIDE; +#endif + QPoint pos() const Q_DECL_OVERRIDE; + void setPos(const QPoint &pos) Q_DECL_OVERRIDE; + + void updateMouseStatus(); + +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 + QList<QPoint> hotSpots; + QImage image; + } m_cursorAtlas; +}; + +QT_END_NAMESPACE + +#endif // QEGLFSKMSGBMCURSOR_H |