1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/****************************************************************************
**
** Copyright (C) 2013 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
//#include <QDebug>
#include "qkmscursor.h"
#include "qkmsscreen.h"
#include "qkmsdevice.h"
QT_BEGIN_NAMESPACE
QKmsCursor::QKmsCursor(QKmsScreen *screen)
: m_screen(screen),
m_graphicsBufferManager(screen->device()->gbmDevice()),
m_cursorBufferObject(gbm_bo_create(m_graphicsBufferManager, 64, 64, GBM_FORMAT_ARGB8888,
GBM_BO_USE_CURSOR_64X64|GBM_BO_USE_WRITE)),
m_cursorImage(new QPlatformCursorImage(0, 0, 0, 0, 0, 0)),
m_moved(false)
{
}
QKmsCursor::~QKmsCursor()
{
drmModeSetCursor(m_screen->device()->fd(), m_screen->crtcId(), 0, 0, 0);
gbm_bo_destroy(m_cursorBufferObject);
}
void QKmsCursor::pointerEvent(const QMouseEvent &event)
{
m_moved = true;
int status = drmModeMoveCursor(m_screen->device()->fd(),
m_screen->crtcId(),
event.globalX(),
event.globalY());
if (status) {
qWarning("failed to move cursor: %d", status);
}
}
void QKmsCursor::changeCursor(QCursor *windowCursor, QWindow *window)
{
Q_UNUSED(window)
if (!m_moved)
drmModeMoveCursor(m_screen->device()->fd(), m_screen->crtcId(), 0, 0);
const Qt::CursorShape newShape = windowCursor ? windowCursor->shape() : Qt::ArrowCursor;
if (newShape != Qt::BitmapCursor) {
m_cursorImage->set(newShape);
} else {
m_cursorImage->set(windowCursor->pixmap().toImage(),
windowCursor->hotSpot().x(),
windowCursor->hotSpot().y());
}
if ((m_cursorImage->image()->width() > 64) || (m_cursorImage->image()->width() > 64))
qWarning("Warning: cursor larger than 64x64; only 64x64 pixels will be shown.");
QImage cursorImage = m_cursorImage->image()->
convertToFormat(QImage::Format_ARGB32).copy(0, 0, 64, 64);
gbm_bo_write(m_cursorBufferObject, cursorImage.constBits(), cursorImage.byteCount());
quint32 handle = gbm_bo_get_handle(m_cursorBufferObject).u32;
int status = drmModeSetCursor(m_screen->device()->fd(),
m_screen->crtcId(), handle, 64, 64);
if (status) {
qWarning("failed to set cursor: %d", status);
}
}
QT_END_NAMESPACE
|