qfbcursor.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the plugins of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qfbcursor_p.h"-
41#include "qfbscreen_p.h"-
42#include <QtGui/QPainter>-
43#include <QtGui/private/qguiapplication_p.h>-
44-
45QT_BEGIN_NAMESPACE-
46-
47bool QFbCursorDeviceListener::hasMouse() const-
48{-
49 return QGuiApplicationPrivate::inputDeviceManager()->deviceCount(QInputDeviceManager::DeviceTypePointer) > 0;
never executed: return QGuiApplicationPrivate::inputDeviceManager()->deviceCount(QInputDeviceManager::DeviceTypePointer) > 0;
0
50}-
51-
52void QFbCursorDeviceListener::onDeviceListChanged(QInputDeviceManager::DeviceType type)-
53{-
54 if (type == QInputDeviceManager::DeviceTypePointer)
type == QInput...iceTypePointerDescription
TRUEnever evaluated
FALSEnever evaluated
0
55 m_cursor->updateMouseStatus();
never executed: m_cursor->updateMouseStatus();
0
56}
never executed: end of block
0
57-
58QFbCursor::QFbCursor(QFbScreen *screen)-
59 : mVisible(true),-
60 mScreen(screen),-
61 mDirty(false),-
62 mOnScreen(false),-
63 mGraphic(0),-
64 mDeviceListener(0)-
65{-
66 QByteArray hideCursorVal = qgetenv("QT_QPA_FB_HIDECURSOR");-
67 if (!hideCursorVal.isEmpty())
!hideCursorVal.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
68 mVisible = hideCursorVal.toInt() == 0;
never executed: mVisible = hideCursorVal.toInt() == 0;
0
69 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
70 return;
never executed: return;
0
71-
72 mGraphic = new QPlatformCursorImage(0, 0, 0, 0, 0, 0);-
73 setCursor(Qt::ArrowCursor);-
74-
75 mDeviceListener = new QFbCursorDeviceListener(this);-
76 connect(QGuiApplicationPrivate::inputDeviceManager(), &QInputDeviceManager::deviceListChanged,-
77 mDeviceListener, &QFbCursorDeviceListener::onDeviceListChanged);-
78 updateMouseStatus();-
79}
never executed: end of block
0
80-
81QFbCursor::~QFbCursor()-
82{-
83 delete mDeviceListener;-
84}
never executed: end of block
0
85-
86QRect QFbCursor::getCurrentRect()-
87{-
88 QRect rect = mGraphic->image()->rect().translated(-mGraphic->hotspot().x(),-
89 -mGraphic->hotspot().y());-
90 rect.translate(m_pos);-
91 QPoint mScreenOffset = mScreen->geometry().topLeft();-
92 rect.translate(-mScreenOffset); // global to local translation-
93 return rect;
never executed: return rect;
0
94}-
95-
96QPoint QFbCursor::pos() const-
97{-
98 return m_pos;
never executed: return m_pos;
0
99}-
100-
101void QFbCursor::setPos(const QPoint &pos)-
102{-
103 QGuiApplicationPrivate::inputDeviceManager()->setCursorPos(pos);-
104 m_pos = pos;-
105 mCurrentRect = getCurrentRect();-
106 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreen->geometry().topLeft())))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...().topLeft()))Description
TRUEnever evaluated
FALSEnever evaluated
0
107 setDirty();
never executed: setDirty();
0
108}
never executed: end of block
0
109-
110void QFbCursor::pointerEvent(const QMouseEvent &e)-
111{-
112 if (e.type() != QEvent::MouseMove)
e.type() != QEvent::MouseMoveDescription
TRUEnever evaluated
FALSEnever evaluated
0
113 return;
never executed: return;
0
114 m_pos = e.screenPos().toPoint();-
115 mCurrentRect = getCurrentRect();-
116 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreen->geometry().topLeft())))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...().topLeft()))Description
TRUEnever evaluated
FALSEnever evaluated
0
117 setDirty();
never executed: setDirty();
0
118}
never executed: end of block
0
119-
120QRect QFbCursor::drawCursor(QPainter & painter)-
121{-
122 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
123 return QRect();
never executed: return QRect();
0
124-
125 mDirty = false;-
126 if (mCurrentRect.isNull())
mCurrentRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
127 return QRect();
never executed: return QRect();
0
128-
129 // We need this because the cursor might be mDirty due to moving off mScreen-
130 QPoint mScreenOffset = mScreen->geometry().topLeft();-
131 // global to local translation-
132 if (!mCurrentRect.translated(mScreenOffset).intersects(mScreen->geometry()))
!mCurrentRect....n->geometry())Description
TRUEnever evaluated
FALSEnever evaluated
0
133 return QRect();
never executed: return QRect();
0
134-
135 mPrevRect = mCurrentRect;-
136 painter.drawImage(mPrevRect, *mGraphic->image());-
137 mOnScreen = true;-
138 return mPrevRect;
never executed: return mPrevRect;
0
139}-
140-
141QRect QFbCursor::dirtyRect()-
142{-
143 if (mOnScreen) {
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
0
144 mOnScreen = false;-
145 return mPrevRect;
never executed: return mPrevRect;
0
146 }-
147 return QRect();
never executed: return QRect();
0
148}-
149-
150void QFbCursor::setCursor(Qt::CursorShape shape)-
151{-
152 mGraphic->set(shape);-
153}
never executed: end of block
0
154-
155void QFbCursor::setCursor(const QImage &image, int hotx, int hoty)-
156{-
157 mGraphic->set(image, hotx, hoty);-
158}
never executed: end of block
0
159-
160void QFbCursor::setCursor(const uchar *data, const uchar *mask, int width, int height, int hotX, int hotY)-
161{-
162 mGraphic->set(data, mask, width, height, hotX, hotY);-
163}
never executed: end of block
0
164-
165#ifndef QT_NO_CURSOR-
166void QFbCursor::changeCursor(QCursor * widgetCursor, QWindow *window)-
167{-
168 Q_UNUSED(window);-
169 const Qt::CursorShape shape = widgetCursor ? widgetCursor->shape() : Qt::ArrowCursor;
widgetCursorDescription
TRUEnever evaluated
FALSEnever evaluated
0
170-
171 if (shape == Qt::BitmapCursor) {
shape == Qt::BitmapCursorDescription
TRUEnever evaluated
FALSEnever evaluated
0
172 // application supplied cursor-
173 QPoint spot = widgetCursor->hotSpot();-
174 setCursor(widgetCursor->pixmap().toImage(), spot.x(), spot.y());-
175 } else {
never executed: end of block
0
176 // system cursor-
177 setCursor(shape);-
178 }
never executed: end of block
0
179 mCurrentRect = getCurrentRect();-
180 QPoint mScreenOffset = mScreen->geometry().topLeft(); // global to local translation-
181 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreenOffset)))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...ScreenOffset))Description
TRUEnever evaluated
FALSEnever evaluated
0
182 setDirty();
never executed: setDirty();
0
183}
never executed: end of block
0
184#endif-
185-
186void QFbCursor::setDirty()-
187{-
188 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
189 return;
never executed: return;
0
190-
191 if (!mDirty) {
!mDirtyDescription
TRUEnever evaluated
FALSEnever evaluated
0
192 mDirty = true;-
193 mScreen->scheduleUpdate();-
194 }
never executed: end of block
0
195}
never executed: end of block
0
196-
197void QFbCursor::updateMouseStatus()-
198{-
199 mVisible = mDeviceListener->hasMouse();-
200 mScreen->setDirty(mVisible ? getCurrentRect() : lastPainted());-
201}
never executed: end of block
0
202-
203QT_END_NAMESPACE-
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