qfbcursor.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2015 The Qt Company Ltd.-
4** Contact: http://www.qt.io/licensing/-
5**-
6** This file is part of the plugins of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL21$-
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 http://www.qt.io/terms-conditions. For further-
15** information use the contact form at http://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 2.1 or version 3 as published by the Free-
20** Software Foundation and appearing in the file LICENSE.LGPLv21 and-
21** LICENSE.LGPLv3 included in the packaging of this file. Please review the-
22** following information to ensure the GNU Lesser General Public License-
23** requirements will be met: https://www.gnu.org/licenses/lgpl.html and-
24** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.-
25**-
26** As a special exception, The Qt Company gives you certain additional-
27** rights. These rights are described in The Qt Company LGPL Exception-
28** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.-
29**-
30** $QT_END_LICENSE$-
31**-
32****************************************************************************/-
33-
34#include "qfbcursor_p.h"-
35#include "qfbscreen_p.h"-
36#include <QtGui/QPainter>-
37#include <QtGui/private/qguiapplication_p.h>-
38-
39QT_BEGIN_NAMESPACE-
40-
41bool QFbCursorDeviceListener::hasMouse() const-
42{-
43 return QGuiApplicationPrivate::inputDeviceManager()->deviceCount(QInputDeviceManager::DeviceTypePointer) > 0;
never executed: return QGuiApplicationPrivate::inputDeviceManager()->deviceCount(QInputDeviceManager::DeviceTypePointer) > 0;
0
44}-
45-
46void QFbCursorDeviceListener::onDeviceListChanged(QInputDeviceManager::DeviceType type)-
47{-
48 if (type == QInputDeviceManager::DeviceTypePointer)
type == QInput...iceTypePointerDescription
TRUEnever evaluated
FALSEnever evaluated
0
49 m_cursor->updateMouseStatus();
never executed: m_cursor->updateMouseStatus();
0
50}
never executed: end of block
0
51-
52QFbCursor::QFbCursor(QFbScreen *screen)-
53 : mVisible(true),-
54 mScreen(screen),-
55 mDirty(false),-
56 mOnScreen(false),-
57 mGraphic(0),-
58 mDeviceListener(0)-
59{-
60 QByteArray hideCursorVal = qgetenv("QT_QPA_FB_HIDECURSOR");-
61 if (!hideCursorVal.isEmpty())
!hideCursorVal.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
62 mVisible = hideCursorVal.toInt() == 0;
never executed: mVisible = hideCursorVal.toInt() == 0;
0
63 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
64 return;
never executed: return;
0
65-
66 mGraphic = new QPlatformCursorImage(0, 0, 0, 0, 0, 0);-
67 setCursor(Qt::ArrowCursor);-
68-
69 mDeviceListener = new QFbCursorDeviceListener(this);-
70 connect(QGuiApplicationPrivate::inputDeviceManager(), &QInputDeviceManager::deviceListChanged,-
71 mDeviceListener, &QFbCursorDeviceListener::onDeviceListChanged);-
72 updateMouseStatus();-
73}
never executed: end of block
0
74-
75QFbCursor::~QFbCursor()-
76{-
77 delete mDeviceListener;-
78}
never executed: end of block
0
79-
80QRect QFbCursor::getCurrentRect()-
81{-
82 QRect rect = mGraphic->image()->rect().translated(-mGraphic->hotspot().x(),-
83 -mGraphic->hotspot().y());-
84 rect.translate(m_pos);-
85 QPoint mScreenOffset = mScreen->geometry().topLeft();-
86 rect.translate(-mScreenOffset); // global to local translation-
87 return rect;
never executed: return rect;
0
88}-
89-
90QPoint QFbCursor::pos() const-
91{-
92 return m_pos;
never executed: return m_pos;
0
93}-
94-
95void QFbCursor::setPos(const QPoint &pos)-
96{-
97 QGuiApplicationPrivate::inputDeviceManager()->setCursorPos(pos);-
98 m_pos = pos;-
99 mCurrentRect = getCurrentRect();-
100 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreen->geometry().topLeft())))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...().topLeft()))Description
TRUEnever evaluated
FALSEnever evaluated
0
101 setDirty();
never executed: setDirty();
0
102}
never executed: end of block
0
103-
104void QFbCursor::pointerEvent(const QMouseEvent &e)-
105{-
106 if (e.type() != QEvent::MouseMove)
e.type() != QEvent::MouseMoveDescription
TRUEnever evaluated
FALSEnever evaluated
0
107 return;
never executed: return;
0
108 m_pos = e.screenPos().toPoint();-
109 mCurrentRect = getCurrentRect();-
110 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreen->geometry().topLeft())))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...().topLeft()))Description
TRUEnever evaluated
FALSEnever evaluated
0
111 setDirty();
never executed: setDirty();
0
112}
never executed: end of block
0
113-
114QRect QFbCursor::drawCursor(QPainter & painter)-
115{-
116 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
117 return QRect();
never executed: return QRect();
0
118-
119 mDirty = false;-
120 if (mCurrentRect.isNull())
mCurrentRect.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
121 return QRect();
never executed: return QRect();
0
122-
123 // We need this because the cursor might be mDirty due to moving off mScreen-
124 QPoint mScreenOffset = mScreen->geometry().topLeft();-
125 // global to local translation-
126 if (!mCurrentRect.translated(mScreenOffset).intersects(mScreen->geometry()))
!mCurrentRect....n->geometry())Description
TRUEnever evaluated
FALSEnever evaluated
0
127 return QRect();
never executed: return QRect();
0
128-
129 mPrevRect = mCurrentRect;-
130 painter.drawImage(mPrevRect, *mGraphic->image());-
131 mOnScreen = true;-
132 return mPrevRect;
never executed: return mPrevRect;
0
133}-
134-
135QRect QFbCursor::dirtyRect()-
136{-
137 if (mOnScreen) {
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
0
138 mOnScreen = false;-
139 return mPrevRect;
never executed: return mPrevRect;
0
140 }-
141 return QRect();
never executed: return QRect();
0
142}-
143-
144void QFbCursor::setCursor(Qt::CursorShape shape)-
145{-
146 mGraphic->set(shape);-
147}
never executed: end of block
0
148-
149void QFbCursor::setCursor(const QImage &image, int hotx, int hoty)-
150{-
151 mGraphic->set(image, hotx, hoty);-
152}
never executed: end of block
0
153-
154void QFbCursor::setCursor(const uchar *data, const uchar *mask, int width, int height, int hotX, int hotY)-
155{-
156 mGraphic->set(data, mask, width, height, hotX, hotY);-
157}
never executed: end of block
0
158-
159#ifndef QT_NO_CURSOR-
160void QFbCursor::changeCursor(QCursor * widgetCursor, QWindow *window)-
161{-
162 Q_UNUSED(window);-
163 const Qt::CursorShape shape = widgetCursor ? widgetCursor->shape() : Qt::ArrowCursor;
widgetCursorDescription
TRUEnever evaluated
FALSEnever evaluated
0
164-
165 if (shape == Qt::BitmapCursor) {
shape == Qt::BitmapCursorDescription
TRUEnever evaluated
FALSEnever evaluated
0
166 // application supplied cursor-
167 QPoint spot = widgetCursor->hotSpot();-
168 setCursor(widgetCursor->pixmap().toImage(), spot.x(), spot.y());-
169 } else {
never executed: end of block
0
170 // system cursor-
171 setCursor(shape);-
172 }
never executed: end of block
0
173 mCurrentRect = getCurrentRect();-
174 QPoint mScreenOffset = mScreen->geometry().topLeft(); // global to local translation-
175 if (mOnScreen || mScreen->geometry().intersects(mCurrentRect.translated(mScreenOffset)))
mOnScreenDescription
TRUEnever evaluated
FALSEnever evaluated
mScreen->geome...ScreenOffset))Description
TRUEnever evaluated
FALSEnever evaluated
0
176 setDirty();
never executed: setDirty();
0
177}
never executed: end of block
0
178#endif-
179-
180void QFbCursor::setDirty()-
181{-
182 if (!mVisible)
!mVisibleDescription
TRUEnever evaluated
FALSEnever evaluated
0
183 return;
never executed: return;
0
184-
185 if (!mDirty) {
!mDirtyDescription
TRUEnever evaluated
FALSEnever evaluated
0
186 mDirty = true;-
187 mScreen->scheduleUpdate();-
188 }
never executed: end of block
0
189}
never executed: end of block
0
190-
191void QFbCursor::updateMouseStatus()-
192{-
193 mVisible = mDeviceListener->hasMouse();-
194 mScreen->setDirty(mVisible ? getCurrentRect() : lastPainted());-
195}
never executed: end of block
0
196-
197QT_END_NAMESPACE-
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