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39
40#ifndef QEGLFSKMSGBMCURSOR_H
41#define QEGLFSKMSGBMCURSOR_H
42
43#include <qpa/qplatformcursor.h>
44#include <QtCore/QVector>
45#include <QtGui/QImage>
46#include <QtGui/private/qinputdevicemanager_p.h>
47
48#include <gbm.h>
49
50QT_BEGIN_NAMESPACE
51
52class QEglFSKmsGbmScreen;
53class QEglFSKmsGbmCursor;
54
55class QEglFSKmsGbmCursorDeviceListener : public QObject
56{
57 Q_OBJECT
58
59public:
60 QEglFSKmsGbmCursorDeviceListener(QEglFSKmsGbmCursor *cursor) : m_cursor(cursor) { }
61 bool hasMouse() const;
62
63public slots:
64 void onDeviceListChanged(QInputDeviceManager::DeviceType type);
65
66private:
67 QEglFSKmsGbmCursor *m_cursor;
68};
69
70class QEglFSKmsGbmCursor : public QPlatformCursor
71{
72 Q_OBJECT
73
74public:
75 QEglFSKmsGbmCursor(QEglFSKmsGbmScreen *screen);
76 ~QEglFSKmsGbmCursor();
77
78 // input methods
79 void pointerEvent(const QMouseEvent & event) override;
80#ifndef QT_NO_CURSOR
81 void changeCursor(QCursor * windowCursor, QWindow * window) override;
82#endif
83 QPoint pos() const override;
84 void setPos(const QPoint &pos) override;
85
86 void updateMouseStatus();
87
88 void reevaluateVisibilityForScreens() { setPos(pos()); }
89
90private:
91 void initCursorAtlas();
92
93 enum CursorState {
94 CursorDisabled,
95 CursorPendingHidden,
96 CursorHidden,
97 CursorPendingVisible,
98 CursorVisible
99 };
100
101 QEglFSKmsGbmScreen *m_screen;
102 QSize m_cursorSize;
103 gbm_bo *m_bo;
104 QPoint m_pos;
105 QPlatformCursorImage m_cursorImage;
106 CursorState m_state;
107 QEglFSKmsGbmCursorDeviceListener *m_deviceListener;
108
109 // cursor atlas information
110 struct CursorAtlas {
111 CursorAtlas() : cursorsPerRow(0), cursorWidth(0), cursorHeight(0) { }
112 int cursorsPerRow;
113 int width, height; // width and height of the atlas
114 int cursorWidth, cursorHeight; // width and height of cursors inside the atlas
115 QVector<QPoint> hotSpots;
116 QImage image;
117 } m_cursorAtlas;
118};
119
120QT_END_NAMESPACE
121
122#endif // QEGLFSKMSGBMCURSOR_H
123

source code of qtbase/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmcursor.h