1// Copyright (C) 2020 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QWAYLANDSCREEN_H
5#define QWAYLANDSCREEN_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <qpa/qplatformscreen.h>
19#include <QtGui/qscreen_platform.h>
20#include <QtWaylandClient/qtwaylandclientglobal.h>
21
22#include <QtWaylandClient/private/qwayland-wayland.h>
23#include <QtWaylandClient/private/qwayland-xdg-output-unstable-v1.h>
24#include <QtCore/private/qglobal_p.h>
25
26QT_BEGIN_NAMESPACE
27
28namespace QtWaylandClient {
29
30class QWaylandDisplay;
31class QWaylandCursor;
32
33class Q_WAYLANDCLIENT_EXPORT QWaylandXdgOutputManagerV1 : public QtWayland::zxdg_output_manager_v1 {
34public:
35 QWaylandXdgOutputManagerV1(QWaylandDisplay *display, uint id, uint version);
36 ~QWaylandXdgOutputManagerV1();
37};
38
39class Q_WAYLANDCLIENT_EXPORT QWaylandScreen : public QPlatformScreen,
40 QtWayland::wl_output,
41 QtWayland::zxdg_output_v1,
42 public QNativeInterface::QWaylandScreen
43{
44public:
45 QWaylandScreen(QWaylandDisplay *waylandDisplay, int version, uint32_t id);
46 ~QWaylandScreen() override;
47
48 void maybeInitialize();
49
50 void initXdgOutput(QWaylandXdgOutputManagerV1 *xdgOutputManager);
51
52 QWaylandDisplay *display() const;
53
54 QString manufacturer() const override;
55 QString model() const override;
56
57 QRect geometry() const override;
58 int depth() const override;
59 QImage::Format format() const override;
60
61 QSizeF physicalSize() const override;
62
63 QDpi logicalDpi() const override;
64 QList<QPlatformScreen *> virtualSiblings() const override;
65
66 Qt::ScreenOrientation orientation() const override;
67 int scale() const;
68 qreal devicePixelRatio() const override;
69 qreal refreshRate() const override;
70
71 QString name() const override { return mOutputName; }
72
73#if QT_CONFIG(cursor)
74 QPlatformCursor *cursor() const override;
75#endif
76
77 SubpixelAntialiasingType subpixelAntialiasingTypeHint() const override;
78
79 uint32_t outputId() const { return m_outputId; }
80 ::wl_output *output() const override
81 {
82 return const_cast<::wl_output *>(QtWayland::wl_output::object());
83 }
84
85 static QWaylandScreen *waylandScreenFromWindow(QWindow *window);
86 static QWaylandScreen *fromWlOutput(::wl_output *output);
87
88 Qt::ScreenOrientation toScreenOrientation(int wlTransform,
89 Qt::ScreenOrientation fallback) const;
90
91protected:
92 enum Event : uint {
93 XdgOutputDoneEvent = 0x1,
94 OutputDoneEvent = 0x2,
95 XdgOutputNameEvent = 0x4,
96 };
97 uint requiredEvents() const;
98
99 void output_mode(uint32_t flags, int width, int height, int refresh) override;
100 void output_geometry(int32_t x, int32_t y,
101 int32_t width, int32_t height,
102 int subpixel,
103 const QString &make,
104 const QString &model,
105 int32_t transform) override;
106 void output_scale(int32_t factor) override;
107 void output_done() override;
108 void updateOutputProperties();
109
110 // XdgOutput
111 void zxdg_output_v1_logical_position(int32_t x, int32_t y) override;
112 void zxdg_output_v1_logical_size(int32_t width, int32_t height) override;
113 void zxdg_output_v1_done() override;
114 void zxdg_output_v1_name(const QString &name) override;
115 void updateXdgOutputProperties();
116
117 int m_outputId;
118 QWaylandDisplay *mWaylandDisplay = nullptr;
119 QString mManufacturer;
120 QString mModel;
121 QRect mGeometry;
122 QRect mXdgGeometry;
123 int mScale = 1;
124 int mDepth = 32;
125 int mRefreshRate = 60000;
126 int mSubpixel = -1;
127 int mTransform = -1;
128 QImage::Format mFormat = QImage::Format_ARGB32_Premultiplied;
129 QSize mPhysicalSize;
130 QString mOutputName;
131 Qt::ScreenOrientation m_orientation = Qt::PrimaryOrientation;
132 uint mProcessedEvents = 0;
133 bool mInitialized = false;
134};
135
136}
137
138QT_END_NAMESPACE
139
140#endif // QWAYLANDSCREEN_H
141

source code of qtwayland/src/client/qwaylandscreen_p.h