1/****************************************************************************
2**
3** Copyright (C) 2017 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt WebGL module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL$
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 General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 or (at your option) any later version
20** approved by the KDE Free Qt Foundation. The licenses are as published by
21** the Free Software Foundation and appearing in the file LICENSE.GPL3
22** included in the packaging of this file. Please review the following
23** information to ensure the GNU General Public License requirements will
24** be met: https://www.gnu.org/licenses/gpl-3.0.html.
25**
26** $QT_END_LICENSE$
27**
28****************************************************************************/
29
30#ifndef QWEBGLINTEGRATION_P_H
31#define QWEBGLINTEGRATION_P_H
32
33#include "qwebglscreen.h"
34#include "qwebglhttpserver.h"
35#include "qwebglplatformservices.h"
36#include "qwebglwebsocketserver.h"
37
38#include <QtCore/qmutex.h>
39#include <QtCore/qwaitcondition.h>
40#include <QtGui/qpa/qplatforminputcontextfactory_p.h>
41
42#if defined(Q_OS_WIN)
43#include <QtFontDatabaseSupport/private/qwindowsfontdatabase_p.h>
44#include <QtEventDispatcherSupport/private/qwindowsguieventdispatcher_p.h>
45#elif defined(Q_OS_MACOS)
46#include <QtFontDatabaseSupport/private/qfontengine_coretext_p.h>
47#include <QtFontDatabaseSupport/private/qcoretextfontdatabase_p.h>
48#include <QtEventDispatcherSupport/private/qgenericunixeventdispatcher_p.h>
49#else
50#include <QtFontDatabaseSupport/private/qgenericunixfontdatabase_p.h>
51#include <QtEventDispatcherSupport/private/qgenericunixeventdispatcher_p.h>
52#endif // Q_OS_WIN
53
54QT_BEGIN_NAMESPACE
55
56class QWebSocket;
57class QWebGLIntegration;
58
59class QWebGLIntegrationPrivate
60{
61 Q_DECLARE_PUBLIC(QWebGLIntegration)
62public:
63 QWebGLIntegration *q_ptr = nullptr;
64
65 struct ClientData
66 {
67 QVector<QWebGLWindow *> platformWindows;
68 QWebSocket *socket;
69 QWebGLScreen *platformScreen = nullptr;
70 };
71
72 mutable QPlatformInputContext *inputContext = nullptr;
73 quint16 httpPort = 0;
74 quint16 wssPort = 0;
75#if defined(Q_OS_WIN)
76 mutable QWindowsFontDatabase fontDatabase;
77#elif defined(Q_OS_MACOS)
78 mutable QCoreTextFontDatabaseEngineFactory<QCoreTextFontEngine> fontDatabase;
79#else
80 mutable QGenericUnixFontDatabase fontDatabase;
81#endif
82 mutable QWebGLPlatformServices services;
83 QWebGLHttpServer *httpServer = nullptr;
84 QWebGLWebSocketServer *webSocketServer = nullptr;
85 QWebGLScreen *screen = nullptr;
86 QThread *webSocketServerThread = nullptr;
87 mutable struct {
88 QList<ClientData> list;
89 QMutex mutex;
90 } clients;
91 mutable QVector<QWindow *> windows;
92
93 QMutex waitMutex;
94 QWaitCondition waitCondition;
95 QVector<int> pendingResponses;
96 QHash<int, QVariant> receivedResponses;
97 QTouchDevice *touchDevice = nullptr;
98
99 ClientData *findClientData(const QWebSocket *socket);
100 ClientData *findClientData(const QPlatformSurface *surface);
101 QWebGLWindow *findWindow(const ClientData &clientData, WId winId);
102
103 void clientConnected(QWebSocket *socket,
104 const int width,
105 const int height,
106 const double physicalWidth,
107 const double physicalHeight);
108 void clientDisconnected(QWebSocket *socket);
109
110 void connectNextClient();
111
112 void sendMessage(QWebSocket *socket,
113 QWebGLWebSocketServer::MessageType type,
114 const QVariantMap &values) const;
115 void onTextMessageReceived(QWebSocket *socket, const QString &message);
116 void handleDefaultContextParameters(const ClientData &clientData, const QJsonObject &object);
117 void handleGlResponse(const QJsonObject &object);
118 void handleCanvasResize(const ClientData &clientData, const QJsonObject &object);
119 void handleMouse(const ClientData &clientData, const QJsonObject &object);
120 void handleWheel(const ClientData &clientData, const QJsonObject &object);
121 void handleTouch(const ClientData &clientData, const QJsonObject &object);
122 void handleKeyboard(const ClientData &clientData,
123 const QString &type,
124 const QJsonObject &object);
125
126 Qt::KeyboardModifiers convertKeyboardModifiers(const QJsonObject &object);
127
128 static QWebGLIntegrationPrivate *instance();
129};
130
131QT_END_NAMESPACE
132
133#endif // QWEBGLINTEGRATION_P_H
134

source code of qtwebglplugin/src/plugins/platforms/webgl/qwebglintegration_p.h