| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QVNCCLIENT_H |
| #define QVNCCLIENT_H |
| |
| #include <QObject> |
| |
| #include "qvnc_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QTcpSocket; |
| class QVncServer; |
| |
| class QVncClient : public QObject |
| { |
| Q_OBJECT |
| public: |
| enum ClientMsg { |
| SetPixelFormat = 0, |
| FixColourMapEntries = 1, |
| SetEncodings = 2, |
| FramebufferUpdateRequest = 3, |
| KeyEvent = 4, |
| PointerEvent = 5, |
| ClientCutText = 6 |
| }; |
| |
| explicit QVncClient(QTcpSocket *clientSocket, QVncServer *server); |
| ~QVncClient(); |
| QTcpSocket *clientSocket() const; |
| QVncServer *server() const { return m_server; } |
| |
| void setDirty(const QRegion ®ion); |
| void setDirtyCursor() { m_dirtyCursor = true; scheduleUpdate(); } |
| QRegion dirtyRegion() const { return m_dirtyRegion; } |
| inline bool isConnected() const { return m_state == Connected; } |
| |
| inline int clientBytesPerPixel() const { |
| return m_pixelFormat.bitsPerPixel / 8; |
| } |
| |
| void convertPixels(char *dst, const char *src, int count) const; |
| inline bool doPixelConversion() const { return m_needConversion; } |
| |
| signals: |
| |
| private slots: |
| void readClient(); |
| void discardClient(); |
| void checkUpdate(); |
| void scheduleUpdate(); |
| |
| protected: |
| bool event(QEvent *event) override; |
| |
| private: |
| enum ClientState { |
| Disconnected, |
| Protocol, |
| Authentication, |
| Init, |
| Connected |
| }; |
| enum ProtocolVersion { |
| V3_3, |
| V3_7, |
| V3_8 |
| }; |
| |
| void setPixelFormat(); |
| void setEncodings(); |
| void frameBufferUpdateRequest(); |
| void pointerEvent(); |
| void keyEvent(); |
| void clientCutText(); |
| bool pixelConversionNeeded() const; |
| |
| QVncServer *m_server; |
| QTcpSocket *m_clientSocket; |
| QRfbEncoder *m_encoder; |
| |
| // Client State |
| ClientState m_state; |
| quint8 m_msgType; |
| bool m_handleMsg; |
| QRfbPixelFormat m_pixelFormat; |
| bool m_sameEndian; |
| bool m_needConversion; |
| int m_encodingsPending; |
| int m_cutTextPending; |
| uint m_supportCopyRect : 1; |
| uint m_supportRRE : 1; |
| uint m_supportCoRRE : 1; |
| uint m_supportHextile : 1; |
| uint m_supportZRLE : 1; |
| uint m_supportCursor : 1; |
| uint m_supportDesktopSize : 1; |
| bool m_wantUpdate; |
| Qt::KeyboardModifiers m_keymod; |
| bool m_dirtyCursor; |
| bool m_updatePending; |
| #if Q_BYTE_ORDER == Q_BIG_ENDIAN |
| bool m_swapBytes; |
| #endif |
| QRegion m_dirtyRegion; |
| ProtocolVersion m_protocolVersion; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QVNCCLIENT_H |