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Diffstat (limited to 'nxcompshad/src/Core.h')
| -rw-r--r-- | nxcompshad/src/Core.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/nxcompshad/src/Core.h b/nxcompshad/src/Core.h new file mode 100644 index 000000000..91f3f1e22 --- /dev/null +++ b/nxcompshad/src/Core.h @@ -0,0 +1,212 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ +/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */ +/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */ +/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */ +/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/ +/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */ +/* */ +/* NXCOMPSHAD, NX protocol compression and NX extensions to this software */ +/* are copyright of the aforementioned persons and companies. */ +/* */ +/* Redistribution and use of the present software is allowed according */ +/* to terms specified in the file LICENSE which comes in the source */ +/* distribution. */ +/* */ +/* All rights reserved. */ +/* */ +/* NOTE: This software has received contributions from various other */ +/* contributors, only the core maintainers and supporters are listed as */ +/* copyright holders. Please contact us, if you feel you should be listed */ +/* as copyright holder, as well. */ +/* */ +/**************************************************************************/ + +#ifndef CorePoller_H +#define CorePoller_H + +#include <stdio.h> + +#include "Logger.h" +#include "Regions.h" +#include "Input.h" + +typedef enum{ + LINE_HAS_CHANGED, + LINE_NOT_CHECKED, + LINE_NOT_CHANGED +} LineStatus; + +typedef enum{ + HIGHEST_PRIORITY = 0, + PRIORITY = 30, + NOT_PRIORITY = 90 +} LinePriority; + +class CorePoller +{ + public: + + CorePoller(Input*, Display*); + + virtual ~CorePoller(); + + virtual int init(); + + unsigned int width() const; + + unsigned int height() const; + + unsigned char depth() const; + + int isChanged(int (*)(void*), void *, int *); + + char *getFrameBuffer() const; + + void destroyFrameBuffer(); + + void createFrameBuffer(); + + Region lastUpdatedRegion(); + + Region getLastUpdatedRegion(); + + void handleInput(); + + void handleEvent(Display *, XEvent *); + + void handleWebKeyEvent(KeySym keysym, Bool isKeyPress); + + Display *getShadowDisplay(); + + void setShadowDisplay(Display *shadowDisplay); + + protected: + + unsigned int bpp_; + + unsigned int bpl_; + + unsigned int width_; + + unsigned int height_; + + int depth_; + + char *buffer_; + + unsigned long redMask_; + unsigned long greenMask_; + unsigned long blueMask_; + unsigned long colorMask_[3]; + + char mirror_; + + char mirrorChanges_; + + virtual int updateShadowFrameBuffer(void) = 0; + + virtual char *getRect(XRectangle r) = 0; + + int imageByteOrder_; + + #ifdef __CYGWIN32__ + virtual char checkDesktop(void) = 0; + #endif + + Display *shadowDisplay_; + + void update(char *src, XRectangle r); + + Region lastUpdatedRegion_; + + private: + + virtual void handleKeyboardEvent(Display *, XEvent *) = 0; + + virtual void handleWebKeyboardEvent(KeySym keysym, Bool isKeyPress) = 0; + + virtual void handleMouseEvent(Display *, XEvent *) = 0; + + Input *input_; + + static const int maxSliceHeight_; + static const int minSliceHeight_; + + LineStatus *lineStatus_; + int *linePriority_; + + static const char interlace_[]; + + int *lefts_; + int *rights_; + + // FIXME: Make them friend. + + int differ(char *src, XRectangle r); +}; + +inline unsigned int CorePoller::width() const +{ + return width_; +} + +inline unsigned int CorePoller::height() const +{ + return height_; +} + +inline unsigned char CorePoller::depth() const +{ + return depth_; +} + +inline char *CorePoller::getFrameBuffer() const +{ + return buffer_; +} + +inline void CorePoller::destroyFrameBuffer() +{ + if (buffer_ != NULL) + { + delete[] buffer_; + buffer_ = NULL; + } +} + +inline Region CorePoller::lastUpdatedRegion() +{ + Region region = lastUpdatedRegion_; + + lastUpdatedRegion_ = XCreateRegion(); + + if (lastUpdatedRegion_ == NULL) + { + logError("CorePoller::lastUpdatedRegion", ESET(ENOMEM)); + + lastUpdatedRegion_ = region; + + return NULL; + } + + return region; +} + +inline Region CorePoller::getLastUpdatedRegion() +{ + return lastUpdatedRegion_; +} + +inline Display *CorePoller::getShadowDisplay() +{ + return shadowDisplay_ ; +} + +inline void CorePoller::setShadowDisplay(Display *shadowDisplay) +{ + shadowDisplay_ = shadowDisplay; +} + +#endif /* CorePoller_H */ |