/******************************************************** * Some code. Copyright (C) 2003 by Pascal Massimino.   * * All Rights Reserved.      (http://skal.planet-d.net) * * For Educational/Academic use ONLY. See 'LICENSE.TXT'.* ********************************************************//* * skl_drv_x11.h * * X11 video drivers ********************************************************/#ifndef SKL_NO_VIDEO#ifdef SKL_USE_X11#ifndef _SKL_DRV_X11_H_#define _SKL_DRV_X11_H_//////////////////////////////////////////////////////////#include <unistd.h>#include <X11/Xlib.h>#include <X11/Xutil.h>#include <X11/keysym.h>#include <sys/ipc.h>#include <sys/shm.h>#if defined(SKL_USE_SHM)#include <X11/extensions/XShm.h>#include "skl_syst/skl_destroy.h"extern "C" {int XShmQueryExtension(Display*);int XShmGetEventBase(Display*);}#endif  /* SKL_USE_SHM */class SKL_EVENT;class SKL_X11_WIN;class SKL_X11_VIDEO_I;//////////////////////////////////////////////////////////// SKL_X11_WIN (contains minimal infos)//////////////////////////////////////////////////////////class SKL_X11_WIN : public SKL_WINDOW{  protected:    SKL_X11_VIDEO_I *_Drv;    int              _Depth;    Visual          *_Visual;    virtual void Real_Unlock(int Xo, int Yo, int W, int H) {}  public:    SKL_X11_WIN(SKL_X11_VIDEO_I *Drv);    virtual ~SKL_X11_WIN();    void Init(XVisualInfo *Info);    int Init(SKL_FORMAT Dsp_Format);    int Get_Depth() const         { return _Depth; }    Visual *Get_Visual() const    { return _Visual; }    SKL_X11_VIDEO_I *Drv() const  { SKL_ASSERT(_Drv!=0); return _Drv; }    inline int Get_Screen() const;    inline Display *Get_XDisplay() const;    virtual void Unlock() { Real_Unlock(0, 0, Width(), Height()); }    virtual void Print_Infos() const;};//////////////////////////////////////////////////////////// SKL_X11_RAW_WIN: visible base class for X11-mapped windows//////////////////////////////////////////////////////////class SKL_X11_RAW_WIN : public SKL_X11_WIN{  protected:    GC              _GC;    XImage         *_XImg;    Window          _Win;    unsigned long  *_Pixels;    Colormap        _XCMap;    Colormap        _Root_CMap;    int             _Cells;    void Cleanup();    Cursor _Void_Cursor;    int Hide_Cursor();    virtual int Create_XImage();    virtual int Create_XWindow();    int Create_XCMap();    void Set_Resize_Mode(int Resize);    virtual void Hide();    virtual void Show();    virtual void Real_Unlock(int Xo, int Yo, int W, int H);    void Translate_X11_Event(XEvent *Event, SKL_EVENT &New);  public:    SKL_X11_RAW_WIN(const SKL_X11_WIN *w, int W=0, int H=0);    virtual ~SKL_X11_RAW_WIN();    virtual void Store_CMap();    virtual int Create_Window(int Show=1);    virtual void Set_Position(int Xo, int Yo);    virtual void Get_Event(SKL_EVENT &Event);    virtual void Set_Name(SKL_CST_STRING Name);};//////////////////////////////////////////////////////////// SKL_X11_SHM_WIN//////////////////////////////////////////////////////////#if defined(SKL_USE_SHM)class SKL_X11_SHM_WIN : public SKL_X11_RAW_WIN{  private:    XShmSegmentInfo _Shm_Info;    int             _Completion_Type;  protected:    virtual int Create_XImage();    void Clear_Shm();    virtual void Real_Unlock(int Xo, int Yo, int W, int H);  public:    SKL_X11_SHM_WIN(const SKL_X11_WIN *w, int W=0, int H=0);    virtual ~SKL_X11_SHM_WIN();};#endif  /* SKL_USE_SHM *///////////////////////////////////////////////////////////// SKL_DGA_INFO//////////////////////////////////////////////////////////#if defined(SKL_USE_DGA)struct SKL_DGA_INFO{  int _Maj, _Min;  int _Flags;  int _First_Bank, _Bank_Nb, _Cur_Bank, _Line_Width;  int _Left_Over;  int _Bank_Size, _Mem_Size;  int _Error_Base;  int _Completion_Type;  int _View_W, _View_H;  SKL_ANY _Base_Ptr;  int Init(Display *XDsp, int screen);  void Get_Viewport_Size(Display *XDsp, int screen);  void Print_Infos() const;};#endif  /* SKL_USE_DGA *///////////////////////////////////////////////////////////// SKL_X11_VIDEO_I//////////////////////////////////////////////////////////class SKL_X11_VIDEO_I : public SKL_VIDEO_I{  private:    int             _Screen;    Display        *_XDisplay;    SKL_CST_STRING  _Display_Name;    int             _Use_Shm, _Use_DGA;    int             _Has_Shm, _Has_DGA;    int             _VSync;    int Init_Display(SKL_CST_STRING Display_Name);#if defined(SKL_USE_DGA)    SKL_DGA_INFO _DGA_Infos;#endif    void Cleanup();    int Scan_Modes(SKL_FORMAT fmt=0x0);  protected:    virtual SKL_WINDOW *Set_Fullscreen_Mode(const SKL_BTM *FMode,                                            int Show=1);    virtual void Shutdown_Fullscreen();    virtual SKL_WINDOW *Open_Window(int W, int H, SKL_FORMAT Fmt,                                    int With_Backbuffer=0,                                    int Show=1);    virtual int Set_Param(PARAM opt, SKL_CST_STRING SValue, int IValue);    virtual int Get_Param(PARAM opt, SKL_CST_STRING *, int *) const;    virtual int Needs_Conversion(const SKL_WINDOW *Win,                                 SKL_FORMAT Fmt) const;  public:    SKL_X11_VIDEO_I(SKL_MEM_I* Mem, SKL_CST_STRING Name=0, SKL_CST_STRING Dsp_Name=0);    virtual ~SKL_X11_VIDEO_I();    virtual int Ping();    Display *Get_XDisplay() const { return _XDisplay; }    int Get_Screen() const        { return _Screen; }    SKL_FORMAT Get_Visual_Format(XVisualInfo *Info) const;#if defined(SKL_USE_DGA)    const SKL_DGA_INFO *Get_DGA_Infos() const { return &_DGA_Infos; }#endif    int VSync_Is_On() const  { return _VSync; }};//////////////////////////////////////////////////////////// inlined methodsinline int SKL_X11_WIN::Get_Screen() const        { return Drv()->Get_Screen(); }inline Display *SKL_X11_WIN::Get_XDisplay() const { return Drv()->Get_XDisplay(); }//////////////////////////////////////////////////////////#endif  /* _SKL_DRV_X11_H_ */#endif  /* SKL_USE_X11 */#endif  /* SKL_NO_VIDEO */