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#ifndef __usrinter_h_
#define __usrinter_h_
#include"object.h"
#include"sizes.h"
#include"direc.h"
#include"systspec.h"
#define WINSTARTX 200
#define WINSTARTY 300
//is the input from mouse or keyboard
typedef enum {Mouse,Keyboard} inp_type;
//here is the graphical id type defined
#ifdef XWIN
#define GID_TYPE Pixmap
#elif defined MSWIN
#define GID_TYPE HBITMAP
#elif defined VTX
#define GID_TYPE char
#endif
class UserInterface : public Object {
static UserInterface* _instance;//pointer to the instance of this class
static inp_type in; //is the input from mouse or keyboard?
static int x,y, //current mouse coordinates
last_x,last_y; //previous mouse coordinates
#ifdef XWIN //for X-Win only
static Display *mydisplay; //pointer to display connection
static Window mywindow; //the window itself
static GC mygc; //the graphic context
static XEvent myevent; //an event
static KeySym mykey; //a key pressed
static XSizeHints myhint; //hints about sizes in X
static XWMHints mywmhint; //hints to the X Window Manager
static int myscreen; //the screen
static unsigned long myforeground, //foreground and
mybackground; //background colour in window
static Font font; //font used
static int check(char *,KeySym); //checks whether certain key is pressed
#elif defined MSWIN //for MS-Win only
static int quit; //shall application quit?
static HANDLE my_hInst; //handle to this instance of the application
static HWND my_hwnd; //handle to the window itself
static HFONT hfont, hfontOld; //current and previous font
static int MapModePrevious; //what's the previous mapping mode.
static HANDLE my_hInstance; //handle to this instance of the application
static HANDLE my_hPrevInstance; //handle to previous instance of application
static LPSTR my_lpCmdLine; //command line give
static int my_nCmdShow; //about showing command?
static BOOL InitApplication(HANDLE); //initializing the application
static BOOL InitInstance(HANDLE, int); //init. of this instance of application
static HDC hdcMemory; //handle to the device context memory
static HBRUSH back; //the brush for the background colour
#endif
protected:
UserInterface(); //constructor
public:
static UserInterface* instance(inp_type = Keyboard);
//returns the pointer to the instance,
//with keyboard as default
~UserInterface(void); //destructor
#ifdef XWIN //for MS-Win only
static Display* getdisplay() //all those are returning corresponding values
{return mydisplay;}
static Window getwindow()
{return mywindow;}
static int getscreen()
{return myscreen;}
static GC getgc()
{return mygc;}
static XEvent getevent()
{return myevent;}
#elif defined MSWIN //for MS-Win only
static HANDLE gethInst(void); //all those are returning corresponding values
static HWND gethwnd(void);
static HDC gethdcmem(void);
static HANDLE gethInstance(void);
static HANDLE gethPrevInstance(void);
static LPSTR getlpCmdLine(void);
static int getnCmdShow(void);
static void sethInst(HANDLE); //all those are setting corresponding values
static void sethwnd(HWND);
static void sethInstance(HANDLE);
static void sethPrevInstance(HANDLE);
static void setlpCmdLine(LPSTR);
static void setnCmdShow(int);
static void start(int,int); //setting current mouse coordinates and telling
//MS-Win to take input from our window
static void do_inp(char); //processes input from keyboard
static void do_inp(char *); //processes input from mouse
static void setquit(void); //set quit true
#endif
static direction stick(void); //returns the inputted direction
static void write(int,int,char*); //write string at x,y
static void write(int,int,long int,int);//write number long int at x,y format z
static int getinput(void); //return whether quit or not
static void waitsync(void); //returns when output complete: synchronized
static void setinp(inp_type); //sets the input type
};
#endif
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