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#ifndef __XTONX_H

#define __XTONX_H

/*

 * Copyright (c) 2001 by Greg Haerr <greg@centurysoftware.com>

 *

 * XtoNX.h - X to Nano-X macro conversion header file

 *

 * Yes, this is a vain attempt at making things easier when

 * porting Xlib programs to Nano-X!

 */

#ifdef __cplusplus

extern "C" {

#endif

#define MWINCLUDECOLORS

#include "nano-X.h"

typedef GR_WINDOW_ID            Window;

typedef GR_WINDOW_ID            Pixmap;

typedef GR_GC_ID                GC;

typedef GR_FONT_ID              Font;

typedef GR_CURSOR_ID            Cursor;

typedef GR_REGION_ID            Region;

typedef unsigned long           Time;           /* change to GR_TIME*/

typedef GR_EVENT                XEvent;

typedef GR_FONT_INFO            XFontStruct;

typedef GR_POINT                XPoint;

typedef GR_RECT                 XRectangle;

/* static display structed initialized by XOpenDisplay()*/

typedef struct {

        GR_COORD display_width;

        GR_COORD display_height;

        int     display_bpp;

} Display;

/* kluge structs*/

#define XCharStruct             char

#define DisplayWidth(d,s)       (_display.display_width)

#define DisplayHeight(d,s)      (_display.display_height)

#define DefaultDepth(d,s)       (_display.display_bpp)

#define DefaultScreen(d)        0

#define RootWindow(d,s)         GR_ROOT_WINDOW_ID

#define BlackPixel(d,s)         BLACK

#define WhitePixel(d,s)         WHITE

#define False                   0

#define True                    1

#define None                    0

#define RectangleOut            MWRECT_OUT

#define RectangleIn             MWRECT_ALLIN

#define RectanglePart           MWRECT_PARTIN

/* events*/

#define EnterWindowMask         GR_EVENT_MASK_MOUSE_ENTER

#define LeaveWindowMask         GR_EVENT_MASK_MOUSE_EXIT

#define ButtonPressMask         GR_EVENT_MASK_BUTTON_DOWN

#define ButtonReleaseMask       GR_EVENT_MASK_BUTTON_UP

#define KeyPressMask            GR_EVENT_MASK_KEY_DOWN

#define KeyReleaseMask          GR_EVENT_MASK_KEY_UP

#define ExposureMask            GR_EVENT_MASK_EXPOSURE

#define SubstructureNotifyMask  GR_EVENT_MASK_CHLD_UPDATE

#define EnterNotify             GR_EVENT_TYPE_MOUSE_ENTER

#define LeaveNotify             GR_EVENT_TYPE_MOUSE_EXIT

#define ButtonPress             GR_EVENT_TYPE_BUTTON_DOWN

#define ButtonRelease           GR_EVENT_TYPE_BUTTON_UP

#define KeyPress                GR_EVENT_TYPE_KEY_DOWN

#define KeyRelease              GR_EVENT_TYPE_KEY_UP

#define Expose                  GR_EVENT_TYPE_EXPOSURE

#define ConfigureNotify         GR_EVENT_TYPE_CHLD_UPDATE

#define XCloseDisplay(d)                        GrClose()

#define XNextEvent(d,ep)                        GrGetNextEvent(ep)

#define XSelectInput(d,w,m)                     GrSelectEvents(w,m)

#define XFlush(d)                               GrFlush()

#define XSync(d,f)                              GrFlush()

/* graphics functions*/

#define XCreateSimpleWindow(d,p,x,y,w,h,bw,bordc,backc) \

                        GrNewWindow(p,x,y,w,h,bw,backc,bordc)

#define XCreateWindow(d,p,x,y,w,h,bw,depth,cl,vis,vm,attr) \

                        GrNewWindow(p,x,y,w,h,bw,WHITE,BLACK)

#define XCreatePixmapFromBitmapData(d,w,bm,W,H,f,b,depth) \

                        GrNewPixmapFromData(W,H,f,b,(void *)bm, \

                                GR_BMDATA_BYTEREVERSE|GR_BMDATA_BYTESWAP)

#define XCreateBitmapFromData(d,w,bm,W,H) \

                        GrNewPixmapFromData(W,H,WHITE,BLACK,(void *)bm, \

                                GR_BMDATA_BYTEREVERSE|GR_BMDATA_BYTESWAP)

#define XDestroyWindow(d,w)                     GrDestroyWindow(w)

#define XReparentWindow(d,w,p,x,y)              GrReparentWindow(w,p,x,y)

#define XMapWindow(d,w)                         GrMapWindow(w)

#define XUnmapWindow(d,w)                       GrUnmapWindow(w)

#define XClearWindow(d,w)                       GrClearArea(w,0,0,0,0,GR_FALSE)

#define XClearArea(d,w,X,Y,W,H,e)               GrClearArea(w,X,Y,W,H,e)

#define XRaiseWindow(d,w)                       GrRaiseWindow(w)

#define XLowerWindow(d,w)                       GrLowerWindow(w)

#define XMoveWindow(d,w,x,y)                    GrMoveWindow(w,x,y)

#define XResizeWindow(d,w,W,H)                  GrResizeWindow(w,W,H)

#define XCreateGC(d,a,b,c)                      GrNewGC()

#define XSetFunction(d,g,f)                     GrSetGCMode(g,f)

#define GXxor           GR_MODE_XOR

#define XSetForeground(d,g,c)                   GrSetGCForeground(g,c)

#define XSetWindowBackgroundPixmap(d,w,p) \

                        GrSetBackgroundPixmap(w,p,GR_BACKGROUND_TILE)

#define XSetWindowBackground(d,w,c)             GrSetWindowBackgroundColor(w,c)

#define XSetWindowBorderWidth(d,w,bw)           GrSetWindowBorderSize(w,bw)

#define XSetWindowBorder(d,w,c)                 GrSetWindowBorderColor(w,c)

#define XStoreName(d,w,n)                       GrSetWindowTitle(w,n)

#define XSetIconName(d,w,n)     /* nyi*/

#define XDrawLines(d,w,g,ar,cnt,B)              GrDrawLines(w,g,ar,cnt)

#define XFillRectangle(d,w,g,x,y,W,H)           GrFillRect(w,g,x,y,W,H)

#define XDrawString(d,w,g,x,y,s,c)      GrText(w,g,x,y,(void *)s,c,GR_TFASCII)

#define XSetFont(d,g,f)                         GrSetGCFont(g,f)

#define XLoadFont(d,f)                          GrCreateFont(0, 0, 0)

#define XDefineCursor(d,w,c)                    GrSetWindowCursor(w,c)

#define XUndefineCursor(d,w)                    GrSetWindowCursor(w,0)

#define XCreateRegion()                         GrNewRegion()

#define XUnionRectWithRegion(rect,sr,dr)        GrUnionRectWithRegion(dr,rect)  /* FIXME*/

#define XRectInRegion(r,x,y,w,h)                GrRectInRegion(r,x,y,w,h)

#define XSubtractRegion(sra,srb,dr)             GrSubtractRegion(dr,sra,srb)

#define XDestroyRegion(r)                       GrDestroyRegion(r)

#define XQueryTree(d,w,r,p,c,nc)                GrQueryTree(w,p,c,nc)

#define XFree(p)                                free(p)

/* client-statically declared functions*/

#define STATIC_FUNCTIONS                        \

static Display  _display;                       \

                                                \

Display *                                       \

XOpenDisplay(char *name)                        \

{                                               \

        GR_SCREEN_INFO  sinfo;                  \

                                                \

        if (GrOpen() < 0)                        \

                return NULL;                    \

                                                \

        GrGetScreenInfo(&sinfo);                \

        _display.display_width = sinfo.cols;    \

        _display.display_height = sinfo.rows;   \

        _display.display_bpp = sinfo.bpp;       \

                                                \

        return &_display;                       \

}                                               \

                                                \

int                                             \

XPending(Display *d)                            \

{                                               \

        GR_EVENT ev;                            \

                                                \

        GrFlush();                              \

        return GrPeekEvent(&ev);                \

}

#ifdef __cplusplus

} /* extern "C"*/

#endif

#endif /* __XTONX_H*/