src/xpm/simx.h

   1 /*
   2  * Copyright (C) 1989-95 GROUPE BULL
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to
   6  * deal in the Software without restriction, including without limitation the
   7  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
   8  * sell copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  17  * GROUPE BULL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  18  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  *
  21  * Except as contained in this notice, the name of GROUPE BULL shall not be
  22  * used in advertising or otherwise to promote the sale, use or other dealings
  23  * in this Software without prior written authorization from GROUPE BULL.
  24  */
  25
  26 /*****************************************************************************\
  27 * simx.h: 0.1a                                                                *
  28 *                                                                             *
  29 * This emulates some Xlib functionality for MSW. It's not a general solution, *
  30 * it is close related to XPM-lib. It is only intended to satisfy what is need *
  31 * there. Thus allowing to read XPM files under MS windows.                    *
  32 *                                                                             *
  33 * Developed by HeDu 3/94 (hedu@cul-ipn.uni-kiel.de)                           *
  34 \*****************************************************************************/
  35
  36
  37 #ifndef _SIMX_H
  38 #define _SIMX_H
  39
  40 #ifdef FOR_MSW
  41
  42 #if !defined(__OS2__)
  43 #include "windows.h"                    /* MS windows GDI types */
  44 #else
  45 #define INCL_PM
  46 #define INCL_GPI
  47 #include<os2.h>
  48 typedef unsigned long COLORREF;
  49 // RGB under OS2 is more like a PALETTEENTRY struct under Windows so we need a real RGB def
  50 #define OS2RGB(r,g,b) ((ULONG ((BYTE) (r) | ((UINT) (g) << 8)) | (((ULONG)(BYTE)(b)) << 16)))
  51 #define GetBValue(rgb) ((BYTE)((rgb) >> 16))
  52 #define GetGValue(rgb) ((BYTE)(((WORD)(rgb)) >> 8))
  53 #define GetRValue(rgb) ((BYTE)(rgb))
  54 typedef UINT    WORD;
  55 #endif
  56
  57
  58 /*
  59  * minimal portability layer between ansi and KR C
  60  */
  61 /* this comes from xpm.h, and is here again, to avoid complicated
  62     includes, since this is included from xpm.h */
  63 /* these defines get undefed at the end of this file */
  64 #if __STDC__ || defined(__cplusplus) || defined(c_plusplus)
  65  /* ANSI || C++ */
  66 #  define FUNC(f, t, p) extern t f p
  67 #  define LFUNC(f, t, p) static t f p
  68 #else /* k&R */
  69 #  define FUNC(f, t, p) extern t f()
  70 #  define LFUNC(f, t, p) static t f()
  71 #endif
  72
  73
  74 FUNC(boundCheckingMalloc, void *, (long s));
  75 FUNC(boundCheckingCalloc, void *, (long num, long s));
  76 FUNC(boundCheckingRealloc, void *, (void *p, long s));
  77
  78 /* define MSW types for X window types,
  79    I don't know much about MSW, but the following defines do the job */
  80
  81 typedef HDC Display;                    /* this should be similar */
  82 typedef void *Screen;                   /* not used */
  83 typedef void *Visual;                   /* not used yet, is for GRAY, COLOR,
  84                                          * MONO */
  85
  86 typedef void *Colormap;                 /* should be COLORPALETTE, not done
  87                                          * yet */
  88
  89 typedef COLORREF Pixel;
  90
  91 #define PIXEL_ALREADY_TYPEDEFED         /* to let xpm.h know about it */
  92
  93 typedef struct {
  94     Pixel pixel;
  95     BYTE red, green, blue;
  96 }      XColor;
  97
  98 typedef struct {
  99     HBITMAP bitmap;
 100     unsigned int width;
 101     unsigned int height;
 102     unsigned int depth;
 103 }      XImage;
 104
 105 #if defined(__cplusplus) || defined(c_plusplus)
 106 extern "C" {
 107 #endif
 108 /* some replacements for X... functions */
 109
 110 /* XDefaultXXX */
 111     FUNC(XDefaultVisual, Visual *, (Display *display, Screen *screen));
 112     FUNC(XDefaultScreen, Screen *, (Display *d));
 113     FUNC(XDefaultColormap, Colormap *, (Display *display, Screen *screen));
 114     FUNC(XDefaultDepth, int, (Display *d, Screen *s));
 115
 116 /* color related */
 117     FUNC(XParseColor, int, (Display *, Colormap *, char *, XColor *));
 118     FUNC(XAllocColor, int, (Display *, Colormap *, XColor *));
 119     FUNC(XQueryColors, void, (Display *display, Colormap *colormap,
 120                               XColor *xcolors, int ncolors));
 121     FUNC(XFreeColors, int, (Display *d, Colormap cmap,
 122                             unsigned long pixels[],
 123                             int npixels, unsigned long planes));
 124 /* XImage */
 125     FUNC(XCreateImage, XImage *, (Display *, Visual *, int depth, int format,
 126                                   int x, int y, int width, int height,
 127                                   int pad, int foo));
 128
 129 /* free and destroy bitmap */
 130     FUNC(XDestroyImage, void /* ? */ , (XImage *));
 131 /* free only, bitmap remains */
 132     FUNC(XImageFree, void, (XImage *));
 133 #if defined(__cplusplus) || defined(c_plusplus)
 134 } /* end of extern "C" */
 135 #endif /* cplusplus */
 136
 137 #define ZPixmap 1                       /* not really used */
 138 #define XYBitmap 1                      /* not really used */
 139
 140 #ifndef True
 141 #define True 1
 142 #define False 0
 143 #endif
 144 #ifndef Bool
 145 typedef BOOL Bool;              /* take MSW bool */
 146 #endif
 147 /* make these local here, simx.c gets the same from xpm.h */
 148 #undef LFUNC
 149 #undef FUNC
 150
 151 #endif /* def FOR_MSW */
 152
 153 #endif /* _SIMX_H */