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 #define INCL_DEV
  48 #include<os2.h>
  49 typedef unsigned long COLORREF;
  50 /*
  51 // RGB under OS2 is more like a PALETTEENTRY struct under Windows so we need a real RGB def
  52 // #define OS2RGB(r,g,b) ((ULONG ((BYTE) (r) | ((UINT) (g) << 8)) | (((ULONG)(BYTE)(b)) << 16)))
  53 */
  54 #ifndef OS2RGB
  55 #  define OS2RGB(r,g,b) ((unsigned long)r<<16|(unsigned long)g<<8|(unsigned long)b)
  56 #endif
  57
  58 #ifndef GetBValue
  59 #  define GetBValue(rgb) ((BYTE)((rgb) >> 16))
  60 #endif
  61 #ifndef GetGValue
  62 #  define GetGValue(rgb) ((BYTE)(((UINT)(rgb)) >> 8))
  63 #endif
  64 #ifndef GetRValue
  65 #  define GetRValue(rgb) ((BYTE)(rgb))
  66 #endif
  67 #endif /* else __OS2__ */
  68
  69
  70 /*
  71  * minimal portability layer between ansi and KR C
  72  */
  73 /* this comes from xpm.h, and is here again, to avoid complicated
  74     includes, since this is included from xpm.h */
  75 /* these defines get undefed at the end of this file */
  76 #if __STDC__ || defined(__cplusplus) || defined(c_plusplus)
  77  /* ANSI || C++ */
  78 #  define FUNC(f, t, p) extern t f p
  79 #  define LFUNC(f, t, p) static t f p
  80 #else /* k&R */
  81 #  define FUNC(f, t, p) extern t f()
  82 #  define LFUNC(f, t, p) static t f()
  83 #endif
  84
  85
  86 FUNC(boundCheckingMalloc, void *, (long s));
  87 FUNC(boundCheckingCalloc, void *, (long num, long s));
  88 FUNC(boundCheckingRealloc, void *, (void *p, long s));
  89
  90 /* define MSW types for X window types,
  91    I don't know much about MSW, but the following defines do the job */
  92
  93 #if !defined(__OS2__)
  94 typedef HDC Display;                    /* this should be similar */
  95 #else
  96 typedef HPS Display;
  97 #endif
  98
  99 typedef void *Screen;                   /* not used */
 100 typedef void *Visual;                   /* not used yet, is for GRAY, COLOR,
 101                                          * MONO */
 102
 103 typedef void *Colormap;                 /* should be COLORPALETTE, not done
 104                                          * yet */
 105
 106 typedef COLORREF Pixel;
 107
 108 #define PIXEL_ALREADY_TYPEDEFED         /* to let xpm.h know about it */
 109
 110 typedef struct {
 111     Pixel pixel;
 112     BYTE red, green, blue;
 113 }      XColor;
 114
 115 typedef struct {
 116     HBITMAP bitmap;
 117     unsigned int width;
 118     unsigned int height;
 119     unsigned int depth;
 120 }      XImage;
 121
 122 #if defined(__cplusplus) || defined(c_plusplus)
 123 extern "C" {
 124 #endif
 125 /* some replacements for X... functions */
 126
 127 /* XDefaultXXX */
 128     FUNC(XDefaultVisual, Visual *, (Display *display, Screen *screen));
 129     FUNC(XDefaultScreen, Screen *, (Display *d));
 130     FUNC(XDefaultColormap, Colormap *, (Display *display, Screen *screen));
 131     FUNC(XDefaultDepth, int, (Display *d, Screen *s));
 132
 133 /* color related */
 134     FUNC(XParseColor, int, (Display *, Colormap *, char *, XColor *));
 135     FUNC(XAllocColor, int, (Display *, Colormap *, XColor *));
 136     FUNC(XQueryColors, void, (Display *display, Colormap *colormap,
 137                               XColor *xcolors, int ncolors));
 138     FUNC(XFreeColors, int, (Display *d, Colormap cmap,
 139                             unsigned long pixels[],
 140                             int npixels, unsigned long planes));
 141 /* XImage */
 142     FUNC(XCreateImage, XImage *, (Display *, Visual *, int depth, int format,
 143                                   int x, int y, int width, int height,
 144                                   int pad, int foo));
 145
 146 /* free and destroy bitmap */
 147     FUNC(XDestroyImage, void /* ? */ , (XImage *));
 148 /* free only, bitmap remains */
 149     FUNC(XImageFree, void, (XImage *));
 150 #if defined(__cplusplus) || defined(c_plusplus)
 151 } /* end of extern "C" */
 152 #endif /* cplusplus */
 153
 154 #define ZPixmap 1                       /* not really used */
 155 #define XYBitmap 1                      /* not really used */
 156
 157 #ifndef True
 158 #define True 1
 159 #define False 0
 160 #endif
 161 #ifndef Bool
 162 typedef BOOL Bool;              /* take MSW bool */
 163 #endif
 164 /* make these local here, simx.c gets the same from xpm.h */
 165 #undef LFUNC
 166 #undef FUNC
 167
 168 #endif /* def FOR_MSW */
 169
 170 #endif /* _SIMX_H */