/src/amigax.h

  1/*
  2 * Copyright (C) 1996 Lorens Younes
  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 * Lorens Younes BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 18 * IN 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 Lorens Younes 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 Lorens Younes.
 24 */
 25
 26/*****************************************************************************\
 27* amigax.h:                                                                   *
 28*                                                                             *
 29*  XPM library                                                                *
 30*  Emulates some Xlib functionality for Amiga.                                *
 31*                                                                             *
 32*  Developed by Lorens Younes (d93-hyo@nada.kth.se) 7/95                      *
 33*  Revised 4/96                                                               *
 34\*****************************************************************************/
 35
 36#ifndef AMIGA_X
 37#define AMIGA_X
 38
 39
 40#include <intuition/screens.h>
 41
 42#include <proto/exec.h>
 43#include <proto/graphics.h>
 44
 45
 46#define Success   0
 47
 48/* really never used */
 49#define ZPixmap   2
 50
 51#define Bool     int
 52#define Status   int
 53#define True     1
 54#define False    0
 55
 56typedef struct ColorMap  *Colormap;
 57
 58typedef void  *Visual;
 59
 60typedef struct {
 61    int               width, height;
 62    struct RastPort  *rp;
 63}   XImage;
 64
 65typedef struct {
 66    unsigned long    pixel;
 67    unsigned short   red, green, blue;
 68}   XColor;
 69
 70typedef struct Screen   Display;
 71
 72
 73#define XGrabServer(dpy)     (Forbid ())
 74#define XUngrabServer(dpy)   (Permit ())
 75
 76#define XDefaultScreen(dpy)          (0)
 77#define XDefaultVisual(dpy, scr)     (NULL)
 78#define XDefaultColormap(dpy, scr)   (dpy->ViewPort.ColorMap)
 79#define XDefaultDepth(dpy, scr)      (dpy->RastPort.BitMap->Depth)
 80
 81#define XCreateImage(dpy, vi, depth, format, offset, data, width, height, pad, bpl) \
 82	(AllocXImage (width, height, depth))
 83#define XDestroyImage(img)   (FreeXImage (img))
 84
 85#define XAllocColor(dpy, cm, xc) \
 86	(AllocBestPen (cm, xc, PRECISION_EXACT, True))
 87#define XFreeColors(dpy, cm, pixels, npixels, planes) \
 88	(FreePens (cm, pixels, npixels))
 89#define XParseColor(dpy, cm, spec, exact_def_return) \
 90	(ParseColor (spec, exact_def_return))
 91#define XQueryColor(dpy, cm, def_in_out) \
 92	(QueryColor(cm, def_in_out))
 93#define XQueryColors(dpy, cm, defs_in_out, ncolors) \
 94	(QueryColors(cm, defs_in_out, ncolors))
 95
 96
 97XImage *
 98AllocXImage (
 99    unsigned int   width,
100    unsigned int   height,
101    unsigned int   depth);
102
103
104int
105FreeXImage (
106    XImage  *ximage);
107
108
109int
110XPutPixel (
111    XImage         *ximage,
112    int             x,
113    int             y,
114    unsigned long   pixel);
115
116
117Status
118AllocBestPen (
119    Colormap        colormap,
120    XColor         *screen_in_out,
121    unsigned long   precision,
122    Bool            fail_if_bad);
123
124
125int
126FreePens (
127    Colormap        colormap,
128    unsigned long  *pixels,
129    int             npixels);
130
131
132Status
133ParseColor (
134    char      *spec,
135    XColor    *exact_def_return);
136
137
138int
139QueryColor (
140    Colormap   colormap,
141    XColor    *def_in_out);
142
143
144int
145QueryColors (
146    Colormap   colormap,
147    XColor    *defs_in_out,
148    int        ncolors);
149
150
151#endif /* AMIGA_X */