xlib.h

   1 /*
   2  *     XaoS, a fast portable realtime fractal zoomer
   3  *                  Copyright (C) 1996,1997 by
   4  *
   5  *      Jan Hubicka          (hubicka@paru.cas.cz)
   6  *      Thomas Marsh         (tmarsh@austin.ibm.com)
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22 #ifndef XAOS_X11_H
  23 #define XAOS_X11_H
  24
  25 #include <X11/Xlib.h>
  26 #include <X11/Xutil.h>
  27 #include <X11/keysym.h>
  28 #include <X11/keysymdef.h>
  29 //#include "config.h"
  30 //#define MITSHM
  31
  32 #ifdef MITSHM
  33 #include <sys/types.h>
  34 #include <sys/ipc.h>
  35 #include <sys/shm.h>
  36 #include <X11/extensions/XShm.h>
  37 #endif                          /* MITSHM */
  38
  39 typedef struct {
  40     int n;
  41     XColor c[256];
  42 } xcol_t;
  43
  44 typedef struct {
  45     int privatecolormap;
  46     int usedefault;
  47     int nomitshm;
  48 } xlibparam;
  49
  50 typedef struct {
  51     Colormap colormap;
  52     Colormap defaultcolormap;
  53     int fixedcolormap;
  54     int privatecolormap;
  55     xlibparam *params;
  56     Display *display;
  57     Window parent_window;
  58     Window window;
  59     unsigned int width, height;
  60     unsigned int border_width;
  61     unsigned long background;
  62     int depth;
  63     unsigned int classX;
  64     Visual *visual;
  65     unsigned long valuemask;
  66     XSetWindowAttributes *attributes;
  67     unsigned long attr_mask;
  68     XSizeHints sizehints;
  69     int screen;
  70     char *window_name;
  71     int status;
  72     GC gc;
  73     XGCValues xgcvalues;
  74     xcol_t xcolor;
  75     Pixmap pixmap;
  76     XFontStruct *font_struct;
  77     int screen_changed;
  78     int lastx, lasty;
  79     int mouse_x, mouse_y;
  80     unsigned int mouse_buttons;
  81     int current;
  82     XImage *image[2];
  83 #ifdef MITSHM
  84     XShmSegmentInfo xshminfo[2];
  85     int SharedMemOption;
  86     int SharedMemFlag;
  87 #endif                          /* MITSHM */
  88     unsigned long pixels[256];
  89     char *vbuffs[2];
  90     char *data[2];
  91     char *vbuff;
  92     char *back;
  93     int truecolor;
  94     int linewidth;
  95
  96     Cursor cursor;
  97 } xdisplay;
  98
  99 extern int alloc_shm_image(xdisplay * d);
 100 extern void free_shm_image(xdisplay * d);
 101 extern int alloc_image(xdisplay * d);
 102 extern void free_image(xdisplay * d);
 103 extern int xupdate_size(xdisplay * d);
 104 extern void xflip_buffers(xdisplay * d);
 105 extern xdisplay *xalloc_display(char *n, int x, int y, int width,int height, xlibparam * p);
 106 extern void xfree_display(xdisplay * d);
 107 extern void xsetcolor(xdisplay * d, int col);
 108 extern int xsetfont(xdisplay * d, char *font_name);
 109 extern int xalloc_color(xdisplay * d, int r, int g, int b, int readwrite);
 110 extern void xfree_colors(xdisplay * d);
 111 extern void xline(xdisplay * d, int x1, int y1, int x2, int y2);
 112 extern void xmoveto(xdisplay * d, int x, int y);
 113 extern void xlineto(xdisplay * d, int x, int y);
 114 extern void xrect(xdisplay * d, int x1, int y1, int x2, int y2);
 115 extern void xfillrect(xdisplay * d, int x1, int y1, int x2, int y2);
 116 extern void xarc(xdisplay * d, int x, int y, unsigned int w,
 117                  unsigned int h, int a1, int a2);
 118 extern void xfillarc(xdisplay * d, int x, int y, unsigned int w,
 119                      unsigned int h, int a1, int a2);
 120 extern void xpoint(xdisplay * d, int x, int y);
 121 extern void xflush(xdisplay * d);
 122 extern void xclear_screen(xdisplay * d);
 123 extern void xrotate_palette(xdisplay * d, int direction, unsigned char c[3][256], int ncolors);
 124 extern void draw_screen(xdisplay * d);
 125 extern void xouttext(xdisplay * d, char *string);
 126 extern void xresize(xdisplay * d, XEvent * ev);
 127 extern void xsize_set(xdisplay *d, int width, int height);
 128 extern int xsize_update(xdisplay *d,int *width,int *height);
 129 extern int xmouse_x(xdisplay * d);
 130 extern int xmouse_y(xdisplay * d);
 131 extern void xmouse_update(xdisplay * d);
 132 extern char xkeyboard_query(xdisplay * d);
 133 extern unsigned int xmouse_buttons(xdisplay * d);
 134
 135 #endif                          /* XAOS_X11_H */