render/test.c

   1 #include <stdio.h>
   2 #include <X11/Xlib.h>
   3 #include <X11/extensions/shape.h>
   4 #include <string.h>
   5 #include <stdlib.h>
   6 #include "render.h"
   7 #include <glib.h>
   8
   9 static int x_error_handler(Display * disp, XErrorEvent * error)
  10 {
  11         char buf[1024];
  12         XGetErrorText(disp, error->error_code, buf, 1024);
  13         printf("%s\n", buf);
  14         return 0;
  15 }
  16
  17 Display *ob_display;
  18 int ob_screen;
  19 Window ob_root;
  20
  21 int main()
  22 {
  23         Window win;
  24         RrInstance *inst;
  25         RrAppearance *look;
  26
  27         Window root;
  28         XEvent report;
  29         int h = 500, w = 500;
  30
  31         ob_display = XOpenDisplay(NULL);
  32         XSetErrorHandler(x_error_handler);
  33         ob_screen = DefaultScreen(ob_display);
  34         ob_root = RootWindow(ob_display, ob_screen);
  35         win =
  36             XCreateWindow(ob_display, RootWindow(ob_display, 0),
  37                           10, 10, w, h, 10,
  38                           CopyFromParent,       /* depth */
  39                           CopyFromParent,       /* class */
  40                           CopyFromParent,       /* visual */
  41                           0,                    /* valuemask */
  42                           0);                   /* attributes */
  43         XMapWindow(ob_display, win);
  44         XSelectInput(ob_display, win, ExposureMask | StructureNotifyMask);
  45         root = RootWindow (ob_display, DefaultScreen (ob_display));
  46         inst = RrInstanceNew(ob_display, ob_screen);
  47
  48         look = RrAppearanceNew(inst, 0);
  49         look->surface.grad = RR_SURFACE_PYRAMID;
  50         look->surface.secondary = RrColorParse(inst, "Yellow");
  51         look->surface.primary = RrColorParse(inst, "Blue");
  52         look->surface.interlaced = FALSE;
  53         if (ob_display == NULL) {
  54                 fprintf(stderr, "couldn't connect to X server :0\n");
  55                 return 0;
  56         }
  57
  58         RrPaint(look, win, w, h);
  59         while (1) {
  60                 XNextEvent(ob_display, &report);
  61                 switch (report.type) {
  62                 case Expose:
  63                 break;
  64                 case ConfigureNotify:
  65                     RrPaint(look, win,
  66                             report.xconfigure.width,
  67                             report.xconfigure.height);
  68                 break;
  69                 }
  70
  71         }
  72
  73         RrAppearanceFree (look);
  74         RrInstanceFree (inst);
  75
  76         return 1;
  77 }