Attachment 128696 Details for Bug 99233 – Simpler, GTK-free test case

Simpler, GTK-free test case

test.c (text/plain), 1.38 KB, created by Uli Schlachter on 2016-12-31 13:36:06 UTC

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Creator: Uli Schlachter

Created: 2016-12-31 13:36:06 UTC

Size: 1.38 KB

patch

obsolete

>#include <X11/Xlib.h>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>#include <cairo/cairo-xlib.h>
> 
>int main(void) {
>   Display *d;
>   Window w;
>   XEvent e;
>   cairo_surface_t *surface;
>   cairo_t *cr;
>   int s;
> 
>   d = XOpenDisplay(NULL);
>   if (d == NULL) {
>      fprintf(stderr, "Cannot open display\n");
>      exit(1);
>   }
> 
>   s = DefaultScreen(d);
>   w = XCreateSimpleWindow(d, RootWindow(d, s), 10, 10, 100, 100, 1,
>                           BlackPixel(d, s), WhitePixel(d, s));
>   XSelectInput(d, w, ExposureMask | KeyPressMask);
>   XMapWindow(d, w);
>
>   surface = cairo_xlib_surface_create(d, w, DefaultVisual(d, s), 100, 100);
>   cr = cairo_create(surface);
> 
>   while (1) {
>      XNextEvent(d, &e);
>      if (e.type == ConfigureNotify) {
>	      cairo_xlib_surface_set_size(surface, e.xconfigure.width, e.xconfigure.height);
>      }
>      if (e.type == Expose) {
>		cairo_set_source_rgb(cr, 1, 1, 1);
>		cairo_paint(cr);
>
>		cairo_set_source_rgba(cr, 0, 0, 0, 0.2);
>
>		cairo_rectangle(cr, 10, 10, 80, 80);
>		cairo_fill(cr);
>
>		cairo_rectangle(cr, 20, 20, 60, 60);
>		cairo_fill(cr);
>
>		cairo_rectangle(cr, 30, 30, 40, 40);
>		cairo_fill(cr);
>
>		cairo_rectangle(cr, 40, 40, 20, 20);
>		cairo_fill(cr);
>
>	 cairo_surface_flush(surface);
>      }
>      if (e.type == KeyPress)
>         break;
>   }
> 
>   cairo_destroy(cr);
>   cairo_surface_destroy(surface);
>   XCloseDisplay(d);
>   return 0;
>}

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Attachments on bug 99233: 128696 | 128697

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