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Basic image rendering for swaybg

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This commit is contained in:
Drew DeVault 2015-11-19 08:20:07 -05:00
parent b4e5e1381f
commit 1a3a7f2514
1 changed files with 6 additions and 3 deletions
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9
swaybg/main.c
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@ -28,6 +28,10 @@ int main(int argc, char **argv) {
surfaces = create_list();
registry = registry_poll();
if (argc < 2) {
sway_abort("Usage: swaybg path/to/file.png");
}
if (!registry->desktop_shell) {
sway_abort("swaybg requires the compositor to support the desktop-shell extension.");
}
@ -45,19 +49,18 @@ int main(int argc, char **argv) {
list_add(surfaces, window);
}
uint8_t r = 0, g = 0, b = 0;
cairo_surface_t *image = cairo_image_surface_create_from_png(argv[1]);
do {
for (i = 0; i < surfaces->length; ++i) {
struct window *window = surfaces->items[i];
if (window_prerender(window) && window->cairo) {
cairo_set_source_rgb(window->cairo, r / 256.0, g / 256.0, b / 256.0);
cairo_set_source_surface(window->cairo, image, 0, 0);
cairo_rectangle(window->cairo, 0, 0, window->width, window->height);
cairo_fill(window->cairo);
window_render(window);
}
r++; g += 2; b += 4;
}
} while (wl_display_dispatch(registry->display) != -1);