diff options
Diffstat (limited to 'swaybg/main.c')
| -rw-r--r-- | swaybg/main.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/swaybg/main.c b/swaybg/main.c index 5510f2ef..a85c56bd 100644 --- a/swaybg/main.c +++ b/swaybg/main.c @@ -14,6 +14,7 @@ struct registry *registry; enum scaling_mode_t { SCALING_MODE_STRETCH, + SCALING_MODE_FILL, }; void sway_terminate(void) { @@ -61,6 +62,8 @@ int main(int argc, const char **argv) { enum scaling_mode_t scaling_mode; if (strcmp(scaling_mode_str, "stretch") == 0) { scaling_mode = SCALING_MODE_STRETCH; + } else if (strcmp(scaling_mode_str, "fill") == 0) { + scaling_mode = SCALING_MODE_FILL; } else { sway_abort("Unsupported scaling mode: %s", scaling_mode_str); } @@ -76,6 +79,26 @@ int main(int argc, const char **argv) { (double) window->height / height); cairo_set_source_surface(window->cairo, image, 0, 0); break; + case SCALING_MODE_FILL: + { + double window_ratio = (double) window->width / window->height; + double bg_ratio = width / height; + + if (window_ratio > bg_ratio) { + double scale = (double) window->width / width; + cairo_scale(window->cairo, scale, scale); + cairo_set_source_surface(window->cairo, image, + 0, + (double) window->height/2 / scale - height/2); + } else { + double scale = (double) window->height / height; + cairo_scale(window->cairo, scale, scale); + cairo_set_source_surface(window->cairo, image, + (double) window->width/2 / scale - width/2, + 0); + } + } + break; default: sway_abort("Scaling mode '%s' not implemented yet!", scaling_mode_str); } |