From 904983c3753f3b1f275dedc1c7841542f77c9f89 Mon Sep 17 00:00:00 2001 From: Christoph Gysin Date: Wed, 25 Nov 2015 16:57:35 +0200 Subject: swaybg: implement scaling mode "stretch" --- swaybg/main.c | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-) (limited to 'swaybg') diff --git a/swaybg/main.c b/swaybg/main.c index cb9cc42b..5510f2ef 100644 --- a/swaybg/main.c +++ b/swaybg/main.c @@ -12,6 +12,10 @@ list_t *surfaces; struct registry *registry; +enum scaling_mode_t { + SCALING_MODE_STRETCH, +}; + void sway_terminate(void) { int i; for (i = 0; i < surfaces->length; ++i) { @@ -49,16 +53,33 @@ int main(int argc, const char **argv) { desktop_shell_set_background(registry->desktop_shell, output->output, window->surface); list_add(surfaces, window); - const char *scaling_mode = argv[3]; cairo_surface_t *image = cairo_image_surface_create_from_png(argv[2]); double width = cairo_image_surface_get_width(image); double height = cairo_image_surface_get_height(image); + const char *scaling_mode_str = argv[3]; + enum scaling_mode_t scaling_mode; + if (strcmp(scaling_mode_str, "stretch") == 0) { + scaling_mode = SCALING_MODE_STRETCH; + } else { + sway_abort("Unsupported scaling mode: %s", scaling_mode_str); + } + for (i = 0; i < surfaces->length; ++i) { struct window *window = surfaces->items[i]; if (window_prerender(window) && window->cairo) { - cairo_scale(window->cairo, window->width / width, window->height / height); - cairo_set_source_surface(window->cairo, image, 0, 0); + + switch (scaling_mode) { + case SCALING_MODE_STRETCH: + cairo_scale(window->cairo, + (double) window->width / width, + (double) window->height / height); + cairo_set_source_surface(window->cairo, image, 0, 0); + break; + default: + sway_abort("Scaling mode '%s' not implemented yet!", scaling_mode_str); + } + cairo_paint(window->cairo); window_render(window); -- cgit v1.2.3-54-g00ecf