From d2e9c6864005d716a2d66f5bff5b8bd87b180574 Mon Sep 17 00:00:00 2001 From: Drew DeVault Date: Thu, 10 Dec 2015 08:18:48 -0500 Subject: Copy+paste swaybg code to swaylock for testing --- swaybg/main.c | 4 +- swaylock/main.c | 124 +++++++++++++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 125 insertions(+), 3 deletions(-) diff --git a/swaybg/main.c b/swaybg/main.c index 0bb83396..2ae06c6f 100644 --- a/swaybg/main.c +++ b/swaybg/main.c @@ -56,8 +56,8 @@ int main(int argc, const char **argv) { desktop_shell_set_background(registry->desktop_shell, output->output, window->surface); list_add(surfaces, window); - GError *err=NULL; - GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(argv[2],&err); + GError *err = NULL; + GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(argv[2], &err); if (!pixbuf) { sway_abort("Failed to load background image."); } diff --git a/swaylock/main.c b/swaylock/main.c index a7a15533..0e96afc7 100644 --- a/swaylock/main.c +++ b/swaylock/main.c @@ -1,8 +1,10 @@ #include "wayland-swaylock-client-protocol.h" #include #include +#include #include "client/window.h" #include "client/registry.h" +#include "client/cairo.h" #include "log.h" list_t *surfaces; @@ -17,6 +19,13 @@ enum scaling_mode { }; void sway_terminate(void) { + int i; + for (i = 0; i < surfaces->length; ++i) { + struct window *window = surfaces->items[i]; + window_teardown(window); + } + list_free(surfaces); + registry_teardown(registry); exit(EXIT_FAILURE); } @@ -32,12 +41,125 @@ int main(int argc, char **argv) { int i; for (i = 0; i < registry->outputs->length; ++i) { struct output_state *output = registry->outputs->items[i]; - struct window *window = window_setup(registry, output->width, output->height, false); + struct window *window = window_setup(registry, output->width, output->height, true); if (!window) { sway_abort("Failed to create surfaces."); } lock_set_lock_surface(registry->swaylock, output->output, window->surface); list_add(surfaces, window); } + + GError *err = NULL; + GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(argv[1], &err); // TODO: Parse i3lock arguments + if (!pixbuf) { + sway_abort("Failed to load background image."); + } + cairo_surface_t *image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf); + g_object_unref(pixbuf); + if (!image) { + sway_abort("Failed to read background image."); + } + double width = cairo_image_surface_get_width(image); + double height = cairo_image_surface_get_height(image); + + const char *scaling_mode_str = argv[2]; + enum scaling_mode scaling_mode = SCALING_MODE_STRETCH; + 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 if (strcmp(scaling_mode_str, "fit") == 0) { + scaling_mode = SCALING_MODE_FIT; + } else if (strcmp(scaling_mode_str, "center") == 0) { + scaling_mode = SCALING_MODE_CENTER; + } else if (strcmp(scaling_mode_str, "tile") == 0) { + scaling_mode = SCALING_MODE_TILE; + } 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) { + 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; + 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; + } + case SCALING_MODE_FIT: + { + double window_ratio = (double) window->width / window->height; + double bg_ratio = width / height; + + if (window_ratio > bg_ratio) { + 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); + } else { + 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); + } + break; + } + case SCALING_MODE_CENTER: + cairo_set_source_surface(window->cairo, image, + (double) window->width/2 - width/2, + (double) window->height/2 - height/2); + break; + case SCALING_MODE_TILE: + { + cairo_pattern_t *pattern = cairo_pattern_create_for_surface(image); + cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT); + cairo_set_source(window->cairo, pattern); + break; + } + default: + sway_abort("Scaling mode '%s' not implemented yet!", scaling_mode_str); + } + + cairo_paint(window->cairo); + + window_render(window); + } + } + + cairo_surface_destroy(image); + + while (wl_display_dispatch(registry->display) != -1); + + for (i = 0; i < surfaces->length; ++i) { + struct window *window = surfaces->items[i]; + window_teardown(window); + } + list_free(surfaces); + registry_teardown(registry); + return 0; } -- cgit v1.2.3-54-g00ecf