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-rw-r--r--swaylock/main.c177
1 files changed, 92 insertions, 85 deletions
diff --git a/swaylock/main.c b/swaylock/main.c
index 9530b6dc..d58fc868 100644
--- a/swaylock/main.c
+++ b/swaylock/main.c
@@ -115,6 +115,76 @@ void notify_key(enum wl_keyboard_key_state state, xkb_keysym_t sym, uint32_t cod
}
}
+void render_image(struct window *window, cairo_surface_t *image, enum scaling_mode scaling_mode) {
+ double width = cairo_image_surface_get_width(image);
+ double height = cairo_image_surface_get_height(image);
+
+ 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;
+ }
+ }
+
+ cairo_paint(window->cairo);
+
+ window_render(window);
+}
+
int main(int argc, char **argv) {
char *image_path = NULL;
char *scaling_mode_str = "fit";
@@ -176,6 +246,21 @@ int main(int argc, char **argv) {
exit(EXIT_FAILURE);
}
+ 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);
+ }
+
password = malloc(1024); // TODO: Let this grow
password[0] = '\0';
surfaces = create_list();
@@ -197,13 +282,14 @@ int main(int argc, char **argv) {
registry->input->notify = notify_key;
+ cairo_surface_t *image = NULL;
#ifdef WITH_GDK_PIXBUF
GError *err = NULL;
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(image_path, &err);
if (!pixbuf) {
sway_abort("Failed to load background image.");
}
- cairo_surface_t *image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf);
+ image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf);
g_object_unref(pixbuf);
#else
cairo_surface_t *image = cairo_image_surface_create_from_png(argv[1]);
@@ -211,93 +297,14 @@ int main(int argc, char **argv) {
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);
-
- 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);
+ if (!window_prerender(window) || !window->cairo) {
+ continue;
+ }
+ if (image) {
+ render_image(window, image, scaling_mode);
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 21:27:19 +0000