4 files changed, 38 insertions, 1 deletions
diff --git a/include/rootston/desktop.h b/include/rootston/desktop.h
index 5986c96f..5714aa0a 100644
--- a/include/rootston/desktop.h
+++ b/include/rootston/desktop.h
@@ -7,6 +7,7 @@
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_gamma_control.h>
 #include <wlr/types/wlr_idle.h>
+#include <wlr/types/wlr_layer_shell.h>
 #include <wlr/types/wlr_linux_dmabuf.h>
 #include <wlr/types/wlr_list.h>
 #include <wlr/types/wlr_output_layout.h>
@@ -48,12 +49,14 @@ struct roots_desktop {
 	struct wlr_idle *idle;
 	struct wlr_idle_inhibit_manager_v1 *idle_inhibit;
 	struct wlr_linux_dmabuf *linux_dmabuf;
+	struct wlr_layer_shell *layer_shell;
 
 	struct wl_listener new_output;
 	struct wl_listener layout_change;
 	struct wl_listener xdg_shell_v6_surface;
 	struct wl_listener xdg_shell_surface;
 	struct wl_listener wl_shell_surface;
+	struct wl_listener layer_shell_surface;
 	struct wl_listener decoration_new;
 
 #ifdef WLR_HAS_XWAYLAND
@@ -83,10 +86,12 @@ void view_update_size(struct roots_view *view, uint32_t width, uint32_t height);
 void view_initial_focus(struct roots_view *view);
 void view_map(struct roots_view *view, struct wlr_surface *surface);
 void view_unmap(struct roots_view *view);
+void view_arrange_maximized(struct roots_view *view);
 
 void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data);
 void handle_xdg_shell_surface(struct wl_listener *listener, void *data);
 void handle_wl_shell_surface(struct wl_listener *listener, void *data);
+void handle_layer_shell_surface(struct wl_listener *listener, void *data);
 void handle_xwayland_surface(struct wl_listener *listener, void *data);
 
 #endif
diff --git a/include/rootston/layers.h b/include/rootston/layers.h
new file mode 100644
index 00000000..35f5399e
--- /dev/null
+++ b/include/rootston/layers.h
@@ -0,0 +1,25 @@
+#ifndef ROOTSTON_LAYERS_H
+#define ROOTSTON_LAYERS_H
+#include <stdbool.h>
+#include <wlr/config.h>
+#include <wlr/types/wlr_box.h>
+#include <wlr/types/wlr_surface.h>
+#include <wlr/types/wlr_layer_shell.h>
+
+struct roots_layer_surface {
+	struct wlr_layer_surface *layer_surface;
+	struct wl_list link;
+
+	struct wl_listener destroy;
+	struct wl_listener map;
+	struct wl_listener unmap;
+	struct wl_listener surface_commit;
+	struct wl_listener output_destroy;
+	struct wl_listener output_mode;
+	struct wl_listener output_transform;
+
+	bool configured;
+	struct wlr_box geo;
+};
+
+#endif
diff --git a/include/rootston/output.h b/include/rootston/output.h
index a852a204..e40ad776 100644
--- a/include/rootston/output.h
+++ b/include/rootston/output.h
@@ -4,6 +4,7 @@
 #include <pixman.h>
 #include <time.h>
 #include <wayland-server.h>
+#include <wlr/types/wlr_box.h>
 #include <wlr/types/wlr_output_damage.h>
 
 struct roots_desktop;
@@ -14,10 +15,13 @@ struct roots_output {
 	struct wl_list link; // roots_desktop:outputs
 
 	struct roots_view *fullscreen_view;
+	struct wl_list layers[4]; // layer_surface::link
 
 	struct timespec last_frame;
 	struct wlr_output_damage *damage;
 
+	struct wlr_box usable_area;
+
 	struct wl_listener destroy;
 	struct wl_listener damage_frame;
 	struct wl_listener damage_destroy;
@@ -35,5 +39,9 @@ void output_damage_from_view(struct roots_output *output,
 	struct roots_view *view);
 void output_damage_whole_drag_icon(struct roots_output *output,
 	struct roots_drag_icon *icon);
+void output_damage_from_local_surface(struct roots_output *output,
+	struct wlr_surface *surface, double ox, double oy, float rotation);
+void output_damage_whole_local_surface(struct roots_output *output,
+	struct wlr_surface *surface, double ox, double oy, float rotation);
 
 #endif
diff --git a/include/rootston/view.h b/include/rootston/view.h
index 1397a8d2..6e746e8c 100644
--- a/include/rootston/view.h
+++ b/include/rootston/view.h
@@ -1,6 +1,5 @@
 #ifndef ROOTSTON_VIEW_H
 #define ROOTSTON_VIEW_H
-
 #include <stdbool.h>
 #include <wlr/config.h>
 #include <wlr/types/wlr_box.h>