diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/wlr/types/wlr_scene.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_scene.h b/include/wlr/types/wlr_scene.h index a77eb6c2..86775399 100644 --- a/include/wlr/types/wlr_scene.h +++ b/include/wlr/types/wlr_scene.h @@ -26,6 +26,7 @@ struct wlr_output; struct wlr_output_layout; struct wlr_xdg_surface; +struct wlr_layer_surface_v1; enum wlr_scene_node_type { WLR_SCENE_NODE_ROOT, @@ -136,6 +137,19 @@ struct wlr_scene_output { bool prev_scanout; }; +/** A layer shell scene helper */ +struct wlr_scene_layer_surface_v1 { + struct wlr_scene_node *node; + struct wlr_layer_surface_v1 *layer_surface; + + // private state + + struct wl_listener tree_destroy; + struct wl_listener layer_surface_destroy; + struct wl_listener layer_surface_map; + struct wl_listener layer_surface_unmap; +}; + typedef void (*wlr_scene_node_iterator_func_t)(struct wlr_scene_node *node, int sx, int sy, void *data); @@ -354,4 +368,28 @@ struct wlr_scene_node *wlr_scene_subsurface_tree_create( struct wlr_scene_node *wlr_scene_xdg_surface_create( struct wlr_scene_node *parent, struct wlr_xdg_surface *xdg_surface); +/** + * Add a node displaying a layer_surface_v1 and all of its sub-surfaces to the + * scene-graph. + * + * The origin of the returned scene-graph node will match the top-left corner + * of the layer surface. + */ +struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create( + struct wlr_scene_node *parent, struct wlr_layer_surface_v1 *layer_surface); + +/** + * Configure a layer_surface_v1, position its scene node in accordance to its + * current state, and update the remaining usable area. + * + * full_area represents the entire area that may be used by the layer surface + * if its exclusive_zone is -1, and is usually the output dimensions. + * usable_area represents what remains of full_area that can be used if + * exclusive_zone is >= 0. usable_area is updated if the surface has a positive + * exclusive_zone, so that it can be used for the next layer surface. + */ +void wlr_scene_layer_surface_v1_configure( + struct wlr_scene_layer_surface_v1 *scene_layer_surface, + const struct wlr_box *full_area, struct wlr_box *usable_area); + #endif |