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subsurface implementation stubs

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This commit is contained in:
Tony Crisci 2017-09-24 08:23:18 -04:00
parent 78cd62a663
commit 68eeebc647
3 changed files with 112 additions and 3 deletions
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15
include/wlr/types/wlr_surface.h
View file

@ -19,6 +19,12 @@ struct wlr_frame_callback {
#define WLR_SURFACE_INVALID_TRANSFORM 32
#define WLR_SURFACE_INVALID_SCALE 64
struct wlr_subsurface {
struct wl_resource *resource;
struct wlr_surface *surface;
struct wlr_surface *parent;
};
struct wlr_surface_state {
uint32_t invalid;
struct wl_resource *buffer;
@ -52,6 +58,9 @@ struct wlr_surface {
struct wl_listener compositor_listener; // destroy listener used by compositor
void *compositor_data;
// subsurface properties
struct wlr_subsurface *subsurface;
void *data;
};
@ -80,4 +89,10 @@ void wlr_surface_get_matrix(struct wlr_surface *surface,
int wlr_surface_set_role(struct wlr_surface *surface, const char *role,
struct wl_resource *error_resource, uint32_t error_code);
/**
* Create the subsurface implementation for this surface.
*/
void wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_surface *parent, uint32_t id);
#endif

24
types/wlr_compositor.c
View file

@ -78,9 +78,27 @@ static void subcompositor_destroy(struct wl_client *client,
}
static void subcompositor_get_subsurface(struct wl_client *client,
struct wl_resource *resource, uint32_t id, struct wl_resource *surface,
struct wl_resource *parent) {
wlr_log(L_DEBUG, "TODO: subcompositor get subsurface");
struct wl_resource *resource, uint32_t id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource) {
struct wlr_surface *surface = wl_resource_get_user_data(surface_resource);
struct wlr_surface *parent = wl_resource_get_user_data(parent_resource);
// TODO: errors
// * cannot be its own parent
// * cannot already a subsurface
// * cannot be an ancestor of parent
if (wlr_surface_set_role(surface, "wl_subsurface", resource,
WL_SUBCOMPOSITOR_ERROR_BAD_SURFACE) < 0) {
return;
}
wlr_surface_make_subsurface(surface, parent, id);
if (!surface->subsurface) {
wl_resource_post_no_memory(resource);
return;
}
}

76
types/wlr_surface.c
View file

@ -443,3 +443,79 @@ int wlr_surface_set_role(struct wlr_surface *surface, const char *role,
return -1;
}
void wlr_subsurface_destroy(struct wlr_subsurface *subsurface) {
wlr_log(L_DEBUG, "TODO: wlr subsurface destroy");
}
static void subsurface_resource_destroy(struct wl_resource *resource) {
struct wlr_subsurface *subsurface = wl_resource_get_user_data(resource);
if (subsurface) {
wlr_subsurface_destroy(subsurface);
}
}
static void subsurface_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void subsurface_set_position(struct wl_client *client,
struct wl_resource *resource, int32_t x, int32_t y) {
wlr_log(L_DEBUG, "TODO: subsurface set position");
}
static void subsurface_place_above(struct wl_client *client,
struct wl_resource *resource, struct wl_resource *sibling) {
wlr_log(L_DEBUG, "TODO: subsurface place above");
}
static void subsurface_place_below(struct wl_client *client,
struct wl_resource *resource, struct wl_resource *sibling) {
wlr_log(L_DEBUG, "TODO: subsurface place below");
}
static void subsurface_set_sync(struct wl_client *client,
struct wl_resource *resource) {
wlr_log(L_DEBUG, "TODO: subsurface set sync");
}
static void subsurface_set_desync(struct wl_client *client,
struct wl_resource *resource) {
wlr_log(L_DEBUG, "TODO: subsurface set desync");
}
static const struct wl_subsurface_interface subsurface_implementation = {
.destroy = subsurface_destroy,
.set_position = subsurface_set_position,
.place_above = subsurface_place_above,
.place_below = subsurface_place_below,
.set_sync = subsurface_set_sync,
.set_desync = subsurface_set_desync,
};
void wlr_surface_make_subsurface(struct wlr_surface *surface,
struct wlr_surface *parent, uint32_t id) {
assert(surface->subsurface == NULL);
struct wlr_subsurface *subsurface =
calloc(1, sizeof(struct wlr_subsurface));
if (!subsurface) {
return;
}
subsurface->surface = surface;
subsurface->parent = parent;
struct wl_client *client = wl_resource_get_client(surface->resource);
subsurface->resource =
wl_resource_create(client, &wl_subsurface_interface, 1, id);
wl_resource_set_implementation(subsurface->resource,
&subsurface_implementation, subsurface,
subsurface_resource_destroy);
surface->subsurface = subsurface;
}