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Add surface iterators

This commit is contained in:
emersion 2018-04-04 20:10:47 -04:00
parent 19b576734e
commit 4a9a9eae9a
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GPG Key ID: 0FDE7BE0E88F5E48
9 changed files with 234 additions and 110 deletions
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12
include/wlr/types/wlr_surface.h
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@ -93,9 +93,13 @@ struct wlr_surface {
// wlr_subsurface::parent_pending_link
struct wl_list subsurface_pending_list;
void *data;
};
typedef void (*wlr_surface_iterator_func_t)(struct wlr_surface *surface,
int sx, int sy, void *data);
struct wlr_renderer;
struct wlr_surface *wlr_surface_create(struct wl_resource *res,
struct wlr_renderer *renderer);
@ -160,4 +164,12 @@ void wlr_surface_set_role_committed(struct wlr_surface *surface,
struct wlr_surface *wlr_surface_from_resource(struct wl_resource *resource);
/**
* Call `iterator` on each surface in the surface tree, with the surface's
* positon relative to the root surface. The function is called from root to
* leaves (in rendering order).
*/
void wlr_surface_for_each_surface(struct wlr_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
#endif

8
include/wlr/types/wlr_wl_shell.h
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@ -155,4 +155,12 @@ bool wlr_surface_is_wl_shell_surface(struct wlr_surface *surface);
struct wlr_wl_surface *wlr_wl_shell_surface_from_wlr_surface(
struct wlr_surface *surface);
/**
* Call `iterator` on each surface in the shell surface tree, with the surface's
* positon relative to the root xdg-surface. The function is called from root to
* leaves (in rendering order).
*/
void wlr_wl_shell_surface_for_each_surface(struct wlr_wl_shell_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
#endif

8
include/wlr/types/wlr_xdg_shell.h
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@ -234,4 +234,12 @@ bool wlr_surface_is_xdg_surface(struct wlr_surface *surface);
struct wlr_xdg_surface *wlr_xdg_surface_from_wlr_surface(
struct wlr_surface *surface);
/**
* Call `iterator` on each surface in the xdg-surface tree, with the surface's
* positon relative to the root xdg-surface. The function is called from root to
* leaves (in rendering order).
*/
void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
#endif

8
include/wlr/types/wlr_xdg_shell_v6.h
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@ -294,4 +294,12 @@ bool wlr_surface_is_xdg_surface_v6(struct wlr_surface *surface);
struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_from_wlr_surface(
struct wlr_surface *surface);
/**
* Call `iterator` on each surface in the xdg-surface tree, with the surface's
* positon relative to the root xdg-surface. The function is called from root to
* leaves (in rendering order).
*/
void wlr_xdg_surface_v6_for_each_surface(struct wlr_xdg_surface_v6 *surface,
wlr_surface_iterator_func_t iterator, void *user_data);
#endif

158
rootston/output.c
View File

@ -38,132 +38,70 @@ static void rotate_child_position(double *sx, double *sy, double sw, double sh,
}
}
struct surface_iterator_data {
surface_iterator_func_t user_iterator;
void *user_data;
double x, y;
int width, height;
float rotation;
};
static void surface_iterator(struct wlr_surface *surface, int _sx, int _sy,
void *data) {
struct surface_iterator_data *iter_data = data;
double sx = _sx, sy = _sy;
rotate_child_position(&sx, &sy, surface->current->width,
surface->current->height, iter_data->width, iter_data->height,
iter_data->rotation);
iter_data->user_iterator(surface, iter_data->x + sx, iter_data->y + sy,
iter_data->rotation, iter_data->user_data);
}
static void surface_for_each_surface(struct wlr_surface *surface, double lx,
double ly, float rotation, surface_iterator_func_t iterator,
void *user_data) {
iterator(surface, lx, ly, rotation, user_data);
struct surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = lx, .y = ly,
.width = surface->current->width,
.height = surface->current->height,
.rotation = rotation,
};
struct wlr_subsurface *subsurface;
wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
struct wlr_surface_state *state = subsurface->surface->current;
double sx = state->subsurface_position.x;
double sy = state->subsurface_position.y;
rotate_child_position(&sx, &sy, state->width, state->height,
surface->current->width, surface->current->height, rotation);
surface_for_each_surface(subsurface->surface, lx + sx, ly + sy,
rotation, iterator, user_data);
}
}
static void xdg_surface_v6_for_each_surface(struct wlr_xdg_surface_v6 *surface,
double base_x, double base_y, float rotation,
surface_iterator_func_t iterator, void *user_data) {
double width = surface->surface->current->width;
double height = surface->surface->current->height;
struct wlr_xdg_popup_v6 *popup_state;
wl_list_for_each(popup_state, &surface->popups, link) {
struct wlr_xdg_surface_v6 *popup = popup_state->base;
if (!popup->configured) {
continue;
}
double popup_width = popup->surface->current->width;
double popup_height = popup->surface->current->height;
double popup_sx, popup_sy;
wlr_xdg_surface_v6_popup_get_position(popup, &popup_sx, &popup_sy);
rotate_child_position(&popup_sx, &popup_sy, popup_width, popup_height,
width, height, rotation);
surface_for_each_surface(popup->surface, base_x + popup_sx,
base_y + popup_sy, rotation, iterator, user_data);
xdg_surface_v6_for_each_surface(popup, base_x + popup_sx,
base_y + popup_sy, rotation, iterator, user_data);
}
}
static void xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
double base_x, double base_y, float rotation,
surface_iterator_func_t iterator, void *user_data) {
double width = surface->surface->current->width;
double height = surface->surface->current->height;
struct wlr_xdg_popup *popup_state;
wl_list_for_each(popup_state, &surface->popups, link) {
struct wlr_xdg_surface *popup = popup_state->base;
if (!popup->configured) {
continue;
}
double popup_width = popup->surface->current->width;
double popup_height = popup->surface->current->height;
double popup_sx, popup_sy;
wlr_xdg_surface_popup_get_position(popup, &popup_sx, &popup_sy);
rotate_child_position(&popup_sx, &popup_sy, popup_width, popup_height,
width, height, rotation);
surface_for_each_surface(popup->surface, base_x + popup_sx,
base_y + popup_sy, rotation, iterator, user_data);
xdg_surface_for_each_surface(popup, base_x + popup_sx,
base_y + popup_sy, rotation, iterator, user_data);
}
}
static void wl_shell_surface_for_each_surface(
struct wlr_wl_shell_surface *surface, double lx, double ly,
float rotation, bool is_child, surface_iterator_func_t iterator,
void *user_data) {
if (is_child || surface->state != WLR_WL_SHELL_SURFACE_STATE_POPUP) {
surface_for_each_surface(surface->surface, lx, ly, rotation, iterator,
user_data);
double width = surface->surface->current->width;
double height = surface->surface->current->height;
struct wlr_wl_shell_surface *popup;
wl_list_for_each(popup, &surface->popups, popup_link) {
double popup_width = popup->surface->current->width;
double popup_height = popup->surface->current->height;
double popup_x = popup->transient_state->x;
double popup_y = popup->transient_state->y;
rotate_child_position(&popup_x, &popup_y, popup_width, popup_height,
width, height, rotation);
wl_shell_surface_for_each_surface(popup, lx + popup_x, ly + popup_y,
rotation, true, iterator, user_data);
}
}
wlr_surface_for_each_surface(surface, surface_iterator, &data);
}
static void view_for_each_surface(struct roots_view *view,
surface_iterator_func_t iterator, void *user_data) {
struct surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = view->x, .y = view->y,
.width = view->wlr_surface->current->width,
.height = view->wlr_surface->current->height,
.rotation = view->rotation,
};
switch (view->type) {
case ROOTS_XDG_SHELL_V6_VIEW:
surface_for_each_surface(view->wlr_surface, view->x, view->y,
view->rotation, iterator, user_data);
xdg_surface_v6_for_each_surface(view->xdg_surface_v6, view->x, view->y,
view->rotation, iterator, user_data);
wlr_xdg_surface_v6_for_each_surface(view->xdg_surface_v6,
surface_iterator, &data);
break;
case ROOTS_XDG_SHELL_VIEW:
surface_for_each_surface(view->wlr_surface, view->x, view->y,
view->rotation, iterator, user_data);
xdg_surface_for_each_surface(view->xdg_surface, view->x, view->y,
view->rotation, iterator, user_data);
wlr_xdg_surface_for_each_surface(view->xdg_surface, surface_iterator,
&data);
break;
case ROOTS_WL_SHELL_VIEW:
wl_shell_surface_for_each_surface(view->wl_shell_surface, view->x,
view->y, view->rotation, false, iterator, user_data);
wlr_wl_shell_surface_for_each_surface(view->wl_shell_surface,
surface_iterator, &data);
break;
#ifdef WLR_HAS_XWAYLAND
case ROOTS_XWAYLAND_VIEW:
if (view->wlr_surface != NULL) {
surface_for_each_surface(view->wlr_surface, view->x, view->y,
view->rotation, iterator, user_data);
}
wlr_surface_for_each_surface(view->wlr_surface, surface_iterator,
&data);
break;
#endif
}
@ -175,7 +113,7 @@ static void xwayland_children_for_each_surface(
surface_iterator_func_t iterator, void *user_data) {
struct wlr_xwayland_surface *child;
wl_list_for_each(child, &surface->children, parent_link) {
if (child->surface != NULL && child->added) {
if (child->mapped) {
surface_for_each_surface(child->surface, child->x, child->y, 0,
iterator, user_data);
}

20
types/wlr_surface.c
View File

@ -951,3 +951,23 @@ void wlr_surface_set_role_committed(struct wlr_surface *surface,
surface->role_committed = role_committed;
surface->role_data = role_data;
}
static void surface_for_each_surface(struct wlr_surface *surface, int x, int y,
wlr_surface_iterator_func_t iterator, void *user_data) {
iterator(surface, x, y, user_data);
struct wlr_subsurface *subsurface;
wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
struct wlr_surface_state *state = subsurface->surface->current;
int sx = state->subsurface_position.x;
int sy = state->subsurface_position.y;
surface_for_each_surface(subsurface->surface, x + sx, y + sy,
iterator, user_data);
}
}
void wlr_surface_for_each_surface(struct wlr_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
surface_for_each_surface(surface, 0, 0, iterator, user_data);
}

39
types/wlr_wl_shell.c
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@ -678,3 +678,42 @@ struct wlr_surface *wlr_wl_shell_surface_surface_at(
return wlr_surface_surface_at(surface->surface, sx, sy, sub_sx, sub_sy);
}
struct wl_shell_surface_iterator_data {
wlr_surface_iterator_func_t user_iterator;
void *user_data;
int x, y;
};
static void wl_shell_surface_iterator(struct wlr_surface *surface,
int sx, int sy, void *data) {
struct wl_shell_surface_iterator_data *iter_data = data;
iter_data->user_iterator(surface, iter_data->x + sx, iter_data->y + sy,
iter_data->user_data);
}
static void wl_shell_surface_for_each_surface(
struct wlr_wl_shell_surface *surface, int x, int y,
wlr_surface_iterator_func_t iterator, void *user_data) {
struct wl_shell_surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = x, .y = y,
};
wlr_surface_for_each_surface(surface->surface, wl_shell_surface_iterator,
&data);
struct wlr_wl_shell_surface *popup;
wl_list_for_each(popup, &surface->popups, popup_link) {
double popup_x = popup->transient_state->x;
double popup_y = popup->transient_state->y;
wl_shell_surface_for_each_surface(popup, x + popup_x, y + popup_y,
iterator, user_data);
}
}
void wlr_wl_shell_surface_for_each_surface(struct wlr_wl_shell_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
wl_shell_surface_for_each_surface(surface, 0, 0, iterator, user_data);
}

46
types/wlr_xdg_shell.c
View File

@ -1659,3 +1659,49 @@ struct wlr_surface *wlr_xdg_surface_surface_at(
return wlr_surface_surface_at(surface->surface, sx, sy, sub_x, sub_y);
}
struct xdg_surface_iterator_data {
wlr_surface_iterator_func_t user_iterator;
void *user_data;
int x, y;
};
static void xdg_surface_iterator(struct wlr_surface *surface,
int sx, int sy, void *data) {
struct xdg_surface_iterator_data *iter_data = data;
iter_data->user_iterator(surface, iter_data->x + sx, iter_data->y + sy,
iter_data->user_data);
}
static void xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
int x, int y, wlr_surface_iterator_func_t iterator, void *user_data) {
struct xdg_surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = x, .y = y,
};
wlr_surface_for_each_surface(surface->surface, xdg_surface_iterator,
&data);
struct wlr_xdg_popup *popup_state;
wl_list_for_each(popup_state, &surface->popups, link) {
struct wlr_xdg_surface *popup = popup_state->base;
if (!popup->configured) {
continue;
}
double popup_sx, popup_sy;
wlr_xdg_surface_popup_get_position(popup, &popup_sx, &popup_sy);
xdg_surface_for_each_surface(popup,
x + popup_sx,
y + popup_sy,
iterator, user_data);
}
}
void wlr_xdg_surface_for_each_surface(struct wlr_xdg_surface *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
xdg_surface_for_each_surface(surface, 0, 0, iterator, user_data);
}

45
types/wlr_xdg_shell_v6.c
View File

@ -1884,3 +1884,48 @@ void wlr_positioner_v6_invert_y(
positioner->gravity |= ZXDG_POSITIONER_V6_GRAVITY_TOP;
}
}
struct xdg_surface_v6_iterator_data {
wlr_surface_iterator_func_t user_iterator;
void *user_data;
int x, y;
};
static void xdg_surface_v6_iterator(struct wlr_surface *surface,
int sx, int sy, void *data) {
struct xdg_surface_v6_iterator_data *iter_data = data;
iter_data->user_iterator(surface, iter_data->x + sx, iter_data->y + sy,
iter_data->user_data);
}
static void xdg_surface_v6_for_each_surface(struct wlr_xdg_surface_v6 *surface,
int x, int y, wlr_surface_iterator_func_t iterator, void *user_data) {
struct xdg_surface_v6_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.x = x, .y = y,
};
wlr_surface_for_each_surface(surface->surface, xdg_surface_v6_iterator,
&data);
struct wlr_xdg_popup_v6 *popup_state;
wl_list_for_each(popup_state, &surface->popups, link) {
struct wlr_xdg_surface_v6 *popup = popup_state->base;
if (!popup->configured) {
continue;
}
double popup_sx, popup_sy;
wlr_xdg_surface_v6_popup_get_position(popup, &popup_sx, &popup_sy);
xdg_surface_v6_for_each_surface(popup,
x + popup_sx,
y + popup_sy,
iterator, user_data);
}
}
void wlr_xdg_surface_v6_for_each_surface(struct wlr_xdg_surface_v6 *surface,
wlr_surface_iterator_func_t iterator, void *user_data) {
xdg_surface_v6_for_each_surface(surface, 0, 0, iterator, user_data);
}