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use scene layer shell helper

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Leonardo Hernandez Hernandez 2022-02-13 14:32:47 -06:00 committed by Leonardo Hernández Hernández
parent 3577802541
commit a7c4f6100a
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1 changed files with 5 additions and 133 deletions
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dwl.c
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@ -144,6 +144,7 @@ typedef struct {
/* Must be first */
unsigned int type; /* LayerShell */
struct wlr_scene_node *scene;
struct wlr_scene_layer_surface_v1 *scene_layer;
struct wl_list link;
struct wlr_layer_surface_v1 *layer_surface;
@ -151,18 +152,8 @@ typedef struct {
struct wl_listener map;
struct wl_listener unmap;
struct wl_listener surface_commit;
struct wlr_box geo;
} LayerSurface;
typedef struct {
uint32_t singular_anchor;
uint32_t anchor_triplet;
int *positive_axis;
int *negative_axis;
int margin;
} Edge;
typedef struct {
const char *symbol;
void (*arrange)(Monitor *);
@ -206,9 +197,6 @@ typedef struct {
/* function declarations */
static void applybounds(Client *c, struct wlr_box *bbox);
static void applyexclusive(struct wlr_box *usable_area, uint32_t anchor,
int32_t exclusive, int32_t margin_top, int32_t margin_right,
int32_t margin_bottom, int32_t margin_left);
static void applyrules(Client *c);
static void arrange(Monitor *m);
static void arrangelayer(Monitor *m, struct wl_list *list,
@ -386,61 +374,6 @@ applybounds(Client *c, struct wlr_box *bbox)
c->geom.y = bbox->y;
}
void
applyexclusive(struct wlr_box *usable_area,
uint32_t anchor, int32_t exclusive,
int32_t margin_top, int32_t margin_right,
int32_t margin_bottom, int32_t margin_left) {
Edge edges[] = {
{ // Top
.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
.anchor_triplet = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
.positive_axis = &usable_area->y,
.negative_axis = &usable_area->height,
.margin = margin_top,
},
{ // Bottom
.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.anchor_triplet = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.positive_axis = NULL,
.negative_axis = &usable_area->height,
.margin = margin_bottom,
},
{ // Left
.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT,
.anchor_triplet = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.positive_axis = &usable_area->x,
.negative_axis = &usable_area->width,
.margin = margin_left,
},
{ // Right
.singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT,
.anchor_triplet = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.positive_axis = NULL,
.negative_axis = &usable_area->width,
.margin = margin_right,
}
};
for (size_t i = 0; i < LENGTH(edges); i++) {
if ((anchor == edges[i].singular_anchor || anchor == edges[i].anchor_triplet)
&& exclusive + edges[i].margin > 0) {
if (edges[i].positive_axis)
*edges[i].positive_axis += exclusive + edges[i].margin;
if (edges[i].negative_axis)
*edges[i].negative_axis -= exclusive + edges[i].margin;
break;
}
}
}
void
applyrules(Client *c)
{
@ -492,72 +425,11 @@ arrangelayer(Monitor *m, struct wl_list *list, struct wlr_box *usable_area, int
wl_list_for_each(layersurface, list, link) {
struct wlr_layer_surface_v1 *wlr_layer_surface = layersurface->layer_surface;
struct wlr_layer_surface_v1_state *state = &wlr_layer_surface->current;
struct wlr_box bounds;
struct wlr_box box = {
.width = state->desired_width,
.height = state->desired_height
};
const uint32_t both_horiz = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
const uint32_t both_vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
| ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
if (exclusive != (state->exclusive_zone > 0))
continue;
bounds = state->exclusive_zone == -1 ? full_area : *usable_area;
// Horizontal axis
if ((state->anchor & both_horiz) && box.width == 0) {
box.x = bounds.x;
box.width = bounds.width;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
box.x = bounds.x;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
box.x = bounds.x + (bounds.width - box.width);
} else {
box.x = bounds.x + ((bounds.width / 2) - (box.width / 2));
}
// Vertical axis
if ((state->anchor & both_vert) && box.height == 0) {
box.y = bounds.y;
box.height = bounds.height;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
box.y = bounds.y;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
box.y = bounds.y + (bounds.height - box.height);
} else {
box.y = bounds.y + ((bounds.height / 2) - (box.height / 2));
}
// Margin
if ((state->anchor & both_horiz) == both_horiz) {
box.x += state->margin.left;
box.width -= state->margin.left + state->margin.right;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
box.x += state->margin.left;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
box.x -= state->margin.right;
}
if ((state->anchor & both_vert) == both_vert) {
box.y += state->margin.top;
box.height -= state->margin.top + state->margin.bottom;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
box.y += state->margin.top;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
box.y -= state->margin.bottom;
}
if (box.width < 0 || box.height < 0) {
wlr_layer_surface_v1_destroy(wlr_layer_surface);
continue;
}
layersurface->geo = box;
if (state->exclusive_zone > 0)
applyexclusive(usable_area, state->anchor, state->exclusive_zone,
state->margin.top, state->margin.right,
state->margin.bottom, state->margin.left);
wlr_scene_node_set_position(layersurface->scene, box.x, box.y);
wlr_layer_surface_v1_configure(wlr_layer_surface, box.width, box.height);
wlr_scene_layer_surface_v1_configure(layersurface->scene_layer, &full_area, usable_area);
}
}
@ -916,9 +788,9 @@ createlayersurface(struct wl_listener *listener, void *data)
wlr_layer_surface->data = layersurface;
m = wlr_layer_surface->output->data;
layersurface->scene = wlr_scene_subsurface_tree_create(
layers[wlr_layer_surface->pending.layer],
wlr_layer_surface->surface);
layersurface->scene_layer = wlr_scene_layer_surface_v1_create(
layers[wlr_layer_surface->pending.layer], wlr_layer_surface);
layersurface->scene = layersurface->scene_layer->node;
layersurface->scene->data = layersurface;
wl_list_insert(&m->layers[wlr_layer_surface->pending.layer],