1 files changed, 16 insertions, 8 deletions

diff --git a/sway/desktop/layer_shell.c b/sway/desktop/layer_shell.c
index 91e113a7..19718991 100644
--- a/sway/desktop/layer_shell.c
+++ b/sway/desktop/layer_shell.c
@@ -115,9 +115,10 @@ static void arrange_layer(struct sway_output *output, struct wl_list *list,
                 // Horizontal axis
                 const uint32_t both_horiz = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
                         | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
-                if ((state->anchor & both_horiz) && box.width == 0) {
+                if (box.width == 0) {
                         box.x = bounds.x;
-                        box.width = bounds.width;
+                } else if ((state->anchor & both_horiz) == both_horiz) {
+                        box.x = bounds.x + ((bounds.width / 2) - (box.width / 2));
                 } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
                         box.x = bounds.x;
                 } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
@@ -128,9 +129,10 @@ static void arrange_layer(struct sway_output *output, struct wl_list *list,
                 // Vertical axis
                 const uint32_t both_vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
                         | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
-                if ((state->anchor & both_vert) && box.height == 0) {
+                if (box.height == 0) {
                         box.y = bounds.y;
-                        box.height = bounds.height;
+                } else if ((state->anchor & both_vert) == both_vert) {
+                        box.y = bounds.y + ((bounds.height / 2) - (box.height / 2));
                 } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
                         box.y = bounds.y;
                 } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
@@ -139,17 +141,23 @@ static void arrange_layer(struct sway_output *output, struct wl_list *list,
                         box.y = bounds.y + ((bounds.height / 2) - (box.height / 2));
                 }
                 // Margin
-                if ((state->anchor & both_horiz) == both_horiz) {
+                if (box.width == 0) {
                         box.x += state->margin.left;
-                        box.width -= state->margin.left + state->margin.right;
+                        box.width = bounds.width -
+                                (state->margin.left + state->margin.right);
+                } else if ((state->anchor & both_horiz) == both_horiz) {
+                        // don't apply margins
                 } 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) {
+                if (box.height == 0) {
                         box.y += state->margin.top;
-                        box.height -= state->margin.top + state->margin.bottom;
+                        box.height = bounds.height -
+                                (state->margin.top + state->margin.bottom);
+                } else if ((state->anchor & both_vert) == both_vert) {
+                        // don't apply margins
                 } 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)) {