ipc: expose surface_content_rect in get_tree

sway/ipc-json.c

@@ -591,6 +591,8 @@ static void ipc_json_describe_view(struct sway_container *c, json_object *object
 
 	struct wlr_box geometry = {0, 0, c->view->natural_width, c->view->natural_height};
 	json_object_object_add(object, "geometry", ipc_json_create_rect(&geometry));
+	json_object_object_add(
+			object, "surface_content_rect", ipc_json_create_rect(&c->view->geometry));
 
 	json_object_object_add(object, "max_render_time", json_object_new_int(c->view->max_render_time));
 

sway/scroll-ipc.7.scd

@@ -361,6 +361,10 @@ node and will have the following properties:
 |- geometry
 :  object
 :  The natural geometry of the contents if it were to size itself
+|- surface_content_rect
+:  object
+:  (Only windows) The geometry of the view content relative to its surface.
+   This includes _x_, _y_, _width_, and _height_.
 |- urgent
 :  boolean
 :  Whether the node or any of its descendants has the urgent hint set. Note:

tests/test_geometry.py

@@ -65,6 +65,13 @@ def find_node(node, target_id):
 
         target_node = find_node(tree, con_id)
         assert target_node is not None
+        assert "surface_content_rect" in target_node
+        view_geom = target_node["surface_content_rect"]
+        assert "x" in view_geom
+        assert "y" in view_geom
+        assert "width" in view_geom
+        assert "height" in view_geom
+
         rect = target_node["rect"]
         deco_rect = target_node.get("deco_rect", {"height": 0})