all: bring back xdg portals

src/tree/output/captures.rs

@@ -3,7 +3,7 @@ use {
     crate::{
         cmm::cmm_description::ColorDescription,
         gfx_api::{AcquireSync, BufferResv, GfxTexture, ReleaseSync},
-        ifs::wl_buffer::WlBufferStorage,
+        ifs::{jay_screencast::JayScreencast, wl_buffer::WlBufferStorage},
         utils::{errorfmt::ErrorFmt, hash_map_ext::HashMapExt},
     },
     std::{ops::Deref, rc::Rc},
@@ -16,6 +16,20 @@ impl OutputNode {
         }
     }
 
+    pub fn screencast_changed(&self) {
+        self.captures_changed();
+    }
+
+    pub fn add_screencast(&self, sc: &Rc<JayScreencast>) {
+        self.screencasts.set((sc.client.id, sc.id), sc.clone());
+        self.captures_changed();
+    }
+
+    pub fn remove_screencast(&self, sc: &JayScreencast) {
+        self.screencasts.remove(&(sc.client.id, sc.id));
+        self.captures_changed();
+    }
+
     pub fn perform_screencopies(
         &self,
         tex: &Rc<dyn GfxTexture>,
@@ -44,6 +58,20 @@ impl OutputNode {
             y_off,
             size,
         );
+        for sc in self.screencasts.lock().values() {
+            sc.copy_texture(
+                self,
+                tex,
+                cd,
+                resv,
+                acquire_sync,
+                release_sync,
+                render_hardware_cursor,
+                x_off,
+                y_off,
+                size,
+            );
+        }
         for sc in self.ext_copy_sessions.lock().values() {
             sc.copy_texture(
                 self,