video: send feedback when brightness changes

src/config/handler.rs

@@ -1132,7 +1132,7 @@ impl ConfigProxyHandler {
         brightness: Option<f64>,
     ) -> Result<(), CphError> {
         let connector = self.get_output_node(connector)?;
-        connector.global.set_brightness(brightness);
+        connector.set_brightness(brightness);
         Ok(())
     }
 

src/ifs/jay_randr.rs

@@ -486,7 +486,7 @@ impl JayRandrRequestHandler for JayRandr {
         let Some(c) = self.get_output_node(req.output) else {
             return Ok(());
         };
-        c.global.set_brightness(Some(req.lux));
+        c.set_brightness(Some(req.lux));
         Ok(())
     }
 
@@ -498,7 +498,7 @@ impl JayRandrRequestHandler for JayRandr {
         let Some(c) = self.get_output_node(req.output) else {
             return Ok(());
         };
-        c.global.set_brightness(None);
+        c.set_brightness(None);
         Ok(())
     }
 }

src/ifs/wl_output.rs

@@ -381,12 +381,6 @@ impl WlOutputGlobal {
         self.linear_color_description.set(cd_linear.clone());
         self.color_description.set(cd.clone()).id != cd.id
     }
-
-    pub fn set_brightness(&self, brightness: Option<f64>) {
-        self.persistent.brightness.set(brightness);
-        self.update_color_description();
-        self.state.damage(self.pos.get());
-    }
 }
 
 global_base!(WlOutputGlobal, WlOutput, WlOutputError);

src/tree/output.rs

@@ -844,6 +844,10 @@ impl OutputNode {
         if (old_btf, old_bcs) == (btf, bcs) {
             return;
         }
+        self.update_color_description();
+    }
+
+    fn update_color_description(&self) {
         if self.global.update_color_description() {
             self.state.damage(self.global.position());
             if let Some(hc) = self.hardware_cursor.get() {
@@ -857,6 +861,11 @@ impl OutputNode {
         }
     }
 
+    pub fn set_brightness(&self, brightness: Option<f64>) {
+        self.global.persistent.brightness.set(brightness);
+        self.update_color_description();
+    }
+
     fn find_stacked_at(
         &self,
         stack: &LinkedList<Rc<dyn StackedNode>>,