Refactor frame scheduling

Combine the redraw state variables into one enum, and refactor to get
rid of the requirement that a VBlank must queue a subsequent redraw.
Also fix the bug where ongoing animations that produced no damage could
stall the redrawing.

1 files changed, 9 insertions, 0 deletions

diff --git a/src/layout.rs b/src/layout.rs
index 4a272f9d..f878ed9e 100644
--- a/src/layout.rs
+++ b/src/layout.rs
@@ -1328,6 +1328,11 @@ impl<W: LayoutElement> Monitor<W> {
         }
     }
 
+    pub fn are_animations_ongoing(&self) -> bool {
+        self.workspace_idx_anim.is_some()
+            || self.workspaces.iter().any(|ws| ws.are_animations_ongoing())
+    }
+
     pub fn update_config(&mut self, config: &Config) {
         for ws in &mut self.workspaces {
             ws.update_config(config);
@@ -1464,6 +1469,10 @@ impl<W: LayoutElement> Workspace<W> {
         }
     }
 
+    pub fn are_animations_ongoing(&self) -> bool {
+        self.view_offset_anim.is_some()
+    }
+
     pub fn update_config(&mut self, config: &Config) {
         let c = &config.focus_ring;
         self.focus_ring.is_off = c.off;