From e15b8145b11637535c54da31f9084ea7f905eba8 Mon Sep 17 00:00:00 2001
From: Pierre Tachoire <pierre@lightpanda.io>
Date: Thu, 19 Feb 2026 10:50:12 +0100
Subject: [PATCH] create Animation in the pool arena

---
 src/browser/webapi/animation/Animation.zig | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/browser/webapi/animation/Animation.zig b/src/browser/webapi/animation/Animation.zig
index 4daaa8d5..0ebe396b 100644
--- a/src/browser/webapi/animation/Animation.zig
+++ b/src/browser/webapi/animation/Animation.zig
@@ -52,14 +52,19 @@ pub fn init(page: *Page) !*Animation {
     const arena = try page.getArena(.{ .debug = "Animation" });
     errdefer page.releaseArena(arena);
 
-    const self = try page._factory.create(Animation{
+    const self = try arena.create(Animation);
+    self.* = .{
         ._page = page,
         ._arena = arena,
-    });
+    };
 
     return self;
 }
 
+pub fn deinit(self: *Animation, _: bool) void {
+    self._page.releaseArena(self._arena);
+}
+
 pub fn play(self: *Animation, page: *Page) !void {
     if (self._playState == .running) {
         return;
@@ -164,10 +169,6 @@ pub fn getOnFinish(self: *const Animation) ?js.Function.Temp {
     return self._onFinish;
 }
 
-pub fn deinit(self: *Animation, _: bool) void {
-    self._page.releaseArena(self._arena);
-}
-
 // callback function transitionning from a state to another
 fn update(ctx: *anyopaque) !?u32 {
     const self: *Animation = @ptrCast(@alignCast(ctx));