From 0a1492e6b08557950a2a4a1b47830b40c678b6b1 Mon Sep 17 00:00:00 2001
From: Rails Pulse <hey@railspulse.com>
Date: Fri, 15 Aug 2025 10:04:05 +0700
Subject: [PATCH] Send echarts events to the document

---
 lib/rails_charts/base_chart.rb | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/rails_charts/base_chart.rb b/lib/rails_charts/base_chart.rb
index 5e88c36..08e630a 100644
--- a/lib/rails_charts/base_chart.rb
+++ b/lib/rails_charts/base_chart.rb
@@ -60,6 +60,12 @@ def js_code
               option && chart.setOption(option);
 
               window.RailsCharts.charts["#{container_id}"] = chart;
+
+              chart.on('rendered', function() {
+                document.dispatchEvent(new CustomEvent('chart:rendered', {
+                  detail: { containerId: '#{container_id}' }
+                }));
+              });
             }
 
             function destroy_#{chart_id}(e) {