From ab5838eb864d2f95f1fb3d3c7b5d5b60acc109a0 Mon Sep 17 00:00:00 2001
From: pissang <bm2736892@gmail.com>
Date: Tue, 6 Apr 2021 19:14:46 +0800
Subject: [PATCH] fix(treemap): ensure breadcrumb is on the top

---
 src/chart/treemap/Breadcrumb.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/chart/treemap/Breadcrumb.ts b/src/chart/treemap/Breadcrumb.ts
index 51c6cc65d..c5589ee25 100644
--- a/src/chart/treemap/Breadcrumb.ts
+++ b/src/chart/treemap/Breadcrumb.ts
@@ -29,6 +29,7 @@ import { ZRElementEvent, BoxLayoutOptionMixin, ECElement } from '../../util/type
 import Element from 'zrender/src/Element';
 import Model from '../../model/Model';
 import { convertOptionIdName } from '../../util/model';
+import { Z2_EMPHASIS_LIFT } from '../../util/states';
 
 const TEXT_PADDING = 8;
 const ITEM_GAP = 8;
@@ -180,7 +181,7 @@ class Breadcrumb {
                 textConfig: {
                     position: 'inside'
                 },
-                z: 10,
+                z2: Z2_EMPHASIS_LIFT * 1e4,    // A very large z2
                 onclick: curry(onSelect, itemNode)
             });
             (el as ECElement).disableLabelAnimation = true;
-- 
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