From efb54856d952fd66e18e5b532d059448ea7d06fb Mon Sep 17 00:00:00 2001
From: hu de yi <mehudeyi@163.com>
Date: Fri, 13 Jun 2025 09:27:54 +0800
Subject: [PATCH] TileLayer loadTileBitmap support abort

---
 .../renderer/layer/tilelayer/TileLayerRendererable.ts  | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/maptalks/src/renderer/layer/tilelayer/TileLayerRendererable.ts b/packages/maptalks/src/renderer/layer/tilelayer/TileLayerRendererable.ts
index 0ecc715ccd..957bfd074e 100644
--- a/packages/maptalks/src/renderer/layer/tilelayer/TileLayerRendererable.ts
+++ b/packages/maptalks/src/renderer/layer/tilelayer/TileLayerRendererable.ts
@@ -610,7 +610,7 @@ const TileLayerRenderable = function <T extends MixinConstructor>(Base: T) {
         loadTile(tile: Tile['info']): Tile['image'] {
             let tileImage = {} as Tile['image'];
             // fixme: 无相关定义，是否实现？
-            if (this.loadTileBitmap) {
+            if (this.loadTileBitmap && isFunction(this.loadTileBitmap)) {
                 const onLoad = (bitmap) => {
                     this.onTileLoad(bitmap, tile);
                 };
@@ -677,6 +677,14 @@ const TileLayerRenderable = function <T extends MixinConstructor>(Base: T) {
                 tileImage.onerror = falseFn;
                 tileImage.src = emptyImageUrl;
             }
+            if (this.loadTileBitmap && isFunction(this.loadTileBitmap)) {
+                const url = tileInfo.url;
+                this.loadTileBitmap(url, tileInfo, () => {
+
+                }, {
+                    command: 'abortTile'
+                })
+            }
         }
 
         onTileLoad(tileImage: Tile['image'], tileInfo: Tile['info']): void {