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TileLayer loadTileBitmap support abort #2563

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TileLayer loadTileBitmap support abort #2563

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10 changes: 9 additions & 1 deletion packages/maptalks/src/renderer/layer/tilelayer/TileLayerRendererable.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -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);
};
Expand Down Expand Up @@ -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 {
Expand Down