调整map稍微靠下时底部黑边问题

egret/src/mapScene/MapScene.ts

@@ -555,7 +555,7 @@ export default class MapScene extends Scene {
         }
 
         // 如果是尾部
-        if (lastOrder > window['total_level'] - MapBottomPart.LEVEL_NUMS) {
+        if (lastOrder >= (window['total_level'] - MapBottomPart.LEVEL_NUMS-1)) {
             return this.getScrollV2(lastOrder, stageHeight);
         }
 
@@ -587,6 +587,9 @@ export default class MapScene extends Scene {
     getScrollV2(lastOrder, stageHeight) {
         const y0 = this._data.bottom.y;
         lastOrder = lastOrder - this._data.list.length * MapRpeatPart.LEVEL_NUMS - 7;
+        if(lastOrder<1){
+            lastOrder = 1;
+        }
         const totalHeight = this._data.top.height +
             (this._data.list.length * this._data.list[0].height)
             + this._data.bottom.height;