新增 tryGetComponent 方法

2021-03-26 12:53:09 +08:00
parent b9522ade5d
commit d2915fe30c
4 changed files with 30 additions and 2 deletions
--- a/source/bin/framework.js
+++ b/source/bin/framework.js
@@ -941,6 +941,16 @@ var es;
        Entity.prototype.getComponent = function (type) {
            return this.components.getComponent(type, false);
        };
+        /**
+         * 尝试获取T类型的组件。如果未找到任何组件，则返回false
+         * @param type
+         * @param outComponent
+         * @returns
+         */
+        Entity.prototype.tryGetComponent = function (type, outComponent) {
+            outComponent.value = this.components.getComponent(type, false);
+            return outComponent.value != null;
+        };
        /**
         * 检查实体是否具有该组件
         * @param type