From c4d78534a4d54b304b96943c9d5c095dd3aafcb4 Mon Sep 17 00:00:00 2001
From: 13766800364 <13766800364@qq.com>
Date: Thu, 9 Oct 2025 16:10:16 +0800
Subject: [PATCH] Add File

---
 .../frog/organ/snake/SnakeEyes.java           | 95 +++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 history/006_snake/src/main/java/com/gitee/drinkjava2/frog/organ/snake/SnakeEyes.java

diff --git a/history/006_snake/src/main/java/com/gitee/drinkjava2/frog/organ/snake/SnakeEyes.java b/history/006_snake/src/main/java/com/gitee/drinkjava2/frog/organ/snake/SnakeEyes.java
new file mode 100644
index 0000000..cb4c8a7
--- /dev/null
+++ b/history/006_snake/src/main/java/com/gitee/drinkjava2/frog/organ/snake/SnakeEyes.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2018 the original author or authors. 
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by
+ * applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
+ * OF ANY KIND, either express or implied. See the License for the specific
+ * language governing permissions and limitations under the License.
+ */
+package com.gitee.drinkjava2.frog.organ.snake;
+
+import com.gitee.drinkjava2.frog.Animal;
+import com.gitee.drinkjava2.frog.Env;
+import com.gitee.drinkjava2.frog.organ.frog.FrogEyes;
+
+/**
+ * SnakeEyes can only see 4 direction's frog
+ * 
+ * 蛇的眼睛看不到food, 只能看到青蛙，也就是说它把青蛙当成食物
+ * 
+ * @author Yong Zhu
+ * @since 1.0
+ */
+public class SnakeEyes {
+
+	public static class SeeUp extends FrogEyes.SeeUp {// 只能看到上方青蛙
+		private static final long serialVersionUID = 1L;
+
+		@Override
+		public void initOrgan(Animal a) { // 仅在Snake生成时这个方法会调用一次
+			if (!initilized) {
+				initilized = true;
+				seeDistance = 8;
+			}
+		}
+
+		@Override
+		public void active(Animal a) {
+			for (int i = 1; i < seeDistance; i++)
+				if (Env.foundFrogOrOutEdge(a.x, a.y + i)) {
+					activeInput(a, 30);
+					seeSomeThing = true;
+					return;
+				}
+			seeSomeThing = false;
+		}
+	}
+
+	public static class SeeDown extends SeeUp {// 只能看到下方青蛙
+		private static final long serialVersionUID = 1L;
+
+		@Override
+		public void active(Animal a) {
+			for (int i = 1; i < seeDistance; i++)
+				if (Env.foundFrogOrOutEdge(a.x, a.y - i)) {
+					activeInput(a, 30);
+					seeSomeThing = true;
+					return;
+				}
+			seeSomeThing = false;
+		}
+	}
+
+	public static class SeeLeft extends SeeUp {// 只能看到左方青蛙
+		private static final long serialVersionUID = 1L;
+
+		@Override
+		public void active(Animal a) {
+			for (int i = 1; i < seeDistance; i++)
+				if (Env.foundFrogOrOutEdge(a.x - i, a.y)) {
+					activeInput(a, 30);
+					seeSomeThing = true;
+					return;
+				}
+			seeSomeThing = false;
+		}
+	}
+
+	public static class SeeRight extends SeeUp {// 只能看到右方青蛙
+		private static final long serialVersionUID = 1L;
+
+		@Override
+		public void active(Animal a) {
+			for (int i = 1; i < seeDistance; i++)
+				if (Env.foundFrogOrOutEdge(a.x + i, a.y)) {
+					activeInput(a, 30);
+					seeSomeThing = true;
+					return;
+				}
+			seeSomeThing = false;
+		}
+	}
+
+}