Update

point.cpp

@@ -1,27 +0,0 @@
-#include "point.h"
-#include "tools.h"
-#include <iostream>
-
-void Point::Print()//输出方块
-{
-	SetCursorPosition(x, y);
-	std::cout << "■";
-}
-
-void Point::PrintCircular()//输出圆形
-{
-	SetCursorPosition(x, y);
-	std::cout << "●";
-}
-
-void Point::Clear()//清除输出
-{
-	SetCursorPosition(x, y);
-	std::cout << " ";
-}
-
-void Point::ChangePosition(const int x, const int y)//改变坐标
-{
-	this->x = x;
-	this->y = y;
-}

point.h

@@ -1,20 +0,0 @@
-#pragma once
-#ifndef POINT_H
-#define POINT_H
-
-class Point
-{
-public:
-	Point() {}
-	Point(const int x, const int y) : x(x), y(y) {}
-	void Print();
-	void PrintCircular();
-	void Clear();
-	void ChangePosition(const int x, const int y);
-	bool operator== (const Point& point) { return (point.x == this->x) && (point.y == this->y); }
-	int GetX() { return this->x; }
-	int GetY() { return this->y; }
-private:
-	int x, y;
-};
-#endif // POINT_H

tools.cpp

@@ -1,33 +0,0 @@
-#include "tools.h"
-#include <windows.h>
-#include <stdio.h>
-
-void SetWindowSize(int cols, int lines)//设置窗口大小
-{
-	system("title  贪吃蛇 ");//设置窗口标题
-	char cmd[30];
-	sprintf(cmd, "mode con cols=%d lines=%d", cols * 2, lines);//一个■占两个字符故*2
-	system(cmd);//system(mode con cols=88 lines=88)
-}
-
-void SetCursorPosition(const int x, const int y)//
-{
-	COORD position;
-	position.X = x * 2;
-	position.Y = y;
-	SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), position);
-}
-
-void SetColor(int colorID)//
-{
-	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), colorID);
-}
-
-void SetBackColor()//
-{
-	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),
-		FOREGROUND_BLUE |
-		BACKGROUND_BLUE |
-		BACKGROUND_GREEN |
-		BACKGROUND_RED);
-}

tools.h

@@ -1,10 +0,0 @@
-#ifndef TOOLS_H
-#define TOOLS_H
-
-
-void SetWindowSize(int cols, int lines);
-void SetCursorPosition(const int x, const int y);
-void SetColor(int colorID);
-void SetBackColor();
-
-#endif // TOOLS_H

ui_helper.cpp

@@ -0,0 +1,40 @@
+#include "ui_helper.h"
+#include <Windows.h>
+#include <cstdlib>
+#include <cstdio>
+
+void ClearScreen()
+{
+    system("cls");
+}
+
+void ClearInput()
+{
+    int c;
+    while ((c = getchar()) != '\n' && c != EOF);
+}
+
+void WaitPause()
+{
+    system("pause");
+}
+
+void title(const std::string& xtitle)
+{
+    ClearScreen();
+    printf("==============================\n");
+    printf("%s\n", xtitle.c_str());
+    printf("==============================\n");
+}
+
+int GetChoice(int max_id)
+{
+    int x;
+    while (scanf("%d", &x) != 1 || x<1 || x>max_id)
+    {
+        printf("输入有误. 应为在1~%d范围内的数字. 请重试.\n", max_id);
+        ClearInput();
+    }
+    ClearInput();
+    return x;
+}

ui_helper.h

@@ -0,0 +1,11 @@
+#pragma once
+#include <string>
+
+void ClearScreen();
+void ClearInput();
+
+void WaitPause();
+
+void title(const std::string& xtitle);
+
+int GetChoice(int max_id);